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ics for audio common use 1 publication date: december 2001 sdc00036beb AN7515SH audio signal processing ic for notebook pc overview AN7515SH has a speaker power amplifier, head- phone power amplifier, line amplifier, electric vol- ume and a bass boost circuit for notebook pc. this ic adopts a small thin package, enabling compact and high integrated set. features ? possible speaker power is 1 w 2-ch. : 8 ? output at v cc = 5 v 0.65 w 2-ch. : 4 ? output at v cc = 3.3 v ? a gain and frequency response of bass boost can be adjusted with external components ? each amplifiers has a standby and mute switch ? pin compatible with an7516sh with spatializer function except for spatializer pins ? v cc of speaker and headphone can be adjusted separately ? thin package (1.0 mm) applications ? notebook pc hsop056-p-0300a (lead-free package) unit: mm 14.00 0 10 0.20 0 05 (0.25) (1.00) 0 to 8 0.50 0 10 0.15 0.05 seating plane seating plane (6.90) (5.45) 56 29 28 1 (2.25) (3.70) 6.10 0.10 0.10 0.10 8.10 0.20 1.20 max. (1.00) 0.50 m 0.10 0.10 area of no resin flash block diagram speaker amplifier with bass boost 5 v, 8 ? , 1 w head phone amplifier beep input electric volume line amplifier bass boost sw speaker amplifier standby sw head phone amplifier standby sw speaker amplifier mute sw head phone amplifier mute sw line amplifier mute sw ? ? ? ? ? ? ? ? ?
AN7515SH 2 sdc00036beb application circuit example 29 28 30 26 31 24 32 22 33 20 34 18 35 16 36 14 37 13 38 12 39 11 40 10 41 9 42 8 44 7 46 6 48 5 50 4 52 3 27 25 23 21 19 17 15 54 2 56 43 45 47 49 51 53 55 1 line out [r-ch.] 2.5 v to 5.5 v 2.5 v to 5.5 v to pin17 line out [l-ch.] mute (line) beep control (line) v cc1 (sp) v cc2 (sp) line in [r-ch.] v cc3 (sp) line- mute hp- mute sp- mute r f. r.f. volume volume bass boost bass boost c24 47 f c20 1 f c19 1 f r5 50 k? c21 1 f mute (hp) standby (hp/line) beep control (hp) electric volume adjuster variable register bass boost adjuster variable registor mute (sp) vr3 10 k? r10 50 k? vr6 75 k? c29 4.7 f nonpolar speaker out [l-ch.] (btl out) vr2 10 k? r6 50 k? vr4 50 k? c22 1 f c25 47 f 1 f c28 0.1 f c2 0.1 f c3 3.3 f c5 22 f c6 33 f c4 3.3 f r8 50 k? r9 10 k? vr5 10 k? r11 50 k? standby (sp) bass sw c26 1 f c1 100 f head phone jack head phone out [r-ch.] head phone out [l-ch.] v cc1 (hp) v cc2 (hp) c9 100 f head phone in [r-ch.] c30 1 f c27 1 f speaker out [r-ch.] (btl out) speaker in [l-ch.] speaker in [r-ch.] r1 25 k? r2 25 k? c7 220 f c18 1 f line in [l-ch.] c17 1 f c15 1 f c14 1 f r4 33 k? beep in c8 220 f j-4 head phone in [l-ch.] c16 1 f j-3
AN7515SH 3 sdc00036beb pin descriptions pin no. description 1 power supply (r-ch. speaker power use) 2 r-ch. speaker output 1 3 r-ch. speaker output 2 4n.c. 5 gnd (r-ch. sp power use) 6 bass boost capacitor 1 7 speaker r-ch. input 8 speaker l-ch. input 9 ripple filter (sp) 10 power supply (speaker small signal use) 11 l-ch. headphone output 12 r-ch. headphone output 13 gnd (hp power use) 14 gnd (hp small signal use) 15 n.c. 16 power supply (hp power use) 17 power supply (hp small signal use) 18 n.c. 19 n.c. 20 n.c. 21 n.c. 22 beep input 23 n.c. 24 headphone r-ch. input 2 25 headphone l-ch. input 1 26 n.c. 27 line amplifier l-ch. input 28 line amplifier r-ch. input pin no. description 29 line amplifier r-ch. output 30 gnd (line small signal use) 31 line amplifier l-ch. output 32 beep control (line) 33 line mute control 34 beep control (hp) 35 hp mute control 36 gnd 37 ripple filter 1 (hp) 38 gnd (sp small signal use) 39 volume control 40 ripple filter 2 (hp) 41 standby (hp/line) 42 n.c. 43 sp mute control 44 standby (sp) 45 r1 for bass boost gain 46 r2 for bass boost gain 47 bass boost capacitor 2 48 bass boost capacitor 3 49 bass boost capacitor 4 50 bass boost limit control 51 bass boost control 52 gnd (l-ch. sp power use) 53 n.c. 54 l-ch. speaker output 2 55 l-ch. speaker output 1 56 power supply (l-ch. speaker power use)
AN7515SH 4 sdc00036beb absolute maximum ratings parameter symbol rating unit supply voltage * 2 v cc 5.75 v supply current i cc 1 200 ma power dissipation * 3 p d 0.628 w operating ambient temperature * 1 t opr
25 to 75 c storage temperature * 1 t stg
55 to 150 c recommended operating range parameter symbol range unit supply voltage v cc 3.0 to 5.5 v electrical characteristics at t a 25 c, f 1 khz parameter symbol conditions min typ max unit quiescent circuit current 1 i t1 current of v cc1(sp) , v cc2(sp) , 7.5 13.1 ma v cc3(sp) 5 v/(no load) quiescent circuit current 2 i t2 current of v cc1(hp) , v cc2(hp) 5 v/(no load) 6.0 10.0 ma standby current 1 i st1 stb: on current of v cc1(sp) , v cc2(sp) , 0.1 50 a v cc3(sp) 5 v standby current 2 i st2 stb: on current of v cc1(hp) , v cc2(hp) 5 v 0.1 50 a speaker amplifier (r l 8 ) l-ch. output voltage level * 1 v spl v in
10 dbv, r l 8 1.5 4.0 6.5 dbv v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v r-ch. output voltage level * 1 v spr v in
10 dbv, r l 8 1.5 4.0 6.5 dbv v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v l-ch. total harmonic th sl v in
10 dbv, r l 8 0.2 0.5 % distortion * 1 v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v r-ch. total harmonic th sr v in
10 dbv, r l 8 0.2 0.5 % distortion * 1 v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v l-ch. max. output level * 1 v maxsl thd 10%, f 1 khz 7.0 9.0 dbv v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v r-ch. max. output level * 1 v maxsr thd 10%, f 1 khz 7.0 9.0 dbv v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v l-ch. max. output level 1 * 1 v maxs1l thd 10%, r l 4 f 1 khz 2.0 4.0 dbv v cc1(sp) , v cc2(sp) , v cc3(sp) 3.3 v r-ch. max. output level 1 * 1 v maxs1r thd 10%, r l 4 f 1 khz 2.0 4.0 dbv v cc1(sp) , v cc2(sp) , v cc3(sp) 3.3 v l-ch. output noise voltage * 2 v nsl r g 1 k
80
70 dbv v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v note) * 1: din audio filter is used. * 2: a-curve filter is used. note) * 1: except for the operating ambient temperature and storage temperature, all ratings are for t a 25 c. * 2: without signal * 3: t a 75 c, mounted on standard board.
AN7515SH 5 sdc00036beb electrical characteristics at t a 25 c, f 1 khz (continued) parameter symbol conditions min typ max unit speaker amplifier (continued) (r l 8 ) r-ch. output noise voltage * 2 v nsr r g 1 k
80
70 dbv v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v l-ch. output offset voltage v ofsl r g 0
100 0 100 mv v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v r-ch. output offset voltage v ofsr r g 0
100 0 100 mv v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v channel balance chb s v in
10 dbv, r l 8
10 1db v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v l-ch. crosstalk * 1 ct lslr v in
10 dbv, r l 8 70 80 db v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v r-ch. crosstalk * 1 ct lsrl v in
10 dbv, r l 8 70 80 db v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v l-ch. mute attenuation * 1 v musl v in
10 dbv, r l 8 70 80 db v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v r-ch. mute attenuation * 1 v musr v in
10 dbv, r l 8 70 80 db v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v headphone amplifier (r l 32 ) l-ch. output voltage level * 1 v hpl v in
10 dbv, r l 32
8.4
5.0
2.5 dbv v cc1(hp) , v cc2(hp) 5 v r-ch. output voltage level * 1 v hpr v in
10 dbv, r l 32
8.4
5.0
2.5 dbv v cc1(hp) , v cc2(hp) 5 v l-ch. total harmonic th hl v out 0 dbv, r l 10 k 0.03 0.1 % distortion * 1 v cc1(hp) , v cc2(hp) 5 v r-ch. total harmonic th hr v out 0 dbv, r l 10 k 0.03 0.1 % distortion * 1 v cc1(hp) , v cc2(hp) 5 v l-ch. max. output level * 1 v mahl5 thd 1%, r l 10 k 0.0 dbv v cc1(hp) , v cc2(hp) 5 v r-ch. max. output level * 1 v mahr5 thd 1%, r l 10 k 0.0 dbv v cc1(hp) , v cc2(hp) 5 v l-ch. max. output level 1 * 1 v mahl3 thd 1%, r l 10 k
3.0 dbv v cc1(hp) , v cc2(hp) 3.3 v r-ch. max. output level 1 * 1 v mahr3 thd 1%, r l 10 k
3.0 dbv v cc1(hp) , v cc2(hp) 3.3 v l-ch. output noise voltage * 2 v nhl r g 1 k
90
80 dbv v cc1(hp) , v cc2(hp) 5 v r-ch. output noise voltage * 2 v nhr r g 1 k
90
80 dbv v cc1(hp) , v cc2(hp) 5 v channel balance chb h v in
10 dbv, r l 32
20 2db v cc1(hp) , v cc2(hp) 5 v note) * 1: din audio filter is used. * 2: a-curve filter is used.
AN7515SH 6 sdc00036beb parameter symbol conditions min typ max unit headphone amplifier (continued) (r l 32 ) l-ch. crosstalk * 1 ct lhlr v in
10 dbv, r l 32 70 80 db v cc1(hp) , v cc2(hp) 5 v r-ch. crosstalk * 1 ct lhrl v in
10 dbv, r l 32 70 80 db v cc1(hp) , v cc2(hp) 5 v l-ch. mute attenuation * 1 v muhl v in
10 dbv, r l 32 70 80 db v cc1(hp) , v cc2(hp) 5 v r-ch. mute attenuation * 1 v muhr v in
10 dbv, r l 32 70 80 db v cc1(hp) , v cc2(hp) 5 v volume l-ch. middle voltage gain * 1 vol l v in
20 dbv, v ol 1/2 v cc
37
34.5
32 dbv v cc1(hp) , v cc2(hp) 5 v r-ch. middle voltage gain * 1 vol r v in
20 dbv, v ol 1/2 v cc
37
34.5
32 dbv v cc1(hp) , v cc2(hp) 5 v middle channel balance v chb v in
20 dbv, v ol 1/2 v cc
20 2db v cc1(hp) , v cc2(hp) 5 v l-ch. volume attenuation * 1 vol nl v in
10 dbv, v ol 0 v 70 80 db v cc1(hp) , v cc2(hp) 5 v r-ch. volume attenuation * 1 vol nr v in
10 dbv, v ol 0 v 70 80 db v cc1(hp) , v cc2(hp) 5 v line amplifier l-ch. output voltage level * 1 v hll v in
10 dbv, r l 10 k
6.0
4.0
2.0 dbv v cc1(hp) , v cc2(hp) 5 v r-ch. output voltage level * 1 v hlr v in
10 dbv, r l 10 k
6.0
4.0
2.0 dbv v cc1(hp) , v cc2(hp) 5 v l-ch. total harmonic th ll v in
10 dbv, r l 10 k 0.01 0.03 % distortion * 1 v cc1(hp) , v cc2(hp) 5 v r-ch. total harmonic th lr v in
10 dbv, r l 10 k 0.01 0.03 % distortion * 1 v cc1(hp) , v cc2(hp) 5 v l-ch. max. output level * 1 v mall5 thd 1%, r l 10 k 0.0 dbv v cc1(hp) , v cc2(hp) 5 v r-ch. max. output level * 1 v malr5 thd 1%, r l 10 k 0.0 dbv v cc1(hp) , v cc2(hp) 5 v l-ch. max. output level 1 * 1 v mall3 thd 1%, r l 10 k
3.0 dbv v cc1(hp) , v cc2(hp) 3.3 v r-ch. max. output level 1 * 1 v malr3 thd 1%, r l 10 k
3.0 dbv v cc1(hp) , v cc2(hp) 3.3 v l-ch. output noise voltage * 2 v nll r g 1 k
100
90 dbv v cc1(hp) , v cc2(hp) 5 v r-ch. output noise voltage * 2 v nlr r g 1 k
100
90 dbv v cc1(hp) , v cc2(hp) 5 v electrical characteristics at t a 25 c, f 1 khz (continued) note) * 1: din audio filter is used. * 2: a-curve filter is used.
AN7515SH 7 sdc00036beb parameter symbol conditions min typ max unit line amplifier (continued) channel balance chb l v in
10 dbv, r l 10 k
10 1db v cc1(hp) , v cc2(hp) 5 v l-ch. crosstalk * 1 ct lllr v in
10 dbv, r l 10 k 70 80 db v cc1(hp) , v cc2(hp) 5 v r-ch. crosstalk * 1 ct llrl v in
10 dbv, r l 10 k 70 80 db v cc1(hp) , v cc2(hp) 5 v l-ch. mute attenuation * 1 v muhl v in
10 dbv, r l 10 k 70 80 db v cc1(hp) , v cc2(hp) 5 v r-ch. mute attenuation * 1 v muhr v in
10 dbv, r l 10 k 70 80 db v cc1(hp) , v cc2(hp) 5 v switching level hp mute on hmu on gnd 0.8 v hp mute off hmu of 2.0 5.5 v hp standby on hst on gnd 0.8 v hp standby off hst of 2.0 5.5 v sp mute on smu on gnd 0.8 v sp mute off smu of 2.0 5.5 v sp standby on sst on gnd 0.8 v sp standby off sst of 2.0 5.5 v bass boost off bas of gnd 0.8 v bass boost on bas on 2.0 5.5 v parameter symbol conditions min typ max unit l-ch. ripple rejection rj spl f r 1 khz, v r
20 dbv 30 40 db (speaker amplifier) * 1 v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v r-ch. ripple rejection rj spr f r 1 khz, v r
20 dbv 30 40 db (speaker amplifier) * 1 v cc1(sp) , v cc2(sp) , v cc3(sp) 5 v l-ch. ripple rejection rj hpl f r 1 khz, v r
20 dbv 30 40 db (headphone amplifier) * 1 v cc1(hp) , v cc2(hp) 5 v r-ch. ripple rejection rj hpr f r 1 khz, v r
20 dbv 30 40 db (headphone amplifier) * 1 v cc1(hp) , v cc2(hp) 5 v l-ch. ripple rejection rj lil f r 1 khz, v r
20 dbv 30 40 db (line amplifier) * 1 v cc1(hp) , v cc2(hp) 5 v r-ch. ripple rejection rj lir f r 1 khz, v r
20 dbv 30 40 db (line amplifier) * 1 v cc1(hp) , v cc2(hp) 5 v electrical characteristics at t a 25 c, f 1 khz (continued) design reference data note) the characteristics listed below are theoretical values based on the ic design and are not guaranteed. note) * 1: din audio filter is used. * 2: a-curve filter is used. note) * 1: din audio filter is used.
AN7515SH 8 sdc00036beb pin no. equivalent circuit description voltage 1 vccrsp: 5 v r-ch. speaker amplifier power supply pin 2 spor1: 2.3 v r-ch. speaker amplifier output pin 1 3 spor2: 2.3 v r-ch. speaker amplifier output pin 2 4 n.c. 5 gndrsp: 0 v ground pin for the power of r-ch. speaker amplifier 6 bassc1: 2.3 v pin for the capacitor 1 connected to the lpf output at the 1st stage of bass boost terminal equivalent circuits 1 2 5 gnd v cc 1 3 5 gnd v cc 6 20 k 0.5 k 20 k gnd gnd v cc v cc v cc
AN7515SH 9 sdc00036beb pin no. equivalent circuit description voltage 7 spinr: 2.3 v speaker amplifier r-ch. input pin 8 spinl: 2.3 v speaker amplifier l-ch. input pin 9 rfsp: 4.9 v speaker amplifier ripple filter pin 10 vccssp: 5 v speaker amplifier small signal power supply pin 11 hpol: 2.15 v l-ch. headphone amplifier output pin 7 2 k 2.3 v 0.5 k gnd v cc 8 2 k 2.3 v 0.5 k gnd v cc 9 22 k 0.3 k 28 k 0.5 k 16 11 13 gnd v cc terminal equivalent circuits (continued)
AN7515SH 10 sdc00036beb pin no. equivalent circuit description voltage 12 hpor: 2.15 v r-ch. headphone amplifier output pin 13 gndphp: 0 v ground pin for the power of head- phone amplifier 14 gndshp: 0 v ground pin for the headphone ampli- fier small signal 15 n.c. 16 vccphp: 5 v headphone amplifier power supply pin 17 vccshp: 5 v headphone amplifier small signal power supply pin 18 n.c. 19 n.c. 20 n.c. 21 n.c. 22 beepin: 1.0 v beep input pin 23 n.c. terminal equivalent circuits (continued) 16 12 13 gnd v cc 22 20 k 1.4 v 0.5 k gnd v cc
AN7515SH 11 sdc00036beb pin no. equivalent circuit description voltage 24 hpinr2: 1.4 v headphone amplifier r-ch. input pin 2 25 hpinl1: 1.4 v headphone amplifier l-ch. input pin 1 26 n.c. 27 lineinl: 2.5 v line amplifier l-ch. input pin 28 lineinr: 2.5 v line amplifier r-ch. input pin 24 20 k 1.4 v 1 k gnd v cc 25 20 k 1.4 v 1 k gnd v cc 27 50 k 2.5 v 0.5 k gnd v cc 28 50 k 2.5 v 0.5 k gnd v cc terminal equivalent circuits (continued)
AN7515SH 12 sdc00036beb pin no. equivalent circuit description voltage 29 lineoutr: 2.5 v line amplifier r-ch. output pin 30 linegnd: 0 v ground pin for line amplifier 31 lineoutl: 2.5 v line amplifier l-ch. output pin 32 beepcl: 0.1 v line amplifier beep output control pin 33 linemu: line amplifier mute control pin 29 0.1 k gnd v cc 20 k 20 k 2.5 v 31 0.1 k gnd v cc 20 k 20 k 2.5 v 32 1 k 10 k gnd v cc 33 18 k 100 k 0.5 k gnd terminal equivalent circuits (continued)
AN7515SH 13 sdc00036beb pin no. equivalent circuit description voltage 34 beepch: 0.1 v headphone amplifier beep output control pin 35 mutehp: headphone amplifier mute control pin 36 gnd 37 rfhp: 4.9 v headphone amplifier ripple filter pin 38 gndssp: 0 v ground pin for the speaker amplifier small signal 39 volc: volume control pin 34 1 k 10 k gnd v cc 35 gnd v cc 200 k 500 3.9 v 37 10 k 35 k 55 k 39 115 k 0.5 k 40 k v cc gnd terminal equivalent circuits (continued)
AN7515SH 14 sdc00036beb pin no. equivalent circuit description voltage 40 rfline: 4.9 v line amplifier ripple filter pin 41 stahpli: headphone amplifier/line amplifier standby pin 42 n.c. 43 mutesp: speaker amplifier mute control pin 44 stasp: speaker amplifier standby pin 45, 46 bassr1, bassr2: 2.3 v bass boost gain setting pins 40 0.5 k 0.5 k 100 k gnd v cc 41 18 k 100 k 5 k gnd 43 gnd v cc 200 k 500 3.9 v 44 18 k 100 k 0.5 k gnd 45 0.5 k 0.5 k gnd v cc 46 terminal equivalent circuits (continued)
AN7515SH 15 sdc00036beb pin no. equivalent circuit description voltage 47 bassc2: 2.3 v pin for the capacitor 2 connected to the lpf output at the 2nd stage of bass boost 48, 49 bassd1, bassd2: 2.3 v bass boost capacitor connection pins 50 basslim: 0.1 v bass boost limit level control pin 51 basssw: bass boost on/off switch pin 52 gndlsp: 0 v ground pin for the power of l-ch. speaker amplifier 47 46 0.5 k 10 k gnd v cc 0.5 k 1 k gnd v cc 49 48 1 k 50 1 k 10 k gnd v cc 51 gnd v cc 200 k 500 3.9 v terminal equivalent circuits (continued)
AN7515SH 16 sdc00036beb pin no. equivalent circuit description voltage 53 n.c. 54 spol1: 2.3 v l-ch. speaker amplifier output pin 2 55 spol2: 2.3 v l-ch. speaker amplifier output pin 1 56 vcclsp: 5 v l-ch. speaker amplifier power supply pin 56 54 52 gnd v cc 56 55 52 gnd v cc terminal equivalent circuits (continued) applicaon notes 1. pin descriptions pin 1 (power supply for r-ch. speaker power use) please put a capacitor of about 100 f between pin 1 and pin 5. pin 2, pin 3 (r-ch. speaker output) (btl out) pin 4 (n.c.) pin 5 (gnd for r-ch. speaker power use) pin 6, pin 45, pin 46, pin 47, pin 48, pin 49 (bass boost) following equivalent circuit is for bass boost. 7 20 k 8 6 45 46 20 k 47 48 49 10 k r-ch. speaker input l-ch. speaker input lpf1 amplifier lpf2 dc cut to speaker power amplifier c29 c28 c27 c2 r9 vr6
AN7515SH 17 sdc00036beb application notes (continued) 1. pin descriptions (continued) pin 6, pin 45, pin 46, pin 47, pin 48, pin 49 (bass boost) (continued) 1) pin 6 this pin makes first lpf together with internal registors. when a value of c2 is 0.1 f, cutoff frequency is 160 hz. 2) pin 45, pin 46 this gain is g v vr6 r9 r9 it is necessary that vr6 10 k , r9 10 k for amplifier gain of two times. however this bass boost signal is mixed with the basis signal by speaker power amplifier on reverse phase, then if suitable value of vr6 is 75 k . the hpf is composed with r9 and c27, then if r9 is 10 k , suitable value of c27 is 1 f. 3) pin 47 this pin makes second lpf together with internal registors. when a value of c28 is 0.1 f, peak gain frequency is 160 hz. 4) pin 48, pin 49 this purpose is dc cut. suitable value of c29 is 4.7 f (nonpolar), because input impeadance of speaker power amplifier is 2 k . pin 7, pin 8 (l-ch., r-ch. speaker input) suitable value of c3, c4 is 3.3 f, because input impeadance of speaker power amplifier is 2 k . supposing that max output level of headphone is 1 v[rms], suitable value of r1, r2 is 25 k , because gain of speaker power amplifier is 32 db. pin 9 (ripple filter of speaker amplifier) recommended value is 22 f. if capacitor value is bigger, rise time at standby is longer. if capacitor value is smaller, rise time at stanby is shorter, but there are possibilities of pop sound occurrence and deterioration of power supply ripple rejection, cross talk and thd. pin 10 (power supply (speaker small signal use)) please put a capacitor of 33 f between gnd (pin 38) and pin 10. pin 50 (bass boost limit control) please put an about 10 k register between pin 51 and gnd. pin 51 (bass boost on/off switch) suitable value of r11 is 50 k and suitable value of c30 is 1 f. rise time is about 20 ms. if value of r and c is smaller, switching time is shorter but there is a possibility of pop sound occurrence. pin 56 (power supply (l-ch. speaker power use)) please put an about 100 f capacitor between pin 56 and pin 52. pin 55, pin 54 (l-ch. speaker output) (btl out) pin 53 (n.c.) pin 52 (gnd (l-ch. speaker power use)) pin 44 (standby (speaker)) suitable value of r10 is 50 k or more. swichting time depends on value of pin 9 capacitor. if value of c5 is 22 f, rise time is about 80 ms. pin 43 (speaker mute control) suitable value of r8 is 50 k , suitable value of c26 is 1 f. rise time is about 20 ms. if value of r and c is smaller, switching time is shorter, but there is a possibility of pop sound occurrence. pin 38 (gnd (speaker small signal use))
AN7515SH 18 sdc00036beb application notes (continued) 1. pin descriptions (continued) pin 11, pin 12 (l-ch., r-ch. headphone output) in considerration of headphone load, suitable value of c7, c8 is 220 f. pin 13 (gnd (headphone power use)) pin 14 (gnd (headphone small signal use)) pin 15 (n.c.) pin 15 connects to ic's heat sink. pin 16 (power supply (headphone power use)) please put an about 100 f capacitor between pin 13 and pin 14. pin 17 (power supply (headphone small signal use)) please put an about 33 f capacitor between pin 13 and pin 14. pin 18, pin 19, pin 20, pin 21 please open. pin 22 (beep input) suitable value of r4 is 33 k and suitable value of c14 is 1 f. pin 23 please open. pin 24 (r-ch. headphone spatializer off mode input) suitable value of c15 is 1 f, because input impeadance of headphone power amplifier is 20 k . pin 25 (l-ch. headphone spatializer off mode input) suitable value of c16 is 1 f, because input impeadance of headphone power amplifier is 20 k . pin 26 please open. pin 27 (line amplifier l-ch. input) suitable value of c17 is 1 f, because input impeadance of line amplifier is 50 k . pin 28 (line amplifier r-ch. input) suitable value of c18 is 1 f, because input impeadance of line amplifier is 50 k . pin 29 (line amplifier r-ch. output) suitable value of c19 is 1 f. pin 30 (gnd (line amplifier)) pin 31 (line amplifier l-ch. output) suitable value of c20 is 1 f. pin 32 (beep control (line amplifier)) a value of vr2 is bigger, output level is smaller. pin 33 (line amplifier mute control) suitable value of r5 is 50 k and suitable value of c21 is 1 f. rise time is about 20 ms. if value of r and c is smaller, switching time is shorter but there is a possibility of pop sound occurrence. pin 34 (beep control (headphone amplifier)) a value of vr3 is bigger, output level is smaller. pin 35 (headphone amplifier mute control) suitable value of r6 is 50 k and suitable value of c22 is 1 f. rise time is about 20 ms. if value of r and c is smaller, switching time is shorter but there is a possibility of pop sound occurrence. pin 36 please connect to gnd.
AN7515SH 19 sdc00036beb application notes (continued) 1. pin descriptions (continued) pin 37 (ripple filter (headphone)) a recommended value is 47 f. if capacitor value is bigger, rise time at standby is longer. if capacitor value is smaller, rise time at standby is shorter, but there are possibilities of pop sound occurrence and deteriorations of power supply ripple rejection and cross talk and thd. pin 39 (volume control) please put a variable volume of 50 k or more between headphone v cc and headphone gnd. pin 40 (ripple filter (line amplifier)) a recommended value is 47 f. if capacitor value is bigger, rise time at standby is longer. if capacitor value is smaller, rise time at standby is shorter, but there are possibilities of pop sound occurrence and deteriorations of power supply ripple rejection and cross talk and thd. pin 41 (standby (line amplifire, headphone amplifier)) swichting time depends on value of pin 37 and pin 40 capacitors. pin 42 (n.c.) pin 42 connects to ic's heat sink (fin). 1) case of not using bass boost please open pin 6, pin 45, pin 46, pin 47, pin 48, pin 49 and pin 50. please connect pin 51 to gnd. 2) case of not using line amplifire please open pin 27, pin 28, pin 29, pin 31 and pin 32. please connect pin 33 to gnd.
AN7515SH 20 sdc00036beb application notes (continued) 2. printed circuit board layout example for evaluation board on off on line mute head phone mute line beep control v cc for speaker (power) v cc for speaker (small signal) v cc for head phone speaker out r-ch. (btl) head phone out head phone jack r-ch. speaker in l-ch. l-ch. r-ch. AN7515SH line out l-ch. r-ch. l-ch. j-3 j-4 j-1 j-2 r-ch. l-ch. r-ch. beep in line in head phone beep control vr4 electric volume head phone/ line standby on off bass boost vr6 vr5 c29 bass boost limit speaker out l-ch. (btl) head phone in off on off on speaker mute off r10 bip r8 c25 r11 c30 c28 c27 r9 c26

c7 c8 c9 c10 c1 c31 c2 c3 c4 c5 c6 c20 c24 c22 c21 c14 c15 c16 c17 c18 r1 r2 r4 r6 r5 vr2 vr3 on speaker standby bass boost gain off c19 29 28 56 1
AN7515SH 21 sdc00036beb technical data 1. p d ? t a curves of hsop056-p-0300a p d ? t a power dissipation p d (w) 0.000 0.100 0.200 0.300 0.400 0.500 0.600 0.700 0.690 0.800 0.900 1.000 1.100 1.200 1.300 1.257 1.400 independent ic without a heat sink r th( j a) = 144.9c/w 0 25 125 ambient temperature t a (c) 50 75 100 mounted on standard board (glass epoxy: 50 50 t0.8 mm 3 ) r th(j a) = 79.5c/w
AN7515SH 22 sdc00036beb technical data (continued) 2. main characteristics 1) sp amplifier (1) output power l-ch. 8 l-ch. 4 r-ch. 8 r-ch. 4 0 0.5 3 2 2.5 5.5 v cc v) output power (w) 1 1.5 2 2.5 3 3.5 4 4.5 5 8 1% 8 10% t a 27 c l-in, r-in l-out, r-out r g 12 k hpf: 400 hz lpf: 30 khz 0 0.5 3 2 2.5 5.5 v cc v) output power (w) 1 1.5 2 2.5 3 3.5 4 4.5 5 8 1% 8 10% t a 27 c l-in, r-in l-out, r-out r g 12 k hpf: 400 hz lpf: 30 khz 0 0.5 3 2 2.5 v cc v) output power (w) 1 1.5 2 2.5 3 3.5 4 4 1% 4 10% t a 27 c l-in, r-in l-out, r-out r g 12 k hpf: 400 hz lpf: 30 khz 0 0.5 3 22.5 v cc v) output power (w) 1 1.5 2 2.5 3 3.5 4 4 1% 4 10% t a 27 c l-in, r-in l-out, r-out r g 12 k hpf: 400 hz lpf: 30 khz
AN7515SH 23 sdc00036beb thd frequency thd input level technical data (continued) 2. main characteristics (continued) 1) sp amplifier (continued) (2) v cc 5 v, t a 27 c gain frequency output level input level gain (db) 8 16 9 10 11 12 13 14 15 100 10 0.1 1 0.01 frequency (khz) v cc 5 v t a 27 c l-in, r-in l-out, r-out r g 12 k r l 8 hpf: none, lpf: none v in 0.3 v[rms] output level (mv[rms]) 10 10 000 1 000 100 10 000 1 000 100 10 input level (mv[rms]) v cc 5 v t a 27 c l-in, r-in l-out, r-out r g 12 k r l 8 hpf: 400 hz lpf: 30 khz f 1 khz thd (%) 0.1 10 1 100 10 0.1 1 0.01 frequency (khz) v cc 5 v t a 27 c l-in, r-in l-out, r-out r g 12 k r l 8 hpf: none, lpf: none v in 0.3 v[rms] thd (%) 0.1 100 10 1 10 000 1 000 100 10 input level (mv[rms]) v cc 5 v t a 27 c l-in, r-in l-out, r-out r g 12 k r l 8 hpf: 400 hz lpf: 30 khz f 1 khz
AN7515SH 24 sdc00036beb thd frequency thd input level technical data (continued) 2. main characteristics (continued) 2) hp amplifier (1) v cc 5 v, t a 27 c gain frequency output level input level gain (db) 4 14 5 6 7 8 9 10 11 12 13 100 10 0.1 1 0.01 frequency (khz) v cc 5 v t a 27 c l-in, r-in l-out, r-out r g 600 r l 10 k hpf: none lpf: none v in 0.23 v[rms] output level (mv[rms]) 10 10 000 1 000 100 10 000 1 000 100 10 input level (mv[rms]) v cc 5 v t a 27 c l-in, r-in l-out, r-out r g 600 r l 10 k hpf: 400 hz lpf: 30 khz f 1 khz thd (%) 0.01 100 10 0.1 1 10 000 1 000 100 10 input level (mv[rms]) v cc 5 v t a 27 c l-in, r-in l-out, r-out r g 600 r l 10 k hpf: 400 hz lpf: 30 khz f 1 khz thd (%) 0.01 100 10 0.1 1 100 10 0.1 1 0.01 frequency (khz) v cc 5 v t a 27 c l-in, r-in l-out, r-out r g 600 r l 10 k hpf: none lpf: none v in 0.23 v[rms]
AN7515SH 25 sdc00036beb thd frequency thd input level technical data (continued) 2. main characteristics (continued) 3) line amplifier (1) v cc 5 v, t a 27 c gain frequency output level input level gain (db) 4 8 5 6 7 100 10 0.1 1 0.01 frequency (khz) v cc 5 v, t a 27 c l-in, r-in l-out, r-out r g 600 r l 10 k hpf: none, lpf: none v in 0.5 v[rms] output level (mv[rms]) 10 10 000 1 000 100 10 000 1 000 100 10 input level (mv[rms]) v cc 5 v t a 27 c l-in, r-in l-out, r-out r g 600 r l 10 k hpf: 400 hz lpf: 30 khz f 1 khz thd (%) 0.01 100 10 0.1 1 100 10 0.1 1 0.01 frequency (khz) v cc 5 v, t a 27 c l-in, r-in l-out, r-out r g 600 r l 10 k hpf: none, lpf: none v in 0.5 v[rms] thd (%) 0.01 100 10 0.1 1 10 000 1 000 100 10 input level (mv[rms]) v cc 5 v t a 27 c l-in, r-in l-out, r-out r g 600 r l 10 k hpf: 400 hz lpf: 30 khz f 1 khz
AN7515SH 26 sdc00036beb (2) v cc 5 v, t a 27 c gain volume voltage thd volume voltage technical data (continued) 2. main characteristics (continued) 4) volume (1) v cc 3.3 v, t a 27 c gain volume voltage thd volume voltage
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10 0 3.5 2.5 3 0.5 1 1.5 2 0 volume voltage (v) gain (db) v cc 3.3 v t a 27 c r g 600 r l 10 k f 1 khz v in 160 mv[rms] hpf 400 hz lpf 30 khz thd (%) 0.001 10 1 0.01 0.1 3.5 3 2.5 1 0.5 1.5 2 0 volume voltage (v) v cc 3.3 v, t a 27 c r g 600 r l 10 k f 1 khz v in 160 mv[rms] hpf 400 hz, lpf 30 khz
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10 0 5 2.5 3 3.5 4 4.5 0.5 1 1.5 2 0 volume voltage (v) gain (db) v cc 5 v t a 27 c r g 600 r l 10 k f = 1 khz v in 230 mv[rms] hpf 400 hz lpf 30 khz thd (%) 0.001 10 1 0.01 0.1 5 3 2.5 1 0.5 1.5 2 4.5 4 3.5 0 volume voltage (v) v cc 5 v, t a 27 c r g 600 r l 10 k f 1 khz v in 230 mv[rms] hpf 400 hz, lpf 30 khz 5) bass boost gain frequency gain (db) 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 100 10 0.1 1 0.01 frequency (khz) bass boost on bass boost off v cc 5 v, t a 27 c l-in, r-in l-out, r-out r g 14 k r l 8 hpf: none lpf: none v in 0.1 v[rms] c 2 0.1 f c 28 0.1 f
AN7515SH 27 sdc00036beb usage notes 1. 1) make sure that the ic is free of otput-v cc short, output-gnd short and load short. 2) the thermal protection circuit operates at a t j of approximately 150 c. the thermal protection circuit is reset automatically when the temperature drops. 3) beep in pin should not be down more than
0.3 v. 4) the ic should not be inserted in reverse. 2. the ic has the possibility of break-down as follows. 1) reverse connection of the v cc and gnd. 2) the power supply connection to output-pins (pin 55, pin 54, pin 2 and pin 3), when v cc and gnd are opened. 3) output-gnd short, when gnd pin is opened. 4) output pins (pin 55, pin 54, pin 2 and pin 3) short to gnd. 5) output pins (pin 55, pin 54, pin 2 and pin 3) short to v cc . 6) short between outputs. 7) reverse insertion.
please read the following notes before using the datasheets a. these materials are intended as a reference to assist customers with the selection of panasonic semiconductor products best suited to their applications. due to modification or other reasons, any information contained in this material, such as available product types, technical data, and so on, is subject to change without notice. customers are advised to contact our semiconductor sales office and obtain the latest information before starting precise technical research and/or purchasing activities. b. panasonic is endeavoring to continually improve the quality and reliability of these materials but there is always the possibility that further rectifications will be required in the future. therefore, panasonic will not assume any liability for any damages arising from any errors etc. that may ap- pear in this material. c. these materials are solely intended for a customer's individual use. therefore, without the prior written approval of panasonic, any other use such as reproducing, selling, or distributing this material to a third party, via the internet or in any other way, is prohibited. request for your special attention and precautions in using the technical information and semiconductors described in this material (1) an export permit needs to be obtained from the competent authorities of the japanese govern- ment if any of the products or technologies described in this material and controlled under the "foreign exchange and foreign trade law" is to be exported or taken out of japan. (2) the technical information described in this material is limited to showing representative character- istics and applied circuit examples of the products. it does not constitute the warranting of industrial property, the granting of relative rights, or the granting of any license. (3) the products described in this material are intended to be used for standard applications or gen- eral electronic equipment (such as office equipment, communications equipment, measuring in- struments and household appliances). consult our sales staff in advance for information on the following applications: ? special applications (such as for airplanes, aerospace, automobiles, traffic control equipment, combustion equipment, life support systems and safety devices) in which exceptional quality and reliability are required, or if the failure or malfunction of the products may directly jeopardize life or harm the human body. ? any applications other than the standard applications intended. (4) the products and product specifications described in this material are subject to change without notice for reasons of modification and/or improvement. at the final stage of your design, purchas- ing, or use of the products, therefore, ask for the most up-to-date product standards in advance to make sure that the latest specifications satisfy your requirements. (5) when designing your equipment, comply with the guaranteed values, in particular those of maxi- mum rating, the range of operating power supply voltage and heat radiation characteristics. other- wise, we will not be liable for any defect which may arise later in your equipment. even when the products are used within the guaranteed values, redundant design is recommended, so that such equipment may not violate relevant laws or regulations because of the function of our products. (6) when using products for which dry packing is required, observe the conditions (including shelf life and after-unpacking standby time) agreed upon when specification sheets are individually exchanged. (7) no part of this material may be reprinted or reproduced by any means without written permission from our company. 2001 mar

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