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M62419FP
Sound Controller for Car Stereo
REJ03F0207-0200 Rev.2.00 Sep 14, 2006
Features
* 4-channel source selector with gain setting buffer amplifier by the external resistances * Volume (balance), loudness, tone (bass and treble) and fader control by serial data from MCU * Input maximum voltage level; 2.8 Vrms
Application
Car audio, Mini stereo, etc
Recommended Operating Conditions
Supply voltage range: VCC = 6 to 9 V VDD = 4 to 6 V Rated supply voltage: VCC = 8 V VDD = 5 V
System Block Diagram
M62419FP Source selector CD TAPE R TUNER Bass AUX Logic controller DATA Loudness tap CLOCK 2 wire connection by MCU Treble Front speaker Tone controller Fader volume Front speaker Rear speaker Rear speaker
Master volume L
-COM
Rev.2.00 Sep 14, 2006 page 1 of 8
M62419FP
Absolute Maximum Ratings
Item Supply voltage Power dissipation Operating temperature Storage temperature VCC, VDD Pd Topr Tstg Symbol Ratings 10, 7 990 -30 to +85 -40 to +125 Unit V mW C C
Electrical Characteristics
Item Circuit current Att maximum Att error Maximum input voltage Bass boost Bass cut Treble boost Treble cut Att maximum Maximum output voltage Output noise voltage Symbol ICC ATT (VOL) ATT (VOL) VIM G (Bass) B G (Bass) C G (Tre) B G (Tre) C ATT (FED) VOM VNO1 VNO2 Total harmonic distortion Channel separation THD CS Min -- -- -2.0 2.0 9 -15 9 -15 -- 1.8 -- -- -- -- Limits Typ 22 -90 0 2.8 12 -12 12 -12 -80 2.2 9 5.5 0.003 -90 Max 40 -80 2.0 -- 15 -9 15 -9 -74 -- 18 11 0.05 -80 % dB Unit mA dB dB Vrms dB dB dB dB dB Vrms Vrms Conditions ATT (VOL) = - ATT (VOL) = 0 THD = 1 % f = 100 Hz f = 100 Hz f = 10 kHz f = 10 kHz ATT (FED) = - THD = 1 % ATT (VOL) = 0, ATT (FED) = 0 Rg = 0, DIN-AUDIO ATT (VOL) = -, ATT (FED) = - Rg = 0, DIN-AUDIO f = 1 kHz, Vo = 0.5 Vrms, Loud = OFF, ATT (VOL) = 0, ATT (FED) = 0 f = 1 kHz
Rev.2.00 Sep 14, 2006 page 2 of 8
M62419FP
Application Example
CLOCK
VDD
15 k 0.1
47
2.2
2.2
0.012 0.12 0.012
2.2
2ch REAR 2ch FRONT
68 k
42 41 40 39 38
+
+
C +
+
I/F
+
+
+
+
+
A
B
C
D
+
+
1
2
3
2.2
4
68 k
5
220 p 4.7 k
6
15 k
7
15 k
8
15 k
9
10 11 12 13 14 15 16 17 18 19 20 21
15 k
0.12 0.012
DATA
15 k
Rev.2.00 Sep 14, 2006 page 3 of 8
47
0.1
2.2
0.012
+
220 p
4.7 k
15 k
15 k
15 k
15 k
37
36
A
35
B
34 33 32 31 30 29 28 27 26 25 24 23 22
D
VREF
VCC
2.2
1ch FRONT 1ch REAR
M62419FP
Relationship between Data and Clock
CLOCK D0 DATA D1 D2 D3 D11 D12 D13
LATCH SIGNAL "H" DATA reading mode; The rising edge of the CLOCK signal LATCH reading mode; The falling edge of the CLOCK signal
Digital Circuit DC Characteristics
Limits Item "L" level input voltage "H" level input voltage "L" level input current "H" level input current Symbol VIL VIH IIL IIH Min 0 0.8 VDD -10 -- Typ ~ ~ -- -- Max 0.2 VDD VDD 10 10 Unit V A Test Conditions DATA, CLOCK pins Vi = 0 Vi = VDD DATA, CLOCK pins
Digital Circuit AC Characteristics
Limits Item CLOCK cycle time CLOCK pulse width ("H" level) CLOCK pulse width ("L" level) CLOCK rise time CLOCK fall time DATA setup time DATA hold time tcr tWHC tWLC tr tf tSD tHD Symbol Min 4 1.6 1.6 -- -- 0.8 0.8 Typ -- -- -- -- -- -- -- Max -- -- -- 0.4 0.4 -- -- Unit s
Rev.2.00 Sep 14, 2006 page 4 of 8
M62419FP
Clock Data Timing
tcr
75% CLOCK 25% tr tf
tWHC
tWLC
DATA
tSD
tHD
Rev.2.00 Sep 14, 2006 page 5 of 8
M62419FP
Data Format
Data Select 0: Volume/Loudness/Input Selector 1: Bass/Treble/Fader D0 D1 D2 D3 D4 D5 Volume Bass Treble 0: Both channel 1: Side channel 0: 1CH 1: 2CH D6 D7 D8 D9 D10 D11 D12 D13 0/1
Input Selector
0/1 0/1
0 0 1
0 1
Fader
0: FFRONT 1: FREAR 0: Loudness OFF 1: Loudness ON
Volume Code
ATT1 0 dB -4 dB -8 dB -12 dB -16 dB -20 dB -24 dB -28 dB -32 dB -36 dB -40 dB -44 dB -48 dB -52 dB -56 dB -60 dB -64 dB -68 dB -72 dB -76 dB -80 dB - D2 H L H L H L H L H L H L H L H L H L H L H L D3 L L H H L L H H L L H H L L H H L L H H L L D4 H H L L L L H H H H L L L L H H H H L L L L D5 L L L L L L H H H H H H H H L L L L L L L L D6 H H H H H H L L L L L L L L L L L L L L L L ATT2 0 dB -1 dB -2 dB -3 dB D7 H L H L D8 H H L L
Rev.2.00 Sep 14, 2006 page 6 of 8
M62419FP
Tone Code
Bass Treble 12 dB 10 dB 8 dB 6 dB 4 dB 2 dB 0 dB -2 dB -4 dB -6 dB -8 dB -10 dB -12 dB D0 D4 H L H L H L H L H L H L H D1 D5 H H L L H H L L H H L L H D2 D6 H H H H L L L L H H H H L D3 D7 H H H H H H H H L L L L L
Fader Code
Fader 0 dB -1 dB -2 dB -3 dB -4 dB -6 dB -8 dB -10 dB -12 dB -14 dB -16 dB -20 dB -30 dB -45 dB -60 dB - D8 H L H L H L H L H L H L H L H L D9 H H L L H H L L H H L L H H L L D10 H H H H L L L L H H H H L L L L D11 H H H H H H H H L L L L L L L L
Input Selector Code
Input Selector A CH B CH C CH D CH D10 H L H L D11 H H L L
Rev.2.00 Sep 14, 2006 page 7 of 8
M62419FP
Package Dimensions
42P2R-A
EIAJ Package Code SSOP42-P-450-0.80
42
MMP
JEDEC Code -- Weight(g) 0.63
22
Plastic 42pin 450mil SSOP
Lead Material Alloy 42/Cu Alloy e b2
HE
E
e1
F
Recommended Mount Pad Dimension in Millimeters Min Nom Max 2.4 -- -- -- -- 0.05 -- 2.0 -- 0.5 0.4 0.35 0.2 0.15 0.13 17.7 17.5 17.3 8.6 8.4 8.2 -- 0.8 -- 12.23 11.93 11.63 0.7 0.5 0.3 -- 1.765 -- 0.75 -- -- -- 0.9 -- 0.15 -- -- 0 -- 10 -- -- 0.5 -- 11.43 -- -- 1.27 --
Symbol
1 21
A
G
D
A2 e y
b
A1
A A1 A2 b c D E e HE L L1 z Z1 y b2 e1 I2
L1
c z Z1 Detail G Detail F
Rev.2.00 Sep 14, 2006 page 8 of 8
L
I2
Sales Strategic Planning Div.
Keep safety first in your circuit designs!
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Colophon .6.0

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