View HT82V737_1986667.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

HT82V737 16-bit stereo audio d/a converter with earphone driver block diagram rev. 1.00 1 november 26, 2003 features wide supply voltage range: 2.4v~5.5v low power consumption 16-bit dynamic range low total harmonic distortion stereo audio outputs data in 2 s complement format, ttl minimum number of external components is required low clock jitter sensitivity built-in highly efficient earphone driver 16-pin nsop package applications mp3 player cd/vcd rom and player satellite/cable stb digital portable audio/video equipment general description HT82V737 is a low power consumption stereo dac with an integrated earphone driver. the device utilizes cmos technology specially for portable mp3 players, vcd and cd machines. it converts the 16 bits serial data into an analog output voltage by high precision d/a converter. it can be used with the japanese input format: time multiplexed, two s complement, msb first ttl level serial input. with its ex- cellent frequency response characteristics, the HT82V737 provides users a low cost means of imple - menting high quality audio voltage outputs. it also builds in a class ab stereo driver and some application circuits, thus, requires minimal external components. the HT82V737 can support low voltage operation at 2.4v so it is very suitable for portable battery powered audio device. a low supply in power down mode current reduces power consumption. it is available in small 16-pin nsop package.

! " # $ " # ! " # $ " #
% &
% &
pin assignment pin description pin no. pin name i/o description 1 ws i word select input 2 din i data input 3 dvdd digital positive power supply 4 bias connect a capacitor to ground to increase half-supply stability 5 lch o left dac analog output 6 lin i left inverting output 7 lout o left earphone driver analog output 8 avss analog negative power supply, ground 9 avdd analog positive power supply 10 rout o right earphone driver analog output 11 rin i right inverting input 12 rch o right dac analog output 13 nc no connection 14 dvss digital negative power supply, ground 15 pd i when low, the HT82V737 is powered down 16 bck i bit serial clock input absolute maximum ratings supply voltage ..........................v ss 0.3v to v ss +5.5v storage temperature ........................... 50 cto125 c input voltage .............................v ss 0.3v to v dd +0.3v operating temperature .......................... 20 cto70 c note: these are stress ratings only. stresses exceeding the range specified under absolute maximum ratings may cause substantial damage to the device. functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil - ity. HT82V737 rev. 1.00 2 november 26, 2003
% &
% &
' ( ' ) ' * ' $ ' ! ' ' ' " + ' ! $ * ) ( , -
electrical characteristics v ss =0v; f i =1khz; r l =32 ; ta=25 c symbol parameter test conditions min. typ. max. unit v dd conditions supplies dv dd digital supply voltage 2.4 5.5 v av dd analog supply voltage 2.4 5.5 v i dd supply current 3.3v no load 57ma i pd power-down current 3.3v power-down; pd =0v 1 a p tot total power dissipation 3.3v no load 17 mw d.c. characteristics i o maximum output current 3.3v (thd+n)/s<0.1% 20 ma v o output voltage swing 3.3v r l =32 0.35 3v r l =16 0.17 3.15 v r l =5k 0.5 3.29 v x talk channel separation 3.3v p o =200mw, r l =8 , 32 85 v a.c. characteristics (thd+n)/s total harmonic distortion 3.3v p o =30mw, 32 , 1khz, 0db 0.1 % s/n signal to noise ratio 3.3v weighed at code =0000h 95 db att power-down attenuation 3.3v 1khz, 0db 110 db timing diagrams HT82V737 rev. 1.00 3 november 26, 2003 & . /
0 1 . ' timing and input signals
application circuits HT82V737 rev. 1.00 4 november 26, 2003 ' ) ' ( ' $ - ' " " 2 ' " 2 ! * ' $ ' *
% &
% & ' ! ' ' ' " ) ( , ! 3 ! 2 ! 3 ! 2 ' " " 2 ' " " 2 ' 2 +
package information 16-pin nsop (150mil) outline dimensions symbol dimensions in mil min. nom. max. a 228 244 b 149 157 c14 20 c 386 394 d53 69 e 50 f4 10 g22 28 h4 12 0 10 HT82V737 rev. 1.00 5 november 26, 2003 ' ( ' + - 4 2 5 6
product tape and reel specifications reel dimensions sop 16n (150mil) symbol description dimensions in mm a reel outer diameter 330
1.0 b reel inner diameter 62
1.5 c spindle hole diameter 13.0+0.5 0.2 d key slit width 2.0
0.5 t1 space between flange 16.8+0.3 0.2 t2 reel thickness 22.2
0.2 HT82V737 rev. 1.00 6 november 26, 2003 & ' & !
carrier tape dimensions sop 16n (150mil) symbol description dimensions in mm w carrier tape width 16.0
0.3 p cavity pitch 8.0
0.1 e perforation position 1.75
0.1 f cavity to perforation (width direction) 7.5
0.1 d perforation diameter 1.55+0.1 d1 cavity hole diameter 1.5+0.25 p0 perforation pitch 4.0
0.1 p1 cavity to perforation (length direction) 2.0
0.1 a0 cavity length 6.5
0.1 b0 cavity width 10.3
0.1 k0 cavity depth 2.1
0.1 t carrier tape thickness 0.3
0.05 c cover tape width 13.3 HT82V737 rev. 1.00 7 november 26, 2003 ' ' " 4 2 " " "
HT82V737 rev. 1.00 8 november 26, 2003 copyright 2003 by holtek semiconductor inc. the information appearing in this data sheet is believed to be accurate at the time of publication. however, holtek as - sumes no responsibility arising from the use of the specifications described. the applications mentioned herein are used solely for the purpose of illustration and holtek makes no warranty or representation that such applications will be suitable without further modification, nor recommends the use of its products for application that may present a risk to human life due to malfunction or otherwise. holtek s products are not authorized for use as critical components in life support devices or systems. holtek reserves the right to alter its products without prior notification. for the most up-to-date information, please visit our web site at http://www.holtek.com.tw. holtek semiconductor inc. (headquarters) no.3, creation rd. ii, science park, hsinchu, taiwan tel: 886-3-563-1999 fax: 886-3-563-1189 http://www.holtek.com.tw holtek semiconductor inc. (taipei sales office) 4f-2, no. 3-2, yuanqu st., nankang software park, taipei 115, taiwan tel: 886-2-2655-7070 fax: 886-2-2655-7373 fax: 886-2-2655-7383 (international sales hotline) holtek semiconductor inc. (shanghai sales office) 7th floor, building 2, no.889, yi shan rd., shanghai, china 200233 tel: 021-6485-5560 fax: 021-6485-0313 http://www.holtek.com.cn holtek semiconductor inc. (shenzhen sales office) 5/f, unit a, productivity building, cross of science m 3rd road and gaoxin m 2nd road, science park, nanshan district, shenzhen, china 518057 tel: 0755-8616-9908, 8616-9308 fax: 0755-8616-9533 holtek semiconductor inc. (beijing sales office) suite 1721, jinyu tower, a129 west xuan wu men street, xicheng district, beijing, china 100031 tel: 010-6641-0030, 6641-7751, 6641-7752 fax: 010-6641-0125 holtek semiconductor inc. (chengdu sales office) 709, building 3, champagne plaza, no.97 dongda street, chengdu, sichuan, china 610016 tel: 028-6653-6590 fax: 028-6653-6591 holmate semiconductor, inc. (north america sales office) 46729 fremont blvd., fremont, ca 94538 tel: 510-252-9880 fax: 510-252-9885 http://www.holmate.com

▲Up To Search▲

Price & Availability of HT82V737

	To Download HT82V737 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .