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HT82V738 24-bit stereo audio d/a converter block diagram pin assignment rev. 1.00 1 october 16, 2003 features single power supply voltage: 3v~5v low power consumption low distortion low clock jitter sensitivity high snr ratio and dynamic range low harmonic distortion wide temperature range control feature for click and pops on-chip digital de-emphasis for 32, 44.1 and 48khz 16-pin nsop package general description the HT82V738 is a high performance audio dac con - verter. it provides digital de-emphasis (32, 44.1 and 48khz), external mute control and adjustment for serial data and clock. the HT82V738 accepts data at audio rates up to 96khz. it performs within a wide dynamic range, high snr ratio and has low clock jitter sensitivity. HT82V738 is an ideal dac for dvd players, mp3 play - ers and set-top box systems. it is also pin-compatible with cs4340.
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applications dvd players home theater systems digital tv digital set top boxes mp3 players cd players automotive systems
pin description pin no. pin name i/o description 1 rst i reset 2 sdata i serial data 3 sclk/dem1 i serial clock/de-emphasis 4 lrck i left/right clock 5 mclk i master clock 6, 7 dif1, dif0 i digital interface format 8 dem0 i de-emphasis control dem0 and dem1 internal serial clock mode external serial clock mode 9 filt+ i positive voltage reference 10 vq i quiescent voltage 11 ref_gnd i reference ground 12 aoutb o analog output b 13 agnd i analog ground 14 va i analog power 15 aouta o analog output a 16 mutec o mute control HT82V738 rev. 1.00 2 october 16, 2003 sample rate (khz) mclk (mhz) hrm brm 128x 192x 256x 384x 512x 32 4.0960 6.1440 8.1920 12.2880 16.3840 44.1 5.6448 8.4672 11.2896 16.9344 22.5792 48 6.1440 9.2160 12.2880 18.4320 24.5760 64 8.1920 12.2880 88.2 11.2896 16.9344 96 12.2880 18.4320 dif1 dif0 description 00i 2 s, up to 24-bit data 0 1 left justified, up to 24-bit data 1 0 right justified, 24-bit data 1 1 right justified, 16-bit data dem1 dem0 description 0 0 disabled 0 1 44.1khz 1 0 48khz 1 1 32khz dem0 description 0 disabled 1 44.1khz
absolute maximum ratings supply voltage ..........................v ss 0.3v to v ss +6.0v storage temperature ........................... 50 cto125 c input voltage .............................v ss 0 . 3v to v dd +0.3v operating temperature .......................... 10 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. electrical characteristics analog characteristics ta = 10 cto70 c symbol parameter test conditions base-rate mode high-rate mode unit v dd conditions min. typ. max. min. typ. max. dynamic performance dynamic range (18~24-bit) 5v unweighted 93 92 db a-weighted 95 95 dynamic range (16-bit) unweighted 91 88 a-weighted 94 94 thd+n total harmonic distortion+noise (18~24-bit) 5v 88 88 db total harmonic distortion+noise (16-bit) 86 86 interchannel isolation 5v 90 90 db dynamic performance dynamic range (18~24-bit) 3v unweighted 91 90 db a-weighted 94 91 dynamic range (16-bit) unweighted 90 88 a-weighted 92 90 thd+n total harmonic distortion+noise (18~24-bit) 3v db total harmonic distortion+noise (16-bit) interchannel isolation 3v 90 90 db analog characteristics symbol parameter test conditions min. typ. max. unit v dd conditions analog output full scale output voltage 0.7va v pp v q quiescent voltage 0.5va vdc interchannel gain mismatch 0.1 db gain drift 100 ppm/ c r l ac-load resistance 3 k c l load capacitance 100 pf HT82V738 rev. 1.00 3 october 16, 2003
digital characteristics ta = 10 cto70 c symbol parameter test conditions min. typ. max. unit v dd conditions v ih high-level input voltage 5v 2.0 v 3v 2.0 v v il low-level input voltage 5v 0.8 v 3v i in input leakage current 10
a input capacitance 8 pf power ratio v a dc power supply 2.7 5.0 5.5 v v ind digital input voltage 0.3 v a +0.4 ma power characteristics symbol parameter test conditions base-rate mode high-rate mode unit v dd conditions min. typ. max. min. typ. max. i a power supply current 3v normal 10 10 ma power-down 30 30
a 5v normal 15 15 ma power-down 60 60
a i a power dissipation 3v normal 30 30 mw power-down 0.09 0.09 5v normal 75 75 mw power-down 0.3 0.3 timing diagrams i 2 s mode 16-bit data and int sclk=32fs, mclk/lrck=512, 256 or 128 up to 24-bit data and sclk=48fs, mclk/lrck=384 or 192 left justified 24-bit mode int sclk=64fs, mclk/lrck=512, 256 or 128 int sclk=48fs, mclk/lrck=384 or 192 HT82V738 rev. 1.00 4 october 16, 2003 0 ) ( ' & 3 & 3 ' 3 ( 3 ) 3 0 0 ) ( ' 3 & 3 ' 3 ( 3 ) 3 0 0 ) ( ' & 3 & 3 ' 3 ( 3 ) 3 0 0 ) ( ' 3 & 3 ' 3 ( 3 ) 3 0
right justified 24-bit mode int sclk=64fs, mclk/lrck=512, 256 or 128 int sclk=48fs, mclk/lrck=384 or 192 right justified 16-bit mode int sclk=32fs, mclk/lrck=512, 256 or 128 int sclk=48fs, mclk/lrck=384 or 192 application circuits HT82V738 rev. 1.00 5 october 16, 2003 ) ( ) ) ) ) * , + % & ' ( ) ) ( ) ) ) ) * , + % & ' ( ) + % & ' ( ) ( ) * , + % & ' ( ) , ) ( ' & * ' & . / " # 4 & - 5 3 3 & - 3 ( -

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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 HT82V738 rev. 1.00 6 october 16, 2003 % * , 0 " . < =
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 HT82V738 rev. 1.00 7 october 16, 2003 0 )
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 HT82V738 rev. 1.00 8 october 16, 2003 ; > ; ; " 0
HT82V738 rev. 1.00 9 october 16, 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

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