HT82V732 60mA Audio Power Amp Features · Single power supply voltage: 5V · High SNR ratio range · Low power consumption · Wide temperature range · Low distortion · 8-pin SOP package · Low clock Jitter sensitivity General Description HT82V732 is a class AB stereo earphone driver designed for portable digital audio application. It provides 8-SOP package. Pin assignments and application circuit is compatible with TDA1308 which is suitable for ef- fective low cost applications. HT82V732 is ideal for portable digital audio equipment, CD ROM/DVD ROM and DISCMAN system. Block Diagram Pin Assignment O U T 1 IN 1 O U T 2 IN 1 + IN 2 - V S S 1 8 V D D IN 1 2 7 O U T 2 IN 1 + 3 6 IN 2 - V S S 4 5 IN 2 + H T 8 2 V 7 3 2 8 S O P -A IN 2 + V D D O U T 1 Pin Description Pin No. Pin Name I/O Description 1 OUT1 O Output 2 IN1- I Inverting input 3 IN1+ I Non-inverting input 4 VSS ¾ 5 IN2+ I Non-inverting input 6 IN2- I Inverting input 7 OUT2 O Output 8 VDD ¾ Positive power supply Rev. 1.00 Negative power supply, ground 1 October 29, 2002 HT82V732 Electrical Characteristics Symbol Parameter VSS=0V; fi=1kHz; RL=32W Test Conditions VDD Conditions 5V ¾ Min. Typ. Max. Unit Supplies Supply Voltage VDD Single Dual ¾ ¾ ¾ ¾ 3.0 5.0 6.0 1.5 2.5 3 -1.5 -2.5 -3 V V VSS Negative Supply Voltage 5V IDD Supply Current 5V No load ¾ 3 5 mA Ptot Total Power Dissipation 5V No load ¾ 15 25 mW DC Characteristics VI(OS) Input Offset Voltage 5V ¾ ¾ 10 ¾ mV Ibias Input Bias Current 5V ¾ ¾ 10 ¾ pA VCM Common Mode Voltage 5V ¾ 0 ¾ 3.5 V GV Open-loop Voltage Gain 5V RL=5kW ¾ 70 ¾ dB IO Maximum Output Current 5V (THD+N)/S<0.1% ¾ 60 ¾ mA RO Output Resistance 5V ¾ 0.25 ¾ W RL=32W * 0.75 ¾ 4.25 5V RL=16W * 1.5 ¾ 3.5 RL=5kW * 0.1 ¾ 4.9 ¾ 90 ¾ dB VO Output Voltage swing ¾ V PSRR Power Supply Rejection Ratio 5V Fi=100Hz; Vripple(p-p)=100mV aCS Channel Separation 5V ¾ ¾ 70 ¾ dB CL Load Capacitance 5V ¾ ¾ ¾ 200 pF ¾ -70 ¾ dB ¾ 0.03 ¾ % ¾ 100 ¾ dB AC Characteristics (THD+N)/S Total Harmonic Distortion Plus 5V VO(P-P)=3.5V ** Noise-to-signal Ratio ¾ S/N Signal-to-noise Ratio 5V fG Unity Gain Frequency 5V Open-loop; RL=5kW ¾ 5.5 ¾ MHz PO Maximum Output Power 5V (THD+N)/S<0.1% ¾ 60 ¾ mW Ci Input Capacitance 5V ¾ 3 ¾ pF SR Slew Rate 5V Unity gain inverting ¾ 5 ¾ V/ms B Power Bandwidth 5V Unity gain inverting ¾ 20 ¾ kHz Note: ¾ ²*² Values are proportional to VDD; (THD+N)/S<0.1% ²**² VDD=5V, VO(P-P)=3.5V (at odB) Rev. 1.00 2 October 29, 2002 HT82V732 Application Circuits V D D 1 0 0 m F V + 3 .9 k W R V 2 IN 1 A O U T B L 8 1 3 .9 k W O U T 3 re f V 5 3 .9 k W + H T 8 2 V 7 3 2 (T y p . 2 .5 V ) 1 0 0 m F 6 IN 2 7 4 1 0 0 m F V + 3 .9 k W R D D + 1 0 m F 1 n F + 1 0 0 n F 2 2 k W B C K 5 1 D A T A 3 2 4 1 0 k W 2 3 3 k W 7 V 3 re f 1 m F + + H T 8 2 V 7 3 2 5 6 8 1 8 C u rre n t-ty p e D A C W S 1 0 0 m F 3 .9 k W + V L 1 0 0 m F 6 7 4 3 .9 k W 1 n F 1 0 0 m F + V 1 0 k W Rev. 1.00 3 October 29, 2002 HT82V732 Package Information 8-pin SOP (150mil) outline dimensions 5 8 A B 4 1 C C ' G H D E Symbol Rev. 1.00 a F Dimensions in mil Min. Nom. Max. A 228 ¾ 244 B 149 ¾ 157 C 14 ¾ 20 C¢ 189 ¾ 197 D 53 ¾ 69 E ¾ 50 ¾ F 4 ¾ 10 G 22 ¾ 28 H 4 ¾ 12 a 0° ¾ 10° 4 October 29, 2002 HT82V732 Product Tape and Reel Specifications Reel dimensions D T 2 A C B T 1 SOP 8N 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±0.15 T1 Space Between Flange 12.8+0.3 -0.2 T2 Reel Thickness 18.2±0.2 Rev. 1.00 5 October 29, 2002 HT82V732 Carrier tape dimensions P 0 D P 1 t E F W C D 1 B 0 P K 0 A 0 SOP 8N Symbol Description Dimensions in mm W Carrier Tape Width 12.0+0.3 -0.1 P Cavity Pitch 8.0±0.1 E Perforation Position 1.75±0.1 F Cavity to Perforation (Width Direction) 5.5±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 6.4±0.1 B0 Cavity Width 5.20±0.1 K0 Cavity Depth 2.1±0.1 t Carrier Tape Thickness 0.3±0.05 C Cover Tape Width Rev. 1.00 9.3 6 October 29, 2002 HT82V732 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) 43F, SEG Plaza, Shen Nan Zhong Road, Shenzhen, China 518031 Tel: 0755-8346-5589 Fax: 0755-8346-5590 ISDN: 0755-8346-5591 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 Holmate Semiconductor, Inc. (North America Sales Office) 46712 Fremont Blvd., Fremont, CA 94538 Tel: 510-252-9880 Fax: 510-252-9885 http://www.holmate.com Copyright Ó 2002 by HOLTEK SEMICONDUCTOR INC. The information appearing in this Data Sheet is believed to be accurate at the time of publication. However, Holtek assumes 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. Rev. 1.00 7 October 29, 2002