YD7738

www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT YD7738 PREAMPLIFIER FOR PLAY OR RECORDER —YD7738 DESCRIPTION The YD7738 is an amplifier system designed for a radio cassette recorder. FEATURES *Recorder play back for Pre amplifier; *Buffer amplifier (Recorder amplifier); *Power amplifier; *Wide operating voltage (3.5V to 9V)。 BLOCK DIAGRAM 16 15 14 13 12 11 10 9 _ PRE AMP + ALC 1 2 3 4 BUFFER AMP FILTER + POWER AMP _ 5 6 7 8 WuXi YouDa Electronics Co., Ltd Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China Tel: 86-510-85205117 86-510-5205106 Fax: 86-510-85205110 Website: www.e-youda.com SHENZHEN OFFICE Tel： 86-755-83740369 Fax： 86-755-83741418 Ver 5.0 1 of 4 2006-06-30 DataSheet 4 U .com www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT PIN DESCRIPTION PIN 1 2 3 4 5 6 7 8 YD7738 Name INALC OUTBUF NFBUF NC INP NFP GNDP OUTP Description ALC input Buffer amplifierinput Negative feed back of Buffer amplifier NC Power amplifier input Negative feed back of Power amplifier Power GND Power amplifier output PIN 9 10 11 12 13 14 15 16 Name BS Vcc FIL FIL OUTPRE NFPRE INPRE GNDPRE Description BS Supply voltage Filter input Filter input Pre-amplifier output Negative feed back of Pre-amplifier Pre-amplifier input Pre-GND ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Output Current Power Dissipation Operating Temperature Storage Temperature SYMBOL Vcc Iop PD Tamb Tstg (Tamb=25℃) VALUE 14 1.5 1.2 -20 to+75 -55 to 150 UNIT V A W ℃ ℃ ELECTR...