OR RECORDER. YD7738 Datasheet

YD7738 Datasheet PDF, Equivalent


Part Number

YD7738

Description

PREAMPLIFIER FOR PLAY OR RECORDER

Manufacture

Wuxi Youda electronics

Total Page 4 Pages
PDF Download
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YD7738 Datasheet
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
+
FILTER
BUFFER AMP
ALC
+
POWER AMP
_
1234
5 67 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 Tel86-755-83740369
Fax86-755-83741418
Ver 5.0
1 of 4
2006-06-30
DataSheet4 U .com

YD7738 Datasheet
www.DataSheet4U.com
YOUDA INTEGRATED CIRCUIT
YD7738
PIN DESCRIPTION
PIN
1
2
3
4
5
6
7
8
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 (Tamb=25)
PARAMETER
Supply Voltage
Output Current
Power Dissipation
Operating Temperature
Storage Temperature
SYMBOL
Vcc
Iop
PD
Tamb
Tstg
VALUE
14
1.5
1.2
-20 to+75
-55 to 150
UNIT
V
A
W
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, Vcc=6V, f=1kHz, Tamb=25℃)
PARAMETER
SYMBOL TEST CONDITIONS MIN TYP MAX UNIT
Total
Quiescent Current
Pre-Amplifier
Iccq
Vcc=3.5V
Vcc=6V
7.5
11
mA
35 mA
Open Loop Voltage Gain
Closed Loop Voltage Gain
Max. Output Voltage
Input Impedance
Equivalent Input Noise
Voltage
Gvo1
Gv1
VOM1
Zi
VNO1
THD1.0%
Vo=0.5Vrms
Rg=0
55 70
40
0.7
30
dB
dB
V
kΩ
1.4 2.5 μV
WuXi YouDa Electronics Co., Ltd
2 of 4
Website: www.e-youda.com
DataSheet4 U .com


Features Datasheet pdf www.DataSheet4U.com YOUDA INTEGRATED CI RCUIT YD7738 PREAMPLIFIER FOR PLAY OR RECORDER —YD7738 DESCRIPTION The YD7 738 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 volta ge (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 Ad d: No.5 Xijin Road, National Hi-Tech In dustrial Development Zone, Wuxi Jiangsu China Tel: 86-510-85205117 86-510-5205 106 Fax: 86-510-85205110 Website: www.e -youda.com SHENZHEN OFFICE Tel: 86-75 5-83740369 Fax: 86-755-83741418 Ver 5 .0 1 of 4 2006-06-30 DataSheet 4 U .co m www.DataSheet4U.com YOUDA INTEGRATE D 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 fe ed back of Buffer amplifier NC Power amplifier input Negative feed ba.
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