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Wuxi Youda electronics
Wuxi Youda electronics


YD22241

DUAL EQUALIZER AMPLIFIER


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YOUDA INTEGRATED CIRCUIT
YD22241
DUAL EQUALIZER AMPLIFIER WITH ALC
—— YD22241
DESCRIPTION
The YD22241 is a monolithic integrated circuit consisting of dual equalizer amplifier with ALC. It is suitable
for stereo radio cassette tape recorder.
FEATURES
*Dual equalizer amplifier with built-in ALC circuit
*Low noise VNI=1.0μV (typ.)
*High open loop voltage gain: Gvo=80dB (typ.)
*Power voltage range: 4.514V
*Good ALC response balance between channels
*Not necessary the diode of transistor for ALC
*Built in power supply muting circuit
*Minimum number of external parts required
*Package: SIP-9
BLOCK DIAGRAM
++
--
ALC
ALC
CONT
ALC
123456789
WuXi YouDa Electronics Co., Ltd
Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China
Tel: 86-510-85205117 86-510-85205106 Fax: 86-510-85205110
Website: www.e-youda.com
SHENZHEN OFFICE Tel86-755-83740369
Fax86-755-83741418
Ver 5.0
1 of 3
2006-07-30
DataSheet4 U .com



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YOUDA INTEGRATED CIRCUIT
YD22241
ABSOLUTE MAXIMUM RATINGS (Tamb=25)
PARAMETER
Supply Voltage
Power Dissipation
Operating Temperature
Storage Temperature
SYMBOL
VCC
PD
Topr
Tstg
VALUE
16
550
-20+75
-40+125
UNIT
V
mW
ELECTRICAL CHARACTERISTICS
(Tamb=25, Vcc=9V, f=1kHz, Unless otherwise specified)
PARAMETER
SYMBOL TEST CONDITIONS
Quiescent Current
Open Loop Voltage Gain
Closed Loop Voltage Gain
Output Voltage
Total Harmonic Distortion
Input Noise Voltage
Input Resistance
ALC Range
ALC Balance
Iccq
Gvo
Gvc
Vo
THD
VNi
Zi
ΔVALC
ΔGv
Vi=0
VO=0.3V
VO=0.3V
THD=1%
VO=0.3V
Rg=2.2kΩ,
BW=20Hz20kHz
Rg=3.9kΩ, THD=10%
Vin=1mV
MIN
1.5
70
45
0.6
15
40
TYP
3.5
80
48
1.2
0.1
1.0
25
45
0
MAX UNIT
4.5 mA
dB
50 dB
V
0.3 %
2.0 μV
45 kΩ
dB
2.5 dB
WuXi YouDa Electronics Co., Ltd
DataSheet4 U .com
2 of 3
Website: www.e-youda.com



Part Number YD22241
Description DUAL EQUALIZER AMPLIFIER
Maker Wuxi Youda electronics - Wuxi Youda electronics
Total Page 3 Pages
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