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| YD7000 Datasheet, PDF (3/4 Pages) Weida Semiconductor, Inc. – POWER AMPLIFIER FOR HEADPHONE STEREOS | |||
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YOUDA INTEGRATED CIRCUIT
YD7000
PARAMETER
Crosstalk
Ripple Rejection
Output Noise Voltage
Power OFF Effect
Muting Effect
Power ON
Current Sensitivity
Power OFF
Voltage Sensitivity
Muting OFF
Current Sensitivity
Muting ON
Voltage Sensitivity
SYMBOL
CT
SVRR
VNO
VO(off)
VO(MT)
I1(on)
V1(off)
I10(off)
V10(on)
TEST CONDITIONS
Vcc=2.4V, f=100Hz, Rg=1KΩ
Vo=-10dB
Vcc=1.6V, f=100Hz, Rg=1 KΩ
VR=-20dBm, BPF=100Hz
Vcc=4.5V, Rg=1 KΩ
BPF=20Hzï½20kHz
Vcc=1.6V, f=100Hz, pin1âGND,
VIN=-10dB
Vcc=1.6V, f=100Hz, pin10âGND,
VIN=-10dB
Vcc=1.5V, V5â§0.85V
Vcc=1.5V, V5â¦0.1V
Vcc=1.5V,V5â§0.85V
Vcc=1.5V, V5â¦0.1V
MIN
40
45
0.5
0.5
TYP MAX UNIT
50
dB
60
dB
62 100 μV
-80 dB
-80 dB
0.05 1.0 μA
0.6
V
0.2 1.0 μA
0.65
V
APPLICATION CIRCUIT
Opr.
Opr.
Vin1
St-by
Stand-by
W
Amp.
/Mute
Amp1
Vin2
W
+
22μ
Amp2
Bias
Amp.
Mute
+
0.1μ
220μ
4.7Ω
4.7Ω
0.1μ +
220μ
Vcc
+
0.1μ 100μ
WuXi YouDa Electronics Co., Ltd
3 of 4
Website: www.e-youda.com
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