CO4808 Datasheet, PDF (3/4 Pages) Ceramate Technical – Dual 105mW Headphone Amplifier

CO4808
Dual 105mW Headphone Amplifier
Electrical Character
Vdd=5V,Temp=25 ,Fin=1KHz,RL=32 ,Vin=1.4V
Symbol
Parameter
Conditions
V_DD
Supply Voltage
I_DD
Supply Current
V_IN=0V,I_O=0A
P_tot
Total Power Dissipation V_IN=0V,I_O=0A
V_OS
Input Offset Voltage
V_IN=0V
Ibias
Input Bias Current
V_CM
Common Mode Voltage
G_V
Open-Loop Voltage Gain RL=5K
I_O
Max Output Current
THD+N<0.1%
R_O
Output Resistance
V_O
Output Swing
R_L=32 ,0.1% THD+N, Min
R_L=32 ,0.1% THD+N, Max
PSRR
Power Supply Rejection Cb=1.0 F,
Ratio
Vripple=100mVpp, f=100Hz
Crosstalk Channel Separation
THD+N
Total Harmonic
Distortion + Noise
SNR
Signal-to-Noise Ratio
R_L=32
f=1kHz
R_L=16
Vo=3.5Vpp (at 0dB)
R_L=32
Vo=3.5Vpp (at 0dB)
Vo=3.5Vpp (at 0dB)
f_G
Unity Gain Frequency Open Loop, RL=5k
P_O
Output Power
THD+N=0.1%,f=1kHz
R_L=16
R_L=32
THD+N=10%,f=1kHz
R_L=16
R_L=32
C_I
Input Capacitance
C_L
Load Capacitance
SR
Slew Rate
Unity Gain Inverting
Min Typ Max
2.0
5.5
1.2 3.0
6 16.5
10 50
10
0
4.3
67
70
0.1
3
4.7
Unit
V
mA
mW
mV
pA
V
dB
mA
V
89
dB
75
dB
0.05
%
66
dB
0.05
%
66
dB
105
dB
5.5
MHz
105
mW
70 60 mW
150
mW
90
mW
3
pF
200 pF
3
V/ s
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN
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Rev 1.0 May 18,2004