AA4002 Datasheet, PDF (7/22 Pages) BCD Semiconductor Manufacturing Limited – STEREO 2W AUDIO POWER AMPLIFIER

Data Sheet
STEREO 2W AUDIO POWER AMPLIFIER
Electrical Characteristics
(V_DD=5V, T_A=25^oC, unless otherwise specified.)
Parameter
Symbol
Conditions
Min
Standby and Logical Section
Supply Voltage
V_DD
2.7
Quiescent Power Supply Current
I_DD V_IN=0V, I_OUT=0A
Shutdown Current
I_SD V_SHUTDOWN=V_DD
Headphone Sense High Input Voltage V_IH
4
Headphone Sense Low Input Voltage V_IL
(Mute, Shutdown, Mode, Gain
Select) High Input Voltage
V_IH
3
(Mute, Shutdown, Mode, Gain
Select) Low Input Voltage
V_IL
Volume Attenuators Section
Attenuator Range
Mute Attenuation
Single-ended (SE) Mode Section
V_VOL=5V (DC), No load
C_RANGE
V_VOL=0V (DC), BTL and SE Mode -75
V_MUTE=5V, BTL Mode
-78
A_{M VMUTE=5V, SE Mode}
-78
Output Power
Total Harmonic Distortion + Noise
Power Supply Rejection Ratio
Signal to Noise Ratio
Channel Separation
BTL Mode Section
P_OUT
THD=1%, f=1kHz, R_L=32Ω
THD=10%, f=1kHz, R_L=32Ω
THD+N V_OUT=1V_RMS, f=1kHz,
R_L=10KΩ, A_VD=1
PSRR C_B=1.0µF, f=120kHz, R_L=32Ω,
V_RIPPLE=200mV_RMS
SNR P_OUT=75mW, R_L=32Ω, A-Wtd Filter
f=1kHz, C_B=1.0µF
Output Offset Voltage
V_OS V_IN=0V, No load
Output Power
THD+N=1%, f=1kHz, R_L=4Ω,
LPF=22kHz
P_{OUT THD+N=1%, f=1kHz, RL=8Ω,}
1.0
THD+N=10%, f=1kHz, R_L=8Ω,
Total Harmonic Distortion + Noise
THD+N P_OUT=1.0W, R_L=4Ω, A_VD=2
20Hz<f<20kHz
Power Supply Rejection Ratio
PSRR C_B=1.0µF, f=120Hz,
V_RIPPLE=200mV_RMS, R_L=8Ω
AA4002
Typ Max Unit
5.5 V
11
30 mA
0.7
2.0 µA
V
0.8 V
V
1
V
± 0.75 ^dB
dB
dB
dB
85
95
mW
0.065
%
58
dB
102
dB
65
dB
± 5 ± 50 ^mV
2
W
1.1
1.5
0.3
%
74
dB
Sep. 2006 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
7