FAB2210 Datasheet, PDF (6/35 Pages) Fairchild Semiconductor – Audio Subsystem with Class-G Headphone and 3.3W Mono Class-D Speaker with Dynamic Range Compression

Electrical Characteristics (Headphone Amplifiers)
Unless otherwise noted: audio BW=22Hz to 20KHz, f_IN=1KHz, DIFA=1, DIFB=0, HP_AMIX=0, HP_BMIX=1,
SP_AMIX=0, SP_BMIX=0, unused inputs are AC grounded, DRC is off, preamplifier gains=0dB, headphone
volume=0dB, headphone amplifier gain=0dB, speaker volume=0dB, SP_GAIN=00, edge-rate control is on, spread
spectrum is on, HP_NG_RAT=000, SP_NG_RAT=000, SRST=0, SDA and SCL pull-up voltage=DV_DD, Z_SPK
=8Ω+33µH, R_HP=32Ω, HP_HIZ=0, SV_DD=3.6V, DV_DD=1.8V, and T_A=25°C.
Symbol
I_CC
V_OS
PSRR
P_OUT
THD+N
SNR
C_L
Xtak
Parameter
Current Consumption
Output Offset Voltage
Power-Supply Rejection
Ratio
Output Power
Total Harmonic
Distortion Plus Noise
Signal-to-Noise Ratio
Capacitive Drive
Crosstalk
Output Impedance
Condition
HP_NG_RAT=100
SVDD
DVDD
Volume=Mute
200mV_pk-pk Ripple on
SVDD,
HP_NG_RAT=100
f=217Hz
f=1KHz
f=20KHz
200mV_pk-pk Ripple on
SVDD
f=217Hz
f=1KHz
f=20KHz
THD+N < 0.1%
THD+N < 1%, Headphone Amplifier
Gain=6dB
THD+N < 1%, Headphone Amplifier
Gain=6dB, SV_DD=4.2V
P_OUT=10mW
P_OUT=10mW, SV_DD=4.2V
P_OUT=20mW
A-wt,
HP_NG_RAT
=100
P_OUT=10mW, SV_DD=3.6V
P_OUT=10mW, SV_DD=4.2V
P_OUT=20mW
A-wt,
HP_NG_RAT
=000
P_OUT=10mW, SV_DD=3.6V
P_OUT=10mW, SV_DD=4.2V
P_OUT=20mW
P_OUT=10mW, f=100Hz
P_OUT=20mW, f=100Hz
P_OUT=10mW, f=1KHz
P_OUT=20mW, f=1KHz
P_OUT=10mW, f=10KHz
P_OUT=20mW, f=10KHz
Headphone to Speaker, P_OUT=10mWx2
Speaker to Headphone, P_OUT=700mW
Amp. Off, HP_HIZ=0
OTP_ERR=1
Amp. Off, HP_HIZ=1
Min.
Typ.
0.8
1.9
±0.1
93
94
97
93
93
97
27
29
29
0.01
0.01
0.01
102.5
102.5
105.5
97
97
100
100
-96
-95
-93
-92
-79
-79
-91
-106
130
170
15
Max.
Unit
mA
mV
dB
dB
mW
%
dB
pF
dB
Ω
Ω
kΩ
© 2011 Fairchild Semiconductor Corporation
FAB2210 • Rev. 1.1.1
6
www.fairchildsemi.com