PERFORMANCE REQUIREMENTS
Parameters
Test conditions
MIN TYP MAX Unit
V
CC
Supply voltage
5
V
I
DD
Quiescent power
supply current
V
in
= 0 V
62
mA
PD
Power consumption V
in
= 400 mV, fin = 1 kHz
65
mVA
Z
load
Load range for the
amplifier
without earphones
20
100
nF
V
in
Input voltage range
400
mV
R
in
Input resistance
10
kOhm
V
DC
Speaker DC offset
voltage
15
V
AV
Amplifier gain
f
in
= 80 Hz
23
V/V
SPL Sound pressure
level
V
in
= 400 mV, f
in
= 1 kHz
102 105
108
dBSPL
THD Total harmonic
distortion
V
in
= 400 mV, f
in
= 1 kHz
1.7
3
%
f
Low
Lower bandwidth
limit
Lowest frequency where
SPL
flow
= SPL@80 Hz - 3 dB
10
20
Hz
