Audio ICs
BH3874AKS2
Parameter
Symbol Min. Typ. Max. Unit
Conditions
Simulated stereo maximum
voltage gain Lch
VMONL
6.5
8.5 10.5
dB
VIN=100mVrms
fIN=680Hz
Simulated stereo maximum
voltage gain Rch
VMONR
11.3
13.3
15.3
dB
VIN=100mVrms
fIN=680Hz
Input
pin
Measure-
ment
pin
[1]
[2]
[3]
Data setting
[4] [4] [5] [5]
[6]
[7]
[8]
Switch control table
SW SW SW SW SW
1/4 2/5 3/6 7 8
41,42 32
41,42 31
00 05 1B 04 0C 02 0A 06 91 07 1 1 1 2 1
Spectrum analyzer
maximum output level
VMAX 4.0 4.8 −
V VIN=−19dBV
41,42
41,42
39
Spectrum analyzer
output offset voltage
VOS
0 30 200 mV VIN=0Vrms
−
39
Spectrum analyzer
standard output level
VST 0.65 1.35 1.7
V
VIN=−37dBV
fIN=105Hz, 340Hz, 1kHz,
3.4kHz, or 10.5kHz
41,42
41,42
39
Ripple rejection
∗
RR
31 −
−
dB
VRR=100mVrms
fRR=100Hz, DIN AUDIO
30
32
31
47
C7
00 05 03 04 0C 02 0A 06 81 27 1 1 1 2 1
A7
67
47
C7
00 05 03 04 0C 02 0A 06 81 27 − − − − −
A7
67
47
C7
00 05 03 04 0C 02 0A 06 81 27 1 1 1 2 1
A7
67
00 15 03 04 0C 02 0A 06 81 07 1 2 − 2 1
Design against radiation-proof is not made.
∗ VP-9690A (Average value detection, effective value display) DIN AUDIO filter by Matsushita Communication is used for ∗ measurement.