Sharp MD-X60 Service Manual page 79

IC951,952 VHiBA3835F/-1 (BA3835F):Speana,Band Pass Filter
BIASC
VREFC
RREF
N.C.
DIFOUT
N.C.
CIN
AIN
VCC
FL711 VVKCK1671M/-1
1
2
3
4
105Hz
BPF
A-C
5
340Hz
BPF
1kHz
6
BPF
3.4kHz
BPF
C
7
DIF
10.5kHz
BPF
A
8
9
Figure 79-1 BLOCK DIAGRAM OF IC
Figure 79-2 LCD SEGMENT
BIAS
VREF
REFFERENCE CURRENT
PEAK
HOLD
RES
PEAK
HOLD
RES
PEAK
HOLD
RES
PEAK
HOLD
RES
PEAK
HOLD
RES
– 79 –
GND
18
AOUT
17
16 TEST
N.C.
15
SEL
14
N.C.
13
MPX
C
12
B
11
DEC
A
10
MD-X60