bh7775k ROHM Co. Ltd., bh7775k Datasheet - Page 8

• Manufacturer Part Number: bh7775k
• Description: Vcr Audio Signal Processing System
• Manufacturer: ROHM Co. Ltd.

Equivalent circuits for the control and input / output circuits - (3)
AUDIO HEAD SWITCH PULSE IN (27pin)
RHS CTRL (26pin)
DATA (7pin), CLOCK (8pin)
8
Video ICs
[7pin]
8
27
10k
5k
30k
5k
26
3V
PB
30k
Vcc
V
GND
EE
Vcc
V
GND
EE
Vcc
V
EE
ENVELOPE / Hi-Fi DET OUT (9 pin)
MUTE CTRL (22pin)
FSC IN (10pin)
51k
16k
10
200k
200
2k
10k 3k
22
50k
50k
50k
200
9
Vcc
V
GND
EE
Vcc
V
GND
10k
EE
BH7775K
2.5V
Vcc
V
GND
EE