bh7272kv ROHM Co. Ltd., bh7272kv Datasheet - Page 10

• Manufacturer Part Number: bh7272kv
• Description: Two-channel Amplifier Digital Vcrs
• Manufacturer: ROHM Co. Ltd.

10
Video ICs
The pin voltages in brackets are for REC mode, all others are for PB mode.
Pin No.
24
25
26
27
28
29
30
31
REC LEVEL adj
PB AGC OUT
PB AGC IN
LEVEL adj
PB AGC
PB AGC
PB AGC
Pin name
REC IN
FILTER
DET IN
GND
Pin voltage
(1.5)
(1.5)
(3.6)
1.5
2.4
2.5
3.6
2.5
(–)
(–)
(–)
(–)
—
—
—
Equivalent internal circuit
24
9k
16k
25
1k
28
70k
30k
31
500
—
2k
5k
27
30
500
800
70k
30k
200
7k
18k
29
REC limiter amplifier output level
adjustment
REC input
GND for REC limiter amplifier
Playback system AGC output
Playback system AGC detector input
Playback system AGC level adjustment
Playback system AGC filter
Playback system AGC input
Function
BH7272KV