bh7273kv ROHM Co. Ltd., bh7273kv Datasheet - Page 5

• Manufacturer Part Number: bh7273kv
• Description: Equalizer And Atf Circuit Ic For Digital Vcrs
• Manufacturer: ROHM Co. Ltd.

•
Video ICs
Input / output circuits
Pin No.
10
1
2
3
4
5
6
7
8
9
SLEEP CTRL
APF1 AMP + IN
APF1 AMP – IN
APF1 AMP OUT
BIAS FILTER
DRIVER OUT
DRIVER IN
Pin name
BF2 OUT
V
BF2 IN
CC
5V
Pin voltage
0.0
2.2
3.0
2.2
—
—
—
—
—
—
100k
6
4
1
Internal circuit
15k
3
5k
9
—
20k
22k
150
8
21k
10
5
7
35k
15k
Sleep control
V
Filter for BF amplifier bias of pins 4
and 5
Buffer amplifier input
Buffer amplifier output
APF amplifier positive input
APF amplifier negative input
APF amplifier output
Driver input
Driver output
CC
for all pass filter of pins 3 to10
Function
BH7273KV
5