Video ICs
BA7149F
Block diagram
•
16
15
14
13
12
11
10
9
SYNC
SEPA
PHASE
COMP
H.OSC
6dB
AMP
V.SEPA
H.BLK
V.BLK
V.DRIVE
V.OSC
1
2
3
4
5
6
7
8
Pin descriptions
•
Pin No.
Pin No.
9
Function
Function
1
2
3
4
5
6
7
8
Vertical control input
HD output
GND 2
10
Power supply 1
11
Vertical deflection drive (POS)
GND 1
Video input
12
Power supply 2
Video output
13
Vertical deflection drive (NEG)
14
Vertical oscillator external resistor
Vertical oscillator external capacitor
VD output
Phase comparator output
15
Horizontal oscillator external resistor
Horizontal AFC output
16
2
ROHM [ ROHM ]
