2

Multimedia ICs

BA7232FS

Pin name

1

BIN

Analog B signal input

2

GIN

Analog G signal input

3

RIN

Analog R signal input

4

5

SYNCIN

6

BFPIN

7

NT / PAL

8

SCIN

Color subcarrier input

9

GND1

Ground for all drivers other than the 75

Ω driver

10

COUT

Chroma signal output. Internal 75

Ω driver.

11

GND2

Ground for the 75

Ω driver

12

N.C.

This pin is not connected inside the IC.

13

VOUT

Color TV signal output. Internal 75

Ω driver.

14

N.C.

This pin is not connected inside the IC.

15

YOUT

Luminance signal output. Internal 75

Ω driver.

16

SYNCOUT

Composite synchronization signal output

17

18

ROUT

Analog R signal output. Internal 75

Ω driver

19

GOUT

Analog G signal output. Internal 75

Ω driver.

20

BOUT

Analog B signal output. Internal 75

Ω driver.

Pin No.

Function

Power supply pin for all drivers other than the 75

Ω driver

Burst flag pulse input (negative logic)

Composite synchronization signal input (negative logic)

Power supply pin for all drivers other than the 75

Ω driver

Selecting the type of color TV signal output

(high = NTSC, low = PAL)

Parameter

Symbol

Limits

Unit

Power supply voltage

7V

Power dissipation

Pd

mW

Operating temperature

Topr

°C

Storage temperature

Tstg

°C

When mounted on a 70

× 70 × 1.6mm glass epoxy board.

– 20 ~ + 70

– 55 ~ + 125

Parameter

Symbol

Limits

Unit

Power supply voltage

4.5 ~ 5.5

V

RIN input level

0 ~ 0.7

GIN input level

0 ~ 0.7

BIN input level

0 ~ 0.7

SCIN input level

0.45 ~ 0.6