BA7232 View Datasheet(PDF) - ROHM Semiconductor
Part Name
Description
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BA7232 Datasheet PDF : 6 Pages
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Multimedia ICs
•Pin descriptions
Pin No.
1
2
3
4
5
6
Pin name
BIN
GIN
RIN
VCC1
SYNCIN
BFPIN
7
NT / PAL
8
SCIN
9
GND1
10
COUT
11
GND2
12
N.C.
13
VOUT
14
N.C.
15
YOUT
16
SYNCOUT
17
VCC2
18
ROUT
19
GOUT
20
BOUT
Function
Analog B signal input
Analog G signal input
Analog R signal input
Power supply pin for all drivers other than the 75Ω driver
Composite synchronization signal input (negative logic)
Burst flag pulse input (negative logic)
Selecting the type of color TV signal output
(high = NTSC, low = PAL)
Color subcarrier input
Ground for all drivers other than the 75Ω driver
Chroma signal output. Internal 75Ω driver.
Ground for the 75Ω driver
This pin is not connected inside the IC.
Color TV signal output. Internal 75Ω driver.
This pin is not connected inside the IC.
Luminance signal output. Internal 75Ω driver.
Composite synchronization signal output
Power supply pin for all drivers other than the 75Ω driver
Analog R signal output. Internal 75Ω driver
Analog G signal output. Internal 75Ω driver.
Analog B signal output. Internal 75Ω driver.
•Absolute maximum ratings (Ta = 25°C)
Parameter
Symbol
Limits
Unit
Power supply voltage
VCC
Power dissipation
Pd
7
V
750∗
mW
Operating temperature
Topr
– 20 ~ + 70
°C
Storage temperature
Tstg
– 55 ~ + 125
°C
∗ Reduced by 7.5mW for each increase in Ta of 1°C over 25°C.
When mounted on a 70 × 70 × 1.6mm glass epoxy board.
•Recommended operating conditions (Ta = 25°C)
Parameter
Symbol
Limits
Unit
Power supply voltage
VCC
4.5 ~ 5.5
V
RIN input level
υRI
0 ~ 0.7
VP-P
GIN input level
υGI
0 ~ 0.7
VP-P
BIN input level
υBI
0 ~ 0.7
VP-P
SCIN input level
υSC
0.45 ~ 0.6
VP-P
2
BA7232FS
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