
3
Multimedia ICs
BA7232FS
Electrical characteristics (unless otherwise noted, Ta = 25°C, V
CC
= 5V, XTAL = 3.58MHz)
Parameter
Symbol
Min.
V
IL
—
—
0.8
V
V
IH
2.2
—
—
V
Input impedance
SYNC, BFP, NT / PAL
1 Guaranteed performance.
2 Measured 3.5
μ
s after burst with a 3.58 MHz BPF.
3 Measured with a 3.58 MHz BPF.
s
Not designed for radiation resistance.
Z
I
8
13.5
—
k
Typ.
Max.
Unit
Conditions
Current dissipation
I
CC
33.0
48.0
63.0
mA
YOUT
VOUT
Luminance level
υ
L
0.63
0.70
0.77
V
P-P
υ
RI
=
υ
GI
=
υ
BI
= 0.7V
P-P
υ
RI
= 0.7V
P-P
1
υ
GI
= 0.7V
P-P
1
υ
BI
= 0.7V
P-P
1
Luminance level R
υ
L(R)
0.19
0.21
0.23
V
P-P
Luminance level G
υ
L(G)
0.37
0.41
0.45
V
P-P
Luminance level B
υ
L(B)
0.07
0.08
0.09
V
P-P
Synchronization level
υ
S
0.27
0.30
0.33
V
P-P
R
S/L
0.38
0.43
0.48
R
YO
=
υ
S
/
υ
L
COUT
VOUT
R / burst level ratio
R
R/BU
2.84
3.16
3.48
G / burst level ratio
R
G/BU
2.65
2.95
3.25
B / burst level ratio
R
B/BU
2.01
2.24
2.47
R phase
θ
R
94
104
114
deg
G phase
θ
G
231
241
251
deg
B phase
θ
B
337
347
357
deg
Burst level
υ
BU
0.26
0.29
0.32
V
P-P
Carrier leak
υ
CL
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
35
mV
P-P
PAL burst phase
θ
BU
+
125
135
145
deg
θ
BU
–
215
225
235
deg
PAL burst level ratio
R
BU
0.9
1.0
1.1
SYNCOUT
2.00
2.50
5.00
V
0
—
—
—
0.40
V
υ
RO
0.63
0.70
0.77
V
P-P
υ
RI
= 0.7V
P-P
υ
GO
0.63
0.70
0.77
V
P-P
υ
GI
= 0.7V
P-P
υ
BO
0.63
0.70
0.77
V
P-P
υ
BI
= 0.7V
P-P
V
YO
1.60
2.00
2.40
V
V
CO
2.20
2.60
3.00
V
V
VO
1.75
2.15
V
V
RO
1.25
1.65
2.05
V
V
GO
1.25
1.65
2.05
V
V
BO
1.25
1.65
2.05
V
Synchronization /
luminance level ratio
Input voltage "L" level
SYNC, BFP, NT / PAL
Input voltage "H" level
SYNC, BFP, NT / PAL
1.35
YOUT DC voltage
COUT DC voltage
VOUT DC voltage
ROUT DC voltage
GOUT DC voltage
BOUT DC voltage
Output level (HIGH)
Output level (LOW)
ROUT
GOUT
BOUT
output level
output level
output level
υ
RI
= 0.7V
P-P
1
υ
GI
= 0.7V
P-P
1
υ
BI
= 0.7V
P-P
1
SW1 = 2
1
SW1 = 2
1
SW1 = 2
1
1
1
1
3
2