參數(shù)資料
型號: BH7240
廠商: Rohm CO.,LTD.
英文描述: CANMS3476L12-3A
中文描述: 彩色電視信號編碼器
文件頁數(shù): 7/9頁
文件大?。?/td> 92K
代理商: BH7240
7
Multimedia ICs
BH7240AKV
Electrical characteristics (unless otherwise noted, Ta = 25°C, DV
DD
= AV
CC
1 = AV
CC
2 = 5.0V)
Parameter
Symbol
Min.
Current consumption
Luminance level
(V
OUT
, Y
OUT
)
White level
Red level
Green level
Blue level
Sync level
Sync / white level ratio
Chrominance level
(V
OUT
, C
OUT
)
Red / Burst level ratio
Green / Burst level ratio
Blue / Burst level ratio
Burst level
Red phase
Green phase
Blue phase
RGB level
(R
OUT
, G
OUT
, B
OUT
)
ROUT output level
GOUT output level
BOUT output level
Other
RGB DATA conversion
frequency
RGB DATA
setup time
RGB DATA hold
time
SYNCIN, NT / PAL
input high level current
SYNCIN, NT / PAL
output low level current
Typ.
Max.
Unit
Conditions
ICC
85
105
mA
RGBDATA = 00 input
RGBDATA = FF input
RDATA = FF input
GDATA = FF input
BDATA = FF input
RDATA = FF input
GDATA = FF input
BDATA = FF input
RDATA = FF input
GDATA = FF input
BDATA = FF input
RDATA = FF input
GDATA = FF input
BDATA = FF input
When 5V is applied to pin
When 0V is applied to pin
VL
WHITE
0.59
0.70
0.81
V
P- P
VL
RED
0.18
0.21
0.24
V
P- P
VL
GREEN
0.35
0.41
0.47
V
P- P
VL
BLUE
0.07
0.08
0.09
V
P- P
VL
SYNC
0.27
0.30
0.33
V
P- P
RS / W
0.37
0.43
0.49
R
R
/ B
U
2.69
3.16
3.63
R
G
/ B
U
2.51
2.95
3.39
R
B
/ B
U
1.91
2.24
2.57
VC
BURST
0.25
0.29
0.33
V
P- P
θ
RED
94
104
114
deg
θ
GREEN
231
241
251
deg
θ
BLUE
337
347
357
deg
V
ROUT
0.56
0.70
0.81
V
P- P
V
GOUT
0.59
0.70
0.81
V
P- P
V
BOUT
0.59
0.70
0.81
V
P- P
T
HOLD
IH
IL
20
f
DA
20
MHz
T
SET
20
ns
ns
300
μ
A
200
μ
A
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