BA7242F データシートの表示（PDF） - ROHM Semiconductor
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BA7242F Datasheet PDF : 5 Pages
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Multimedia ICs
BA7242F
•Electrical characteristics (unless otherwise noted, Ta = 25°C, VCC = 5V, SCIN = 3.579545MHz, NT / PAL = 5V)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Current consumption
ICC
23
34
45
mA
YOUT
VOUT
COUT
VOUT
Luminance level
Luminance level R
Luminance level G
Luminance level B
Synchronization level
Synchronization /
luminance level ratio
Red / burst level ratio
Green / burst level ratio
Blue / burst level ratio
Red phase
Green phase
Blue phase
Burst level
Carrier leak
PAL burst phase
PAL burst ratio
υL
υL(R)
υL(G)
υL(B)
υS
R S/L
R R / BU
R G / BU
R B / BU
θR
θG
θB
υBU
υCL
θBU +
θBU –
R BU
0.63
0.19
0.37
0.07
0.27
0.38
2.84
2.65
2.01
94
231
337
0.26
—
125
215
0.9
0.70
0.21
0.41
0.08
0.30
0.43
3.16
2.95
2.24
104
241
347
0.29
—
135
225
1.0
0.77
0.23
0.45
0.09
0.33
0.48
3.48
3.25
2.47
114
251
357
0.32
35
145
235
1.1
VP-P
VP-P
VP-P
VP-P
VP-P
—
—
—
—
deg
deg
deg
VP-P
mVP-P
deg
deg
—
υRI = υ GI = υ BI = 0.7VP-P
υRI = 0.7VP-P∗2
υGI = 0.7VP-P∗2
υBI = 0.7VP-P∗2
RYO = υYS / υYL
υRI = 0.7VP-P∗2
υGI = 0.7VP-P∗2
υBI = 0.7VP-P∗2
∗2
∗2
∗2
∗4
∗3
NT / PAL = 0V∗2
NT / PAL = 0V∗2
NT / PAL = 0V∗2
YOUT DC voltage
V YO
1.60
2.00
2.40
V
COUT DC voltage
V CO
2.20
2.60
3.00
V
VOUT DC Voltage
V VO
1.35
1.75
2.15
V
High level input voltage
SYNC, BFP, NT / PAL
V IH
2.0
—
—
V
Low level input voltage
SYNC, BFP, NT / PAL
V IL
—
—
0.8
V
Input current during high
SYNC, BFP, NT / PAL
V IH
—
—
300
µA With 5V applied
Input current during low
SYNC, BFP, NT / PAL
V IL
—
∗2 Guaranteed design with these parameters
∗3 Measured using a 3.58MHz BPF for 3.5µs after the burst.
∗4 Measured using a 3.58MHz BPF.
᭺ Not designed for radiation resistance
—
200
µA With 0V applied
3
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