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參數(shù)資料
| 型號： | LC74785 |
| 元件分類： | 畫面疊加 |
| 英文描述： | ON-SCREEN DISPLAY IC, PDIP24 |
| 封裝： | 0.300 INCH, PLASTIC, SDIP-24 |
| 文件頁數(shù)： | 19/24頁 |
| 文件大小： | 266K |
| 代理商： | LC74785 |
No. 5520-4/24
LC74785, LC74785M
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Input off leakage current
Ileak1
CVIN
1
A
Output off leakage current
Ileak2
CVOUT
1
A
Output high-level voltage
V
OH1
LN21, SYNCJDG, CPDT, and SEPOUT;
3.5
V
VDD1 = 4.5 V, IOH = –1.0 mA
Output low-level voltage
VOL1
LN21, SYNCJDG, CPDT, and SEPOUT;
1.0
V
VDD1 = 4.5 V, IOL = 1.0 mA
CHABLK; VDD1 = 5.0 V
H
3.3
5.0
V
Three-value output voltage
VO
M
1.8
2.3
V
L
0
0.8
V
Input current
IIH
RST, CS1, CS2, SIN, SCLK, CTRL1,
1
A
SEPIN, and MUTE; VIN = VDD1
IIL
CTRL1 and OSCIN; VIN = VSS1
–1
A
Operating mode current drain
IDD1
VDD1; All outputs open, Xtal: 7.159 MHz,
30
mA
LC: 8 MHz
IDD2
VDD2: VDD2 = 5 V
20
mA
*1
0.70
0.82
0.94
V
SYNC level
VSN
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
0.89
1.01
1.13
V
*3
1.18
1.30
1.42
V
*1
1.32
1.44
1.56
V
Pedestal level
VPD
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
1.52
1.64
1.76
V
*3
1.81
1.93
2.05
V
*1
0.98
1.10
1.22
V
Color burst low level
VCBL
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
1.17
1.29
1.41
V
*3
1.46
1.58
1.70
V
*1
1.63
1.75
1.87
V
Color burst high level
VCBH
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
1.83
1.95
2.07
V
*3
2.11
2.23
2.35
V
*1
1.17
1.29
1.41
V
Background color other than blue low level
VRSL0
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
1.36
1.48
1.60
V
*3
1.65
1.77
1.89
V
*1
2.33
2.45
2.57
V
Background color other than blue high level
VRSH0
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
2.52
2.64
2.76
V
*3
2.81
2.93
3.05
V
*1
1.08
1.20
1.32
V
Blue background color 1low level
VRSL1
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
1.27
1.39
1.51
V
*3
1.56
1.68
1.80
V
*1
1.49
1.61
1.83
V
Blue background color 2 low level
VRSL2
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
1.68
1.80
1.92
V
*3
1.97
2.09
2.21
V
VRSH1
*1
1.97
2.09
2.21
V
Blue background color 1, 2 high level
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
2.17
2.29
2.41
V
VRSH2
*3
2.46
2.58
2.70
V
*1
1.40
1.52
1.64
V
Frame level 0
VBK0
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
1.60
1.72
1.84
V
*3
1.89
2.01
2.13
V
*1
1.97
2.09
2.21
V
Frame level 1
VBK1
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
2.17
2.29
2.41
V
*3
2.46
2.58
2.70
V
*1
2.55
2.67
2.79
V
Character level
VCHA
CVOUT; VDD1 = 5.0 V, VDD2 = 5.0 V
*2
2.75
2.87
2.99
V
*3
3.04
3.16
3.28
V
Electrical Characteristics at Ta = –30 to +70°C, VDD1 = 5 V unless otherwise specified.
Note: 1.
When the sync level is 0.8 V
2.
When the sync level is 1.0 V
3.
When the sync level is 1.3 V
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| LC74786JM | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74786M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
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