参数资料
型号: LC74799
元件分类: 画面叠加
英文描述: ON-SCREEN DISPLAY IC, PDIP30
封装: 0.400 INCH, SDIP-30
文件页数: 25/32页
文件大小: 322K
代理商: LC74799
Composite Video Signal Output Levels (internally generated levels)
CVOUT output level waveform (VDD2 = 5.00 V)
No. 5834-31/32
LC74799, 74799M
Output level
Output voltage (1) [V]
Output voltage (2) [V]
Output voltage (3) [V]
VCHA
: Character
2.65
2.85
3.25
VRSH
: Background color high
2.37 (2.01)
2.57 (2.21)
2.97 (2.61)
VCBH
: Color burst high
1.67
1.87
2.27
VRSL
: Background color low
1.23 (1.16)
1.43 (1.36)
1.83 (1.76)
VBK1: Frame
2.08
2.28
2.68
VBK0: Frame
1.50
1.70
2.10
VPD
: Pedestal
1.37
1.57
1.97
VCBL
: Color burst low
1.07
1.27
1.67
VSN
: Sync
0.80
1.00
1.40
Note: VDD2 = 5.00V. The values in parentheses for VRSH and VRSL are the values for a blue background.
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