參數(shù)資料
型號(hào)： LC74723M
元件分類(lèi)： 畫(huà)面疊加
英文描述： ON-SCREEN DISPLAY IC, PDSO24
封裝： 0.375 INCH, PLASTIC, MFP-24
文件頁(yè)數(shù)： 7/12頁(yè)
文件大?。?/td> 245K
代理商： LC74723M
Continued from preceding page.
Timing Characteristics at Ta = –30 to +70°C, VDD1 = 5 ± 0.5 V
Serial Data Input Timing
No. 4841-4/12
LC74723, 74723M
Parameter
Symbol
Conditions
min
typ
max
Unit
Sync level
VSN
When the sync level is 0.8 V, CVOUT: VDD1, VDD2 = 5 V
0.69
0.81
0.93
V
When the sync level is 1.0 V, CVOUT: VDD1, VDD2 = 5 V
0.89
1.01
1.13
V
Pedestal level
VPD
When the sync level is 0.8 V, CVOUT: VDD1, VDD2 = 5 V
1.28
1.40
1.52
V
When the sync level is 1.0 V, CVOUT: VDD1, VDD2 = 5 V
1.47
1.59
1.71
V
Color burst low level
VCBL
When the sync level is 0.8 V, CVOUT: VDD1, VDD2 = 5 V
0.97
1.09
1.21
V
When the sync level is 1.0 V, CVOUT: VDD1, VDD2 = 5 V
1.16
1.28
1.40
V
Color burst high level
VCBH
When the sync level is 0.8 V, CVOUT: VDD1, VDD2 = 5 V
1.60
1.72
1.84
V
When the sync level is 1.0 V, CVOUT: VDD1, VDD2 = 5 V
1.79
1.91
2.03
V
Background color low level
VRSL
When the sync level is 0.8 V, CVOUT: VDD1, VDD2 = 5 V
1.44
1.56
1.68
V
When the sync level is 1.0 V, CVOUT: VDD1, VDD2 = 5 V
1.63
1.75
1.87
V
Background color high level
VRSH
When the sync level is 0.8 V, CVOUT: VDD1, VDD2 = 5 V
1.96
2.08
2.20
V
When the sync level is 1.0 V, CVOUT: VDD1, VDD2 = 5 V
2.16
2.28
2.40
V
Trimming level 0
VBK0
When the sync level is 0.8 V, CVOUT: VDD1, VDD2 = 5 V
1.43
1.55
1.67
V
When the sync level is 1.0 V, CVOUT: VDD1, VDD2 = 5 V
1.61
1.73
1.85
V
Trimming level 1
VBK1
When the sync level is 0.8 V, CVOUT: VDD1, VDD2 = 5 V
2.01
2.13
2.25
V
When the sync level is 1.0 V, CVOUT: VDD1, VDD2 = 5 V
2.18
2.30
2.42
V
Character level
VCHA
When the sync level is 0.8 V, CVOUT: VDD1, VDD2 = 5 V
2.57
2.69
2.81
V
When the sync level is 1.0 V, CVOUT: VDD1, VDD2 = 5 V
2.76
2.88
3.00
V
Parameter
Symbol
Conditions
min
typ
max
Unit
Minimum input pulse width
tW (SCLK)
SCLK
200
ns
tW (CS)
CS (the period while CS is high)
1
s
Data setup time
tSU (CS)
CS
200
ns
tSU (SIN)
SIN
200
ns
Data hold time
th (CS)
CS
2
s
th (SIN)
SIN
200
ns
One word write time
tword
The time to write 8 bits of data
4.2
s
twt
The RAM data write time
1
s
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