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Número de pieza
componentes Descripción
LC75857E Ver la hoja de datos (PDF) - ON Semiconductor
Número de pieza
componentes Descripción
Fabricante
LC75857E
1/3, 1/4 Duty LCD Driver with Key Input Function
ON Semiconductor
LC75857E Datasheet PDF : 39 Pages
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LC75857E, LC75857W
V
LCD
V
LCD
1
V
LCD
2
To the common segment driver
Excluding these registors.
Figure 1
1. Serial data I/O timing when CL is stopped at the low level
CE
VIH1
CL
50%
VIL1
tr
VIH1
DI
VIL1
tds
DO
tø H
tdh
tø L
tf
VIH1
tcp tcs
tdc
D0
Figure 2
2. Serial data I/O timing when CL is stopped at the high level
VIH1
CE
tø L tø H
VIH1
CL
50%
VIL1
tf
DI
tr
tcp tcs
VIH1
VIL1
tds
tdh
DO
D0
D1
tdc
3. OSC pin clock timing in external clock mode
Figure 3
VIL1
tch
tdr
D1
VIL1
tch
tdr
t
CK
H
t
CK
L
OSC
VIH3
50%
VIL3
f
CK
=
1
t
CK
H +
t
CK
L
[kHz]
D
CK
=
t
CK
H
t
CK
H + t
CK
L
×
100[%]
Figure 4
No. 7980-4/39
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