參數(shù)資料
型號(hào): SED1278F0F
廠商: Electronic Theatre Controls, Inc.
英文描述: CMOS DOT MATRIX LCD CONTROLLER DRIVER
中文描述: 的CMOS點(diǎn)陣LCD控制器驅(qū)動(dòng)
文件頁數(shù): 5/16頁
文件大?。?/td> 164K
代理商: SED1278F0F
291
°
Write cycle
Parameter
Symbol
t
cycE
t
WEH
t
rE
, t
fE
t
AS
t
AH
t
DS
t
DH
Conditions
Min
500
220
40
10
60
10
Typ
Max
25
Unit
ns
ns
ns
ns
ns
ns
ns
Enable cycle time
Enable “H” level pulse width
Enable rise/fall time
RS, R/W setup time
RS, R/W address hold time
Data setup time
Write data hold time
(V
DD
= 5.0V
±
10%, V
SS
= 0V, T
a
= –20 to 75
°
C)
Timing Chart
°
Read cycle
RS
R/W
E
DB0 to DB7
t
AS
t
AH
t
AH
t
WEH
t
fE
t
RD
t
DHR
V
IH1
V
IL1
V
IH1
V
IL1
V
IH1
V
IH1
V
IH1
V
IL1
t
rE
V
IL1
V
OH1
V
OL1
V
OH1
V
OL1
Significant
Data
t
cycE
V
IL1
V
IH1
°
Write cycle
RS
R/W
E
DB0 to DB7
t
AS
t
AH
t
AH
t
WEH
t
fE
t
DS
t
DH
V
IH1
V
IL1
V
IH1
V
IL1
V
IH1
V
IH1
V
IL1
t
rE
V
IL1
V
IH1
V
IL1
Significant
Data
t
cycE
V
IL1
V
IL1
V
IL1
V
IH1
V
IL1
SED1278
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