參數(shù)資料
型號(hào): HD66712U
廠(chǎng)商: Hitachi,Ltd.
英文描述: Dot-Matrix Liquid Crystal Display Controller/Driver(點(diǎn)陣液晶顯示控制器/驅(qū)動(dòng)器)
中文描述: 點(diǎn)陣液晶顯示控制器/驅(qū)動(dòng)器(點(diǎn)陣液晶顯示控制器/驅(qū)動(dòng)器)
文件頁(yè)數(shù): 76/88頁(yè)
文件大小: 661K
代理商: HD66712U
HD66712U
439
System Interface Timing Characteristics (1) (V
CC
= 2.7V to 4.5V, T
a
= –20 to
+75°C*
3
)
Bus Write Operation
Item
Symbol Min
Typ
Max
Unit
Test Condition
Enable cycle time
t
cycE
PW
EH
t
Er
, t
Ef
t
AS
t
AH
t
DSW
t
H
1000
ns
Figure 34
Enable pulse width (high level)
450
Enable rise/fall time
25
Address set-up time (RS, R/W to E)
60
Address hold time
20
Data set-up time
195
10
Data hold time
Bus Read Operation
Item
Symbol Min
Typ
Max
Unit
Test Condition
Enable cycle time
t
cycE
PW
EH
t
Er
, t
Ef
t
AS
t
AH
t
DDR
t
DHR
1000
ns
Figure 35
Enable pulse width (high level)
450
Enable rise/fall time
25
Address set-up time (RS, R/W to E)
60
Address hold time
20
Data delay time
360
Data hold time
5
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