參數(shù)資料
型號: HCD66712UA03
廠商: Hitachi,Ltd.
英文描述: Dot-Matrix Liquid Crystal Display Controller/Driver
中文描述: 點陣液晶顯示控制器/驅(qū)動器
文件頁數(shù): 79/88頁
文件大?。?/td> 662K
代理商: HCD66712UA03
HD66712U
442
Serial Interface Sequence
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Serial clock cycle time
t
SCYC
t
SCH
t
SCL
t
SCr
, t
SCf
t
CSU
t
CH
t
SISU
t
SIH
t
SOD
t
SOH
0.5
20
μs
Figure 36
Serial clock (high level width)
200
ns
Serial clock (low level width)
200
Serial clock rise/fall time
50
Chip select set-up time
60
Chip select hold time
100
Serial input data set-up time
100
Serial input data hold time
100
Serial output data delay time
160
Serial output data hold time
0
Segment Extension Signal Timing (V
CC
= 2.7V to 5.5V, T
a
= –20 to +75°C*
3
)
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Clock pulse width
High level
t
CWH
t
CWL
t
CSU
t
SU
t
DH
t
DM
t
ct
800
ns
Figure 37
Low level
800
Clock set-up time
500
Data set-up time
300
Data hold time
300
M delay time
–1000
1000
Clock rise/fall time
100
Reset Timing (V
CC
= 2.7V to 5.5V, T
a
= –20 to +75°C*
3
)
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Reset low-level width
t
RES
10
ms
Figure 38
Power Supply Conditions Using Internal Reset Circuit
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Power supply rise time
t
rCC
t
OFF
0.1
10
ms
Figure 39
Power supply off time
1
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