參數(shù)資料
型號(hào): LH1554M
英文描述: LCD Display Driver
中文描述: 液晶顯示驅(qū)動(dòng)程序
文件頁數(shù): 43/51頁
文件大?。?/td> 288K
代理商: LH1554M
LH155BA
43
(80-family MPU Timing Characteristics)
PARAMETER
Address hold time
Address setup time
System cycle time
Read pulse width (READ)
Write pulse width (WRITE)
Data setup time
Data hold time
Read data output delay time
Read data hold time
Input signal rise and fall time
(V
DD
= 2.7 to 5.5 V, T
OPR
= –30 to +85 C)
APPLICABLE PINS
CSB
RS
SYMBOL
t
AH8
t
AS8
t
CYC8
t
RDW8
t
WRW8
t
DS8
t
DH8
t
RDD8
t
RDH8
t
R
, t
F
CONDITIONS
MIN.
60
40
450
270
100
100
40
MAX.
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
RDB
WRB
D
7
-D
0
C
L
= 15 pF
D
7
-D
0
220
10
All of above pins
15
(V
DD
= 2.4 to 2.7 V, T
OPR
= –30 to +85 C)
APPLICABLE PINS
CSB
RS
PARAMETER
SYMBOL
t
AH8
t
AS8
t
CYC8
t
RDW8
t
WRW8
t
DS8
t
DH8
t
RDD8
t
RDH8
t
R
, t
F
CONDITIONS
MIN.
80
80
900
500
200
200
80
MAX.
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Address hold time
Address setup time
System cycle time
Read pulse width (READ)
Write pulse width (WRITE)
Data setup time
Data hold time
Read data output delay time
Read data hold time
Input signal rise and fall time
RDB
WRB
D
7
-D
0
C
L
= 15 pF
D
7
-D
0
320
10
All of above pins
30
(V
DD
= 1.8 to 2.4 V, T
OPR
= –30 to +85 C)
APPLICABLE PINS
CSB
RS
PARAMETER
SYMBOL
t
AH8
t
AS8
t
CYC8
t
RDW8
t
WRW8
t
DS8
t
DH8
t
RDD8
t
RDH8
t
R
, t
F
CONDITIONS
MIN.
160
160
1 800
1 000
400
400
160
MAX.
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Address hold time
Address setup time
System cycle time
Read pulse width (READ)
Write pulse width (WRITE)
Data setup time
Data hold time
Read data output delay time
Read data hold time
Input signal rise and fall time
NOTE :
All the timings must be specified relative to 20% and 80% of V
DD
voltage.
RDB
WRB
D
7
-D
0
C
L
= 15 pF
D
7
-D
0
640
10
All of above pins
30
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