參數(shù)資料
型號(hào): ST7066
廠商: Electronic Theatre Controls, Inc.
英文描述: Dot Matrix LCD Controller/Driver
中文描述: 點(diǎn)陣LCD控制器/驅(qū)動(dòng)器
文件頁數(shù): 24/29頁
文件大?。?/td> 318K
代理商: ST7066
ST7066
AC Characteristics (T
A
= 25
o
C, V
CC
= 5V)
V1.2
2000/6/13
24
Symbol
Characteristics
Test Condition
Min.
Typ.
Max.
Unit
Internal Clock Operation
f
OSC
OSC Frequency
R = 91K
190
270
350
KHz
External Clock Operation
f
EX
External Frequency -
125
250
350
KHz
Duty Cycle
-
45
50
55
%
T
R
,T
F
Rise/Fall Time
-
-
-
0.2
μ
s
Write Mode (Writing data from MPU to ST7066)
T
C
Enable Cycle Time Pin E
400
-
-
ns
T
PW
Enable Pulse Width Pin E
150
-
-
ns
T
R
,T
F
Enable Rise/Fall Time Pin E
-
-
25
ns
T
AS
Address Setup Time Pins: RS,RW,E
30
-
-
ns
T
AH
Address Hold Time Pins: RS,RW,E
10
-
-
ns
T
DSW
Data Setup Time
Pins: DB0 - DB7
40
-
-
ns
T
H
Data Hold Time
Pins: DB0 - DB7
10
-
-
ns
Read Mode (Reading Data from ST7066 to MPU)
T
C
Enable Cycle Time Pin E
400
-
-
ns
T
PW
Enable Pulse Width Pin E
150
-
-
ns
T
R
,T
F
Enable Rise/Fall Time Pin E
-
-
25
ns
T
AS
Address Setup Time Pins: RS,RW,E
30
-
-
ns
T
AH
Address Hold Time Pins: RS,RW,E
10
-
-
ns
T
DDR
Data Setup Time
Pins: DB0 - DB7
-
-
100
ns
T
H
Data Hold Time
Pins: DB0 - DB7
10
-
-
ns
Interface Mode with LCD Driver(ST7065)
T
CWH
Clock Pulse with High Pins: CL1, CL2
800
-
-
ns
T
CWL
Clock Pulse with Low Pins: CL1, CL2
800
-
-
ns
T
CST
Clock Setup Time Pins: CL1, CL2
500
-
-
ns
T
SU
Data Setup Time
Pin: D
300
-
-
ns
T
DH
Data Hold Time
Pin: D
300
-
-
ns
T
DM
M Delay Time
Pin: M
-1000
-
1000
ns
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