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ST7066U View Datasheet(PDF) - Unspecified

Part NameST7066U Unspecified1
Unspecified 
DescriptionDot Matrix LCD Controller/Driver
ST7066U Datasheet PDF : 42 Pages
First Prev 31 32 33 34 35 36 37 38 39 40 Next Last
ST7066U
n AC Characteristics
(TA = 25, VCC = 5V)
Symbol Characteristics Test Condition Min. Typ. Max.
Internal Clock Operation
fOSC
OSC Frequency R = 91KW
190 270 350
External Clock Operation
fEX
External Frequency
-
125 270 410
Duty Cycle
-
45 50 55
TR,TF
Rise/Fall Time
-
-
-
0.2
Write Mode (Writing data from MPU to ST7066U)
TC
TPW
TR,TF
Enable Cycle Time Pin E
Enable Pulse Width Pin E
Enable Rise/Fall Time Pin E
1200 -
-
140
-
-
-
-
25
TAS
TAH
TDSW
Address Setup Time Pins: RS,RW,E
Address Hold Time Pins: RS,RW,E
Data Setup Time Pins: DB0 - DB7
0
-
-
10
-
-
40
-
-
TH
Data Hold Time Pins: DB0 - DB7
10
-
-
Read Mode (Reading Data from ST7066U to MPU)
TC
Enable Cycle Time Pin E
1200 -
-
TPW Enable Pulse Width Pin E
140
-
-
TR,TF Enable Rise/Fall Time Pin E
-
-
25
TAS Address Setup Time Pins: RS,RW,E
TAH
Address Hold Time Pins: RS,RW,E
0
-
-
10
-
-
TDDR
Data Setup Time Pins: DB0 - DB7
-
-
100
TH
Data Hold Time Pins: DB0 - DB7
10
-
-
Interface Mode with LCD Driver(ST7065)
TCWH Clock Pulse with High Pins: CL1, CL2
800
-
-
TCWL
TCST
TSU
Clock Pulse with Low Pins: CL1, CL2
Clock Setup Time Pins: CL1, CL2
Data Setup Time Pin: D
800
-
-
500
-
-
300
-
-
TDH
Data Hold Time Pin: D
300
-
-
TDM
M Delay Time Pin: M
0
- 2000
Unit
KHz
KHz
%
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V2.2
33/42
2006/05/11
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