5 / 15 page
SC802B
VER2.1
AKIHABARA INC.
Page 5 of 5
Read Mode (Reading data from LCD module to MPU)
Limit
Characteristics
Symbol
Min.
Typ.Max.
Unit
Test Condition
E Cycle Time
tc
1000
ns
PinE
E Pulse Width
tw
450
ns
PinE
E Rise/Fall Time
tR,tF
25
ns
PinE
Address Setup Time
tsp-i
60
ns
Pins: RS, R/W,E
Address Hold Time
tHD1
20
ns
Pins: RS, R/W,E
Data Output Delay Time
tD
360
ns
Pins: DB7-0
Data hold time
tHD2
5.0
-
-
ns
Pin DB7- 0
b.2) AC CHARACTERISTICS (ta = 25°C, VDD = 4.5 to 5.5V)
Write Mode (Writing Data from MPU to LCD module)
Limit
Characteristics
Symbol
Min.
Typ.
Max.
Unit
Test Condition
E Cycle Time
tc
400
ns
PinE
E Pulse Width
tpw
150
-
-
ns
PinE
E Rise/Fall Time
tR,tF
-
-
25
ns
PinE
Address Setup Time
tsp-i
30
ns
Pins: RS, R/W, E
Address Hold Time
tHD1
10
ns
Pins: RS, R/W, E
Data Setup Time
tsP2
40
ns
Pins: DB7-0
Data Hold Time
tHD2
10
-
-
ns
Pins: DB7-0
Read Mode (Reading Data from LCD module to MPU)
Limit
Characteristics
Symbol
Min.
Typ.
Max.
Unit
Test Condition
E Cycle Time
tc
400
ns
Pin E
E Pulse Width
tw
150
ns
Pin E
E Rise/Fall Time
tR,tF
25
ns
Pin E
Address Setup Time
tsp-i
30
ns
Pins: RS, R/W,E
Address Hold Time
tHD1
10
ns
Pins: RS, R/W,E
Data Output Delay Time
tD
100
ns
Pins: DB7-0
Data hold time
tHD2
20
-
-
ns
Pin DB7-0
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