ST7556 Sitronix Technology, ST7556 Datasheet - Page 33

• Manufacturer Part Number: ST7556
• Description: 65 x 102 Dot Matrix LCD Controller/Driver
• Manufacturer: Sitronix Technology

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ST7556
13. TIMING CHARACTERISTICS
System Bus Read/Write Characteristics 1 (For the 8080 Series MPU)
Ver 2.2
Address hold time
Address setup time
System cycle time
Enable L pulse width (WRITE)
Enable H pulse width (WRITE)
Enable L pulse width (READ)
Enable H pulse width (READ)
WRITE Data setup time
WRITE Address hold time
READ access time
READ Output disable time
D0 to D7
D0 to D7
(Write)
WR,RD
(Read)
/CS
A0
Item
t
AW8
D0 to D7
Signal
WR
RD
A0
tAH8
tAW8
tCYC8
tCCLW
tCCHW
tCCLR
tCCHR
tDS8
tDH8
tACC8
tOH8
t
Symbol
ACC8
t
CCLR
Figure 18.
,t
33/43
CCLW
t
DS8
CL = 100 pF
CL = 100 pF
Condition
t
CYC8
t
DH8
t
t
AH8
OH8
t
CCHR
(VDD = 3.3V , Ta =-30~85°C)
,t
Min.
240
140
CCHW
10
80
80
80
40
—
0
0
5
Rating
Max.
70
50
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2005/10/05
Units
ns