ST7565 Sitronix Technology, ST7565 Datasheet - Page 51

• Manufacturer Part Number: ST7565
• Description: 65 x 132 Dot Matrix LCD Controller/Driver
• Manufacturer: Sitronix Technology

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ST7565
T
System Bus Read/Write Characteristics 1 (For the 8080 Series MPU)
*1 The input signal rise time and fall time (
*2 All timing is specified using 20% and 80% of V
*3
Ver 1.0a
T
(CS2="1")
D0 to D7
D0 to D7
(
(Write)
I
(Read)
I
WR,RD
t
t
M
CS1
CCLW
r
M
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
+
A0
t
I
f
I
) ≦ (
N
N
and
G
G
t
CYC8
t
CCLR
C
C
H
H
–
Item
are specified as the overlap between /CS1 being “L” (CS2 = “H”) and/WR and /RD being at the “L” level.
t
A
CCLW
A
R
R
A
–
A
t
CCHW
C
C
t
AW8
T
T
) for (
E
E
R
R
t
I
I
D0 to D7
r
S
S
Signal
t
+
r
/WR
/RD
,
A0
t
T
T
t
f
f
) ≦ (
) is specified at 15 ns or less. When the system cycle time is extremely fast,
I
I
C
C
DD
t
S
S
CYC8
t
t
t
t
t
t
t
t
t
t
t
as the reference.
t
AH8
AW8
CYC8
CCLW
CCHW
CCLR
CCHR
DS8
DH8
ACC8
OH8
ACC8
Symbol
t
–
Figure 37
CCLR
Table 24
t
CCLR
51/56
,t
CCLW
t
DS8
–
t
CCHR
t
CYC8
C
C
) are specified.
Condition
L
L
= 100 pF
= 100 pF
(V
t
DH8
DD
t
t
AH8
OH8
= 4.5 V to 5.5 V, Ta =25°C)
t
CCHR
Min.
240
140
80
80
80
40
—
0
0
0
5
,t
Rating
CCHW
Max.
70
50
—
—
—
—
—
—
—
—
2002/06/24
Units
ns