SED1565 EPSON [Epson Company], SED1565 Datasheet - Page 74

• Manufacturer Part Number: SED1565
• Description: Direct display of RAM data through the display data RAM
• Manufacturer: EPSON [Epson Company]

SED1565 Series
TIMING CHARACTERISTICS
System Bus Read/Write Characteristics 1 (For the 8080 Series MPU)
8–72
Address hold time
Address setup time
System cycle time
Control L pulse width (WR)
Control L pulse width (RD)
Control H pulse width (WR)
Control H pulse width (RD)
Data setup time
Address hold time
RD access time
Output disable time
(CS2="1")
D0 to D7
D0 to D7
WR, RD
(Read)
(Write)
CS1
Item
A0
D0 to D7
t
Signal
AW8
WR
WR
RD
RD
A0
A0
Symbol
t
t
t
t
t
t
t
t
t
t
t
AH8
AW8
CYC8
CCLW
CCLR
CCHW
CCHR
DS8
DH8
ACC8
OH8
t
ACC8
t
CCLR
Figure 37
Table 26
EPSON
,
t
CCLW
t
DS8
C
Condition
L
= 100 pF
(V
DD
t
t
CYC8
t
OH8
AH8
= 4.5 V to 5.5 V, Ta = –40 to 85 C )
t
t
CCHR
DS8
,
t
Min
166
CCHW
30
70
30
30
30
10
—
0
0
5
Rating
Max
70
50
—
—
—
—
—
—
—
—
—
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns