ml7020mb Oki Semiconductor, ml7020mb Datasheet - Page 13

• Manufacturer Part Number: ml7020mb
• Description: 1200 Bps Modem For Remote Control Systems
• Manufacturer: Oki Semiconductor

AC Characteristics (Processor Interface)
1 Semiconductor
Write signal period
Write signal width
Read signal width
Address data setup time
Address data hold time
Chip select setup time
Chip select hold time
Data setup time
Data hold time
Data output delay time
Data output hold time
A1, A0
D0 to D3
Parameter
WRB
RDB
CSB
T
T
AW1
CW1
Symbol
Figure 5 Processor interface timing
T
T
T
T
T
T
T
T
T
T
P
t
t
T
T
CW1
CW2
DW1
DW2
AW1
AW2
CR1
CR2
pd1
pd2
AR1
AR2
W
W
R
T
Address
W
T
Write data
DW1
See Figure 5.
T
T
T
Condition
DW2
CW2
AW2
T
T
CR1
AR1
(V
DD
2000
Min.
100
200
110
10
80
50
10
10
80
50
10
20
20
20
= 4.5 to 5.5 V, Ta = –40 to +85°C)
t
pd1
Address
T
Typ.
R
—
—
—
—
—
—
—
—
—
—
—
—
—
60
40
Read data
Max.
150
100
T
—
—
—
—
—
—
—
—
—
—
—
—
—
T
t
pd2
AR2
CR2
FEDL7020-02
ML7020
Unit
13/19
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns