ml7005mb Oki Semiconductor, ml7005mb Datasheet - Page 14

• Manufacturer Part Number: ml7005mb
• Description: Dtmf Transceiver Ml7005dtmf Transceiver
• Manufacturer: Oki Semiconductor

(Address)
¡ Semiconductor
Processor Interface Characteristics (Motorola Processor Mode)
READ Signal Period
READ Signal Pulse Width
ALE
CS
WR
D3 to D0
(Write)
D3 to D0
(Read)
(Clock)
(Read /
Write)
READ
D3 to D0
ALE
WR
CS
Parameter
t
WRS
t
t
AS
CS
Figure 5 Processor Interface Timing (Motorola Processor Mode)
SETUP Time
SETUP Time
SETUP Time
SETUP Time
Delay Time
HOLD Time
HOLD Time
HOLD Time
HOLD Time
Hold Time
t
DWS
t
HI
"Write"
DATA
Symbol
t
t
t
t
t
CYC
t
t
t
WRH
DWH
t
t
WRS
DWS
t
t
t
DRD
DRH
CYC
t
AH
CH
LO
AS
CS
HI
t
t
DWH
LO
Figure 5
t
t
t
AH
CH
WRH
See
"H" period
"L" period
ALE Æ READ
READ Æ ALE
CS Æ READ
READ Æ CS
WR Æ READ
READ Æ WR
D3 to D0 Æ READ
READ Æ D3 to D0
READ Æ D3 to D0
V
V
D3 to D0 Æ READ
OL
OH
Condition
£ 0.4 V,
≥ V
DD
– 0.4 V
—
t
WRS
t
t
AS
CS
t
DRD
(V
DD
Min.
200
200
80
20
80
20
80
20
80
30
1
0
5
= 2.7 to 5.5 V, Ta = –30 to +85°C)
t
HI
Typ.
"Read"
DATA
—
—
—
—
—
—
—
—
—
—
—
90
37
t
CYC
Max.
180
t
—
—
—
—
—
—
—
—
—
—
—
60
t
DRH
LO
t
t
t
AH
CH
WRH
ML7005
14/24
Unit
ms
ns