MT8880CN Zarlink Semiconductor, Inc., MT8880CN Datasheet - Page 17

• Manufacturer Part Number: MT8880CN
• Description: DTMF Transceiver, 3.58MHz, 5V, CMOS, 24-SSOP
• Manufacturer: Zarlink Semiconductor, Inc.

Φ2
CS
RS0
R/W
DATA BUS
Φ2
CS
RS0
R/W
DATA BUS
Φ2
t
R
t
t
RWS
t
AS
RWS
t
AS
t
CH
Figure 18 - MPU Read Cycle
Figure 19 - MPU Write Cycle
t
CYC
Figure 17 - Φ2 Pulse
t
DDR
t
F
t
DSW
t
CL
Valid
Data
Valid
Data
t
DHR
t
t
RWH
RWH
ISO
t
AH
t
t
DHW
AH
2
-CMOS
MT8880C
17