mt8889csr1 Zarlink Semiconductor, mt8889csr1 Datasheet - Page 22

• Manufacturer Part Number: mt8889csr1
• Description: Integrated Dtmf Transceiver With Adaptive Micro Interface
• Manufacturer: Zarlink Semiconductor

Note:
DS
Q clk*
A0-A15
(RS0)
R/W(read)
Read Data
(D3-D0)
R/W (write)
Write data
(D3-D0)
CS = (E + Q).Addr [MC6809]
CS = VMA.Addr [MC6800, MC6802]
*microprocessor pin
t
DSW
DS/RD/WR
is from data to DS falling edge; t
Figure 19 - MC6800/MC6802/MC6809 Timing Diagram
CSH
Figure 18 - DS/RD/WR Clock Pulse
is from DS rising edge to CS rising edge
t
AS
Zarlink Semiconductor Inc.
t
t
R
AS
MT8889C
t
t
RWS
CSS
22
t
t
CH
CSS
t
CYC
t
16 bytes of Addr
F
t
AH
t
AH
t
CSH
t
t
CL
DDR
t
DSW
t
CSH
t
t
DHW
DHR
Data Sheet
t
RWH