zl50012 Zarlink Semiconductor, zl50012 Datasheet - Page 62

• Manufacturer Part Number: zl50012
• Description: Flexible 512 Channel Tdm Digital Switch
• Manufacturer: Zarlink Semiconductor

AC Electrical Characteristics - Motorola Non-Multiplexed Bus Mode
Note 1: High Impedance is measured by pulling to the appropriate rail with R
Note 2: A delay of 600 microseconds must be applied before the first microprocessor access is performed after the RESET pin is set high.
10
11
12
13
14
1
2
3
4
5
6
7
8
9
CS setup from DS falling
R/W setup from DS falling
Address setup from DS falling
DS delay from the rising edge of DTA to
the falling edge of the DS
CS delay from the rising edge of DTA to
the falling edge of the CS
CS hold after DS rising
R/W hold after DS rising
Address hold after DS rising
Data setup from DTA Low on Read
Data hold on read
Data setup from DS falling on write
Data hold on write
Acknowledgment Delay:
Acknowledgment Hold Time
R/W
A0-A11
D0-D15
READ
D0-D15
WRITE
DTA
DS
CS
Reading/Writing Registers
Reading/Writing Memory
Characteristics
Figure 36 - Motorola Non-Multiplexed Bus Timing
t
CSD
t
DSD
Sym.
Zarlink Semiconductor Inc.
t
t
t
t
t
t
t
t
t
t
t
t
t
t
DHW
t
RWS
RWH
WDS
t
CSS
ADS
DSD
CSD
CSH
ADH
DDR
DHR
AKD
AKH
ADS
CSS
t
RWS
t
WDS
ZL50012
65
Min.
10
50
50
20
10
0
5
0
0
0
3
0
L
, with timing corrected to cancel time taken to discharge C
VALID ADDRESS
Typ.
t
AKD
120/105
200/150
VALID WRITE DATA
VALID READ DATA
Max.
t
DDR
20
9
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
t
DHR
t
t
RWH
ADH
t
CSH
t
C
C
1)
C
C
C
1)
AKH
t
DHW
L
L
L
L
L
Test Conditions
=30pF
=30pF, R
=30pF
=30pF
=30pF, R
Data Sheet
L
V
V
.
V
V
V
V
V
L
L
TT
TT
TT
TT
TT
TT
=1K (Note
=1K (Note
TT
2