MT9072 Zarlink Semiconductor, Inc., MT9072 Datasheet - Page 258

• Manufacturer Part Number: MT9072
• Description: Octal T1-E1-J1 Framer
• Manufacturer: Zarlink Semiconductor, Inc.

MT9072
AC Electrical Characteristics - Intel Microprocessor Timing*
‡Typical figures are at 25°C and are for design aid only: not guaranteed and not subject to production testing.
Note 1. High impedance is measured by pulling to the appropriate rail with R
C
AC Electrical Characteristics - ST-BUS 2.048Mb/s Timing
258
L
10
11
12
13
14
1
2
3
4
2
3
4
5
6
7
8
9
.
RD (DS)
CS
WR (R/W)
A0-10
D0-15
READ
D0-D15
WRITE
C4i Clock Width High or Low
Frame Pulse Setup
Frame Pulse Hold
Serial Input Setup
RD High
CS Setup
CS Hold
WR low
WR High
Address Setup
Address Hold
Data Delay Read
Data Hold Read
Data Active to High Z Delay
Data Setup Write
Data Hold Write
Cycle Time
Characteristics
Characteristics
t
CYC
t
WRH
t
RDH
t
CSS
Figure 53 - Intel Microprocessor Timing
t
ADS
t
ADS
t
Sym
t
DSW
t
t
t
C4W
t
Inputs Address
F0H
F0S
SIS
CSS
Inputs Data
MT9072
MT9072
Sym
t
t
t
t
t
t
t
t
t
t
t
t
t
WRH
DSW
DHW
RDH
CSS
CSH
WRL
ADS
ADH
DDR
DHR
CYC
DAZ
t
Min
t
ADH
100
CYC
50
50
30
t
t
DSH
DDR
Min
t
ADH
0
0
Typ
122
Typ
100
165
50
70
50
15
50
15
25
40
5
t
RDL
‡
Outputs Data
Max
144
L
t
, with timing corrected to cancel time taken to discharge
WRH
MT9072
Max
t
DSW
Units
ns
ns
ns
ns
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
t
t
DHR
DAZ
t
DHW
Preliminary Information
t
C
C
C
CSH
L
L
L
=150pF, R
=150pF, R
=150pF, R
Test Conditions
Test Conditions
L
L
L
=1k .
=1k
=1k
Note 1
V
V
V
V
V
V
T
T
T
T
T
T