MT8930C Zarlink Semiconductor, MT8930C Datasheet - Page 35

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MT8930C

Manufacturer Part Number
MT8930C
Description
4 Wire Full-duplex 2B+D (192 Kbps) Data Format Isdn S And T Subscriber Network Interface Circuit With Controllerless Mode
Manufacturer
Zarlink Semiconductor
Datasheet

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Data Sheet
AC Electrical Characteristics
† Timing is over recommended temperature & power supply voltages
‡ Typical figures are at 25
10
11
12
13
1
2
3
4
5
6
7
8
9
CS
ALE
AD0-7
WR
RD
CS
ALE
AD0-7
RD
WR
Chip select setup time
Chip select hold time
Address Latch pulse width
Address setup time
Address hold time
Data setup time - Write
Data hold time - Write
Data output delay - Read
Data hold time - Read
Write pulse width
RD, WR delay
Read pulse width
Read setup time
V
V
V
V
V
V
V
V
V
V
Characteristics
V
V
V
V
V
V
V
V
V
V
IH
IL
IH
IL
I/OH
I/OL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
°
C and are for design aid only: not guaranteed and not subject to production testing.
t
t
RDS
RDS
Figure 24 - Intel Bus Interface Timing (Write Cycle)
Figure 25 - Intel Bus Interface Timing (Read Cycle)
t
t
ALW
t
ALW
t
ADS
ADS
Address
Address
- Intel Bus Interface Timing
t
t
ADH
ADH
t
Sym
t
t
t
t
t
t
t
t
t
t
t
t
CSS
t
t
CSS
WPW
DHW
RWD
DWS
DOD
RPW
CSS
CSH
ALW
ADS
ADH
DHR
RDS
t
RWD
t
RWD
Min
240
10
25
50
20
20
35
20
25
60
60
20
t
DOD
Typ
t
WPW
Max
240
t
90
RPW
Data out
t
Data in
DWS
Units
(Ref. Figure 24 & 25)
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
50 pF load
50 pF load
t
CSH
t
t
CSH
DHW
t
DHR
Test Conditions
MT8930C
35

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