mm74c89 Fairchild Semiconductor, mm74c89 Datasheet - Page 4

• Manufacturer Part Number: mm74c89
• Description: 64-bit 3-state Random Access Read/write Memory
• Manufacturer: Fairchild Semiconductor

www.fairchildsemi.com
t
t
t
t
t
t
t
t
t
t
t
t
C
C
C
pd
ACC
SA
HA
ME
SR
WS
WE
HD
SD
1H
1H
AC Electrical Characteristics
Note 2: AC Parameters are guaranteed by DC correlated testing.
Note 3: Capacitance is guaranteed by periodic testing.
Note 4: C
AN-90.
IN
OUT
PD
Symbol
T
, t
, t
A
0H
0H
25 C, C
PD
Propagation Delay from
Memory Enable
Access Time from
Address Input
Address Setup Time
Address Hold Time
Memory Enable Pulse Width
Write Enable Setup
Time for a Read
Write Enable Setup
Time for a Write
Write Enable Pulse Width
Data Input Hold Time
Data Input Setup
Propagation Delay from a Logical
“1” or Logical “0” to the High
Impedance State from
Memory Enable
Propagation Delay from a Logical
“1” or Logical “0” to the High
Impedance State from
Write Enable
Input Capacity
Output Capacity
Power Dissipation Capacity
determines the no load AC power consumption of any CMOS device. For complete explanation see Family Characteristics application note,
L
50 pF, unless otherwise noted
Parameter
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Any Input (Note 3)
Any Output (Note 3)
(Note 4)
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
(Note 2)
5V
10V
5V
10V
5V
10V
5V
10V
5V
10V
5V
10V
5V
10V
5V, t
10V, t
5V
10V
5V
10V
5V, C
10V, C
50V, C
10V, C
WS
L
WS
L
L
L
Conditions
5 pF, R
0
5 pF, R
5 pF, R
5 pF, R
0
4
L
L
L
L
10k
10k
10k
10k
Min
150
400
150
300
100
60
60
40
50
25
50
25
0
0
Typ
270
100
350
130
250
160
180
180
230
6.5
90
60
85
85
5
Max
500
220
650
280
300
120
300
120
t
t
ME
ME
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
pF
pF
pF