IDT71321SA55J IDT, Integrated Device Technology Inc, IDT71321SA55J Datasheet - Page 4

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IDT71321SA55J

Manufacturer Part Number
IDT71321SA55J
Description
IC SRAM 16KBIT 55NS 52PLCC
Manufacturer
IDT, Integrated Device Technology Inc
Datasheet

Specifications of IDT71321SA55J

Format - Memory
RAM
Memory Type
SRAM - Dual Port, Asynchronous
Memory Size
16K (2K x 8)
Speed
55ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Package / Case
52-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
71321SA55J

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NOTES:
1. 'X' in part numbers indicates power rating (SA or LA).
2. At f = f
3. f = 0 means no address or control lines change. Applies only to inputs at CMOS level standby.
4. Vcc = 5V, T
5. Port "A" may be either left or right port. Port "B" is opposite from port "A".
DC Electrical Characteristics Over the Operating
Temperature and Supply Voltage Range
Symbol
Symbol
IDT71321SA/LA and IDT71421SA/LA
High Speed 2K x 8 Dual-Port Static RAM with Interrupts
levels of GND to 3V.
I
I
I
I
I
I
I
I
I
SB2
SB3
SB4
I
SB2
SB3
SB4
SB1
SB1
CC
CC
MAX
Dynamic Operating
Current
(Both Ports Active)
Standby Current
(Both Ports - TTL
Level Inputs)
Standby Current
(One Port - TTL
Level Inputs)
Full Standby Current
(Both Ports -
CMOS Level Inputs)
Full Standby Current
(One Port -
CMOS Level Inputs)
Dynamic Operating
Current
(Both Ports Active)
Standby Current
(Both Ports - TTL
Level Inputs)
Standby Current
(One Port - TTL
Level Inputs)
Full Standby Current
(Both Ports -
CMOS Level Inputs)
Full Standby Current
(One Port -
CMOS Level Inputs)
, address and control lines (except Output Enable) are cycling at the maximum frequency read cycle of 1/t
A
=+25°C for Typ and is not production tested. Vcc
Parameter
Parameter
Outputs Disabled
Outputs Disabled
CE
f = f
CE
f = f
CE
Active Port Outputs Disabled,
f=f
CE
CE
V
V
CE
CE
V
Active Port Outputs Disabled,
f = f
CE
f = f
CE
f = f
CE
Active Port Outputs Disabled,
f=f
CE
CE
V
V
CE
CE
V
Active Port Outputs Disabled,
f = f
IN
IN
IN
IN
IN
IN
MAX
MAX
L
L
"A"
L
R
"A"
"B"
L
L
"A"
L
R
"A"
"B"
> V
< 0.2V, f = 0
> V
> V
< 0.2V, f = 0
> V
MAX
MAX
MAX
MAX
MAX
MAX
and CE
and CE
and
and CE
and CE
and
> V
> V
(2)
(2)
< 0.2V and
> V
= V
< 0.2V and
> V
= V
(2)
(2)
CC
CC
(2)
(2)
(2)
CC
CC
(2)
CC
CC
IL
CC
IL
CC
- 0.2V or V
- 0.2V or V
- 0.2V or
- 0.2V or
- 0.2V,
- 0.2V,
and CE
and CE
R
R
R
R
- 0.2V
- 0.2V
= V
= V
= V
= V
(3)
(3)
IL
IH
IL
IH
,
(5)
,
(5)
"B"
"B"
IN
IN
= V
= V
< 0.2V
< 0.2V
IH
IH
(5)
Test Condition
(5)
Test Condition
DC
= 100mA (Typ)
6.42
4
(1,4)
(V
CC
Industrial and Commercial Temperature Ranges
COM'L
IND
COM'L
IND
COM'L
IND
COM'L
IND
COM'L
IND
COM'L
IND
COM'L
IND
COM'L
IND
COM'L
IND
COM'L
IND
= 5.0V ± 10%)
Version
Version
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
SA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
LA
RC
, and using “AC TEST CONDITIONS” of input
Typ.
Typ.
____
____
____
____
____
____
0.2
____
____
____
____
110
110
____
____
____
____
____
____
0.2
____
____
____
____
1.0
1.0
Com'l Only
80
80
25
25
50
50
45
45
30
30
65
65
60
60
Com'l Only
71321X35
71421X35
71321X20
71421X20
Max.
Max.
165
120
125
110
250
200
165
125
155
115
____
____
____
____
____
____
____
____
____
____
____
____
____
____
____
____
____
____
____
____
65
45
90
15
85
65
45
15
4
5
Typ.
Typ.
1.0
0.2
1.0
0.2
110
110
110
110
0.2
0.2
65
65
65
65
20
20
20
20
40
40
40
40
40
40
40
40
1.0
1.0
30
30
30
30
65
65
65
65
60
60
60
60
71321X55
71421X55
71321X25
71421X25
Com'l
& Ind
Com'l
& Ind
Max.
Max.
155
190
140
125
100
220
270
220
110
110
110
170
150
115
170
140
145
105
165
130
65
35
70
50
75
90
15
30
10
70
85
65
45
75
55
30
15
10
4
5
2691 tbl 04b
2691 tbl 04a
Unit
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA

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