5962-8855201XA IDT, 5962-8855201XA Datasheet - Page 6

• Manufacturer Part Number: 5962-8855201XA
• Description: SRAM
• Manufacturer: IDT

Specifications of 5962-8855201XA

• Memory Size: 256 KB
• Organization: 32 K x 8
• Access Time: 20 ns
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V
• Maximum Operating Current: 150 mA
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Mounting Style: Through Hole
• Package / Case: CDIP-28
• Memory Type: CMOS

NOTES:
1. -55° to +125°C temperature range only.
2. This parameter is guaranteed by device characterization, but is not production tested.
AC Electrical Characteristics
Symbol
Read Cycle
t
t
t
t
t
t
t
t
t
Write Cycle
t
t
t
t
t
t
t
t
t
t
RC
AA
ACS
CLZ
CHZ
OE
OLZ
OHZ
OH
WC
CW
AW
AS
WP
WR
DW
WHZ
DH
OW
IDT71256S/L
CMOS Static RAM 256K (32K x 8-Bit)
(2)
(2)
(2)
(2)
(2)
(2)
Read Cycle Time
Chip Select Access Time
Chip Select to Output in Low-Z
Chip Desele ct to Output in High-Z
Output Enable to Output Valid
Output Enab le to Output in Low-Z
Output Disab le to Output in High-Z
Output Hold from Address Change
Chip Select to End-of-Write
Data to Write Time Overlap
Data Hold from Write Time (WE)
Output Active from End-of-Write
Address Access Time
Write Cycle Time
Address Valid to End-of-Write
Address Set-up Time
Write Pulse Width
Write Recovery Time
Write Enab le to Output in High-Z
Parameter
(V
CC
= 5.0V ± 10%, Military Temperature Ranges)
Min.
____
____
____
____
____
55
55
50
50
40
25
71256S55
71256L55
5
0
0
5
0
0
0
5
6
Max.
____
____
____
____
____
____
____
____
____
____
____
____
____
55
55
25
25
25
25
(1)
(1)
Military, Commercial, and Industrial Temperature Ranges
Min.
____
____
____
____
____
70
70
60
60
45
30
71256S70
71256L70
5
0
0
5
0
0
0
5
Max.
____
____
____
____
____
____
____
____
____
____
____
____
____
70
70
30
30
30
30
(1)
(1)
Min.
____
____
____
____
____
____
85
85
70
70
50
35
71256S85
71256L85
5
0
5
0
0
0
5
Max.
____
____
____
____
____
____
____
____
____
____
____
____
____
85
85
35
35
35
35
(1)
(1)
Min.
100
100
71256S100
71256L100
____
____
____
____
____
____
80
80
55
40
5
0
5
0
0
0
5
Max.
100
100
____
____
____
____
____
____
____
____
____
____
____
____
____
40
40
40
40
(1)
(1)
2946 tbl 13
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns