參數(shù)資料
型號: IDT71256S120YB
廠商: Integrated Device Technology, Inc.
英文描述: CMOS STATIC RAM 256K (32K x 8-BIT)
中文描述: 的CMOS靜態(tài)RAM 256K(32K的× 8位)
文件頁數(shù): 5/9頁
文件大?。?/td> 78K
代理商: IDT71256S120YB
7.2
5
IDT71256S/L
CMOS STATIC RAM 256K (32K x 8-BIT)
MILITARY AND COMMERCIAL TEMPERATURE RANGES
LOW V
CC
DATA RETENTION WAVEFORM
2946 drw 06
DATA
RETENTION
MODE
4.5V
4.5V
V
DR
2V
V
IH
V
IH
t
R
t
CDR
V
CC
CS
V
DR
AC ELECTRICAL CHARACTERISTICS
(V
CC
= 5.0V
±
10%, All Temperature Ranges)
71256S25
71256L25
71256S30
(3)
71256L30
(3)
71256S35
71256L35
71256S45
71256L45
71256L20
(1)
Symbol
Parameter
Min.
Max.
Min. Max.
Min.
Max.
Min.
Max.
Min. Max. Unit
Read Cycle
t
RC
Read Cycle Time
20
25
30
35
45
ns
t
AA
Address Access Time
20
25
30
35
45
ns
t
ACS
Chip Select Access Time
20
25
30
35
45
ns
t
CLZ
(2)
Chip Select to Output in Low-Z
5
5
5
5
5
ns
t
CHZ
(2)
Chip Deselect to Output in High-Z
10
11
15
15
20
ns
t
OE
Output Enable to Output Valid
10
11
13
15
20
ns
t
OLZ
(2)
Output Enable to Output in Low-Z
2
2
2
2
0
ns
t
OHZ
(2)
Output Disable to Output in High-Z
2
8
2
10
2
12
2
15
20
ns
t
OH
Output Hold from Address Change
5
5
5
5
5
ns
Write Cycle
t
WC
Write Cycle Time
20
25
30
35
45
ns
t
CW
Chip Select to End-of-Write
15
20
25
30
40
ns
t
AW
Address Valid to End-of-Write
15
20
25
30
40
ns
t
AS
Address Set-up Time
0
0
0
0
0
ns
t
WP
Write Pulse Width
15
20
25
30
35
ns
t
WR
Write Recovery Time
0
0
0
0
0
ns
t
DW
Data to Write Time Overlap
11
13
14
15
20
ns
t
WHZ
(2)
Write Enable to Output in High-Z
10
11
15
15
20
ns
t
DH
Data Hold from Write Time
0
0
0
0
0
ns
t
OW
(2)
Output Active from End-of-Write
5
5
5
5
5
ns
NOTES:
1. 0
°
to +70
°
C temperature range only.
2. This parameter guaranteed by device characterization, but is not production tested.
3. –55
°
to +125
°
C temperature range only.
2946 tbl 11
相關PDF資料
PDF描述
IDT71256L120YB CMOS STATIC RAM 256K (32K x 8-BIT)
IDT71256 CMOS STATIC RAM 256K (32K x 8-BIT)
IDT71256L CMOS STATIC RAM 256K (32K x 8-BIT)
IDT71256L150TD CMOS STATIC RAM 256K (32K x 8-BIT)
IDT71256L150TDB CMOS STATIC RAM 256K (32K x 8-BIT)
相關代理商/技術參數(shù)
參數(shù)描述
IDT71256S20Y 制造商:Integrated Device Technology Inc 功能描述:
IDT71256S25DB 制造商:Integrated Device Technology Inc 功能描述:IC SRAM 256KBIT 25NS 28CDIP
IDT71256S25PE 制造商:Integrated Device Technology Inc 功能描述:Static RAM, 32Kx8, 28 Pin, Plastic, SOP
IDT71256S25TDB 制造商:Integrated Device Technology Inc 功能描述:IC SRAM 256KBIT 25NS 28CDIP
IDT71256S35DB 制造商:Integrated Device Technology Inc 功能描述:IC SRAM 256KBIT 35NS 28CDIP