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參數(shù)資料
| 型號(hào)： | WS1M32V-25G3X |
| 英文描述： | 1Mx32 3.3V SRAM Module(1Mx32,3.3V,靜態(tài)RAM模塊（存取時(shí)間25ns）) |
| 中文描述： | 1Mx32 3.3靜態(tài)存儲(chǔ)器模塊（1Mx32，3.3伏，靜態(tài)內(nèi)存模塊（存取時(shí)間25ns的）） |
| 文件頁數(shù)： | 3/6頁 |
| 文件大?。?/td> | 155K |
| 代理商： | WS1M32V-25G3X |
3
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
WS1M32V-XG3X
AC TEST CIRCUIT
NOTES:
V
Z
is programmable from -2V to +7V.
I
OL
& I
OH
programmable from 0 to 16mA.
Tester Impedance Z
0
= 75
.
V
Z
is typically the midpoint of V
OH
and V
OL
.
I
OL
& I
OH
are adjusted to simulate a typical resistive load circuit.
ATE tester includes jig capacitance.
I
Current Source
D.U.T.
C = 50 pf
I
OL
V
≈
1.5V
(Bipolar Supply)
Z
Current Source
OH
AC TEST CONDITIONS
Parameter
Input Pulse Levels
Input Rise and Fall
Input and Output Reference Level
Output Timing Reference Level
Typ
Unit
V
ns
V
V
V
IL
= 0, V
IH
= 2.5
5
1.5
1.5
Parameter
Symbol
-17
-20
-25
Units
Read Cycle
Min
Max
Min
Max
Min
Max
Read Cycle Time
t
RC
17
20
25
ns
Address Access Time
t
AA
17
20
25
ns
Output Hold from Address Change
t
OH
0
0
0
ns
Chip Select Access Time
t
ACS
17
20
25
ns
Output Enable to Output Valid
t
OE
10
10
12
ns
Chip Select to Output in Low Z
t
CLZ
1
1
1
1
ns
Output Enable to Output in Low Z
t
OLZ
1
0
0
0
ns
Chip Disable to Output in High Z
t
CHZ
1
12
12
12
ns
Output Disable to Output in High Z
t
OHZ
1
12
12
12
ns
1. This parameter is guaranteed by design but not tested.
AC CHARACTERISTICS
(V
CC
= 3.3V, GND = 0V, T
A
= -40
°
C to +85
°
C)
AC CHARACTERISTICS
(V
CC
= 3.3V, GND = 0V, T
A
= -40
°
C to +85
°
C)
Parameter
Symbol
-17
-20
-25
Units
Write Cycle
Min
Max
Min
Max
Min
Max
Write Cycle Time
t
WC
17
20
25
ns
Chip Select to End of Write
t
CW
15
15
17
ns
Address Valid to End of Write
t
AW
15
15
17
ns
Data Valid to End of Write
t
DW
11
12
13
ns
Write Pulse Width
t
WP
15
15
17
ns
Address Setup Time
t
AS
2
2
2
ns
Address Hold Time
t
AH
0
0
0
ns
Output Active from End of Write
t
OW
1
2
3
4
ns
Write Enable to Output in High Z
t
WHZ
1
9
11
13
ns
Data Hold Time
t
DH
0
0
0
ns
1. This parameter is guaranteed by design but not tested.
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| WS1M32V-20G3X | 1Mx32 3.3V SRAM Module(1Mx32,3.3V,靜態(tài)RAM模塊（存取時(shí)間20ns）) |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| WS1M32V-XG3X | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1Mx32 SRAM 3.3V MODULE |
| WS1M32-XG3X | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:1Mx32 SRAM MODULE |
| WS1M8-100CC | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:2x512Kx8 DUALITHICTM SRAM |
| WS1M8-100CCA | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:2x512Kx8 DUALITHICTM SRAM |
| WS1M8-100CI | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:2x512Kx8 DUALITHICTM SRAM |
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