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參數(shù)資料
| 型號： | WS512K32-120 |
| 英文描述： | 512Kx32 SRAM Module(512Kx32靜態(tài)RAM模塊（存取時間120ns）) |
| 中文描述： | 512Kx32 SRAM的模塊（512Kx32靜態(tài)內(nèi)存模塊（存取時間120ns）） |
| 文件頁數(shù)： | 5/12頁 |
| 文件大?。?/td> | 153K |
| 代理商： | WS512K32-120 |
White Microelectronics Phoenix, AZ (602) 437-1520
4
S
5
FIG. 7
AC TEST CIRCUIT
NOTES:
V
Z
is programmable from-2V to +7V.
I
OL
& I
OH
programmable from0 to 16mA.
Tester Impedance Z
0
= 75
.
V
Z
is typically the mdpoint 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 CHARACTERISTICS
(V
CC
= 5.0V, V
SS
=0V, T
A
= -55
°
C to +125
°
C)
WS512K32-XXX
AC TEST CONDITIONS
Parameter
Symbol
-70
-85
-100
-120
Units
Read Cycle
Min
Max
Min
Max
Min
Max
Min
Max
Read Cycle Time
t
RC
70
85
100
120
ns
Address Access Time
t
AA
70
85
100
120
ns
Output Hold from Address Change
t
OH
5
5
5
5
ns
Chip Select Access Time
t
ACS
70
85
100
120
ns
Output Enable to Output Valid
t
OE
35
40
50
60
ns
Chip Select to Output in Low Z
t
CLZ
1
10
10
10
10
ns
Output Enable to Output in Low Z
t
OLZ
1
5
5
5
5
ns
Chip Disable to Output in High Z
t
CHZ
1
25
25
35
35
ns
Output Disable to Output in High Z
t
OHZ
1
25
25
35
35
ns
1. This parameter is guaranteed by design but not tested.
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
= 3.0
5
1.5
1.5
Parameter
Symbol
-70
-85
-100
-120
Units
Write Cycle
Min
Max
Min
Max
Min
Max
Min
Max
Write Cycle Time
t
WC
70
85
100
120
ns
Chip Select to End of Write
t
CW
60
75
80
100
ns
Address Valid to End of Write
t
AW
60
75
80
100
ns
Data Valid to End of Write
t
DW
30
30
40
40
ns
Write Pulse Width
t
WP
50
50
60
60
ns
Address Setup Time
t
AS
0
0
0
0
ns
Address Hold Time
t
AH
5
5
5
5
ns
Output Active from End of Write
t
OW
1
5
5
5
5
ns
Write Enable to Output in High Z
t
WHZ
1
25
25
35
35
ns
Data Hold from Write Time
t
DH
0
0
0
0
ns
1. This parameter is guaranteed by design but not tested.
AC CHARACTERISTICS
(V
CC
= 5.0V, V
SS
=0V, T
A
= -55
°
C to +125
°
C)
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PDF描述 |
|---|---|
| WS512K32-15G1 | 512K X 32 SRAM MODULE SMD 5962-94611 |
| WS512K32-15 | 512Kx32 SRAM Module(512Kx32靜態(tài)RAM模塊（存取時間15ns）) |
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| WS512K32-20 | 512Kx32 SRAM Module(512Kx32靜態(tài)RAM模塊（存取時間20ns）) |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| WS512K32-120G2I | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x32 SRAM Module |
| WS512K32-120G2M | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x32 SRAM Module |
| WS512K32-120G2Q | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x32 SRAM Module |
| WS512K32-120G2TC | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:512Kx32 SRAM MODULE, SMD 5962-94611 |
| WS512K32-120G2TCA | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:512Kx32 SRAM MODULE, SMD 5962-94611 |
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