WS128K32N-100G2UC WEDC [White Electronic Designs Corporation], WS128K32N-100G2UC Datasheet - Page 4

• Manufacturer Part Number: WS128K32N-100G2UC
• Description: 128Kx32 SRAM MODULE, SMD 5962-93187
• Manufacturer: WEDC [White Electronic Designs Corporation]

1. This parameter is guaranteed by design but not tested.
June 2004
Rev. 4
Parameter
Read Cycle
Read Cycle Time
Address Access Time
Output Hold from Address Change
Chip Select Access Time
Output Enable to Output Valid
Chip Select to Output in Low Z
Output Enable to Output in Low Z
Chip Disable to Output in High Z
Output Disable to Output in High Z
Parameter
Write Cycle
Write Cycle Time
Chip Select to End of Write
Address Valid to End of Write
Data Valid to End of Write
Write Pulse Width
Address Setup Time
Address Hold Time
Output Active from End of Write
Write Enable to Output in High Z
Data Hold Time
C
eff
= 50 pf
D.U.T.
Current Source
Current Source
White Electronic Designs
I
I
Symbol
OL
OH
Symbol
t
t
t
t
t
t
t
WHZ
CHZ
OHZ
t
t
t
t
t
t
CLZ
OLZ
t
t
t
OW
t
t
ACS
t
OH
WC
CW
AW
DW
WP
RC
AA
OE
AS
AH
DH
1
1
1
1
1
1
FIGURE. 4 – AC TEST CIRCUIT
V
V
Min
Min
70
70
60
60
30
50
CC
CC
3
3
0
5
5
5
0
AC CHARACTERISTICS
AC CHARACTERISTICS
V
(Bipolar Supply)
= 5.0V, GND = 0V, -55°C ≤ T
= 5.0V, GND = 0V, -55°C ≤ T
Z
-70
-70
1.5V
Max
Max
70
70
35
25
25
25
4
Min
Min
85
85
75
75
35
55
3
3
0
5
5
5
0
Notes:
V
I
Tester Impedance Z0 = 75 ý.
V
I
ATE tester includes jig capacitance.
-85
-85
OL
OL
Parameter
Input Pulse Levels
Input Rise and Fall
Input and Output Reference Level
Output Timing Reference Level
Z
Z
A
A
is programmable from -2V to +7V.
is typically the midpoint of V
& I
& I
≤ +125°C
≤ +125°C
OH
OH
White Electronic Designs Corporation • [phone] • www.wedc.com
Max
Max
25
85
85
45
25
25
are adjusted to simulate a typical resistive load circuit.
programmable from 0 to 16mA.
AC Test Conditions
Min
100
Min
100
80
80
40
70
3
3
0
5
5
5
0
-100
-100
OH
and V
Max
Max
100
100
35
50
35
35
WS128K32-XXX
OL
.
V
IL
= 0, V
Min
120
Min
120
100
100
50
80
Typ
3
3
0
5
5
5
0
1.5
1.5
5
IH
-120
-120
= 3.0
Max
Max
120
120
35
60
35
35
Unit
ns
V
V
V
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns