WF128K32-XG2LX5 Просмотр технического описания (PDF) - White Electronic Designs => Micro Semi
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WF128K32-XG2LX5 Datasheet PDF : 15 Pages
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White Electronic Designs
WF128K32-XXX5
AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS, CS# CONTROLLED
VCC = 5.0V, VSS = 0V, -55°C ≤ TA ≤ +125°C
Parameter
Symbol
-50
-60
-70
-90
-120
-150
Unit
Min Max Min Max Min Max Min Max Min Max Min Max
Write Cycle Time
WE# Setup Time
CS# Pulse Width
Address Setup Time
Data Setup Time
Data Hold Time
Address Hold Time
WE# Hold from WE# High
CS# Pulse Width High
Duration of Programming Operation
Duration of Erase Operation
Read Recovery before Write
Chip Programming Time
tAVAV tWC 50
60
70
90
120
150
ns
tWLEL tWS
0
0
0
0
0
0
ns
tELEH tCP 25
30
35
45
50
50
ns
tAVEL tAS
0
0
0
0
0
0
ns
tDVEH tDS 25
30
30
45
50
50
ns
tEHDX tDH
0
0
0
0
0
0
ns
tELAX tAH 40
45
45
45
50
50
ns
tEHWH tWH
0
0
0
0
0
0
ns
tEHEL tCPH 20
20
20
20
20
20
ns
tWHWH1
14
14
14
14
14
14
µs
tWHWH2
2.2 60 2.2 60 2.2 60 2.2 60 2.2 60 2.2 60 sec
tGHEL
0
0
0
0
0
0
ns
12.5
12.5
12.5
12.5
12.5
12.5 sec
March 2006
Rev. 8
FIGURE 4 – AC TEST CIRCUIT
AC Test Conditions
Parameter
Typ
Unit
Input Pulse Levels
Input Rise and Fall
VIL = 0, VIH = 3.0
V
5
ns
Input and Output Reference Level
1.5
V
Output Timing Reference Level
1.5
V
Notes:
VZ is programmable from -2V to +7V.
IOL & IOH programmable from 0 to 16mA.
Tester Impedance Z0 = 75 Ω.
VZ is typically the midpoint of VOH and VOL.
IOL & IOH are adjusted to simulate a typical resistive load circuit.
ATE tester includes jig capacitance.
4
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
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