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AS7C1025 Datasheet(PDF) 3 Page - Alliance Semiconductor Corporation

Part No. AS7C1025
Description  5V/3.3V 128K x8 CMOS SRAM (Revolutionary pinout)
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Maker  ALSC [Alliance Semiconductor Corporation]
Homepage  http://www.alsc.com
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AS7C1025 Datasheet(HTML) 3 Page - Alliance Semiconductor Corporation

   
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®
AS7C1025
AS7C31025
3/23/01; v.1.0
Alliance Semiconductor
P. 3 of 9
Recommended operating conditions
VIL min = –3.0V for pulse width less than tRC/2.
DC operating characteristics (over the operating range)1
Shaded areas contain advance information.
Capacitance (f = 1 MHz, Ta = 25
oC, V
CC = NOMINAL)
2
Parameter
Device
Symbol
Min
Nominal
Max
Unit
Supply voltage
AS7C1025
VCC
4.5
5.0
5.5
V
AS7C31025
VCC
3.0
3.3
3.6
V
Input voltage
AS7C1025
VIH
2.2
VCC + 0.5
V
AS7C31025
VIH
2.0
VCC + 0.5
V
VIL
–0.5
0.8
V
Ambient operating temperature
commercial
TA
0–
70
oC
industrial
TA
–40
85
oC
Parameter
Sym
Test conditions
Device
-12
-15
-20
Unit
Min
Max
Min
Max
Min
Max
Input leakage
current
| I
LI |
VCC = Max, VIN = GND to VCC
–1–1–
1
µA
Output
leakage
current
| I
LO |
VCC = Max, CE = VIH, Vout =
GND to VCC
–1–1–
1
µA
Operating
power supply
current
ICC CE = VIL, f = fMax, IOUT = 0 mA
AS7C1025
130
120
110
mA
AS7C31025
100
85
80
Standby
power supply
current
1
ISB
CE = VIH, f = fMax, fOUT = 0
AS7C1025
50
40
40
mA
AS7C31025
50
40
40
ISB1
CE
≥ V
CC–0.2V, VIN ≤ 0.2V or
VIN ≥ VCC –0.2V, f = 0, fOUT = 0
AS7C1025
5
5
5
mA
AS7C31025
5
5
5
Output
voltage
VOL
IOL = 8 mA, VCC = Min
0.4
0.4
0.4
V
VOH
IOH = –4 mA, VCC = Min
2.4
–2.4
–2.4
V
Parameter
Symbol
Signals
Test conditions
Max
Unit
Input capacitance
CIN
A, CE, WE, OE
VIN = 0V
5
pF
I/O capacitance
CI/O
I/O
VIN = VOUT = 0V
7
pF


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