AS7C1024B 查看數據表（PDF） - Alliance Semiconductor

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AS7C1024B

5V 128K X 8 CMOS SRAM

Alliance Semiconductor 

AS7C1024B

®

Recommended operating conditions

Parameter

Symbol

Supply Voltage

Input Voltage

Ambient operating

temperature

VCC

VIH

VIL

commercial

TA

industrial

TA

VIL min = -1.0V for pulse width less than 5ns

VIH max = VCC+2.0V for pulse width less than 5ns.

Min

Nominal

Max

Unit

4.5

5.0

5.5

V

2.2

-

VCC + 0.5

V

–0.5

–

0.8

V

0

–

70

°C

–40

–

85

°C

DC operating characteristics (over the operating range)1

Parameter Sym

Test conditions

-10

-12

-15

-20

Unit

Min Max Min Max Min Max Min Max

Input leakage

current

|ILI| VCC = Max, VIN = GND to VCC

-

1–

1

–

1–

1 µA

Output leakage

current

|ILO|

VCC = Max, CE1 = VIH or

CE2 = VIL, VOUT = GND to VCC

-

1

–

1

–

1

–

1 µA

Operating power

supply current

ICC

VCC = Max, CE1 ≤ VIL,

CE2 ≥ VIH, f = fMax,

IOUT = 0 mA

- 110 – 100 – 90 – 80 mA

ISB

VCC = Max, CE1 ≥ VIH and/or

CE2 ≤ VIL, f = fMax

- 50 – 45 – 45 – 40

Standby power

VCC = Max, CE1 ≥ VCC–0.2V

supply current

ISB1

and/or CE2 ≤ 0.2V

VIN ≤ 0.2V or

VIN ≥ VCC – 0.2V, f = 0

mA

- 10 – 10 – 10 – 10

Output voltage

VOL

VOH

IOL = 8 mA, VCC = Min

IOH = –4 mA, VCC = Min

- 0.4 – 0.4 – 0.4 – 0.4

V

2.4 - 2.4 – 2.4 – 2.4 –

Capacitance (f = 1 MHz, Ta = 25 °C, VCC = NOMINAL)2

Parameter

Symbol

Signals

Test conditions

Max

Unit

Input capacitance

I/O capacitance

CIN

A, CE1, CE2, WE, OE

VIN = 0V

5

pF

CI/O

I/O

VIN = VOUT = 0V

7

pF

3/26/04, v 1.2

Alliance Semiconductor

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