AS7C31026 datasheet(3/10 Pages) ALSC

3 / 10 page

AS7C1026

AS7C31026

DID 11-20011-A. 5/22/00

ALLIANCE SEMICONDUCTOR

Key:

H = High, L = Low, X = don’t care.

Recommended operating conditions

† V

IL min = –3.0V for pulse width less than tRC/2.

DC operating characteristics (over the operating range)

Shaded areas indicate preliminary information.

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

High Z

DIN

Write I/O8–I/O15 (ICC)

High Z

Output disable (ICC)

Parameter

Device

Symbol

Min

Typ

Max

Unit

Supply voltage

AS7C1026

VCC

4.5

5.0

5.5

AS7C31026 (–10)

VCC

3.15

3.3

3.6

AS7C31026 (12/15/20)

VCC

3.0

3.3

3.6

Input voltage

AS7C1026

VIH

2.2

–

VCC + 0.5

AS7C31026

VIH

2.0

–

VCC + 0.5

VIL

–0.5†

–0.8

Ambient operating temperature

commercial

0–

°C

industrial

–40

–

°C

Parameter

Sym

Test conditions

Device

-10

-12

-15

-20

Unit

Min Max Min Max Min

Max

Min Max

Input leakage

current

| I

LI |

VCC = Max

VIN = GND to VCC

–

1–

–

µA

Output leakage

current

| I

LO |

VCC = Max

CE = VIH,

VOUT = GND to VCC

–

1–

–

µA

Operating

power supply

current

ICC

VCC = Max, CE ≤ VIL

outputs open,

f = fMax = 1/tRC

AS7C1026

–

160

–

150

–

140

AS7C31026

–

125

–

110

–

100

–

Standby

power supply

current

ISB

VCC = Max, CE ≤ VIL,

outputs open,

f = fMax = 1/tRC

AS7C1026

–

––

–

AS7C31026

–

ISB1

VCC = Max, CE ≥ VCC–0.2V,

VIN ≤ GND + 0.2V or

VIN ≥ VCC–0.2V, f = 0

AS7C1026

–

––

–

AS7C31026

–

Output

voltage

VOL

IOL = 8 mA, VCC = Min

–

0.4

–

0.4

–

0.4

–

0.4

VOH

IOH = –4 mA, VCC = Min

2.4

–

2.4

–

2.4

–

2.4

–

Parameter

Symbol

Signals

Test conditions

Max

Unit

Input capacitance

CIN

A, CE, WE, OE, LB, UB

VIN = 0V

I/O capacitance

CI/O

I/O

VIN = VOUT = 0V

I/O0–I/O7

I/O8–I/O15

Mode

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