AS6VA25616-TC 查看數據表（PDF） - Alliance Semiconductor

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AS6VA25616-TC

2.7V to 3.3V 256K × 16 Intelliwatt™ low-power CMOS SRAM with one chip enable

Alliance Semiconductor 

®

Recommended operating condition (over the operating range)

Parameter

Description

Test Conditions

VOH

Output HIGH Voltage

VOL

Output LOW Voltage

VIH

Input HIGH Voltage

VIL

Input LOW Voltage

IIX

Input Load Current

IOZ

Output Load Current

IOH = –2.1mA

VCC = 2.7V

IOL = 2.1mA

VCC = 2.7V

VCC = 2.7V

VCC = 2.7V

GND < VIN < VCC

GND < VO < VCC; Outputs High Z

ICC

VCC Operating Supply

Current

CS = VIL, VIN = VIL

or VIH, IOUT = 0mA,

f=0

VCC = 3.3V

ICC1 @

1 MHz

Average VCC Operating

Supply Current at 1 MHz

CS < 0.2V, VIN < 0.2V

or VIN > VCC – 0.2V,

f = 1 mS

VCC = 3.3V

AS6VA25616

Min

Max Unit

2.4

V

0.4

V

2.2 VCC + 0.5 V

–0.5

0.8

V

–1

+1

µA

–1

+1

µA

2

mA

5

mA

ICC2

Average VCC Operating CS ≠ VIL, VIN = VIL or

Supply Current

VIH, f = fMax

VCC = 3.3V (55 ns)

40

mA

ISB

CS Power Down Current;

TTL Inputs

CS > VIH or UB = LB

> VIH, other inputs =

VIL or VIH, f = 0

CS > VCC – 0.2V or

ISB1

CS Power Down Current; UB = LB > VCC – 0.2V,

CMOS Inputs

other inputs = 0V –

VCC, f = fMax

ISBDR

Data Retention

CS > VCC – 0.1V,

UB = LB = VCC – 0.1V

f=0

VCC = 3.3V

VCC = 3.3V

VCC = 1.2V

100

µA

20

µA

2

µA

Capacitance (f = 1 MHz, Ta = Room temperature, VCC = NOMINAL)2

Parameter

Symbol

Signals

Test conditions

Max

Unit

Input capacitance

I/O capacitance

CIN

A, CS, WE, OE, LB, UB

VIN = 0V

5

pF

CI/O

I/O

VIN = VOUT = 0V

7

pF

10/6/00

ALLIANCE SEMICONDUCTOR

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