AS4LC4M4E0 Просмотр технического описания (PDF) - Alliance Semiconductor

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Компоненты Описание

производитель

AS4LC4M4E0

4Mx4 CMOS DRAM (EDO) Family

Alliance Semiconductor 

®

CAS-before-RAS self refresh cycle

RAS

CAS

CAS

DQ

tRP

tRPC

tCP

tCSR

tCEZ

tRASS

ASAS4LC4M4E0

ASAS4LC4M4E1

tCHS

tRPS

tRPC

Capacitance 15

Parameter

Input capacitance

DQ capacitance

Symbol

CIN1

CIN2

CDQ

Signals

A0 to A11

RAS, UCAS, LCAS, WE, OE

DQ0 to DQ3

AS4LC4M4E0 ordering information

Package \ RAS access time

Plastic SOJ, 300 mil, 24/26-pin

Plastic TSOP, 300 mil, 24/26-pin

50 ns

AS4LC4M4E0-50JC

AS4LC4M4E0-50JI

AS4LC4M4E0-50TC

AS4LC4M4E0-50TI

ƒ = 1 MHz, Ta = Room temperature

Test conditions Max

Unit

Vin = 0V

5

pF

Vin = 0V

7

pF

Vin = Vout = 0V

7

pF

60 ns

AS4LC4M4E0-60JC

AS4LC4M4E0-60JI

AS4LC4M4E0-60TC

AS4LC4M4E0-60TI

AS4LC4M4E1 ordering information

Package \ RAS access time

Plastic SOJ, 300 mil, 24/26-pin

Plastic TSOP, 300 mil, 24/26-pin

50 ns

AS4LC4M4E1-50JC

AS4LC4M4E1-50JI

AS4LC4M4E1-50TC

AS4LC4M4E1-50TI

60 ns

AS4LC4M4E1-60JC

AS4LC4M4E1-60JI

AS4LC4M4E1-60TC

AS4LC4M4E1-60TI

AS4LC4M4E0 family part numbering system

AS4

C

4M4

E0

–XX

DRAM

prefix

C = 5V CMOS

4M×4

LC = 3V CMOS

E0=4K refresh RAS access

E1=2K refresh time

X

X

Package:

Temperature range

J = SOJ 300 mil, 24/26 C=Commercial, 0°C to 70°C

T = TSOP 300 mil, 24/26 I=Industrial, -40°C to 85°C

4/11/01; V.1.1

Alliance Semiconductor

P. 15 of 15

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