A42L0616 查看數據表（PDF） - AMIC Technology

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A42L0616

1M X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE

AMIC Technology 

Self Refresh Mode

RAS

tRP(2)

tRASS(52)

A42L0616 Series

tRPS(53)

tRPC(50)

UCAS

LCAS

A0 ~ A9

tOFF(23)

I/O0 ~

I/O15

tCSR(48)

tCP(44)

High-Z

Note: WE, OE = Don't care.

tCHS(54)

tCRP(9)

tASR(10)

ROW

COL

: High or Low

Self Refresh Mode.

a. Entering the Self Refresh Mode:

The A42L0616 Self Refresh Mode is entered by using CAS before RAS cycle and holding RAS and CAS signal “low”

longer than 100µs.

b. Continuing the Self Refresh Mode:

The Self Refresh Mode is continued by holding RAS “low” after entering the Self Refresh Mode.

It does not depend on CAS being “high” or “low” after entering the Self Refresh Mode continue the Self Refresh Mode.

c. Exiting the Self Refresh Mode:

The A42L0616 exits the Self Refresh Mode when the RAS signal is brought “high”.

(July, 2004, Version 1.1)

20

AMIC Technology, Corp.

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