A43L8316V-8 データシートの表示（PDF） - AMIC Technology

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A43L8316V-8

128K X 16 Bit X 2 Banks Synchronous DRAM

AMIC Technology 

Basic feature And Function Descriptions

1. CLOCK Suspend

A43L8316

1) Click Suspended During Write (BL=4)

CLK

CMD

CKE

Internal

CLK

WR

Masked by CKE

DQ(CL2)

DQ(CL3)

D0

D1

D2

D3

D0

D1

D2

D3

Not Written

Note: CLK to CLK disable/enable=1 clock

2. DQM Operation

2) Clock Suspended During Read (BL=4)

RD

Masked by CKE

Q0

Q1

Q0

Q2

Q3

Q1

Q2

Q3

Suspended Dout

1) Write Mask (BL=4)

CLK

CMD

DQM

DQ(CL2)

DQ(CL3)

WR

D0

D1

Masked by CKE

D3

D0

D1

D3

DQM to Data-in Mask = 0CLK

2) Read Mask (BL=4)

RD

Masked by CKE

Q0

Hi-Z

Q1

Q3

Hi-Z

Q1

Q2

Q3

DQM to Data-out Mask = 2

2) Read Mask (BL=4)

CLK

CMD

RD

CKE

DQM

DQ(CL2)

DQ(CL3)

Q0

Hi-Z

Q2

Hi-Z

Q4

Hi-Z

Q6

Q7

Q8

Hi-Z

Q1

Hi-Z

Q3

Hi-Z

Q5

Q6

Q7

* Note : 1. DQM makes data out Hi-Z after 2 clocks which should masked by CKE “L”.

2. DQM masks both data-in and data-out.

Preliminary (April, 2000, Version 1.0)

15

AMIC Technology, Inc.

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