NT5DS32M4AT-75B 查看數據表（PDF） - Nanya Technology

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NT5DS32M4AT-75B

128Mb Double Data Rate SDRAM

Nanya Technology 

NT5DS32M4AT

NT5DS16M8AT

128Mb Double Data Rate SDRAM

Mode Register Operation

BA1 BA0 A11 A10 A 9 A8 A7 A6 A5 A4 A3 A2 A1 A0 Address Bus

0* 0*

Operating Mode

CAS Latency

BT

Burst Length

Mode Register

A11 - A9

0

0

0

−

A8 A7

00

10

01

−−

A6 - A0

Valid

Valid

VS**

Operating Mode

Normal operation

Do not reset DLL

Normal operation

in DLL Reset

Vendor-Specific

Test Mode

Reserved

CAS Latency

A6 A5 A4

0

0

0

0

0

1

0

1

0

0

1

1

1

0

0

1

0

1

1

1

0

1

1

1

Latency

Reserved

Reserved

2

Reserved

Reserved

Reserved

2.5

Reserved

VS ** Vendor Specific

* BA0 and BA1 must be 0, 0 to select the Mode Register

(vs. the Extended Mode Register).

Burst

A3

Type

0

Sequential

1

Interleave

Burst Length

A2

A1

A0

Burst Length

0

0

0

Reserved

0

0

1

2

0

1

0

4

0

1

1

8

1

0

0

Reserved

1

0

1

Reserved

1

1

0

Reserved

1

1

1

Reserved

REV 1.0

May, 2001

9

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