54S416T-7 查看數據表（PDF） - CERAMATE TECHNICAL

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54S416T-7

1M x 4 BANKS x 16 BITS SDRAM

CERAMATE TECHNICAL 

54S416T

SDRAM

1M × 4 BANKS × 16 BITS SDRAM

Table of Contents-

1. GENERAL DESCRIPTION ..................................................................................................................3

2. FEATURES ..........................................................................................................................................3

3. AVAILABLE PART NUMBER...............................................................................................................3

4. PIN CONFIGURATION........................................................................................................................4

5. PIN DESCRIPTION..............................................................................................................................5

6. BLOCK DIAGRAM ...............................................................................................................................6

7. FUNCTIONAL DESCRIPTION ............................................................................................................7

Power Up and Initialization................................................................................................................7

Programming Mode Register............................................................................................................7

Bank Activate Command ..................................................................................................................7

Read and Write Access Modes ........................................................................................................7

Burst Read Command ......................................................................................................................8

Burst Command................................................................................................................................8

Read Interrupted by a Read..............................................................................................................8

Read Interrupted by a Write..............................................................................................................8

Write Interrupted by a Write..............................................................................................................8

Write Interrupted by a Read..............................................................................................................8

Burst Stop Command .......................................................................................................................8

Addressing Sequence of Sequential Mode.......................................................................................9

Addressing Sequence of Interleave Mode ........................................................................................9

Auto-precharge Command ...............................................................................................................9

Precharge Command......................................................................................................................10

Self Refresh Command ..................................................................................................................10

Power Down Mode..........................................................................................................................10

No Operation Command.................................................................................................................11

Deselect Command ........................................................................................................................11

Clock Suspend Mode......................................................................................................................11

8. TABLE OF OPERATING MODES .....................................................................................................12

Simplified State Diagram ................................................................................................................13

9. DC CHARACTERISTICS ...................................................................................................................14

Absolute Maximum Rating..............................................................................................................14

10. RECOMMENDED DC OPERATING CONDITIONS ........................................................................14

* All specs and applications shown above subject to change without prior notice.

1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN, R.O.C

Tel:886-3-3214525

Fax:886-3-3521052

Page 1 of 47

Email: server@ceramate.com.tw

Http: www.ceramate.com.tw

Rev 1.0 Aug.21,2002

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