參數資料
型號: IBM025161
廠商: IBM Microeletronics
英文描述: 4Mb(256K X 16) MULTIPORT VIDEO RAM(4M位(256K X 16)多端口視頻RAM)
中文描述: 4Mb的(256 × 16)多端口視頻內存(4分位(256 × 16)多端口視頻內存)
文件頁數: 64/65頁
文件大小: 841K
代理商: IBM025161
IBM025170
IBM025171
256K X 16 MULTIPORT VIDEO RAM
IBM025160
IBM025161
IBM Corporation, 1995. All rights reserved.
Use is further subject to the provisions at the end of this document.
Page 64 of 65
33G0307
SA14-4751-05
Revised 3/98
Revision Log
Rev
Contents of Modification
12/93
1. New mechanical drawings.
2. Description on how IBM’s half depth SAM is compatible to a full depth SAM.
3. Another Pin Configuration diagram in the section title Module Pin Definitions.
2/94
1. Added note to Ordering Information section.
2. Remove t
TRG
parameter from timing table and Read Cycle timing.
3. In extended data out diagram, the
W
is changed from HIGH to DON’T CARE at
RE
fall.
4. Changed DC currents for 5.0 V and 3.3 V.
5. Change SSOG size from .500” to .472" in Pin Configuration and Module Pin Definition.
9/94
Updated and added timing notes.
4/95
Major revision to update to Die Revision D preliminary specifications.
10/95
Die Rev ‘D’ specifications and update of timing diagrams.
3/98
Deleted QSF part numbers.
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