參數(shù)資料
型號: MSM54V25632A
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: 131,072-Word x 32-Bit x 2-Bank Synchronous Graphics RAM
中文描述: 131,072字× 32位× 2,銀行同步圖形RAM
文件頁數(shù): 1/67頁
文件大?。?/td> 864K
代理商: MSM54V25632A
1/66
Semiconductor
MSM54V25632A
This version: Jun. 1999
Previous version: Sep. 1998
DESCRIPTION
The MSM54V25632A is a synchronous graphics random access memory organized as 128 K words
32 bits
2 banks.
This device can operate up to 100 MHz by using synchronous interface. In addition, it has 8-column
Block Write function and Write per bit function which improves performance in graphics
systems.
FEATURES
131,072 words
32 bits
2 banks memory
Single 3.3 V
±
0.3 V power supply
LVTTL compatible inputs and outputs
All input signals are latched at rising edge of system clock
Auto precharge and controlled precharge
Internal pipelined operation: column address can be changed every clock cycle
Dual internal banks controlled by A9 (Bank Address: BA)
Independent byte operation via DQM0 to DQM3
8-column Block Write function
Persistent write per bit function
Programmable burst sequence (Sequential/Interleave)
Programmable burst length (1, 2, 4, 8 and full page)
Programmable
CAS
latency (1, 2 and 3)
Burst stop function (full-page burst)
Power Down operation and Clock Suspend operation
Auto refresh and self refresh capability
1,024 refresh cycles/16 ms
Package:
100-pin plastic QFP
(QFP100-P-1420-0.65-BK4)
(Product : MSM54V25632A-xxAGBK4)
xx indicates speed rank.
PRODUCT FAMILY
131,072-Word
32-Bit
2-Bank Synchronous Graphics RAM
MSM54V25632A-10
MSM54V25632A-12
Family
100-pin Plastic QFP (14
20 mm)
100
83
Clock Frequency
MHz (Max.)
Package
E2L0068-19-61
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