參數(shù)資料
型號(hào)： μPD4264400
廠商： NEC Corp.
英文描述： 64 M-Bit Dynamic RAM(64M 動(dòng)態(tài)RAM)
中文描述： 64 m位動(dòng)態(tài)隨機(jī)存儲(chǔ)器（RAM的6400動(dòng)態(tài)）
文件頁(yè)數(shù)： 1/28頁(yè)
文件大?。?/td> 256K
代理商： ΜPD4264400
MOS INTEGRATED CIRCUIT
μ
PD4264400, 4265400
64 M-BIT DYNAMIC RAM
16 M-WORD BY 4-BIT, FAST PAGE MODE
Description
The
μ
PD4264400, 4265400 are 16,777,216 words by 4 bits CMOS dynamic RAMs. The fast page mode capability
realize high speed access and low power consumption.
These are packaged in 32-pin plastic TSOP(
II
) and 32-pin plastic SOJ.
Features
16,777,216 words by 4 bits organization
Fast access and cycle time
Single +3.3 V
±
0.3 V power supply
The information in this document is subject to change without notice.
Part number
Power consumption
Access time
(MAX.)
R/W cycle time
(MIN.)
Fast page mode
cycle time (MIN.)
Active (MAX.)
Standby(MAX.)
μ
PD4264400-A50
360 mW
1.80 mW
(CMOS level
input)
50 ns
90 ns
35 ns
μ
PD4265400-A50
468 mW
μ
PD4264400-A60
324 mW
60 ns
110 ns
40 ns
μ
PD4265400-A60
396 mW
The mark
#
shows major revised points.
CAS before RAS refresh, RAS only refresh, Hidden refresh
Part number
Row address
Column address
Refresh
Refresh cycle
μ
PD4264400
A0 - A12
A0 - A10
RAS only refresh, Normal read/write
8,192 cycles/64 ms
CAS before RAS refresh, Hidden refresh
4,096 cycles/64 ms
μ
PD4265400
A0 - A11
A0 - A11
RAS only refresh, Normal read/write,
CAS before RAS refresh, Hidden refresh
4,096 cycles/64 ms
#
Document No. M10863EJ3V0DS00 (3rd edition)
Date Published June 1996 P
Printed in Japan
1995
DATA SHEET
相關(guān)PDF資料
PDF描述
μPD4265400 64 M-Bit Dynamic RAM(64M 動(dòng)態(tài)RAM)
μPD4264800 64 M-Bit Dynamic RAM(64M 動(dòng)態(tài)RAM)
μPD4265800 64 M-Bit Dynamic RAM(64M 動(dòng)態(tài)RAM)
μPD4265165 64 M-Bit Dynamic Ram(64M 動(dòng)態(tài)存儲(chǔ)器)
μPD42S65165 64 M-Bit Dynamic Ram(64M 動(dòng)態(tài)存儲(chǔ)器)
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