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MC-458CA721ESA Datasheet(PDF) 1 Page - Elpida Memory

Part # MC-458CA721ESA
Description  8M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE (SO DIMM)
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Manufacturer  ELPIDA [Elpida Memory]
Direct Link  http://www.elpida.com/en
Logo ELPIDA - Elpida Memory

MC-458CA721ESA Datasheet(HTML) 1 Page - Elpida Memory

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8M-WORD BY 72-BIT
SYNCHRONOUS DYNAMIC RAM MODULE (SO DIMM)
Document No. E0067N10 (1st edition)
(Previous No. M14494EJ3V0DS00)
Date Published January 2001 CP (K)
Printed in Japan
DATA SHEET
MOS INTEGRATED CIRCUIT
MC-458CA721ESA,458CA721PSA,458CA721XSA
Elpida Memory, Inc. is a joint venture DRAM company of NEC Corporation and Hitachi, Ltd.
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all devices/types available in every country. Please check with local Elpida Memory, Inc. for
availability and additional information.
Description
The MC-458CA721ESA, MC-458CA721PSA and 458CA721XSA are 8,388,608 words by 72 bits synchronous
dynamic RAM module (Small Outline DIMM) on which 5 pieces of 128M SDRAM:
µPD45128163 are assembled.
These modules provide high density and large quantities of memory in a small space without utilizing the surface-
mounting technology on the printed circuit board.
Decoupling capacitors are mounted on power supply line for noise reduction.
Features
• 8,388,608 words by 72 bits organization (ECC type)
• Clock frequency and access time from CLK
Part number
/CAS latency
Clock frequency (MAX.)
Access time from CLK (MAX.)
MC-458CA721ESA-A80
CL = 3
125 MHz
6 ns
CL = 2
100 MHz
6 ns
MC-458CA721ESA-A10
CL = 3
100 MHz
6 ns
CL = 2
77 MHz
7 ns
MC-458CA721PSA-A80
CL = 3
125 MHz
6 ns
CL = 2
100 MHz
6 ns
MC-458CA721PSA-A10
CL = 3
100 MHz
6 ns
CL = 2
77 MHz
7 ns
MC-458CA721XSA-A80
CL = 3
125 MHz
6 ns
CL = 2
100 MHz
6 ns
MC-458CA721XSA-A10
CL = 3
100 MHz
6 ns
CL = 2
77 MHz
7 ns
• Fully Synchronous Dynamic RAM, with all signals referenced to a positive clock edge
• Pulsed interface
• Possible to assert random column address in every cycle
• Quad internal banks controlled by BA0, BA1 (Bank Select)
• Programmable burst-length (1, 2, 4, 8 and Full Page)
• Programmable wrap sequence (Sequential / Interleave)
• Programmable /CAS latency (2, 3)
• Automatic precharge and controlled precharge
• CBR (Auto) refresh and self refresh
• Single 3.3V ± 0.3V power supply
This product became EOL in September, 2002.


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