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EBS25UC8APFA-7A

Description
256MB Unbuffered SDRAM DIMM
Categorystorage    storage   
File Size153KB,14 Pages
ManufacturerELPIDA
Websitehttp://www.elpida.com/en
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EBS25UC8APFA-7A Overview

256MB Unbuffered SDRAM DIMM

EBS25UC8APFA-7A Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerELPIDA
Parts packaging codeDIMM
package instructionDIMM, DIMM168
Contacts168
Reach Compliance Codeunknow
ECCN codeEAR99
access modeSINGLE BANK PAGE BURST
Maximum access time5.4 ns
Other featuresAUTO/SELF REFRESH
Maximum clock frequency (fCLK)133 MHz
I/O typeCOMMON
JESD-30 codeR-XDMA-N168
memory density2147483648 bi
Memory IC TypeSYNCHRONOUS DRAM MODULE
memory width64
Number of functions1
Number of ports1
Number of terminals168
word count33554432 words
character code32000000
Operating modeSYNCHRONOUS
Maximum operating temperature70 °C
Minimum operating temperature
organize32MX64
Output characteristics3-STATE
Package body materialUNSPECIFIED
encapsulated codeDIMM
Encapsulate equivalent codeDIMM168
Package shapeRECTANGULAR
Package formMICROELECTRONIC ASSEMBLY
power supply3.3 V
Certification statusNot Qualified
refresh cycle8192
self refreshYES
Maximum standby current0.024 A
Maximum slew rate2 mA
Maximum supply voltage (Vsup)3.6 V
Minimum supply voltage (Vsup)3 V
Nominal supply voltage (Vsup)3.3 V
surface mountNO
technologyCMOS
Temperature levelCOMMERCIAL
Terminal formNO LEAD
Terminal pitch1.27 mm
Terminal locationDUAL
DATA SHEET
256MB Unbuffered SDRAM DIMM
EBS25UC8APFA (32M words
×
64 bits, 1 bank)
Description
The EBS25UC8APFA is 32M words
×
64 bits, 1 bank
Synchronous Dynamic RAM Registered Module,
mounted 8 pieces of 256M bits SDRAM sealed in
TSOP package. This module provides high density
and large quantities of memory in a small space
without utilizing the surface mounting technology.
Decoupling capacitors are mounted on power supply
line for noise reduction.
Features
Fully compatible with 8 bytes DIMM: JEDEC
standard outline
168-pin socket type dual in line memory module
(DIMM)
PCB height: 34.93mm (1.38inch )
Lead pitch: 1.27mm
3.3V power supply
Clock frequency: 133MHz (max.)
LVTTL interface
Data bus width:
×
64 non-ECC
Single pulsed /RAS
4 Banks can operates simultaneously and
independently
Burst read/write operation and burst read/single write
operation capability
Programmable burst length (BL): 1, 2, 4, 8
2 variations of burst sequence
Sequential
Interleave
Programmable /CAS latency (CL): 2, 3
Byte control by DQMB
Refresh cycles: 8192 refresh cycles/64ms
2 variations of refresh
Auto refresh
Self refresh
Document No. E0210E20 (Ver. 2.0)
Date Published June 2002 (K) Japan
URL: http://www.elpida.com
Elpida
Memory, Inc. 2001-2002

EBS25UC8APFA-7A Related Products

EBS25UC8APFA-7A EBS25UC8APFA-75 EBS25UC8APFA
Description 256MB Unbuffered SDRAM DIMM 256MB Unbuffered SDRAM DIMM 256MB Unbuffered SDRAM DIMM
Is it Rohs certified? incompatible incompatible -
Maker ELPIDA ELPIDA -
Parts packaging code DIMM DIMM -
package instruction DIMM, DIMM168 DIMM, DIMM168 -
Contacts 168 168 -
Reach Compliance Code unknow unknow -
ECCN code EAR99 EAR99 -
access mode SINGLE BANK PAGE BURST SINGLE BANK PAGE BURST -
Maximum access time 5.4 ns 5.4 ns -
Other features AUTO/SELF REFRESH AUTO/SELF REFRESH -
Maximum clock frequency (fCLK) 133 MHz 133 MHz -
I/O type COMMON COMMON -
JESD-30 code R-XDMA-N168 R-XDMA-N168 -
memory density 2147483648 bi 2147483648 bi -
Memory IC Type SYNCHRONOUS DRAM MODULE SYNCHRONOUS DRAM MODULE -
memory width 64 64 -
Number of functions 1 1 -
Number of ports 1 1 -
Number of terminals 168 168 -
word count 33554432 words 33554432 words -
character code 32000000 32000000 -
Operating mode SYNCHRONOUS SYNCHRONOUS -
Maximum operating temperature 70 °C 70 °C -
organize 32MX64 32MX64 -
Output characteristics 3-STATE 3-STATE -
Package body material UNSPECIFIED UNSPECIFIED -
encapsulated code DIMM DIMM -
Encapsulate equivalent code DIMM168 DIMM168 -
Package shape RECTANGULAR RECTANGULAR -
Package form MICROELECTRONIC ASSEMBLY MICROELECTRONIC ASSEMBLY -
power supply 3.3 V 3.3 V -
Certification status Not Qualified Not Qualified -
refresh cycle 8192 8192 -
self refresh YES YES -
Maximum standby current 0.024 A 0.024 A -
Maximum slew rate 2 mA 1.76 mA -
Maximum supply voltage (Vsup) 3.6 V 3.6 V -
Minimum supply voltage (Vsup) 3 V 3 V -
Nominal supply voltage (Vsup) 3.3 V 3.3 V -
surface mount NO NO -
technology CMOS CMOS -
Temperature level COMMERCIAL COMMERCIAL -
Terminal form NO LEAD NO LEAD -
Terminal pitch 1.27 mm 1.27 mm -
Terminal location DUAL DUAL -

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