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EDS12322GBH-TT Datasheet, PDF (1/51 Pages) Elpida Memory – 128M bits SDRAM WTR (Wide Temperature Range) | |||
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PRELIMINARY DATA SHEET
128M bits SDRAM
WTR (Wide Temperature Range)
EDS12322GBH-TT (4M words à 32 bits)
Specifications
⢠Density: 128M bits
⢠Organization
 1M words à 32 bits à 4 banks
⢠Package: 90-ball FBGA
 Lead-free (RoHS compliant) and Halogen-free
⢠Power supply: VDD, VDDQ = 1.8V ± 0.1V
⢠Clock frequency: 166MHz/133MHz (max.)
⢠1KB page size
 Row address: A0 to A11
 Column address: A0 to A7
⢠Four internal banks for concurrent operation
⢠Interface: LVCMOS
⢠Burst lengths (BL): 1, 2, 4, 8, full page
⢠Burst type (BT):
 Sequential (1, 2, 4, 8, full page)
 Interleave (1, 2, 4, 8)
⢠/CAS Latency (CL): 3
⢠Precharge: auto precharge option for each burst
access
⢠Driver strength: half, quarter
⢠Refresh: auto-refresh, self-refresh
⢠Refresh cycles: 4096 refresh cycles/64ms
⢠Operating ambient temperature range
 TA = â20°C to +85°C
Features
⢠Ã32 organization
⢠Single pulsed /RAS
⢠Burst read/write operation and burst read/single write
operation capability
⢠Byte control by DQM
⢠Wide temperature range
 TA = â20°C to +85°C
Ordering Information
Part number
EDS12322GBH-6DTT-F
EDS12322GBH-7BTT-F
Organization
(words à bits)
4M Ã 32
Internal Banks
4
Clock frequency
MHz (max.)
166
133
/CAS latency
3
Package
90-ball FBGA
Document No. E1347E20 (Ver. 2.0)
Date Published December 2008 (K) Japan
Printed in Japan
URL: http://www.elpida.com
Elpida Memory, Inc. 2008
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