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Micron - 4GB DDR2 SDRAM Registered DIMM

Numéro de référence MT36HTJ51272
Description 4GB DDR2 SDRAM Registered DIMM
Fabricant Micron 
Logo Micron 





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MT36HTJ51272 fiche technique
4GB (x72, ECC, DR) 240-Pin DDR2 SDRAM RDIMM
Features
DDR2 SDRAM Registered DIMM (RDIMM)
MT36HTJ51272(P) – 4GB
For the latest data sheet and for component data sheets, refer to Micron's Web site: www.micron.com
Features
• Supports 95°C with double refresh
• 240-pin, registered dual in-line memory module
• Fast data transfer rates: PC2-3200, PC2-4200, or
PC2-5300
• Supports ECC error detection and correction
• VDD = VDDQ = +1.8V
• VDDSPD = +1.7V to +3.6V
• JEDEC-standard 1.8V I/O (SSTL_18-compatible)
• Differential data strobe (DQS, DQS#) option
• 4-bit prefetch architecture
• DLL to align DQ and DQS transitions with CK
• Dual rank
• Multiple internal device banks for concurrent
operation
• Programmable CAS# latency (CL)
• Posted CAS# additive latency (AL)
• WRITE latency = READ latency - 1 tCK
• Programmable burst lengths (BL): 4 or 8
• Adjustable data-output drive strength
• 64ms, 8,192-cycle refresh
• On-die termination (ODT)
• Serial presence-detect (SPD) with EEPROM
• Gold edge contacts
Figure 1: 240-Pin DIMM (MO-237 R/C “K”)
Height: 30mm (1.18in)
Options
Marking
• Parity
• Package
240-pin DIMM (lead-free)
• Frequency/CAS latency1
3.0ns @ CL = 5 (DDR2-667)2
3.75ns @ CL = 4 (DDR2-533)
5.0ns @ CL = 3 (DDR2-400)
• PCB height
30mm (1.18in)
P
Y
-667
-53E
-40E
Notes: 1. CL = CAS (READ) latency; registered mode
will add one clock cycle to CL.
2. Contact Micron for product availability.
Table 1: Key Timing Parameters
Speed
Grade
-667
-53E
-40E
Table 2:
Industry Nomenclature
PC2-5300
PC2-4200
PC2-3200
Addressing
Data Rate (MT/s)
CL = 5
667
CL = 4
533
533
400
CL = 3
400
400
400
tRCD
(ns)
15
15
15
tRP
(ns)
15
15
15
tRC
(ns)
55
55
55
Refresh count
Row address
Device bank address
Device page size per bank
Device configuration
Column address
Module rank address
4GB
8K
16K (A0–A13)
8 (BA0–BA2)
1KB
1Gb (256 Meg x 4)
2K (A0–A9, A11)
2 (S0#, S1#)
PDF: 09005aef822553c2/Source: 09005aef822553af
HT36HTJ51272.fm - Rev. B 7/06 EN
1 Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2003 Micron Technology, Inc. All rights reserved.
Products and specifications discussed herein are subject to change by Micron without notice.

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