MT8VDDT6464AY-40BF4

MT8VDDT6464AY-40BF4 Datasheet

MT8VDDT3264A 256MB MT8VDDT6464A 512MB

Part	Datasheet
MT8VDDT6464AY-40BF4	MT8VDDT6464AY-40BF4 (pdf)

Related Parts	Information
MT8VDDT6464AY-40BD3	MT8VDDT6464AY-40BD3
MT8VDDT6464AY-40BF3	MT8VDDT6464AY-40BF3
MT8VDDT6464AG-40BF3	MT8VDDT6464AG-40BF3
MT8VDDT3264AG-40BG6	MT8VDDT3264AG-40BG6
MT8VDDT3264AY-40BG6	MT8VDDT3264AY-40BG6
MT8VDDT1664AG-40BDB	MT8VDDT1664AG-40BDB

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256MB, 512MB x64, SR 184-Pin DDR SDRAM UDIMM Features DDR SDRAM UDIMM MT8VDDT3264A 256MB MT8VDDT6464A 512MB For component data sheets, refer to Micron’s Web site: • 184-pin, unbuffered dual in-line memory module UDIMM • Fast data transfer rates PC2100, PC2700, or PC3200 • 256MB 32 Meg x 64 , and 512MB 64 Meg x 64 • VDD = VDDQ = +2.5V -40B VDD = VDDQ • VDDSPD = +2.3V to +3.6V • 2.5V I/O SSTL_2-compatible • Internal pipelined double data rate DDR 2n-prefetch architecture • Bidirectional data strobe DQS transmitted/ received with is, source-synchronous data capture • Differential clock inputs CK and CK# • Multiple internal device banks for concurrent operation • Single rank • Selectable burst lengths BL 2, 4, or 8 • Auto precharge option • Auto refresh and self refresh modes 7.8125µs maximum average periodic refresh interval • Serial presence-detect SPD with EEPROM • Selectable CAS latency CL for maximum compatibility • Gold edge contacts 184-Pin UDIMM MO-206 Figures Figure 1 Standard Layout PCB height 31.75mm 1.25in Figure 2 Alternative Layout PCB height 31.75mm 1.25in Figure 3 Reduced-Height Layout PCB height 28.58mm 1.125in Options Marking • Operating temperature1 Commercial 0°C TA +70°C Industrial TA +85°C • Package None I 184-pin DIMM standard 184-pin DIMM Pb-free • Memory clock, speed, CAS latency 5.0ns 200 MHz , 400 MT/s, CL = 3 -40B 6.0ns 167 MHz , 333 MT/s, CL = 7.5ns 133 MHz , 266 MT/s, CL = 22 7.5ns 133 MHz , 266 MT/s, CL = 22 7.5ns 133 MHz , 266 MT/s, CL = -335 -262 -26A -265 Notes Contact Micron for industrial temperature module offerings. Not recommended for new designs. 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. 256MB, 512MB x64, SR 184-Pin DDR SDRAM UDIMM Features Table 1 Key Timing Parameters Speed Grade -40B -335 -262 -26A -265 Table 2: Industry Data Rate MT/s tRCD Nomenclature CL = 3

PDF Datasheet Preview

256MB, 512MB x64, SR 184-Pin DDR SDRAM UDIMM Features

DDR SDRAM UDIMM

MT8VDDT3264A 256MB MT8VDDT6464A 512MB

For component data sheets, refer to Micron’s Web site:
• 184-pin, unbuffered dual in-line memory module UDIMM
• Fast data transfer rates PC2100, PC2700, or PC3200
• 256MB 32 Meg x 64 , and 512MB 64 Meg x 64
• VDD = VDDQ = +2.5V -40B VDD = VDDQ
• VDDSPD = +2.3V to +3.6V
• 2.5V I/O SSTL_2-compatible
• Internal pipelined double data rate DDR
2n-prefetch architecture
• Bidirectional data strobe DQS transmitted/
received with is, source-synchronous data capture
• Differential clock inputs CK and CK#
• Multiple internal device banks for concurrent operation
• Single rank
• Selectable burst lengths BL 2, 4, or 8
• Auto precharge option
• Auto refresh and self refresh modes 7.8125µs maximum average periodic refresh interval
• Serial presence-detect SPD with EEPROM
• Selectable CAS latency CL for maximum compatibility
• Gold edge contacts
184-Pin UDIMM MO-206 Figures

Figure 1 Standard Layout

PCB height 31.75mm 1.25in

Figure 2 Alternative Layout PCB height 31.75mm 1.25in

Figure 3 Reduced-Height Layout

PCB height 28.58mm 1.125in

Options

Marking
• Operating temperature1

Commercial 0°C TA +70°C Industrial TA +85°C
• Package

None I
184-pin DIMM standard
184-pin DIMM Pb-free
• Memory clock, speed, CAS latency
5.0ns 200 MHz , 400 MT/s, CL = 3
-40B
6.0ns 167 MHz , 333 MT/s, CL = 7.5ns 133 MHz , 266 MT/s, CL = 22 7.5ns 133 MHz , 266 MT/s, CL = 22 7.5ns 133 MHz , 266 MT/s, CL =
-335 -262 -26A -265

Notes Contact Micron for industrial temperature module offerings.

Not recommended for new designs.

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.
256MB, 512MB x64, SR 184-Pin DDR SDRAM UDIMM Features

Table 1 Key Timing Parameters

Speed Grade
-40B -335 -262 -26A -265

Table 2:

Industry

Data Rate MT/s
tRCD

Nomenclature

CL = 3

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Datasheet ID: MT8VDDT6464AY-40BF4 648486