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MT8JTF12864AY-1G4D1

P1-P3P4-P6P7-P9P10-P11
Products and specifications discussed herein are subject to change by Micron without notice.
1GB, 2GB (x64, SR) 240-Pin DDR3 SDRAM UDIMM
Features
PDF: 09005aef82b21119/Source: 09005aef82b2112c Micron Technology, Inc., reserves the right to change products or specifications without notice.
JTF8c128_256x64AY.fm - Rev. B 6/08 EN
1 ©2007 Micron Technology, Inc. All rights reserved.
DDR3 SDRAM UDIMM
MT8JTF12864A – 1GB
MT8JTF25664A – 2GB
For component data sheets, refer to Micron’s Web site: www.micron.com
Features
• DDR3 functionality and operations supported as
defined in the component data sheet
• 240-pin, unbuffered dual in-line memory module
(UDIMM)
• Fast data transfer rates: PC3-10600, PC3-8500,
or PC3-6400
• 1GB (128 Meg x 64), 2GB (256 Meg x 64)
•V
DD = VDDQ = +1.5V ±0.075V
•V
DDSPD = +3.0V to +3.6V
• Reset pin for improved system stability
• Nominal and dynamic on-die termination (ODT) for
data, strobe, and mask signals
• Single rank
• Fixed burst chop (BC) of 4 and burst length (BL) of 8
via the mode register set (MRS)
• Adjustable data-output drive strength
• Serial presence-detect (SPD) EEPROM
• Gold edge contacts
•Lead-free
• Fly-by topology
• Terminated control, command, and address bus
Figure 1: 240-Pin UDIMM (MO-269 R/C A)
Notes: 1. Contact Micron for industrial temperature
module offerings.
2. Not recommended for new designs.
Options Marking
• Operating temperature
1
– Commercial (0°C ≤ T
A
≤ +70°C) None
– Industrial (–40°C ≤ T
A
≤ +85°C) I
•Package
– 240-pin DIMM (lead-free) Y
• Frequency/CAS latency
– 1.5ns @ CL = 9 (DDR3-1333) -1G4
– 1.5ns @ CL = 10 (DDR3-1333)
2
-1G3
– 1.87ns @ CL = 7 (DDR3-1066) -1G1
– 1.87ns @ CL = 8 (DDR3-1066)
2
-1G0
– 2.5ns @ CL = 5 (DDR3-800)
2
-80C
– 2.5ns @ CL = 6 (DDR3-800)
2
-80B
PCB height: 30mm (1.18in)
Table 1: Key Timing Parameters
Speed
Grade
Industry
Nomenclature
Data Rate (MT/s)
t
RCD
(ns)
t
RP
(ns)
t
RC
(ns)CL = 10 CL = 9 CL = 8 CL = 7 CL = 6 CL = 5
-1G4 PC3-10600 1333 1333 1066 1066 800 – 13.5 13.5 49.5
-1G3 PC3-10600 1333 – 1066 – 800 – 15 15 51
-1G1 PC3-8500 – – 1066 1066 800 – 13.125 13.125 50.625
-1G0 PC3-8500 – – 1066 – 800 – 15 15 52.5
-80C PC3-6400 – – – – 800 800 12.5 12.5 50
-80B PC3-6400 – – – – 800 – 15 15 52.5
PDF: 09005aef82b21119/Source: 09005aef82b2112c Micron Technology, Inc., reserves the right to change products or specifications without notice.
JTF8c128_256x64AY.fm - Rev. B 6/08 EN
2 ©2007 Micron Technology, Inc. All rights reserved
1GB, 2GB (x64, SR) 240-Pin DDR3 SDRAM UDIMM
Features
Notes: 1. Data sheets for the base device parts can be found on Micron’s Web site.
2. All part numbers end with a two-place code (not shown) that designates component and
PCB revisions. Consult factory for current revision codes. Example: MT8JTF12864AY-1G1D1
.
Table 2: Addressing
Parameter 1GB 2GB
Refresh count 8K 8K
Row address 16K (A[13:0]) 32K (A[14:0])
Device bank address 8 (BA[2:0]) 8 (BA[2:0])
Device configuration 1Gb (128 Meg x 8) 2Gb (256 Meg x 8)
Column address 1K (A[9:0]) 1K (A[9:0])
Module rank address 1 (S0#) 1 (S0#)
Table 3: Part Numbers and Timing Parameters – 1GB Modules
Base device: MT41J128M8,
1
1Gb DDR3 SDRAM
Part Number
2
Module
Density
Configuration
Module
Bandwidth
Memory Clock/
Data Rate
Clock Cycles
(CL-
t
RCD-
t
RP)
MT8JTF12864A(I)Y-1G4__ 1GB 128 Meg x 64 10.6 GB/s 1.5ns/1333 MT/s 9-9-9
MT8JTF12864A(I)Y-1G3__ 1GB 128 Meg x 64 10.6 GB/s 1.5ns/1333 MT/s 10-10-10
MT8JTF12864A(I)Y-1G1__ 1GB 128 Meg x 64 8.5 GB/s 1.87ns/1066 MT/s 7-7-7
MT8JTF12864A(I)Y-1G0__ 1GB 128 Meg x 64 8.5 GB/s 1.87ns/1066 MT/s 8-8-8
MT8JTF12864A(I)Y-80C__ 1GB 128 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 5-5-5
MT8JTF12864A(I)Y-80B__ 1GB 128 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 6-6-6
Table 4: Part Numbers and Timing Parameters – 2GB Modules
Base device: MT41J256M8,
1
2Gb DDR3 SDRAM
Part Number
2
Module
Density Configuration
Module
Bandwidth
Memory Clock/
Data Rate
Clock Cycles
(CL-
t
RCD-
t
RP)
MT8JTF25664A(I)Y-1G4__ 2GB 256 Meg x 64 10.6 GB/s 1.5ns/1333 MT/s 9-9-9
MT8JTF25664A(I)Y-1G3__ 2GB 256 Meg x 64 10.6 GB/s 1.5ns/1333 MT/s 10-10-10
MT8JTF25664A(I)Y-1G1__ 2GB 256 Meg x 64 8.5 GB/s 1.87ns/1066 MT/s 7-7-7
MT8JTF25664A(I)Y-1G0__ 2GB 256 Meg x 64 8.5 GB/s 1.87ns/1066 MT/s 8-8-8
MT8JTF25664A(I)Y-80C__ 2GB 256 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 5-5-5
MT8JTF25664A(I)Y-80B__ 2GB 256 Meg x 64 6.4 GB/s 2.5ns/800 MT/s 6-6-6
PDF: 09005aef82b21119/Source: 09005aef82b2112c Micron Technology, Inc., reserves the right to change products or specifications without notice.
JTF8c128_256x64AY.fm - Rev. B 6/08 EN
3 ©2007 Micron Technology, Inc. All rights reserved
1GB, 2GB (x64, SR) 240-Pin DDR3 SDRAM UDIMM
Pin Assignments and Descriptions
Pin Assignments and Descriptions
Notes: 1. Pin 172 is NC for 1GB and A14 for 2GB.
Table 5: Pin Assignments
240-Pin DDR3 UDIMM Front 240-Pin DDR3 UDIMM Back
Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol
1VREFDQ 31 DQ25 61 A2 91 DQ41 121 VSS 151 VSS 181 A1 211 VSS
2VSS 32 VSS 62 VDD 92 VSS 122 DQ4 152 DM3 182 VDD 212 DM5
3 DQ0 33 DQS3# 63 CK1 93 DQS5# 123 DQ5 153 NC 183 V
DD 213 NC
4 DQ1 34 DQS3 64 CK1# 94 DQS5 124 VSS 154 VSS 184 CK0 214 VSS
5VSS 35 VSS 65 VDD 95 VSS 125 DM0 155 DQ30 185 CK0# 215 DQ46
6 DQS0# 36 DQ26 66 V
DD 96 DQ42 126 NC 156 DQ31 186 VDD 216 DQ47
7 DQS0 37 DQ27 67 VREFCA 97 DQ43 127 VSS 157 VSS 187 NC 217 VSS
8VSS 38 VSS 68 NC 98 VSS 128 DQ6 158 NC 188 A0 218 DQ52
9DQ239NC69V
DD 99 DQ48 129 DQ7 159 NC 189 VDD 219 DQ53
10 DQ3 40 NC 70 A10 100 DQ49 130 VSS 160 VSS 190 BA1 220 VSS
11 VSS 41 VSS 71 BA0 101 VSS 131 DQ12 161 NC 191 VDD 221 DM6
12 DQ8 42 NC 72 V
DD 102 DQS6# 132 DQ13 162 NC 192 RAS# 222 NC
13 DQ9 43 NC 73 WE# 103 DQS6 133 VSS 163 VSS 193 S0# 223 VSS
14 VSS 44 VSS 74 CAS# 104 VSS 134 DM1 164 NC 194 VDD 224 DQ54
15 DQS1# 45 NC 75 V
DD 105 DQ50 135 NC 165 NC 195 ODT0 225 DQ55
16 DQS1 46 NC 76 NC 106 DQ51 136 VSS 166 VSS 196 A13 226 VSS
17 VSS 47 VSS 77 NC 107 VSS 137 DQ14 167 NC 197 VDD 227 DQ60
18 DQ10 48 NC 78 V
DD 108 DQ56 138 DQ15 168 RESET# 198 NC 228 DQ61
19 DQ11 49 NC 79 NC 109 DQ57 139 VSS 169 NC 199 VSS 229 VSS
20 VSS 50 CKE0 80 VSS 110 VSS 140 DQ20 170 VDD 200 DQ36 230 DM7
21 DQ16 51 V
DD 81 DQ32 111 DQS7# 141 DQ21 171 NC 201 DQ37 231 NC
22 DQ17 52 BA2 82 DQ33 112 DQS7 142 VSS 172 NC/A14
1
202 VSS 232 VSS
23 VSS 53 NC 83 VSS 113 VSS 143 DM2 173 VDD 203 DM4 233 DQ62
24 DQS2# 54 V
DD 84 DQS4# 114 DQ58 144 NC 174 A12 204 NC 234 DQ63
25 DQS2 55 A11 85 DQS4 115 DQ59 145 V
SS 175 A9 205 VSS 235 VSS
26 VSS 56 A7 86 VSS 116 VSS 146 DQ22 176 VDD 206 DQ38 236 VDDSPD
27 DQ18 57 VDD 87 DQ34 117 SA0 147 DQ23 177 A8 207 DQ39 237 SA1
28 DQ19 58 A5 88 DQ35 118 SCL 148 VSS 178 A6 208 VSS 238 SDA
29 V
SS 59 A4 89 VSS 119 SA2 149 DQ28 179 VDD 209 DQ44 239 VSS
30 DQ24 60 VDD 90 DQ40 120 VTT 150 DQ29 180 A3 210 DQ45 240 VTT
P1-P3P4-P6P7-P9P10-P11

MT8JTF12864AY-1G4D1

Mfr. #:
Buy MT8JTF12864AY-1G4D1
Manufacturer:
Micron
Description:
MODULE DDR3 SDRAM 1GB 240UDIMM
Lifecycle:
New from this manufacturer.
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