MT8JTF12864AY-1G1 Micron Semiconductor Products, MT8JTF12864AY-1G1 Datasheet
MT8JTF12864AY-1G1
Related parts for MT8JTF12864AY-1G1
MT8JTF12864AY-1G1 Summary of contents
Page 1
... DDR3 SDRAM UDIMM MT8JTF12864AY – 1GB MT8JTF25664AY – 2GB For component data sheets, refer to Micron’s Web site: Features • DDR3 functionality and operations supported as per component data sheet • 240-pin, unbuffered dual in-line memory module (UDIMM) • Fast data transfer rates: PC3-10600, PC3-8500, or PC3-6400 • ...
Page 2
... 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), designating component and PCB revisions. Consult factory for current revision codes. Example: MT8JTF12864AY-1G1B1. PDF: 09005aef82b21119/Source: 09005aef82b2112c JTF8c128_256x64AY.fm - Rev. A 7/07 EN ...
Page 3
Pin Assignments and Descriptions Table 5: Pin Assignment 240-Pin UDIMM Front Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin Symbol Pin DQ25 61 REF ...
Page 4
Table 6: Pin Description Symbol Type A0–A14 Input Address inputs: Provide the row address for ACTIVE commands and the column address and auto precharge bit for READ/WRITE commands to select one location out of the memory array in the respective ...
Page 5
Functional Block Diagram Figure 2: Functional Block Diagram S0# DQS0# DQS0 DM0 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 V DQS1# DQS1 DM1 DQ8 DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 V DQS2# DQS2 DM2 DQ16 DQ17 DQ18 DQ19 ...
Page 6
... General Description The MT8JTF12864AY and MT8JTF25664AY DDR3 SDRAM modules are high-speed, CMOS, dynamic random-access 1GB and 2GB memory modules organized in a x64 configuration. These DDR3 SDRAM modules use internally configured 8-bank 1Gb and 2Gb DDR3 SDRAM devices. DDR3 SDRAM modules use double data rate architecture to achieve high-speed opera- tion ...
Page 7
Electrical Specifications Stresses greater than those listed in Table 7, may cause permanent damage to the module. This is a stress rating only, and functional operation of the module at these or any other conditions outside those indicated in the ...
Page 8
Table 9: Module and Component Speed Grades DDR3 components must be able to meet or exceed the listed speed grade. Module Speed Grade -1G4 -1G3 -1G1 -1G0 -80C -80B PDF: 09005aef82b21119/Source: 09005aef82b2112c JTF8c128_256x64AY.fm - Rev. A 7/07 EN 1GB, 2GB ...
Page 9
I Specifications DD Table 10: DDR3 I Specifications and Conditions – 1GB DD Values shown for each data rate are for the MT41J128M8 DDR3 SDRAM only and are computed from values specified in the 1Gb (128 Meg x 8) component ...
Page 10
Serial Presence-Detect Table 12: Serial Presence-Detect EEPROM DC Operating Conditions All voltages referenced to V Parameter/Condition Supply voltage Input high voltage: Logic 1; All inputs Input low voltage: Logic 0; All inputs Output low voltage 3mA OUT Input ...
Page 11
Table 14: Serial Presence-Detect Matrix Byte Description 0 CRC coverage EEPROM device size Number of SPD bytes written 1 SPD revision 2 DRAM device type (technology) 3 Module type (form factor) 4 SDRAM device density and internal banks 5 SDRAM ...
Page 12
Table 14: Serial Presence-Detect Matrix (continued) Byte Description 22 MIN active-to-precharge delay time ( LSB 23 MIN active-to-active/refresh ( 24 MIN refresh recovery delay time ( 25 MIN refresh recovery delay time ( 26 MIN internal WRITE-to-READ command delay time ...
Page 13
Module Dimensions Figure 3: 240-Pin DDR3 UDIMM 0.75 (0.03) R (8X 2.50 (0.098) D (2X) 2.30 (0.091) TYP PIN 1 2.20 (0.087) TYP 1.45 (0.057) TYP 54.68 (2.15) TYP 3.05 (0.12) TYP PIN 240 Notes: 1. All dimensions ...