240 DRAM 2,400+

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Part RoHS Manufacturer Memory IC Type Temperature Grade No. of Terminals Package Code Refresh Cycles Package Shape Package Body Material Access Mode Surface Mount No. of Functions Technology Screening Level Nominal Negative Supply Voltage Terminal Form Parallel or Serial Operating Mode Maximum Supply Current No. of Words Sequential Burst Length Self Refresh Input/Output Type Nominal Supply Voltage / Vsup (V) Mixed Memory Type Power Supplies (V) Memory Width Package Style (Meter) Package Equivalence Code Alternate Memory Width Sub-Category Terminal Pitch Maximum Operating Temperature Reverse Pinout Output Characteristics Organization No. of Words Code Minimum Standby Voltage Minimum Operating Temperature Terminal Finish Terminal Position No. of Ports JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Maximum Seated Height Maximum Clock Frequency (fCLK) Width Qualification Memory Density Minimum Supply Voltage (Vsup) Additional Features JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Maximum Standby Current Interleaved Burst Length Length Maximum Access Time

MT9HTF12872FY-667EXX

Micron Technology

DDR DRAM MODULE

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

134217728 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

128MX72

128M

GOLD

DUAL

1

R-XDMA-N240

1.9 V

5.1 mm

30.35 mm

Not Qualified

9663676416 bit

1.7 V

AUTO/SELF REFRESH

e4

133.35 mm

MT16HTF25664AY-40E

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

2136 mA

268435456 words

COMMON

1.8

1.8

64

MICROELECTRONIC ASSEMBLY

DIMM240,40

DRAMs

1 mm

55 Cel

3-STATE

256MX64

256M

0 Cel

MATTE TIN

DUAL

R-PDMA-N240

1

200 MHz

Not Qualified

17179869184 bit

e3

.112 Amp

.6 ns

MT36HTJ25672Y-53EXX

Micron Technology

DDR DRAM MODULE

OTHER

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

85 Cel

256MX72

256M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.9 V

Not Qualified

19327352832 bit

1.7 V

AUTO/SELF REFRESH

e4

.5 ns

MT18KDF25672PZ-1G1XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

YES

1.35

72

MICROELECTRONIC ASSEMBLY

70 Cel

256MX72

256M

0 Cel

DUAL

1

R-XDMA-N240

1.45 V

Not Qualified

19327352832 bit

1.283 V

AUTO/SELF REFRESH

MT36KSZF1G72PZ-1G1XX

Micron Technology

DDR3 DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

1073741824 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

70 Cel

1GX72

1G

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.575 V

30.5 mm

7.25 mm

Not Qualified

77309411328 bit

1.425 V

AUTO/SELF REFRESH; WD-MAX

e4

133.35 mm

MT16KTF2G64AZ-1G1XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

2147483648 words

YES

1.35

64

MICROELECTRONIC ASSEMBLY

1 mm

70 Cel

2GX64

2G

0 Cel

DUAL

1

R-XDMA-N240

1.45 V

30.5 mm

4 mm

137438953472 bit

1.283 V

AUTO/SELF REFRESH; WD-MAX; ALSO OPERATES AT 1.5V NOMINAL SUPPLY

133.35 mm

MT9JBF12872PY-1G6XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

134217728 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

1 mm

70 Cel

128MX72

128M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.575 V

18 mm

Not Qualified

9663676416 bit

1.425 V

AUTO/SELF REFRESH

e4

133.35 mm

MT36KSZF51272PDZ-80CF1

Micron Technology

DDR3L DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

FOUR BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.35

72

MICROELECTRONIC ASSEMBLY

70 Cel

512MX72

512M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.45 V

Not Qualified

38654705664 bit

1.283 V

AUTO/SELF REFRESH

e4

MT9KSF25672PZ-1G6XX

Micron Technology

DDR3L DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

1.35

72

MICROELECTRONIC ASSEMBLY

70 Cel

256MX72

256M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.45 V

4 mm

30.175 mm

Not Qualified

19327352832 bit

1.283 V

AUTO REFRESH

e4

133.35 mm

MT18JSF51272PZ-1G6XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

70 Cel

512MX72

512M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.575 V

4 mm

30.175 mm

Not Qualified

38654705664 bit

1.425 V

SELF CONTAINED REFRESH

e4

133.35 mm

MT18JSF51272AZ-1G6M1

Micron Technology

DDR3 DRAM MODULE

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

536870912 words

COMMON

1.5

1.5

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

Other Memory ICs

1 mm

70 Cel

3-STATE

512MX72

512M

0 Cel

GOLD

DUAL

R-PDMA-N240

800 MHz

Not Qualified

38654705664 bit

e4

MT18JSF2G72PDZ-1G1XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

2147483648 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

1 mm

70 Cel

2GX72

2G

0 Cel

DUAL

1

R-XDMA-N240

1.575 V

30.5 mm

4 mm

154618822656 bit

1.425 V

AUTO/SELF REFRESH; WD-MAX

133.35 mm

MT36JDZS51272DIZ-80CXX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

85 Cel

512MX72

512M

-40 Cel

GOLD

DUAL

1

R-XDMA-N240

1.575 V

18.9 mm

Not Qualified

38654705664 bit

1.425 V

AUTO/SELF REFRESH

e4

133.35 mm

MT9JSF25672PZ-1G1D1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

1.5

72

MICROELECTRONIC ASSEMBLY

70 Cel

256MX72

256M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.575 V

4 mm

30.175 mm

Not Qualified

19327352832 bit

1.425 V

AUTO REFRESH

e4

133.35 mm

MT18HTF51272AIZ-800XX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

1 mm

85 Cel

512MX72

512M

-40 Cel

DUAL

1

R-XDMA-N240

1.9 V

30.5 mm

30 mm

Not Qualified

38654705664 bit

1.7 V

AUTO/SELF REFRESH

133.35 mm

MT18HVF6472PY-53E

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

4320 mA

67108864 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

DRAMs

1 mm

55 Cel

3-STATE

64MX72

64M

0 Cel

DUAL

R-PDMA-N240

267 MHz

Not Qualified

4831838208 bit

.09 Amp

.5 ns

MT9HTF3272PY-667

Micron Technology

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

33554432 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

Other Memory ICs

1 mm

55 Cel

3-STATE

32MX72

32M

0 Cel

MATTE TIN

DUAL

R-PDMA-N240

1

333 MHz

Not Qualified

2415919104 bit

e3

.045 Amp

.45 ns

MT16JTF51264AIY-1G3B1

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

5120 mA

536870912 words

COMMON

1.5,3.3

64

MICROELECTRONIC ASSEMBLY

DIMM240,40

DRAMs

1 mm

85 Cel

3-STATE

512MX64

512M

-40 Cel

DUAL

R-PDMA-N240

667 MHz

Not Qualified

34359738368 bit

.16 Amp

MT36KSZF1G72LDZ-1G4M1A5

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

MULTI BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

1073741824 words

YES

1.35

72

MICROELECTRONIC ASSEMBLY

1 mm

70 Cel

1GX72

1G

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.45 V

30.5 mm

77309411328 bit

1.283 V

AUTO/SELF REFRESH

e4

133.35 mm

MT18HTF12872DG-40EC2

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

134217728 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

55 Cel

128MX72

128M

0 Cel

DUAL

1

R-XDMA-N240

1.9 V

Not Qualified

9663676416 bit

1.7 V

AUTO/SELF REFRESH

30

235

.6 ns

MT18HVF12872PD-40EXX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

134217728 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

128MX72

128M

0 Cel

DUAL

1

R-XDMA-N240

1.9 V

Not Qualified

9663676416 bit

1.7 V

AUTO/SELF REFRESH

30

235

MT4HTF3264AG-53EXX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

33554432 words

YES

1.8

64

MICROELECTRONIC ASSEMBLY

55 Cel

32MX64

32M

0 Cel

DUAL

1

R-XDMA-N240

1.9 V

Not Qualified

2147483648 bit

1.7 V

AUTO/SELF REFRESH

30

235

.5 ns

MT36HVS51272PY-800XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

512MX72

512M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.9 V

3.99 mm

17.9 mm

Not Qualified

38654705664 bit

1.7 V

AUTO/SELF REFRESH

e4

133.35 mm

MT36HTF25672PY-53E

Micron Technology

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

7200 mA

268435456 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

Other Memory ICs

1 mm

55 Cel

3-STATE

256MX72

256M

0 Cel

MATTE TIN

DUAL

R-PDMA-N240

1

267 MHz

Not Qualified

19327352832 bit

e3

.5 ns

MT42L128M32D1MC-18WT:A

Micron Technology

LPDDR2 DRAM

240

VFBGA

SQUARE

PLASTIC/EPOXY

MULTI BANK PAGE BURST

YES

1

CMOS

BALL

SYNCHRONOUS

134217728 words

YES

1.8

32

GRID ARRAY, VERY THIN PROFILE, FINE PITCH

.5 mm

128MX32

128M

BOTTOM

1

S-PBGA-B240

1.95 V

.8 mm

14 mm

4294967296 bit

1.7 V

SELF REFRESH; IT ALSO REQUIRES 1.2V NOM

14 mm

MT18HTF6472PDY-667

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

3240 mA

67108864 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

DRAMs

1 mm

55 Cel

3-STATE

64MX72

64M

0 Cel

DUAL

R-PDMA-N240

333 MHz

Not Qualified

4831838208 bit

.09 Amp

.45 ns

MT8JTF25664AY-80CB1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

3200 mA

268435456 words

COMMON

1.5,3.3

64

MICROELECTRONIC ASSEMBLY

DIMM240,40

DRAMs

1 mm

70 Cel

3-STATE

256MX64

256M

0 Cel

DUAL

R-PDMA-N240

400 MHz

Not Qualified

17179869184 bit

.08 Amp

.4 ns

MT16JTF51264AIZ-1G6XX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.5

64

MICROELECTRONIC ASSEMBLY

1 mm

85 Cel

512MX64

512M

-40 Cel

GOLD

DUAL

1

R-XDMA-N240

1.575 V

30.5 mm

Not Qualified

34359738368 bit

1.425 V

AUTO/SELF REFRESH

e4

133.35 mm

MT36KSZF51272PZ-1G4D1

Micron Technology

DDR3 DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

70 Cel

512MX72

512M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.575 V

Not Qualified

38654705664 bit

1.425 V

AUTO/SELF REFRESH

e4

MT9KSF51272AZ-1G1XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.35

72

MICROELECTRONIC ASSEMBLY

1 mm

70 Cel

512MX72

512M

0 Cel

DUAL

1

R-XDMA-N240

1.45 V

30.5 mm

2.7 mm

38654705664 bit

1.283 V

AUTO/SELF REFRESH; WD-MAX; ALSO OPERATES AT 1.5V NOMINAL SUPPLY

133.35 mm

MT18HTF6472PDY-53ED2

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

2205 mA

67108864 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

DRAMs

1 mm

70 Cel

3-STATE

64MX72

64M

0 Cel

MATTE TIN

DUAL

R-PDMA-N240

1

266 MHz

Not Qualified

4831838208 bit

e3

.09 Amp

.5 ns

MT18JSF51272AZ-1G6XX

Micron Technology

DDR3 DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

70 Cel

512MX72

512M

0 Cel

DUAL

1

R-XDMA-N240

1.575 V

4 mm

30.175 mm

Not Qualified

38654705664 bit

1.425 V

AUTO/SELF REFRESH

133.35 mm

MT36HTF51272FZ-80EH1D6

Micron Technology

DDR DRAM MODULE

240

DIMM

8192

RECTANGULAR

UNSPECIFIED

MULTI BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

COMMON

1.8

1.5,1.8

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

Other Memory ICs

1 mm

3-STATE

512MX72

512M

Gold (Au)

DUAL

1

R-XDMA-N240

1.9 V

30.5 mm

400 MHz

4 mm

Not Qualified

38654705664 bit

1.7 V

WD-MAX

e4

133.35 mm

MT36HVZS51272PY-667XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

512MX72

512M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.9 V

3.99 mm

17.9 mm

Not Qualified

38654705664 bit

1.7 V

AUTO/SELF REFRESH

e4

133.35 mm

EBJ34LH4E6PA-GN-F

Micron Technology

DDR3L DRAM MODULE

240

DIMM

RECTANGULAR

UNSPECIFIED

FOUR BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

8220 mA

4294967296 words

YES

COMMON

1.35

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

1 mm

95 Cel

4GX72

4G

0 Cel

DUAL

1

R-XDMA-N240

1.45 V

30.35 mm

8.5 mm

309237645312 bit

1.283 V

133.35 mm

M18HVF12872PTY-800XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

134217728 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

128MX72

128M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.9 V

4 mm

17.9 mm

Not Qualified

9663676416 bit

1.7 V

AUTO/SELF REFRESH

e4

133.35 mm

MT8JTF12864AZ-1G6G1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

4800 mA

134217728 words

COMMON

1.5

1.5

64

MICROELECTRONIC ASSEMBLY

DIMM240,40

DRAMs

1 mm

70 Cel

3-STATE

128MX64

128M

0 Cel

DUAL

R-PDMA-N240

800 MHz

Not Qualified

8589934592 bit

.096 Amp

MT9HTF25672PZ-80EXX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

1 mm

70 Cel

256MX72

256M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.9 V

30.5 mm

19327352832 bit

1.7 V

AUTO/SELF REFRESH

e4

133.35 mm

MT9JDF25672AZ-1G4XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

2147483648 words

YES

1.35

72

MICROELECTRONIC ASSEMBLY

70 Cel

2GX72

2G

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.45 V

18.9 mm

154618822656 bit

1.283 V

AUTO/SELF REFRESH

e4

133.35 mm

MT18HTF25672PDZ-667H1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

8192

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

1728 mA

268435456 words

YES

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

DRAMs

1 mm

70 Cel

3-STATE

256MX72

256M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.9 V

30.5 mm

333 MHz

4 mm

Not Qualified

19327352832 bit

1.7 V

SELF CONTAINED REFRESH; WD-MAX

e4

.126 Amp

133.35 mm

.45 ns

MT18HTF25672G-40E

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

268435456 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

DRAMs

1 mm

55 Cel

3-STATE

256MX72

256M

0 Cel

DUAL

R-PDMA-N240

200 MHz

Not Qualified

19327352832 bit

.6 ns

MT36HTF1G72PZ-800XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

1073741824 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

1 mm

70 Cel

1GX72

1G

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.9 V

30.5 mm

Not Qualified

77309411328 bit

1.7 V

AUTO/SELF REFRESH

e4

133.35 mm

EBJ21EE8BAWA-AC-E

Micron Technology

DDR DRAM MODULE

OTHER

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

85 Cel

256MX72

256M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.575 V

Not Qualified

19327352832 bit

1.425 V

AUTO/SELF REFRESH

e4

MT18JSF1G72PZ-1G9N1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

1073741824 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

1 mm

70 Cel

1GX72

1G

0 Cel

DUAL

1

R-XDMA-N240

1.575 V

30.5 mm

4 mm

77309411328 bit

1.425 V

AUTO/SELF REFRESH; WD-MAX

133.35 mm

MT36JSZF51272PY-1G1D1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

70 Cel

512MX72

512M

0 Cel

Gold (Au)

DUAL

1

R-XDMA-N240

1.575 V

Not Qualified

38654705664 bit

1.425 V

AUTO/SELF REFRESH

e4

30

260

MT36JSZF51272PDY-1G4XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

RECTANGULAR

UNSPECIFIED

FOUR BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

70 Cel

512MX72

512M

0 Cel

GOLD

DUAL

1

R-XDMA-N240

1.575 V

30.5 mm

Not Qualified

38654705664 bit

1.425 V

AUTO/SELF REFRESH

e4

133.35 mm

MT18JDF25672PZ-1G1D1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

70 Cel

256MX72

256M

0 Cel

GOLD

ZIG-ZAG

1

R-XZMA-N240

1.575 V

4 mm

18.75 mm

19327352832 bit

1.425 V

AUTO/SELF REFRESH

e4

133.35 mm

MT18HTF25672PDY-40E

Micron Technology

DDR DRAM MODULE

COMMERCIAL

240

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

4320 mA

268435456 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM240,40

DRAMs

1 mm

55 Cel

3-STATE

256MX72

256M

0 Cel

DUAL

R-PDMA-N240

200 MHz

Not Qualified

19327352832 bit

.09 Amp

.6 ns

DRAM

DRAM, or Dynamic Random Access Memory, is a type of volatile computer memory that stores data in a digital format. It is commonly used in personal computers, laptops, mobile devices, and other digital devices.

DRAM stores digital data as a charge on a capacitor. Each capacitor in DRAM represents one bit of data, and the state of the capacitor is refreshed periodically to maintain its charge. The refreshing process is necessary because the charge on the capacitor leaks over time, leading to data loss. The refreshing process is managed by a control circuitry that is integrated into the DRAM module.

DRAM is an important component of modern computer systems because it provides fast access to data for the processor. DRAM access times are measured in nanoseconds, which is much faster than access times for secondary storage devices like hard drives or solid-state drives. DRAM is also cheaper and more energy-efficient than other types of computer memory.

There are different types of DRAM, including SDRAM (Synchronous DRAM), DDR SDRAM (Double Data Rate Synchronous DRAM), and GDDR SDRAM (Graphics Double Data Rate Synchronous DRAM). These different types of DRAM have different characteristics, such as speed, capacity, and power consumption, and are used in different types of computer systems.

One of the disadvantages of DRAM is that it is volatile, which means that it loses data when the power is turned off. To prevent data loss, DRAM is typically used in conjunction with non-volatile storage devices like hard drives or solid-state drives, which can store data even when the power is turned off.