244 DRAM 404

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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

MT18HVS25672PKZ-80EH1

Micron Technology

DDR2 DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

256MX72

256M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

3.8 mm

18.2 mm

Not Qualified

19327352832 bit

1.7 V

AUTO REFRESH

e4

82 mm

MT9HVF12872PKY-667XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE 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-N244

1.9 V

3.8 mm

18.2 mm

Not Qualified

9663676416 bit

1.7 V

AUTO/SELF REFRESH

e4

82 mm

.45 ns

MT18JSF51272AKZ-1G1XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

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-N244

1.575 V

3.8 mm

30 mm

Not Qualified

38654705664 bit

1.425 V

AUTO/SELF REFRESH

e4

82 mm

MT9JBF51272PKIZ-1G1XX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

85 Cel

512MX72

512M

-40 Cel

DUAL

1

R-XDMA-N244

1.575 V

17.91 mm

3.8 mm

38654705664 bit

1.425 V

SELF REFRESH; WD-MAX

82 mm

MT9HVF3272KY-40EXX

Micron Technology

DDR DRAM MODULE

OTHER

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

33554432 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

85 Cel

32MX72

32M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

Not Qualified

2415919104 bit

1.7 V

AUTO/SELF REFRESH

e4

.6 ns

MT18KBZS1G72PKIZ-1G6XX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

MULTI BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

1073741824 words

YES

1.35

72

MICROELECTRONIC ASSEMBLY

85 Cel

1GX72

1G

-40 Cel

DUAL

1

R-XDMA-N244

1.45 V

17.91 mm

3.8 mm

77309411328 bit

1.283 V

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

82 mm

MT18HTS51272KY-667XX

Micron Technology

SYNCHRONOUS DRAM MODULE

COMMERCIAL

244

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-N244

1.9 V

Not Qualified

38654705664 bit

1.7 V

AUTO/SELF REFRESH

e4

MT18JBZS1G72PKZ-1G6XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

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

DUAL

1

R-XDMA-N244

1.575 V

17.91 mm

3.8 mm

77309411328 bit

1.425 V

SELF REFRESH; WD-MAX

82 mm

MT18HTS51272PKY-667A1

Micron Technology

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

3177 mA

536870912 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

Other Memory ICs

.6 mm

70 Cel

3-STATE

512MX72

512M

0 Cel

MATTE TIN

DUAL

R-PDMA-N244

1

333 MHz

Not Qualified

38654705664 bit

e3

.144 Amp

.45 ns

MT9HTF12872KY-667XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE 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-N244

1.9 V

Not Qualified

9663676416 bit

1.7 V

AUTO/SELF REFRESH

e4

.45 ns

MT9KSF51272AKIZ-1G4XX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.35

72

MICROELECTRONIC ASSEMBLY

85 Cel

512MX72

512M

-40 Cel

DUAL

1

R-XDMA-N244

1.45 V

30.15 mm

3.8 mm

38654705664 bit

1.283 V

SELF REFRESH; IT ALSO REQUIRES 1.5V NOM; WD-MAX

82 mm

MT9HTF12872PKY-667A2

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

2520 mA

134217728 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

DRAMs

.6 mm

70 Cel

3-STATE

128MX72

128M

0 Cel

MATTE TIN

DUAL

R-PDMA-N244

1

333 MHz

Not Qualified

9663676416 bit

e3

MT18HVS51272PKZ-667H1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

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

ZIG-ZAG

1

R-XZMA-N244

1.9 V

3.8 mm

18.2 mm

38654705664 bit

1.7 V

AUTO/SELF REFRESH

e4

82 mm

MT9HTF6472PKY-80EXX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

67108864 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

64MX72

64M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

3.8 mm

30 mm

Not Qualified

4831838208 bit

1.7 V

AUTO/SELF REFRESH

e4

82 mm

MT9JSF25672AKIZ-1G4XX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

85 Cel

256MX72

256M

-40 Cel

DUAL

1

R-XDMA-N244

1.575 V

30.15 mm

3.8 mm

19327352832 bit

1.425 V

AUTO/SELF REFRESH; WD-MAX

82 mm

MT18HVS12872KY-667C2

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

3780 mA

134217728 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

DRAMs

.6 mm

55 Cel

3-STATE

128MX72

128M

0 Cel

DUAL

R-PDMA-N244

333 MHz

Not Qualified

9663676416 bit

.09 Amp

MT18JSF51272AKZ-1G6XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

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-N244

1.575 V

3.8 mm

30 mm

Not Qualified

38654705664 bit

1.425 V

AUTO/SELF REFRESH

e4

82 mm

MT9KSF25672AKIZ-1G6XX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

YES

1.35

72

MICROELECTRONIC ASSEMBLY

85 Cel

256MX72

256M

-40 Cel

DUAL

1

R-XDMA-N244

1.45 V

30.15 mm

3.8 mm

19327352832 bit

1.283 V

SELF REFRESH; IT ALSO REQUIRES 1.5V NOM; WD-MAX

82 mm

MT9HVF6472PKY-40EXX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

67108864 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

64MX72

64M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

3.8 mm

18.2 mm

Not Qualified

4831838208 bit

1.7 V

AUTO/SELF REFRESH

e4

82 mm

.6 ns

MT9HTF3272PKY-53EXX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

33554432 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

55 Cel

32MX72

32M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

Not Qualified

2415919104 bit

1.7 V

AUTO/SELF REFRESH

e4

.5 ns

MT9HVF12872PKZ-80EH1

Micron Technology

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

3015 mA

134217728 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

Other Memory ICs

.6 mm

70 Cel

3-STATE

128MX72

128M

0 Cel

DUAL

R-PDMA-N244

400 MHz

Not Qualified

9663676416 bit

30

260

.063 Amp

MT9HVF3272KY-53E

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

2160 mA

33554432 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

DRAMs

.6 mm

55 Cel

3-STATE

32MX72

32M

0 Cel

DUAL

R-PDMA-N244

267 MHz

Not Qualified

2415919104 bit

.045 Amp

.5 ns

MT18JBZS1G72PKZ-1G4XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

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

DUAL

1

R-XDMA-N244

1.575 V

17.91 mm

3.8 mm

77309411328 bit

1.425 V

SELF REFRESH; WD-MAX

82 mm

MT9HTF6472KY-53EXX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

67108864 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

64MX72

64M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

Not Qualified

4831838208 bit

1.7 V

AUTO/SELF REFRESH

e4

.5 ns

MT9HVF6472Y-40EC2

Micron Technology

DDR DRAM MODULE

OTHER

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

67108864 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

85 Cel

64MX72

64M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

Not Qualified

4831838208 bit

1.7 V

AUTO/SELF REFRESH

e4

.6 ns

MT18JSF51272AKIZ-1G6XX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.5

72

MICROELECTRONIC ASSEMBLY

.6 mm

85 Cel

512MX72

512M

-40 Cel

DUAL

1

R-XDMA-N244

1.575 V

30.15 mm

3.8 mm

38654705664 bit

1.425 V

AUTO/SELF REFRESH; WD-MAX

82 mm

MT9HTF6472PKY-667F1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

2160 mA

67108864 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

DRAMs

.6 mm

70 Cel

3-STATE

64MX72

64M

0 Cel

DUAL

R-PDMA-N244

333 MHz

Not Qualified

4831838208 bit

.063 Amp

MT18HVS25672PKZ-800XX

Micron Technology

DDR2 DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

256MX72

256M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

3.8 mm

18.2 mm

Not Qualified

19327352832 bit

1.7 V

AUTO REFRESH

e4

82 mm

MT9HTF12872PKZ-667XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE 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-N244

1.9 V

3.8 mm

30 mm

Not Qualified

9663676416 bit

1.7 V

AUTO/SELF REFRESH

e4

82 mm

MT9HVF3272PKY-667XX

Micron Technology

DDR DRAM MODULE

OTHER

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

33554432 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

85 Cel

32MX72

32M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

Not Qualified

2415919104 bit

1.7 V

AUTO/SELF REFRESH

e4

.45 ns

MT9HVF12872KY-40EE1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

8192

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

2340 mA

134217728 words

YES

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

DRAMs

.6 mm

70 Cel

3-STATE

128MX72

128M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

3.8 mm

200 MHz

18.2 mm

Not Qualified

9663676416 bit

1.7 V

AUTO/SELF REFRESH

e4

82 mm

.45 ns

MT18HTF25672PKZ-80EM1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

256MX72

256M

0 Cel

DUAL

1

R-XDMA-N244

1.9 V

30.152 mm

3.8 mm

19327352832 bit

1.7 V

PROGRAMMABLE CAS LATENCY; AUTO/SELF REFRESH; WD-MAX

82 mm

MT9KBF51272AKIZ-1G4XX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

536870912 words

YES

1.35

72

MICROELECTRONIC ASSEMBLY

85 Cel

512MX72

512M

-40 Cel

GOLD

DUAL

1

R-XDMA-N244

1.45 V

17.91 mm

38654705664 bit

1.283 V

AUTO/SELF REFRESH

e4

82 mm

MT9HVF6472PKZ-80EXX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

67108864 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

64MX72

64M

0 Cel

DUAL

1

R-XDMA-N244

1.9 V

18.3 mm

3.8 mm

4831838208 bit

1.7 V

SELF REFRESH; WD-MAX

82 mm

MT9JBF51272PKZ-1G4XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

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

DUAL

1

R-XDMA-N244

1.575 V

17.91 mm

3.8 mm

38654705664 bit

1.425 V

SELF REFRESH; WD-MAX

82 mm

MT9HTF3272PKY-667C2

Micron Technology

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

2250 mA

33554432 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

Other Memory ICs

.6 mm

55 Cel

3-STATE

32MX72

32M

0 Cel

MATTE TIN

DUAL

R-PDMA-N244

1

333 MHz

Not Qualified

2415919104 bit

e3

.045 Amp

.45 ns

MT9HTF3272KY-40E

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

2070 mA

33554432 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

DRAMs

.6 mm

55 Cel

3-STATE

32MX72

32M

0 Cel

DUAL

R-PDMA-N244

200 MHz

Not Qualified

2415919104 bit

.6 ns

MT18HVS25672PKY-80EA1

Micron Technology

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

3123 mA

268435456 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

Other Memory ICs

.6 mm

70 Cel

3-STATE

256MX72

256M

0 Cel

MATTE TIN

DUAL

R-PDMA-N244

1

400 MHz

Not Qualified

19327352832 bit

e3

.4 ns

MT9HVF6472PKIZ-667XX

Micron Technology

DDR DRAM MODULE

INDUSTRIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

67108864 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

85 Cel

64MX72

64M

-40 Cel

DUAL

1

R-XDMA-N244

1.9 V

18.3 mm

3.8 mm

4831838208 bit

1.7 V

SELF REFRESH; WD-MAX

82 mm

MT18HTS25672PKY-667XX

Micron Technology

SYNCHRONOUS DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

DUAL BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

268435456 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

256MX72

256M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

3.8 mm

30 mm

Not Qualified

19327352832 bit

1.7 V

AUTO/SELF REFRESH

e4

82 mm

MT5HTF1672KY-667XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

16777216 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

55 Cel

16MX72

16M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

Not Qualified

1207959552 bit

1.7 V

AUTO/SELF REFRESH

e4

.45 ns

MT9HVF6472PKY-800XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

67108864 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

70 Cel

64MX72

64M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

3.8 mm

18.2 mm

Not Qualified

4831838208 bit

1.7 V

AUTO/SELF REFRESH

e4

82 mm

.45 ns

MT9HTF12872PKY-80EA2

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

3015 mA

134217728 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

DRAMs

.6 mm

70 Cel

3-STATE

128MX72

128M

0 Cel

MATTE TIN

DUAL

R-PDMA-N244

1

400 MHz

Not Qualified

9663676416 bit

e3

MT9HVF12872KY-800XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL EXTENDED

244

RECTANGULAR

UNSPECIFIED

SINGLE BANK PAGE BURST

NO

1

CMOS

NO LEAD

SYNCHRONOUS

134217728 words

YES

1.8

72

MICROELECTRONIC ASSEMBLY

85 Cel

128MX72

128M

0 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

Not Qualified

9663676416 bit

1.7 V

AUTO/SELF REFRESH

e4

.45 ns

MT5HTF3272KY-53ED1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

1700 mA

33554432 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

DRAMs

.6 mm

70 Cel

3-STATE

32MX72

32M

0 Cel

MATTE TIN

DUAL

R-PDMA-N244

1

267 MHz

Not Qualified

2415919104 bit

e3

.035 Amp

.5 ns

MT18HTS25672PKIY-667XX

Micron Technology

SYNCHRONOUS DRAM MODULE

INDUSTRIAL

244

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

-40 Cel

GOLD

DUAL

1

R-XDMA-N244

1.9 V

3.8 mm

30 mm

Not Qualified

19327352832 bit

1.7 V

AUTO/SELF REFRESH

e4

82 mm

MT9HTF12872PKZ-667H1

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

8192

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

NO LEAD

1665 mA

134217728 words

COMMON

1.8

1.8

72

MICROELECTRONIC ASSEMBLY

DIMM244,24

DRAMs

.6 mm

70 Cel

3-STATE

128MX72

128M

0 Cel

MATTE TIN

DUAL

R-PDMA-N244

1

333 MHz

Not Qualified

9663676416 bit

e3

.45 ns

MT9JBF25672AKZ-1G6XX

Micron Technology

DDR DRAM MODULE

COMMERCIAL

244

DIMM

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

DUAL

1

R-XDMA-N244

1.575 V

3.8 mm

17.9 mm

Not Qualified

19327352832 bit

1.425 V

AUTO/SELF REFRESH

e4

82 mm

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.