NIBBLE MODE DRAM DRAM 424

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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

KM41C257Z-8

Samsung

NIBBLE MODE DRAM

COMMERCIAL

16

ZIP

256

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

55 mA

262144 words

SEPARATE

5

5

1

IN-LINE

ZIP16,.1

DRAMs

1.27 mm

70 Cel

3-STATE

256KX1

256K

0 Cel

TIN LEAD

ZIG-ZAG

1

R-PZIP-T16

5.5 V

8.26 mm

2.96 mm

Not Qualified

262144 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

e0

20.575 mm

80 ns

KM41C1001BP-10

Samsung

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

512

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

65 mA

1048576 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T18

5.5 V

4.65 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

e0

.001 Amp

22.02 mm

100 ns

KM41C4001AJ-8

Samsung

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

YES

1

CMOS

J BEND

ASYNCHRONOUS

95 mA

4194304 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J20

5.5 V

3.68 mm

7.62 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

e0

.001 Amp

17.145 mm

80 ns

KM41C1001CZ-7

Samsung

NIBBLE MODE DRAM

COMMERCIAL

20

ZIP

512

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

65 mA

1048576 words

SEPARATE

5

5

1

IN-LINE

ZIP20,.1

DRAMs

1.27 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

TIN LEAD

ZIG-ZAG

1

R-PZIP-T20

5.5 V

10.16 mm

2.96 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

e0

.001 Amp

26.165 mm

70 ns

KM41C1001Z-10

Samsung

NIBBLE MODE DRAM

COMMERCIAL

20

ZIP

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

1048576 words

SEPARATE

5

5

1

IN-LINE

ZIP20,.1

DRAMs

1.27 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

TIN LEAD

ZIG-ZAG

R-PZIP-T20

3

Not Qualified

1048576 bit

e0

100 ns

KM41C1001BJ-10

Samsung

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

YES

1

CMOS

J BEND

ASYNCHRONOUS

65 mA

1048576 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J20

5.5 V

3.68 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

e0

.001 Amp

17.145 mm

100 ns

KM41C16101J-7

Samsung

NIBBLE MODE DRAM

COMMERCIAL

24

SOJ

2048

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

YES

1

CMOS

J BEND

ASYNCHRONOUS

100 mA

16777216 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ24/28,.44

DRAMs

1.27 mm

70 Cel

3-STATE

16MX1

16M

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J24

5.5 V

3.66 mm

10.16 mm

Not Qualified

16777216 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

e0

.001 Amp

18.42 mm

70 ns

KM41C1001BP-8

Samsung

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

512

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

75 mA

1048576 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

TIN LEAD

DUAL

1

R-PDIP-T18

5.5 V

4.65 mm

7.62 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

e0

.001 Amp

22.02 mm

80 ns

KMM49257-12

Samsung

NIBBLE MODE DRAM

COMMERCIAL

30

256

PLASTIC/EPOXY

NO

MOS

675 mA

262144 words

COMMON

5

5

9

SIP30,.2

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

Tin/Lead (Sn/Pb)

SINGLE

16.51 mm

Not Qualified

2359296 bit

e0

120 ns

KM41C1001AP-10

Samsung

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

65 mA

1048576 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

TIN LEAD

DUAL

R-PDIP-T18

3

Not Qualified

1048576 bit

e0

.001 Amp

100 ns

KM41C1001AJ-8

Samsung

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

75 mA

1048576 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

TIN LEAD

DUAL

R-PDSO-J20

3

Not Qualified

1048576 bit

e0

.001 Amp

80 ns

KMM59257-12

Samsung

NIBBLE MODE DRAM

COMMERCIAL

30

SIMM

256

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

NO LEAD

675 mA

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

R-PSMA-N30

16.51 mm

Not Qualified

2359296 bit

120 ns

KM41C4001BV-7

Samsung

NIBBLE MODE DRAM

COMMERCIAL

20

TSOP1

1024

RECTANGULAR

PLASTIC/EPOXY

NIBBLE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

80 mA

4194304 words

SEPARATE

5

5

1

SMALL OUTLINE, THIN PROFILE

TSSOP20/24,.63,20

DRAMs

.5 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

TIN LEAD

DUAL

1

R-PDSO-G20

5.5 V

1.2 mm

6 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

e0

.001 Amp

14.4 mm

70 ns

MT4257MN-12

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

22

512

PLASTIC/EPOXY

NO

CMOS

262144 words

COMMON

4

SIP22,.2

DRAMs

2.54 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

Tin/Lead (Sn/Pb)

SINGLE

Not Qualified

1048576 bit

e0

120 ns

MT4C1025-15

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

1048576 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T18

Not Qualified

1048576 bit

e0

150 ns

MT4C1005Z-12

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

60 mA

4194304 words

SEPARATE

5

5

1

IN-LINE

ZIP20,.1

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T20

Not Qualified

4194304 bit

e0

.0005 Amp

120 ns

MT4C1025-8

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

1048576 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T18

Not Qualified

1048576 bit

e0

80 ns

MT9257M-20

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

30

SIMM

256

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

NO LEAD

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

R-PSMA-N30

16.51 mm

Not Qualified

2359296 bit

200 ns

MT9257M-10

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

30

SIMM

256

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

NO LEAD

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

R-PSMA-N30

16.51 mm

Not Qualified

2359296 bit

100 ns

MT9257M-12

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

30

SIMM

256

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

NO LEAD

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

R-PSMA-N30

16.51 mm

Not Qualified

2359296 bit

120 ns

MT4C1005-12

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

1024

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

60 mA

4194304 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T18

Not Qualified

4194304 bit

e0

.0005 Amp

120 ns

MT4C1005Z-10

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

60 mA

4194304 words

SEPARATE

5

5

1

IN-LINE

ZIP20,.1

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T20

Not Qualified

4194304 bit

e0

.0005 Amp

100 ns

MT4C1025C-15

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

512

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

1048576 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T18

Not Qualified

1048576 bit

e0

150 ns

MT4C1025Z-15

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

20

ZIP

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

1048576 words

SEPARATE

5

5

1

IN-LINE

ZIP20,.1

DRAMs

1.27 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T20

Not Qualified

1048576 bit

e0

150 ns

MT4257MN-20

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

22

512

PLASTIC/EPOXY

NO

CMOS

262144 words

COMMON

4

SIP22,.2

DRAMs

2.54 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

Tin/Lead (Sn/Pb)

SINGLE

Not Qualified

1048576 bit

e0

200 ns

MT4C1025-12

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

1048576 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T18

Not Qualified

1048576 bit

e0

120 ns

MT4C1025DJ-15

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

1048576 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J20

Not Qualified

1048576 bit

e0

150 ns

MT4C1005C-8

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

1024

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

60 mA

4194304 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T18

Not Qualified

4194304 bit

e0

.0005 Amp

80 ns

MT4C1005DJ-12

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

60 mA

4194304 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J20

Not Qualified

4194304 bit

e0

.0005 Amp

120 ns

MT4C1005Z-8

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

20

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

60 mA

4194304 words

SEPARATE

5

5

1

IN-LINE

ZIP20,.1

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

ZIG-ZAG

R-PZIP-T20

Not Qualified

4194304 bit

e0

.0005 Amp

80 ns

MT4C1005DJ-10

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

60 mA

4194304 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J20

Not Qualified

4194304 bit

e0

.0005 Amp

100 ns

MT9257M-15

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

30

SIMM

256

RECTANGULAR

PLASTIC/EPOXY

NO

MOS

NO LEAD

262144 words

COMMON

5

5

9

MICROELECTRONIC ASSEMBLY

SIM30

DRAMs

2.54 mm

70 Cel

3-STATE

256KX9

256K

0 Cel

SINGLE

R-PSMA-N30

16.51 mm

Not Qualified

2359296 bit

150 ns

MT4C1005C-12

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

1024

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

60 mA

4194304 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T18

Not Qualified

4194304 bit

e0

.0005 Amp

120 ns

MT4C1005C-10

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

1024

RECTANGULAR

CERAMIC

NO

CMOS

THROUGH-HOLE

60 mA

4194304 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T18

Not Qualified

4194304 bit

e0

.0005 Amp

100 ns

MT4257MN-15

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

22

512

PLASTIC/EPOXY

NO

CMOS

262144 words

COMMON

4

SIP22,.2

DRAMs

2.54 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

Tin/Lead (Sn/Pb)

SINGLE

Not Qualified

1048576 bit

e0

150 ns

MT4C1025-10

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

512

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

1048576 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

1MX1

1M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T18

Not Qualified

1048576 bit

e0

100 ns

MT4C1005-10

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

1024

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

60 mA

4194304 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T18

Not Qualified

4194304 bit

e0

.0005 Amp

100 ns

MT4C1005-8

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

18

DIP

1024

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

THROUGH-HOLE

60 mA

4194304 words

SEPARATE

5

5

1

IN-LINE

DIP18,.3

DRAMs

2.54 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T18

Not Qualified

4194304 bit

e0

.0005 Amp

80 ns

MT4C1005DJ-8

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

20

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

60 mA

4194304 words

SEPARATE

5

5

1

SMALL OUTLINE

SOJ20/26,.34

DRAMs

1.27 mm

70 Cel

3-STATE

4MX1

4M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J20

Not Qualified

4194304 bit

e0

.0005 Amp

80 ns

MT4257MN-10

Micron Technology

NIBBLE MODE DRAM

COMMERCIAL

22

512

PLASTIC/EPOXY

NO

CMOS

262144 words

COMMON

4

SIP22,.2

DRAMs

2.54 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

Tin/Lead (Sn/Pb)

SINGLE

Not Qualified

1048576 bit

e0

100 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.