28 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

TC5116800ANT-60

Toshiba

OTHER DRAM

28

TSOP2

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

2097152 words

5

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

2MX8

2M

DUAL

1

R-PDSO-G28

5.5 V

1.2 mm

10.16 mm

Not Qualified

16777216 bit

4.5 V

18.41 mm

60 ns

TC51V17800CJ-50

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

2097152 words

3.3

8

SMALL OUTLINE

1.27 mm

70 Cel

2MX8

2M

0 Cel

DUAL

1

R-PDSO-J28

3.6 V

3.7 mm

10.16 mm

Not Qualified

16777216 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

18.42 mm

50 ns

TC514900AJ-80

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

524288 words

5

9

SMALL OUTLINE

1.27 mm

70 Cel

512KX9

512K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J28

5.5 V

3.7 mm

10.16 mm

Not Qualified

4718592 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

e0

18.42 mm

80 ns

TC5116400BJ-70

Toshiba

OTHER DRAM

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

4194304 words

5

4

SMALL OUTLINE

4MX4

4M

DUAL

1

R-PDSO-J28

5.5 V

Not Qualified

16777216 bit

4.5 V

70 ns

TC5117805CJ-50

Toshiba

EDO DRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE WITH EDO

YES

1

CMOS

J BEND

ASYNCHRONOUS

2097152 words

5

8

SMALL OUTLINE

1.27 mm

70 Cel

2MX8

2M

0 Cel

DUAL

1

R-PDSO-J28

5.5 V

3.7 mm

10.16 mm

Not Qualified

16777216 bit

4.5 V

RAS ONLY CAS BEFORE RAS /HIDDEN REFRESH

18.42 mm

50 ns

TC5117800BNJ-60

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

2048

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

130 mA

2097152 words

NO

COMMON

5

5

8

SMALL OUTLINE

SOJ28,.44

DRAMs

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J28

Not Qualified

16777216 bit

e0

.001 Amp

60 ns

TC524258BFT-80

Toshiba

VIDEO DRAM

28

TSOP2

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

GULL WING

262144 words

4

SMALL OUTLINE, THIN PROFILE

1.27 mm

256KX4

256K

DUAL

2

R-PDSO-G28

1.2 mm

10.16 mm

Not Qualified

1048576 bit

18.41 mm

80 ns

TC514900AZL-70

Toshiba

FAST PAGE DRAM

28

ZIP

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

524288 words

5

9

IN-LINE

1.27 mm

512KX9

512K

TIN LEAD

ZIG-ZAG

1

R-PZIP-T28

5.5 V

10.16 mm

Not Qualified

4718592 bit

4.5 V

e0

36.2 mm

70 ns

TC5117805CSJS-60

Toshiba

EDO DRAM

COMMERCIAL

28

SOJ

2048

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE WITH EDO

YES

1

CMOS

J BEND

ASYNCHRONOUS

2097152 words

YES

5

8

SMALL OUTLINE

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

DUAL

1

R-PDSO-J28

5.5 V

3.7 mm

7.7 mm

Not Qualified

16777216 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN/SELF REFRESH

18.42 mm

60 ns

TC524256BJ-10(EL)

Toshiba

VIDEO DRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

262144 words

5

4

SMALL OUTLINE

1.27 mm

70 Cel

256KX4

256K

0 Cel

DUAL

2

R-PDSO-J28

5.5 V

3.7 mm

10.16 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

18.42 mm

100 ns

TC51V17800CJ-60

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

2097152 words

3.3

8

SMALL OUTLINE

1.27 mm

70 Cel

2MX8

2M

0 Cel

DUAL

1

R-PDSO-J28

3.6 V

3.7 mm

10.16 mm

Not Qualified

16777216 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

18.42 mm

60 ns

TC51V16800ANJ-80

Toshiba

OTHER DRAM

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

2097152 words

3.3

8

SMALL OUTLINE

1.27 mm

2MX8

2M

DUAL

1

R-PDSO-J28

3.6 V

3.7 mm

10.16 mm

Not Qualified

16777216 bit

3 V

18.42 mm

80 ns

TC514800AZL-70

Toshiba

FAST PAGE DRAM

28

ZIP

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

524288 words

5

8

IN-LINE

1.27 mm

512KX8

512K

TIN LEAD

ZIG-ZAG

1

R-PZIP-T28

5.5 V

10.16 mm

Not Qualified

4194304 bit

4.5 V

e0

36.2 mm

70 ns

TC5116400BTR-60

Toshiba

OTHER DRAM

28

SOP

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

4194304 words

5

4

SMALL OUTLINE

4MX4

4M

DUAL

1

R-PDSO-G28

5.5 V

Not Qualified

16777216 bit

4.5 V

60 ns

TC514800AFTLL-70

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

TSOP2

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

524288 words

YES

5

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

512KX8

512K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-G28

5.5 V

1.2 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; BATTERY BACKUP; SELF REFRESH

e0

18.41 mm

70 ns

TC524256P-10

Toshiba

PAGE MODE DRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

262144 words

5

4

IN-LINE

2.54 mm

70 Cel

256KX4

256K

0 Cel

TIN LEAD

DUAL

2

R-PDIP-T28

5.5 V

4.45 mm

10.16 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS/HIDDEN REFRESH

e0

100 ns

TC524259BZ-10

Toshiba

VIDEO DRAM

COMMERCIAL

28

ZIP

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

262144 words

5

4

IN-LINE

1.27 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

TIN LEAD

ZIG-ZAG

2

R-PZIP-T28

5.5 V

10.16 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT

e0

36.2 mm

100 ns

TC524258BZ-10

Toshiba

VIDEO DRAM

COMMERCIAL

28

ZIP

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

262144 words

5

4

IN-LINE

1.27 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

TIN LEAD

ZIG-ZAG

2

R-PZIP-T28

5.5 V

10.16 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4

e0

36.2 mm

100 ns

TC51V17800BNJS60

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

2048

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

125 mA

2097152 words

YES

COMMON

3.3

3.3

8

SMALL OUTLINE

SOJ28,.44

DRAMs

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J28

Not Qualified

16777216 bit

e0

.0002 Amp

60 ns

TC514800AJ-80

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

524288 words

5

8

SMALL OUTLINE

1.27 mm

70 Cel

512KX8

512K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J28

5.5 V

3.7 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

e0

18.42 mm

80 ns

TC514900AZLL-70

Toshiba

FAST PAGE DRAM

28

ZIP

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

524288 words

YES

5

9

IN-LINE

1.27 mm

512KX9

512K

TIN LEAD

ZIG-ZAG

1

R-PZIP-T28

5.5 V

10.16 mm

Not Qualified

4718592 bit

4.5 V

SELF REFRESH

e0

36.2 mm

70 ns

TC51V17800BNTS-70

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

TSOP

2048

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

105 mA

2097152 words

YES

COMMON

3.3

3.3

8

SMALL OUTLINE, THIN PROFILE

TSOP28,.46

DRAMs

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G28

Not Qualified

16777216 bit

e0

.0002 Amp

70 ns

TC514800AFTL-70

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

TSOP2

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

524288 words

5

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

512KX8

512K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-G28

5.5 V

1.2 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; BATTERY BACKUP REFRESH

e0

18.41 mm

70 ns

TC514800AJL-70

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

524288 words

5

8

SMALL OUTLINE

1.27 mm

70 Cel

512KX8

512K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J28

5.5 V

3.7 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; BATTERY BACKUP REFRESH

e0

18.42 mm

70 ns

TC514800AZ-80

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

ZIP

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

524288 words

5

8

IN-LINE

1.27 mm

70 Cel

512KX8

512K

0 Cel

TIN LEAD

ZIG-ZAG

1

R-PZIP-T28

5.5 V

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

e0

36.2 mm

80 ns

TC5117445CSJ-40

Toshiba

EDO DRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE WITH EDO

YES

1

CMOS

J BEND

ASYNCHRONOUS

4194304 words

5

4

SMALL OUTLINE

1.27 mm

70 Cel

4MX4

4M

0 Cel

DUAL

1

R-PDSO-J28

5.5 V

3.7 mm

7.7 mm

Not Qualified

16777216 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

18.42 mm

40 ns

TC524257P-12

Toshiba

PAGE MODE DRAM

COMMERCIAL

28

DIP

RECTANGULAR

PLASTIC/EPOXY

PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

262144 words

5

4

IN-LINE

2.54 mm

70 Cel

256KX4

256K

0 Cel

TIN LEAD

DUAL

2

R-PDIP-T28

5.5 V

4.45 mm

10.16 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS/HIDDEN REFRESH

e0

120 ns

TC51V16800ANT-70

Toshiba

OTHER DRAM

28

TSOP2

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

2097152 words

3.3

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

2MX8

2M

DUAL

1

R-PDSO-G28

3.6 V

1.2 mm

10.16 mm

Not Qualified

16777216 bit

3 V

18.41 mm

70 ns

TC51V17800CSJS-60

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

2048

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

2097152 words

YES

3.3

8

SMALL OUTLINE

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

DUAL

1

R-PDSO-J28

3.6 V

3.7 mm

7.7 mm

Not Qualified

16777216 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN/SELF REFRESH

18.42 mm

60 ns

TC5117800BNT-70

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

TSOP

2048

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

110 mA

2097152 words

NO

COMMON

5

5

8

SMALL OUTLINE, THIN PROFILE

TSOP28,.46

DRAMs

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G28

Not Qualified

16777216 bit

e0

.001 Amp

70 ns

TC514800AFT-80

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

TSOP2

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

524288 words

5

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

512KX8

512K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-G28

5.5 V

1.2 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

e0

18.41 mm

80 ns

TC524257Z-12

Toshiba

PAGE MODE DRAM

COMMERCIAL

28

ZIP

RECTANGULAR

PLASTIC/EPOXY

PAGE

NO

1

CMOS

THROUGH-HOLE

ASYNCHRONOUS

262144 words

5

4

IN-LINE

1.27 mm

70 Cel

256KX4

256K

0 Cel

TIN LEAD

ZIG-ZAG

2

R-PZIP-T28

5.5 V

10.16 mm

Not Qualified

1048576 bit

4.5 V

CAS BEFORE RAS/HIDDEN REFRESH

e0

36.2 mm

120 ns

TC524259BJ-10

Toshiba

VIDEO DRAM

COMMERCIAL

28

SOJ

512

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

262144 words

5

4

SMALL OUTLINE

1.27 mm

70 Cel

3-STATE

256KX4

256K

0 Cel

TIN LEAD

DUAL

2

R-PDSO-J28

5.5 V

3.7 mm

10.16 mm

Not Qualified

1048576 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 4 SAM PORT

e0

18.42 mm

100 ns

TC5116400BTR-70

Toshiba

OTHER DRAM

28

SOP

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

4194304 words

5

4

SMALL OUTLINE

4MX4

4M

DUAL

1

R-PDSO-G28

5.5 V

Not Qualified

16777216 bit

4.5 V

70 ns

TC514800AFTLL-80

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

TSOP2

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

524288 words

YES

5

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

512KX8

512K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-G28

5.5 V

1.2 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; BATTERY BACKUP; SELF REFRESH

e0

18.41 mm

80 ns

TC51V17800BNJS70

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

2048

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

105 mA

2097152 words

YES

COMMON

3.3

3.3

8

SMALL OUTLINE

SOJ28,.44

DRAMs

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J28

Not Qualified

16777216 bit

e0

.0002 Amp

70 ns

TC5117800CSTS-60

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

TSOP2

2048

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

2097152 words

YES

5

8

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

DUAL

1

R-PDSO-G28

5.5 V

1.2 mm

7.7 mm

Not Qualified

16777216 bit

4.5 V

RAS ONLY/CAS BEFORE RAS/HIDDEN/SELF REFRESH

18.41 mm

60 ns

TC5117440BSJ-70

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

2048

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

95 mA

4194304 words

NO

COMMON

5

5

4

SMALL OUTLINE

SOJ28,.44

DRAMs

1.27 mm

70 Cel

3-STATE

4MX4

4M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J28

Not Qualified

16777216 bit

e0

.001 Amp

70 ns

TC51V17800BNJ60

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

2048

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

J BEND

125 mA

2097152 words

NO

COMMON

3.3

3.3

8

SMALL OUTLINE

SOJ28,.44

DRAMs

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-J28

Not Qualified

16777216 bit

e0

.0005 Amp

60 ns

TC5116400BFT-60

Toshiba

OTHER DRAM

28

SOP

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

4194304 words

5

4

SMALL OUTLINE

4MX4

4M

DUAL

1

R-PDSO-G28

5.5 V

Not Qualified

16777216 bit

4.5 V

60 ns

TC51V17800BNT-60

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

TSOP

2048

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

GULL WING

125 mA

2097152 words

NO

COMMON

3.3

3.3

8

SMALL OUTLINE, THIN PROFILE

TSOP28,.46

DRAMs

1.27 mm

70 Cel

3-STATE

2MX8

2M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G28

Not Qualified

16777216 bit

e0

.0005 Amp

60 ns

TC514800AZLL-80

Toshiba

FAST PAGE DRAM

28

ZIP

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

524288 words

5

8

IN-LINE

1.27 mm

512KX8

512K

ZIG-ZAG

1

R-PZIP-T28

5.5 V

10.16 mm

Not Qualified

4194304 bit

4.5 V

36.2 mm

80 ns

TC514800AJLL-70

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

524288 words

YES

5

8

SMALL OUTLINE

1.27 mm

70 Cel

512KX8

512K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J28

5.5 V

3.7 mm

10.16 mm

Not Qualified

4194304 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN; BATTERY BACKUP; SELF REFRESH

e0

18.42 mm

70 ns

TC514900AJ-70

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

524288 words

5

9

SMALL OUTLINE

1.27 mm

70 Cel

512KX9

512K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-J28

5.5 V

3.7 mm

10.16 mm

Not Qualified

4718592 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

e0

18.42 mm

70 ns

TC51V16800ANJ-70

Toshiba

OTHER DRAM

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

2097152 words

3.3

8

SMALL OUTLINE

1.27 mm

2MX8

2M

DUAL

1

R-PDSO-J28

3.6 V

3.7 mm

10.16 mm

Not Qualified

16777216 bit

3 V

18.42 mm

70 ns

TC51V17800BNJS-70

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

SOJ

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

J BEND

ASYNCHRONOUS

2097152 words

3.3

8

SMALL OUTLINE

1.27 mm

70 Cel

2MX8

2M

0 Cel

Tin/Lead (Sn/Pb)

DUAL

1

R-PDSO-J28

3.6 V

3.7 mm

10.16 mm

Not Qualified

16777216 bit

3 V

RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH

e0

NOT SPECIFIED

NOT SPECIFIED

18.42 mm

70 ns

TC514800AZL-80

Toshiba

FAST PAGE DRAM

28

ZIP

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

NO

1

CMOS

THROUGH-HOLE

524288 words

5

8

IN-LINE

1.27 mm

512KX8

512K

TIN LEAD

ZIG-ZAG

1

R-PZIP-T28

5.5 V

10.16 mm

Not Qualified

4194304 bit

4.5 V

e0

36.2 mm

80 ns

TC514900AFT-80

Toshiba

FAST PAGE DRAM

COMMERCIAL

28

TSOP2

1024

RECTANGULAR

PLASTIC/EPOXY

FAST PAGE

YES

1

CMOS

GULL WING

ASYNCHRONOUS

524288 words

5

9

SMALL OUTLINE, THIN PROFILE

1.27 mm

70 Cel

512KX9

512K

0 Cel

TIN LEAD

DUAL

1

R-PDSO-G28

5.5 V

1.2 mm

10.16 mm

Not Qualified

4718592 bit

4.5 V

RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH

e0

18.41 mm

80 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.