SQUARE Memory Controllers 65

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Part RoHS Manufacturer Peripheral IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Package Body Material Surface Mount Maximum Supply Voltage Screening Level Address Bus Width Power Supplies (V) Package Style (Meter) Package Equivalence Code Minimum Supply Voltage Maximum Operating Temperature Minimum Operating Temperature Terminal Finish Terminal Position Maximum Seated Height Width Additional Features Boundary Scan External Data Bus Width Maximum Clock Frequency Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Length Technology Maximum Supply Current Nominal Supply Voltage Memory Organization No. of Banks Sub-Category Bus Compatibility Terminal Pitch JESD-30 Code Moisture Sensitivity Level (MSL) Qualification Low Power Mode JESD-609 Code

A82385-33

Intel

PIN/PEG

132

PGA

SQUARE

CERAMIC

NO

5

GRID ARRAY

PGA132,14X14

Tin/Lead (Sn/Pb)

PERPENDICULAR

CMOS

300 mA

5 V

Memory Controllers

2.54 mm

S-XPGA-P132

Not Qualified

e0

RG82855GMESL72L

Intel

BALL

732

BGA

SQUARE

PLASTIC/EPOXY

YES

1.2,2.5,3.3

GRID ARRAY

BGA732,29X29,50

BOTTOM

CMOS

Memory Controllers

1.27 mm

S-PBGA-B732

Not Qualified

JG82855GMESL7VN

Intel

BALL

732

BGA

SQUARE

PLASTIC/EPOXY

YES

1.2,1.5,3.3

GRID ARRAY

BGA732,29X29,50

BOTTOM

CMOS

Memory Controllers

1.27 mm

S-PBGA-B732

Not Qualified

AC82GM45SLB94

Intel

MEMORY CONTROLLER, DRAM

BALL

1329

BGA

SQUARE

PLASTIC/EPOXY

YES

1.05,1.5,1.8,3.3

GRID ARRAY

BGA1329,48X48,28

BOTTOM

NO

NOT SPECIFIED

NOT SPECIFIED

CMOS

Memory Controllers

PCI; USB; ATA

.7 mm

S-PBGA-B

Not Qualified

NO

QG82945GSESLB2R

Intel

MEMORY CONTROLLER, DRAM

BALL

998

FBGA

SQUARE

PLASTIC/EPOXY

YES

1.1 V

14

GRID ARRAY, FINE PITCH

1 V

BOTTOM

1.755 mm

27 mm

0.8128 MM PITCH

NO

64

27 mm

CMOS

1.05 V

64M X 16

8

USB; PCI; I2C; LPC

.8 mm

S-PBGA-B998

YES

A82495DX50

Intel

OTHER

PIN/PEG

240

PGA

SQUARE

CERAMIC

NO

5

GRID ARRAY

PGA240,19X19

85 Cel

0 Cel

Tin/Lead (Sn/Pb)

PERPENDICULAR

600 mA

5 V

Memory Controllers

2.54 mm

S-XPGA-P240

Not Qualified

e0

FW82439TX

Intel

MEMORY CONTROLLER, DRAM

BALL

324

BGA

SQUARE

PLASTIC/EPOXY

YES

32

2.5/3.3,3.3

GRID ARRAY

BGA324,20X20,50

BOTTOM

2.3 mm

27 mm

NO

64

66 MHz

27 mm

MOS

5 V

256M X 8

6

Other Microprocessor ICs

PENTIUM; PCI

1.27 mm

S-PBGA-B324

1

Not Qualified

NO

LE82GM965

Intel

MEMORY CONTROLLER, DRAM

BALL

1299

BGA

SQUARE

PLASTIC/EPOXY

YES

1.1025 V

15

GRID ARRAY

.9975 V

BOTTOM

1.73 mm

35 mm

NO

64

35 mm

CMOS

1.05 V

256M X 64

8

ATA, I2C, ISA, LPC, PCI, SIO, SMBUS, SPI, USB

S-PBGA-B1299

YES

DP8422AV-25

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

84

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

22

5

CHIP CARRIER

LDCC84,1.2SQ

4.5 V

70 Cel

0 Cel

TIN LEAD

QUAD

5.08 mm

29.3116 mm

NO

0

25 MHz

29.3116 mm

CMOS

95 mA

5 V

4M X 1

4

Memory Controllers

1.27 mm

S-PQCC-J84

Not Qualified

YES

e0

DP8421AV-25

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

20

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

TIN LEAD

QUAD

5.08 mm

24.2316 mm

NO

0

25 MHz

24.2316 mm

CMOS

95 mA

5 V

1M X 1

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

YES

e0

THCT4502-125FN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

18

CHIP CARRIER

4.5 V

70 Cel

0 Cel

QUAD

4.57 mm

24.2316 mm

NO

0

24.2316 mm

CMOS

5 V

4

1.27 mm

S-PQCC-J68

Not Qualified

NO

THCT4502-125FK

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

NO LEAD

68

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

5.5 V

18

5

CHIP CARRIER

LCC68,.95SQ

4.5 V

70 Cel

0 Cel

QUAD

2.03 mm

24.13 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

24.13 mm

CMOS

15 mA

5 V

4

Memory Controllers

1.27 mm

S-CQCC-N68

Not Qualified

NO

SN74ALS2967FN3

Texas Instruments

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

38535Q/M;38534H;883B

5

CHIP CARRIER

LDCC68,1.0SQ

70 Cel

0 Cel

QUAD

TTL

200 mA

5 V

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

SN74ALS2968FN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

18

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

QUAD

4.57 mm

24.2316 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

24.2316 mm

TTL

200 mA

5 V

1M X 16

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

NO

TMS4500A-20FN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

16

5

CHIP CARRIER

LDCC44,.7SQ

4.5 V

70 Cel

0 Cel

QUAD

4.57 mm

16.5862 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

16.5862 mm

CMOS

140 mA

5 V

2

Memory Controllers

1.27 mm

S-PQCC-J44

Not Qualified

NO

DP8422AV-20

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

84

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

22

5

CHIP CARRIER

LDCC84,1.2SQ

4.5 V

70 Cel

0 Cel

TIN LEAD

QUAD

5.08 mm

29.3116 mm

NO

0

20 MHz

29.3116 mm

CMOS

75 mA

5 V

4M X 1

4

Memory Controllers

1.27 mm

S-PQCC-J84

Not Qualified

YES

e0

DP8420AV-20

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

20

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

TIN LEAD

QUAD

5.08 mm

24.2316 mm

NO

0

20 MHz

24.2316 mm

CMOS

75 mA

5 V

256K X 1

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

YES

e0

TMS4500A-15FN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

16

5

CHIP CARRIER

LDCC44,.7SQ

4.5 V

70 Cel

0 Cel

QUAD

4.57 mm

16.5862 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

16.5862 mm

CMOS

140 mA

5 V

2

Memory Controllers

1.27 mm

S-PQCC-J44

Not Qualified

NO

DP8421V-33

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

20

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

TIN LEAD

QUAD

5.08 mm

24.2316 mm

NO

0

33.33 MHz

24.2316 mm

CMOS

150 mA

5 V

1M X 1

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

YES

e0

TMS4500AFN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

16

CHIP CARRIER

70 Cel

0 Cel

QUAD

4.57 mm

16.5862 mm

NO

0

16.5862 mm

CMOS

2

1.27 mm

S-PQCC-J44

Not Qualified

NO

SN74ALS6301FN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

20

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

QUAD

4.57 mm

24.2316 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

24.2316 mm

BIPOLAR

220 mA

5 V

1M X 16

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

NO

DP8420V-33

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

20

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

TIN LEAD

QUAD

5.08 mm

24.2316 mm

NO

0

33.33 MHz

24.2316 mm

CMOS

150 mA

5 V

256K X 1

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

YES

e0

DP8421AV-20

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

20

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

TIN LEAD

QUAD

5.08 mm

24.2316 mm

NO

0

20 MHz

24.2316 mm

CMOS

75 mA

5 V

1M X 1

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

YES

e0

SN74ACT4503FN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

20

5

CHIP CARRIER

LDCC68,1.0SQ

70 Cel

0 Cel

QUAD

4.57 mm

24.2316 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

24.2316 mm

CMOS

50 mA

5 V

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

NO

SN74ALS6302FN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

20

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

QUAD

4.57 mm

24.2316 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

24.2316 mm

BIPOLAR

220 mA

5 V

1M X 16

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

NO

TMS4500A-250FN

Texas Instruments

J BEND

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5

CHIP CARRIER

LDCC44,.7SQ

QUAD

MOS

5 V

Memory Controllers

1.27 mm

S-PQCC-J44

Not Qualified

NSBMC096VF33

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

GULL WING

132

GQFP

SQUARE

PLASTIC/EPOXY

YES

5.5 V

29

5

FLATPACK, GUARD RING

SPQFP132,1.1SQ

4.5 V

70 Cel

0 Cel

Tin/Lead (Sn/Pb)

QUAD

4.45 mm

24.13 mm

NO

0

24.13 mm

CMOS

100 mA

5 V

16M X 1

4

Memory Controllers

I960CA; I960CF

.8 mm

S-PQFP-G132

Not Qualified

NO

e0

DP8422V-33

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

84

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

22

5

CHIP CARRIER

LDCC84,1.2SQ

4.5 V

70 Cel

0 Cel

TIN LEAD

QUAD

5.08 mm

29.3116 mm

NO

0

33.33 MHz

29.3116 mm

CMOS

150 mA

5 V

4M X 1

4

Memory Controllers

1.27 mm

S-PQCC-J84

Not Qualified

YES

e0

THCT4502BFN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

18

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

QUAD

4.57 mm

24.2316 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

24.2316 mm

CMOS

15 mA

5 V

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

NO

THCT4502FN

Texas Instruments

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5

CHIP CARRIER

LDCC68,1.0SQ

70 Cel

0 Cel

QUAD

CMOS

5 V

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

DP84T22-25

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

84

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

22

5

CHIP CARRIER

LDCC84,1.2SQ

4.5 V

70 Cel

0 Cel

TIN LEAD

QUAD

5.08 mm

29.3116 mm

NO

0

25 MHz

29.3116 mm

CMOS

90 mA

5 V

4M X 1

4

Memory Controllers

1.27 mm

S-PQCC-J84

Not Qualified

YES

e0

SN74ALS2968FN3

Texas Instruments

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

38535Q/M;38534H;883B

5

CHIP CARRIER

LDCC68,1.0SQ

70 Cel

0 Cel

QUAD

TTL

200 mA

5 V

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

DP8420AV-25

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

20

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

TIN LEAD

QUAD

5.08 mm

24.2316 mm

NO

0

25 MHz

24.2316 mm

CMOS

95 mA

5 V

256K X 1

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

YES

e0

TMS4500A-200FN

Texas Instruments

J BEND

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5

CHIP CARRIER

LDCC44,.7SQ

QUAD

MOS

5 V

Memory Controllers

1.27 mm

S-PQCC-J44

Not Qualified

TMS4500A-25FN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

16

5

CHIP CARRIER

LDCC44,.7SQ

4.5 V

70 Cel

0 Cel

QUAD

4.57 mm

16.5862 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

16.5862 mm

CMOS

140 mA

5 V

2

Memory Controllers

1.27 mm

S-PQCC-J44

Not Qualified

NO

THCT4502BFK

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

NO LEAD

68

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

5.5 V

18

CHIP CARRIER

4.5 V

70 Cel

0 Cel

QUAD

2.03 mm

24.13 mm

NO

0

24.13 mm

CMOS

5 V

4

1.27 mm

S-CQCC-N68

Not Qualified

NO

SN74ACT4503FK

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

NO LEAD

68

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

20

5

CHIP CARRIER

LCC68(UNSPEC)

70 Cel

0 Cel

QUAD

2.03 mm

24.13 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

24.13 mm

CMOS

50 mA

5 V

4

Memory Controllers

1.27 mm

S-CQCC-N68

Not Qualified

NO

SN74ALS2967FN

Texas Instruments

MEMORY CONTROLLER, DRAM

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5.5 V

18

5

CHIP CARRIER

LDCC68,1.0SQ

4.5 V

70 Cel

0 Cel

QUAD

4.57 mm

24.2316 mm

NO

0

NOT SPECIFIED

NOT SPECIFIED

24.2316 mm

TTL

200 mA

5 V

1M X 16

4

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

NO

THCT4502B115FK

Texas Instruments

COMMERCIAL

NO LEAD

68

QCCN

SQUARE

CERAMIC

YES

5

CHIP CARRIER

LCC68,.95SQ

70 Cel

0 Cel

QUAD

CMOS

15 mA

5 V

Memory Controllers

1.27 mm

S-XQCC-N68

Not Qualified

SDA8800

Infineon Technologies

COMMERCIAL

J BEND

68

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5

CHIP CARRIER

LDCC68,1.0SQ

70 Cel

0 Cel

Tin/Lead (Sn/Pb)

QUAD

CMOS

5 V

Memory Controllers

1.27 mm

S-PQCC-J68

Not Qualified

e0

SAB82C212-12-N

Infineon Technologies

COMMERCIAL

J BEND

84

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5

CHIP CARRIER

LDCC84,1.2SQ

70 Cel

0 Cel

Tin/Lead (Sn/Pb)

QUAD

CMOS

5 V

Memory Controllers

1.27 mm

S-PQCC-J84

Not Qualified

e0

SAB82C212-16-N

Infineon Technologies

COMMERCIAL

J BEND

84

QCCJ

SQUARE

PLASTIC/EPOXY

YES

5

CHIP CARRIER

LDCC84,1.2SQ

70 Cel

0 Cel

Tin/Lead (Sn/Pb)

QUAD

CMOS

75 mA

5 V

Memory Controllers

1.27 mm

S-PQCC-J84

Not Qualified

e0

TC86R4021F

Toshiba

MEMORY CONTROLLER, CACHE

GULL WING

16

QFP

SQUARE

PLASTIC/EPOXY

YES

FLATPACK

QUAD

4.45 mm

28 mm

NO

0

28 mm

CMOS

3.3 V

.65 mm

S-PQFP-G16

Not Qualified

NO

TC6387XB

Toshiba

COMMERCIAL

BALL

64

FBGA

SQUARE

PLASTIC/EPOXY

YES

3.3

GRID ARRAY, FINE PITCH

BGA64,8X8,32

70 Cel

0 Cel

Tin/Lead (Sn/Pb)

BOTTOM

CMOS

3.3 V

Memory Controllers

.8 mm

S-PBGA-B64

Not Qualified

e0

TC86R4022F

Toshiba

MEMORY CONTROLLER, CACHE

GULL WING

16

QFP

SQUARE

PLASTIC/EPOXY

YES

FLATPACK

QUAD

4.45 mm

28 mm

NO

0

28 mm

CMOS

3.3 V

.65 mm

S-PQFP-G16

Not Qualified

NO

TC6371AF

Toshiba

COMMERCIAL

GULL WING

128

QFP

SQUARE

PLASTIC/EPOXY

YES

3.3

FLATPACK

QFP128,.64SQ,16

70 Cel

0 Cel

QUAD

CMOS

75 mA

3.3 V

Memory Controllers

.4 mm

S-PQFP-G128

Not Qualified

80KSBR200BRI

Renesas Electronics

INDUSTRIAL

BALL

484

BGA

SQUARE

PLASTIC/EPOXY

YES

1.2,1.5,2.5/3.3

GRID ARRAY

BGA484,22X22,40

85 Cel

-40 Cel

BOTTOM

CMOS

Memory Controllers

1 mm

S-PBGA-B484

Not Qualified

UPD31442

Renesas Electronics

GULL WING

240

QFP

SQUARE

PLASTIC/EPOXY

YES

3.3

FLATPACK

QFP240,1.3SQ,20

Tin/Lead (Sn/Pb)

QUAD

3.3 V

Memory Controllers

.5 mm

S-PQFP-G240

Not Qualified

e0

Memory Controllers

Memory controllers are specialized electronic circuits that manage the flow of data between a CPU and memory modules. These circuits are typically found on motherboards or embedded systems and are responsible for controlling the timing and data transfer rates between the CPU and memory modules.

Memory controllers are designed to work with specific types of memory modules, such as dynamic random access memory (DRAM), synchronous dynamic random access memory (SDRAM), or double data rate (DDR) memory. They are responsible for configuring the memory modules and managing the transfer of data between the CPU and memory.

Memory controllers use a variety of techniques to optimize the performance of memory access, including prefetching, pipelining, and cache management. Prefetching involves retrieving data from memory before it is requested by the CPU, while pipelining involves overlapping memory operations to reduce the latency of memory access. Cache management involves using on-chip cache memory to store frequently accessed data, reducing the need to access main memory.

Memory controllers are essential components of modern computer systems, as they play a critical role in determining the overall performance of the system. They are responsible for managing the flow of data between the CPU and memory modules, optimizing memory access, and ensuring the reliability and stability of the system.