Network Interfaces

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Part RoHS Manufacturer Telecom IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Total Dose (V) Package Body Material Surface Mount No. of Functions No. of Channels Technology Screening Level Nominal Negative Supply Voltage No. of Transceivers Maximum Supply Current Nominal Supply Voltage Power Supplies (V) Package Style (Meter) Package Equivalence Code Sub-Category Terminal Pitch Maximum Operating Temperature Minimum Operating Temperature Terminal Finish Terminal Position Data Rate JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Seated Height Width Qualification Additional Features JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Length

TLIN1024RGYTQ1

Texas Instruments

ETHERNET TRANSCEIVER

AUTOMOTIVE

NO LEAD

24

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

4

AEC-Q100

24 V

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

.5 mm

125 Cel

-40 Cel

MATTE TIN

QUAD

.02 Mbps

R-PQCC-N24

2

1 mm

3.5 mm

e3

30

260

5.5 mm

TLIN2021DRBRQ1

Texas Instruments

INTERFACE CIRCUIT

AUTOMOTIVE

NO LEAD

8

HSON

SQUARE

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

7.5 mA

24 V

SMALL OUTLINE, HEAT SINK/SLUG

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

.02 Mbps

S-PDSO-N8

2

e4

30

260

PTCAN1144DQ1

Texas Instruments

INTERFACE CIRCUIT

INDUSTRIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

SMALL OUTLINE

1.27 mm

105 Cel

-40 Cel

DUAL

5 Mbps

R-PDSO-G14

1.75 mm

3.9 mm

8.65 mm

DP83910AV/UKY8

Texas Instruments

ETHERNET TRANSCEIVER

MATTE TIN

2A

e3

30

245

TLIN2029DRBTQ1

Texas Instruments

ETHERNET TRANSCEIVER

AUTOMOTIVE

NO LEAD

8

HVSON

SQUARE

PLASTIC/EPOXY

YES

1

1

AEC-Q100

12 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

.65 mm

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

.02 Mbps

S-PDSO-N8

2

1 mm

3 mm

e4

30

260

3 mm

TLIN1022DMTTQ1

Texas Instruments

INTERFACE CIRCUIT

AUTOMOTIVE

NO LEAD

14

HVSON

RECTANGULAR

PLASTIC/EPOXY

YES

1

2

AEC-Q100

24 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

.65 mm

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

.02 Mbps

R-PDSO-N14

2

.9 mm

3 mm

e4

30

260

4.5 mm

TCAN1042HGDRBRQ1

Texas Instruments

ETHERNET TRANSCEIVER

MILITARY

NO LEAD

8

HVSON

SQUARE

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

110 mA

5 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

.65 mm

125 Cel

-55 Cel

Matte Tin (Sn)

DUAL

5 Mbps

S-PDSO-N8

1

1 mm

3 mm

e3

30

260

3 mm

TLIN2022DMTTQ1

Texas Instruments

INTERFACE CIRCUIT

AUTOMOTIVE

NO LEAD

14

HVSON

RECTANGULAR

PLASTIC/EPOXY

YES

1

2

AEC-Q100

24 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

.65 mm

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

.02 Mbps

R-PDSO-N14

2

.9 mm

3 mm

e4

30

260

4.5 mm

TCAN1042GDRQ1

Texas Instruments

ETHERNET TRANSCEIVER

MILITARY

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

110 mA

5 V

SMALL OUTLINE

1.27 mm

125 Cel

-55 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

DUAL

5 Mbps

R-PDSO-G8

1

1.75 mm

3.895 mm

e4

30

260

4.905 mm

DP83847ALQA56A/NOPB

Texas Instruments

ETHERNET TRANSCEIVER

COMMERCIAL

NO LEAD

65

VQCCN

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

1

3.3 V

3.3

CHIP CARRIER, VERY THIN PROFILE

LCC56,.35SQ,20

Network Interfaces

.5 mm

70 Cel

0 Cel

MATTE TIN

QUAD

100000 Mbps

S-PQCC-N56

3

.8 mm

9 mm

Not Qualified

e3

30

260

9 mm

DP83867IRPAP

Texas Instruments

ETHERNET TRANSCEIVER

INDUSTRIAL

GULL WING

64

HQFP

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

1.1 V

FLATPACK, HEAT SINK/SLUG

85 Cel

-40 Cel

QUAD

S-PQFP-G64

SN65HVD255D

Texas Instruments

INTERFACE CIRCUIT

AUTOMOTIVE

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

1

.18 mA

5 V

5

SMALL OUTLINE

SOP8,.25

Network Interfaces

1.27 mm

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

1 Mbps

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

e4

30

260

4.9 mm

TCAN11625DMTRQ1

Texas Instruments

CAN FD TRANSCEIVER

NO LEAD

14

HVSON

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

70 mA

12 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

SOLCC14,.12,25

.65 mm

150 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

8 Mbps

R-PDSO-N14

2

1 mm

3 mm

e4

260

4.5 mm

TLIN1029DRBTQ1

Texas Instruments

ETHERNET TRANSCEIVER

AUTOMOTIVE

NO LEAD

8

HVSON

SQUARE

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

5 mA

12 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

.65 mm

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

.02 Mbps

S-PDSO-N8

2

1 mm

3 mm

e4

30

260

3 mm

PTCAN1044EVDQ1

Texas Instruments

CAN FD TRANSCEIVER

AUTOMOTIVE

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

130 mA

5 V

SMALL OUTLINE

SOP8,.25

1.27 mm

150 Cel

-40 Cel

DUAL

8 Mbps

R-PDSO-G8

1.75 mm

3.895 mm

4.905 mm

PTCAN1044ADDFRQ1

Texas Instruments

CAN FD TRANSCEIVER

AUTOMOTIVE

GULL WING

8

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

5 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.11

.65 mm

150 Cel

-40 Cel

DUAL

8 Mbps

R-PDSO-G8

1.1 mm

1.6 mm

2.9 mm

DP83848K

Texas Instruments

ETHERNET TRANSCEIVER

INDUSTRIAL

NO LEAD

40

HVQCCN

SQUARE

UNSPECIFIED

YES

1

CMOS

3.3 V

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

.5 mm

85 Cel

-40 Cel

QUAD

S-XQCC-N40

.8 mm

6 mm

6 mm

TCAN1048VDRQ1

Texas Instruments

INTERFACE CIRCUIT

AUTOMOTIVE

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

AEC-Q100

5 V

SMALL OUTLINE

125 Cel

-40 Cel

DUAL

R-PDSO-G14

TCAN1046DMTRQ1

Texas Instruments

CAN FD TRANSCEIVER

AUTOMOTIVE

NO LEAD

14

HVSON

RECTANGULAR

PLASTIC/EPOXY

YES

2

2

AEC-Q100

2

130 mA

5 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

SOLCC14,.12,25

.65 mm

125 Cel

-40 Cel

MATTE TIN

DUAL

8 Mbps

R-PDSO-N14

2

.9 mm

3 mm

e3

30

260

4.5 mm

PTCAN1057DRBRQ1

Texas Instruments

CAN FD TRANSCEIVER

AUTOMOTIVE

NO LEAD

8

HVSON

SQUARE

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

8 Mbps

S-PDSO-N8

2

e4

30

260

DP83847ALQA56A

Texas Instruments

ETHERNET TRANSCEIVER

COMMERCIAL

NO LEAD

65

VQCCN

SQUARE

UNSPECIFIED

YES

1

CMOS

1

3.3 V

3.3

CHIP CARRIER, VERY THIN PROFILE

LCC56,.35SQ,20

Network Interfaces

.5 mm

70 Cel

0 Cel

TIN LEAD

QUAD

100 Mbps

S-XQCC-N65

2

.8 mm

9 mm

Not Qualified

e0

20

235

9 mm

PDP83TC812SRHATQ1

Texas Instruments

ETHERNET TRANSCEIVER

AUTOMOTIVE

NO LEAD

36

HVQCCN

SQUARE

PLASTIC/EPOXY

YES

1

AEC-Q100

1

3.3 V

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC36,.25SQ,20

.5 mm

125 Cel

-40 Cel

QUAD

100000 Mbps

S-PQCC-N36

1 mm

6 mm

6 mm

DP83848J

Texas Instruments

ETHERNET TRANSCEIVER

COMMERCIAL

NO LEAD

40

HVQCCN

SQUARE

UNSPECIFIED

YES

1

CMOS

3.3 V

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

.5 mm

70 Cel

0 Cel

QUAD

S-XQCC-N40

.8 mm

6 mm

Not Qualified

6 mm

PTCAN1048AVDMTRQ1

Texas Instruments

CAN FD TRANSCEIVER

AUTOMOTIVE

NO LEAD

14

HVSON

RECTANGULAR

PLASTIC/EPOXY

YES

2

2

AEC-Q100

2

5 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

SOLCC14,.12,25

.65 mm

150 Cel

-40 Cel

DUAL

8 Mbps

R-PDSO-N14

1 mm

3 mm

4.5 mm

TLIN2021DRQ1

Texas Instruments

INTERFACE CIRCUIT

AUTOMOTIVE

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

7.5 mA

24 V

SMALL OUTLINE

SOP8,.23

1.27 mm

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

.02 Mbps

R-PDSO-G8

1

1.75 mm

4.905 mm

e4

30

260

3.895 mm

PTCAN1162DMTRQ1

Texas Instruments

CAN FD TRANSCEIVER

AUTOMOTIVE

NO LEAD

14

HVSON

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

SOLCC14,.12,25

.65 mm

150 Cel

-40 Cel

DUAL

8 Mbps

R-PDSO-N14

1 mm

3 mm

4.5 mm

DP83TC812RRHATQ1

Texas Instruments

ETHERNET TRANSCEIVER

NO LEAD

36

HVQCCN

SQUARE

PLASTIC/EPOXY

YES

1

AEC-Q100

1

95 mA

3.3 V

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC36,.24SQ,20

.5 mm

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

100000 Mbps

S-PQCC-N36

3

1 mm

6 mm

e4

260

6 mm

SN65HVD265D

Texas Instruments

INTERFACE CIRCUIT

AUTOMOTIVE

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

1

180 mA

5 V

SMALL OUTLINE

1.27 mm

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

2 Mbps

R-PDSO-G8

1

1.75 mm

3.9 mm

e4

30

260

4.9 mm

TLK1221RHATG4

Texas Instruments

ETHERNET TRANSCEIVER

INDUSTRIAL

NO LEAD

40

HVQCCN

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

1

.113 mA

2.5 V

2.5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC40,.24SQ,20

Network Interfaces

.5 mm

85 Cel

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

1300 Mbps

S-PQCC-N40

3

1 mm

6 mm

Not Qualified

e4

30

260

6 mm

DP83848H

Texas Instruments

ETHERNET TRANSCEIVER

AUTOMOTIVE

NO LEAD

40

HVQCCN

SQUARE

UNSPECIFIED

YES

1

CMOS

3.3 V

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

.5 mm

125 Cel

-40 Cel

QUAD

S-XQCC-N40

.8 mm

6 mm

6 mm

DP83848IW

Texas Instruments

ETHERNET TRANSCEIVER

INDUSTRIAL

GULL WING

48

LFQFP

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

3.3 V

FLATPACK, LOW PROFILE, FINE PITCH

.5 mm

85 Cel

-40 Cel

QUAD

S-PQFP-G48

1.6 mm

7 mm

Not Qualified

7 mm

DP83848LFQSQ

Texas Instruments

ETHERNET TRANSCEIVER

INDUSTRIAL

NO LEAD

40

HVQCCN

SQUARE

UNSPECIFIED

YES

1

CMOS

AEC-Q100

3.3 V

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

.5 mm

105 Cel

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

100000 Mbps

S-XQCC-N40

3

1 mm

6 mm

e4

30

260

6 mm

TLIN2021ADRBRQ1

Texas Instruments

LIN TRANSCEIVER

AUTOMOTIVE

NO LEAD

8

HVSON

SQUARE

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

7.5 mA

8 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

SOLCC8,.12,25

.65 mm

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

.02 Mbps

S-PDSO-N8

2

1 mm

3 mm

e4

30

260

3 mm

SN65HVD252DR

Texas Instruments

TOKEN RING TRANSCEIVER

INDUSTRIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

1

.08 mA

5 V

5

SMALL OUTLINE

SOP8,.25

Network Interfaces

1.27 mm

85 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

1 Mbps

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

e4

30

260

4.9 mm

DP83630SQE

Texas Instruments

ETHERNET TRANSCEIVER

INDUSTRIAL

NO LEAD

48

HVQCCN

SQUARE

PLASTIC/EPOXY

YES

1

3.3 V

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

.5 mm

85 Cel

-40 Cel

QUAD

S-PQCC-N48

.8 mm

7 mm

7 mm

DP83848T

Texas Instruments

ETHERNET TRANSCEIVER

INDUSTRIAL

NO LEAD

40

HVQCCN

SQUARE

UNSPECIFIED

YES

1

CMOS

3.3 V

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

.5 mm

85 Cel

-40 Cel

QUAD

S-XQCC-N40

.8 mm

6 mm

6 mm

TLK1211RCPG4

Texas Instruments

ETHERNET TRANSCEIVER

INDUSTRIAL

GULL WING

64

HVFQFP

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

1

.113 mA

2.5 V

2.5

FLATPACK, HEAT SINK/SLUG, VERY THIN PROFILE, FINE PITCH

TQFP64,.47SQ

Network Interfaces

.5 mm

85 Cel

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

1250 Mbps

S-PQFP-G64

3

1 mm

10 mm

Not Qualified

e4

30

260

10 mm

PTCAN1044DDFRQ1

Texas Instruments

CAN FD TRANSCEIVER

AUTOMOTIVE

GULL WING

8

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

130 mA

5 V

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.11

.65 mm

125 Cel

-40 Cel

DUAL

2 Mbps

R-PDSO-G8

1.1 mm

1.6 mm

2.9 mm

DP83630SQX

Texas Instruments

ETHERNET TRANSCEIVER

INDUSTRIAL

NO LEAD

48

HVQCCN

SQUARE

PLASTIC/EPOXY

YES

1

3.3 V

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

.5 mm

85 Cel

-40 Cel

QUAD

S-PQCC-N48

.8 mm

7 mm

7 mm

DP83223V

Texas Instruments

ETHERNET TRANSCEIVER

COMMERCIAL

J BEND

28

SQUARE

PLASTIC/EPOXY

YES

1

1

135 mA

5 V

70 Cel

0 Cel

QUAD

S-PQCC-J28

TLIN10283DRQ1

Texas Instruments

LIN TRANSCEIVER

AUTOMOTIVE

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

300 mA

14 V

SMALL OUTLINE

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

.02 Mbps

R-PDSO-G8

1

e4

30

260

PTCAN1057DRQ1

Texas Instruments

CAN FD TRANSCEIVER

AUTOMOTIVE

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

1.8 V

SMALL OUTLINE

SOP8,.23

1.27 mm

125 Cel

-40 Cel

DUAL

8 Mbps

R-PDSO-G8

1.75 mm

4.905 mm

3.895 mm

PTCAN1046ADMTRQ1

Texas Instruments

CAN FD TRANSCEIVER

AUTOMOTIVE

NO LEAD

14

HVSON

RECTANGULAR

PLASTIC/EPOXY

YES

2

2

AEC-Q100

2

5 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

SOLCC14,.12,25

.65 mm

150 Cel

-40 Cel

DUAL

8 Mbps

R-PDSO-N14

1 mm

3 mm

4.5 mm

PTCAN1057ADRBRQ1

Texas Instruments

CAN FD TRANSCEIVER

AUTOMOTIVE

NO LEAD

8

HVSON

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

AEC-Q100

1

5 V

SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

150 Cel

-40 Cel

DUAL

8 Mbps

R-PDSO-N8

SN65LBC031QDG4

Texas Instruments

INTERFACE CIRCUIT

AUTOMOTIVE

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

1

1

.08 mA

5 V

5

SMALL OUTLINE

SOP8,.25

Network Interfaces

1.27 mm

125 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

1 Mbps

R-PDSO-G8

1

1.75 mm

3.9 mm

Not Qualified

e4

30

260

4.9 mm

DP83848I

Texas Instruments

ETHERNET TRANSCEIVER

INDUSTRIAL

GULL WING

48

LFQFP

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

3.3 V

FLATPACK, LOW PROFILE, FINE PITCH

.5 mm

85 Cel

-40 Cel

QUAD

S-PQFP-G48

1.6 mm

7 mm

7 mm

DP83846AVHG/NOPB

Texas Instruments

ETHERNET TRANSCEIVER

COMMERCIAL

GULL WING

80

LFQFP

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

1

3.3 V

3.3

FLATPACK, LOW PROFILE, FINE PITCH

QFP80,.55SQ,20

Network Interfaces

.5 mm

70 Cel

0 Cel

MATTE TIN

QUAD

100 Mbps

S-PQFP-G80

3

1.6 mm

12 mm

Not Qualified

e3

30

260

12 mm

DP83861VQM

Texas Instruments

ETHERNET TRANSCEIVER

COMMERCIAL

GULL WING

208

FQFP

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

1.8 V

FLATPACK, FINE PITCH

.5 mm

70 Cel

0 Cel

QUAD

S-PQFP-G208

3.7 mm

28 mm

28 mm

Network Interfaces

A network interface is an electronic component that connects a device to a network, enabling it to communicate with other devices and access shared resources. Network interfaces are essential for modern communication systems, providing a means of transmitting and receiving data over a variety of communication channels and protocols.

Some common types of network interfaces include Ethernet, Wi-Fi, Bluetooth, and cellular network interfaces. Ethernet is a wired network interface that uses twisted-pair cables to transmit data over local area networks (LANs). Wi-Fi is a wireless network interface that uses radio waves to transmit data over wireless local area networks (WLANs). Bluetooth is a short-range wireless network interface that is used for connecting peripheral devices such as keyboards and headphones to computers and mobile devices. Cellular network interfaces are used for mobile communications over cellular networks, providing internet connectivity and voice communication.

Network interfaces use various protocols and standards to ensure reliable and efficient data transmission. These protocols include TCP/IP, which is used for internet communication, and IEEE 802.11, which is used for wireless LANs. Network interfaces also use techniques such as packet framing, error correction, and flow control to ensure that data is transmitted accurately and efficiently.

In addition to providing a means of data transmission, network interfaces also enable devices to access shared resources such as printers and file servers. They also enable devices to communicate with each other, allowing for collaboration and information sharing.