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Telecom Interface ICs

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Part #

Telecom Interface ICs 1 FXO PCM interface, VDAA system-side voice DAA

SI3050-E1-FMR
Skyworks Solutions, Inc.
1: $3.89
1,083In Stock

Mfr. Part No.
SI3050-E1-FMR

Mouser Part No
634-SI3050-E1-FMR

Skyworks Solutions, Inc.

Telecom Interface ICs 1 FXO PCM interface, VDAA system-side voice DAA

Datasheet

1,083In Stock

Cut Tape

$3.89

$3.70

$3.65

$3.59

$3.58

Reel

$3.57

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Voice DAAs

3.6 V

3 V

8.5 mA

0 C

+ 70 C

SMD/SMT

QFN-24

Reel, Cut Tape, MouseReel

Telecom Interface ICs 2400/2750bps Voice Codeing, 3600bps with FEC enabled

CMX618Q3
CML Micro
1: $15.47
74In Stock

Mfr. Part No.
CMX618Q3

Mouser Part No
226-CMX618Q3

CML Micro

Telecom Interface ICs 2400/2750bps Voice Codeing, 3600bps with FEC enabled

Learn More

Datasheet

74In Stock

$15.47

$14.07

View

Min.: 1
Mult.: 1

1.9 V

1.7 V

17.5 mA

- 40 C

+ 85 C

SMD/SMT

VQFN-48

Tray

Telecom Interface ICs 3.3V E1/T1/J1 Line Interface

DS21348G+
Analog Devices / Maxim Integrated
1: $31.30
365In Stock

Mfr. Part No.
DS21348G+

Mouser Part No
700-DS21348G

Analog Devices / Maxim Integrated

Telecom Interface ICs 3.3V E1/T1/J1 Line Interface

Datasheet

365In Stock

$31.30

$25.32

$23.82

$22.32

View

Min.: 1
Mult.: 1

T1/E1/J1 Line Interface Units - LIUs

3.465 V

3.135 V

0 C

+ 70 C

SMD/SMT

CSBGA-49

Tray

Telecom Interface ICs 3.3V/5V E1 Single Chip Transceivers (SCT

DS21554L+
Analog Devices / Maxim Integrated
1: $62.82
88In Stock

Mfr. Part No.
DS21554L+

Mouser Part No
700-DS21554L

Analog Devices / Maxim Integrated

Telecom Interface ICs 3.3V/5V E1 Single Chip Transceivers (SCT

Datasheet

88In Stock

$62.82

$51.89

$46.19

$45.20

Quote

Min.: 1
Mult.: 1

E1 Line Interface Units - LIUs

5.25 V

4.75 V

0 C

+ 70 C

SMD/SMT

LQFP-100

Tray

Telecom Interface ICs E1 Quad Transceiver

DS21Q59L+
Analog Devices / Maxim Integrated
1: $122.53
56In Stock

Mfr. Part No.
DS21Q59L+

Mouser Part No
700-DS21Q59L

Analog Devices / Maxim Integrated

Telecom Interface ICs E1 Quad Transceiver

Datasheet

56In Stock

$122.53

$98.44

$92.77

$92.76

View

Min.: 1
Mult.: 1

E1 Line Interface Units - LIUs

3.465 V

3.135 V

0 C

+ 70 C

SMD/SMT

LQFP-100

Tray

Telecom Interface ICs Ethernet Over PDH Mapping Devices

DS33W11+
Analog Devices / Maxim Integrated
1: $84.15
65In Stock

Mfr. Part No.
DS33W11+

Mouser Part No
700-DS33W11

Analog Devices / Maxim Integrated

Telecom Interface ICs Ethernet Over PDH Mapping Devices

Datasheet

65In Stock

$84.15

$70.08

$63.08

$63.06

View

Min.: 1
Mult.: 1

Ethernet Over PDH Mappers

1.89 V, 2.625 V, 3.465 V

1.71 V, 2.375 V, 3.135 V

- 40 C

+ 85 C

SMD/SMT

CSBGA-256

Tray

Telecom Interface ICs 2 FXS PCM interface, -110 V, wideband, DTMF detection, pulse metering ProSLIC

SI32260-C-FM2R
Skyworks Solutions, Inc.
1: $7.51
1,656In Stock

Mfr. Part No.
SI32260-C-FM2R

Mouser Part No
634-SI32260-C-FM2R

Skyworks Solutions, Inc.

Telecom Interface ICs 2 FXS PCM interface, -110 V, wideband, DTMF detection, pulse metering ProSLIC

Datasheet

1,656In Stock

Cut Tape

$7.51

$5.80

$5.37

$4.90

View

Reel

$4.18

Min.: 1
Mult.: 1

: 2,500

Pro Subscriber Line Interface Concept (SLIC) ICs

3.47 V

3.13 V

53 mA

0 C

+ 70 C

SMD/SMT

QFN-47

Reel, Cut Tape

Telecom Interface ICs E1 Quad Transceiver

DS21Q59LN+
Analog Devices / Maxim Integrated
1: $143.19
51In Stock

Mfr. Part No.
DS21Q59LN+

Mouser Part No
700-DS21Q59LN

Analog Devices / Maxim Integrated

Telecom Interface ICs E1 Quad Transceiver

Datasheet

51In Stock

$143.19

$119.76

$108.26

$108.25

View

Min.: 1
Mult.: 1

E1 Line Interface Units - LIUs

3.465 V

3.135 V

- 40 C

+ 85 C

SMD/SMT

LQFP-100

Tray

Telecom Interface ICs

SI3019-F-FM
Skyworks Solutions, Inc.
1: $8.71
1,245In Stock

Mfr. Part No.
SI3019-F-FM

Mouser Part No
634-SI3019-F-FM

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

1,245In Stock

$8.71

$6.76

$6.27

$5.73

View

Min.: 1
Mult.: 1

Voice DAAs

3.6 V

3 V

8.5 mA

0 C

+ 70 C

SMD/SMT

QFN-20

Tray

Telecom Interface ICs

SI3019-F-FSR
Skyworks Solutions, Inc.
1: $9.17
1,612In Stock

Mfr. Part No.
SI3019-F-FSR

Mouser Part No
634-SI3019-F-FSR

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

1,612In Stock

Cut Tape

$9.17

$7.13

$6.62

$6.06

View

Reel

$5.20

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Voice DAAs

3.6 V

3 V

8.5 mA

0 C

+ 70 C

SMD/SMT

SOIC-16

Reel, Cut Tape, MouseReel

Telecom Interface ICs T1/E1 TRANSCEIVER

82P2288BBG
Renesas Electronics
1: $157.61
20In Stock

Mfr. Part No.
82P2288BBG

Mouser Part No
972-82P2288BBG

Renesas Electronics

Telecom Interface ICs T1/E1 TRANSCEIVER

Datasheet

20In Stock

$157.61

$132.93

$126.34

Min.: 1
Mult.: 1

Transceivers

1.98 V, 3.6 V

1.68 V, 3 V

- 40 C

+ 85 C

SMD/SMT

PBGA-256

Tray

Telecom Interface ICs SERCOS Interfce Cont

SERC816/TR
STMicroelectronics
1: $35.76
551In Stock

Mfr. Part No.
SERC816/TR

Mouser Part No
511-SERC816/TR

STMicroelectronics

Telecom Interface ICs SERCOS Interfce Cont

Datasheet

551In Stock

Cut Tape

$35.76

$29.31

$27.27

$26.31

$25.09

Reel

$24.67

MouseReel Available

Min.: 1
Mult.: 1

: 500

5.25 V

4.75 V

- 40 C

+ 85 C

SMD/SMT

PQFP-100

Reel, Cut Tape, MouseReel

Telecom Interface ICs Ethernet Over PDH Mapping Devices

DS33X11+
Analog Devices / Maxim Integrated
1: $75.09
240In Stock

Mfr. Part No.
DS33X11+

Mouser Part No
700-DS33X11

Analog Devices / Maxim Integrated

Telecom Interface ICs Ethernet Over PDH Mapping Devices

Datasheet

240In Stock

$75.09

$62.03

$58.76

$56.49

View

Min.: 1
Mult.: 1

Ethernet Over PDH Mappers

1.89 V, 2.625 V, 3.465 V

1.71 V, 2.375 V, 3.135 V

- 40 C

+ 85 C

SMD/SMT

CSBGA-144

Tray

Telecom Interface ICs 28 CH HD LIU

82P2821BHG
Renesas Electronics
1: $192.65
5In Stock
End of Life

Mfr. Part No.
82P2821BHG

Mouser Part No
972-82P2821BHG

End of Life

Renesas Electronics

Telecom Interface ICs 28 CH HD LIU

Datasheet

5In Stock

$192.65

$163.97

$156.82

Min.: 1
Mult.: 1

E1 Line Interface Units - LIUs

SMD/SMT

PBGA-640

Tray

Telecom Interface ICs 8-Port T1/E1/J1 Transceiver

DS26518GNB1+
Analog Devices / Maxim Integrated
1: $121.46
14In Stock

Mfr. Part No.
DS26518GNB1+

Mouser Part No
700-DS26518GNB1+

Analog Devices / Maxim Integrated

Telecom Interface ICs 8-Port T1/E1/J1 Transceiver

Datasheet

14In Stock

$121.46

$101.59

$93.79

$92.63

View

Min.: 1
Mult.: 1

T1/E1/J1 Line Interface Units - LIUs

1.89 V, 3.465 V

1.71 V, 3.135 V

- 40 C

+ 85 C

SMD/SMT

CSBGA-256

Tray

Telecom Interface ICs 5V E1/T1/J1 Line Interface

DS2148T+
Analog Devices / Maxim Integrated
1: $31.26
58In Stock

Mfr. Part No.
DS2148T+

Mouser Part No
700-DS2148T

Analog Devices / Maxim Integrated

Telecom Interface ICs 5V E1/T1/J1 Line Interface

Datasheet

58In Stock

$31.26

$25.29

$23.79

$21.72

View

Min.: 1
Mult.: 1

T1/E1/J1 Line Interface Units - LIUs

5.25 V

4.75 V

0 C

+ 70 C

SMD/SMT

TQFP-44

Tray

Telecom Interface ICs Half-Duplex GMSK/GFSK and Optimised Data Packet Handling

CMX909BE2
CML Micro
1: $51.59
534In Stock

Mfr. Part No.
CMX909BE2

Mouser Part No
226-CMX909BE2

CML Micro

Telecom Interface ICs Half-Duplex GMSK/GFSK and Optimised Data Packet Handling

Datasheet

534In Stock

$51.59

$41.18

$35.10

View

Min.: 1
Mult.: 1

Modems

SMD/SMT

TSSOP-24

Tube

Telecom Interface ICs 26 Port 44G/60G L2/L3 Switch

VSC7444YIH-02
Microchip Technology
1: $153.20
125In Stock

Mfr. Part No.
VSC7444YIH-02

Mouser Part No
494-VSC7444YIH-02

Microchip Technology

Telecom Interface ICs 26 Port 44G/60G L2/L3 Switch

Datasheet

125In Stock

$153.20

Min.: 1
Mult.: 1

SMD/SMT

HFCBGA-672

Tray

Telecom Interface ICs 3.3V DUAL LH LIU

82V2082PFG
Renesas Electronics
1: $49.68
125In Stock

Mfr. Part No.
82V2082PFG

Mouser Part No
972-82V2082PFG

Renesas Electronics

Telecom Interface ICs 3.3V DUAL LH LIU

Datasheet

125In Stock

$49.68

$40.22

$36.69

$35.61

$33.10

Min.: 1
Mult.: 1

LIU - Line Interface Units

3.47 V

3.13 V

130 mA

- 40 C

+ 85 C

SMD/SMT

TQFP-80

Tray

Telecom Interface ICs 1CH 100V miSLIC, 36QFN, T&R

LE9643AQCT
Microchip Technology
1: $2.22
2,900In Stock

Mfr. Part No.
LE9643AQCT

Mouser Part No
494-LE9643AQCT

Microchip Technology

Telecom Interface ICs 1CH 100V miSLIC, 36QFN, T&R

2,900In Stock

Cut Tape

$2.22

$2.19

Reel

$1.78

Min.: 1
Mult.: 1

: 3,000

Line Circuits

- 40 C

+ 85 C

SMD/SMT

VQFN-36

Reel, Cut Tape

Telecom Interface ICs 2CH ZL880 150V Tracking, 64QFN, T&R

ZL88702LDF1
Microchip Technology
1: $8.67
557In Stock
NRND

Mfr. Part No.
ZL88702LDF1

Mouser Part No
494-ZL88702LDF1

NRND

Microchip Technology

Telecom Interface ICs 2CH ZL880 150V Tracking, 64QFN, T&R

Datasheet

557In Stock

Cut Tape

$8.67

Reel

$8.67

Min.: 1
Mult.: 1

: 2,700

SMD/SMT

VQFN-64

Reel, Cut Tape

Telecom Interface ICs 1200/2400/4800bps FFSK/MSK

CMX469AD3
CML Micro
1: $30.42
288In Stock
38Expected 15/09/2026

Mfr. Part No.
CMX469AD3

Mouser Part No
226-CMX469AD3

CML Micro

Telecom Interface ICs 1200/2400/4800bps FFSK/MSK

Learn More

Datasheet

288In Stock

38Expected 15/09/2026

$30.42

$24.28

$20.69

$16.98

Min.: 1
Mult.: 1

Modems

4.5 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-20

Tube

Telecom Interface ICs High Performance Low Bit-rate Vocoder

CMX638L4
CML Micro
1: $26.76
86In Stock

Mfr. Part No.
CMX638L4

Mouser Part No
226-CMX638L4

CML Micro

Telecom Interface ICs High Performance Low Bit-rate Vocoder

Learn More

Datasheet

86In Stock

$26.76

$25.88

$25.14

$23.57

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-48

Tray

Telecom Interface ICs Telecom Signalling Device with DTMF Encoder/Decoder, V.23/ V.21/ Bell 103/ Bell 202 FSK Modem

CMX865AE4
CML Micro
1: $4.05
1,353In Stock

Mfr. Part No.
CMX865AE4

Mouser Part No
226-CMX865AE4

CML Micro

Telecom Interface ICs Telecom Signalling Device with DTMF Encoder/Decoder, V.23/ V.21/ Bell 103/ Bell 202 FSK Modem

Datasheet

1,353In Stock

$4.05

Min.: 1
Mult.: 1

3.6 V

3 V

4 mA

- 40 C

+ 85 C

SMD/SMT

TSSOP-16

Tube

Telecom Interface ICs 1200bps Half Duplex Bell 202 Compatible Modem

MX614DW
CML Micro
1: $15.43
781In Stock

Mfr. Part No.
MX614DW

Mouser Part No
226-MX614DW

CML Micro

Telecom Interface ICs 1200bps Half Duplex Bell 202 Compatible Modem

Datasheet

781In Stock

$15.43

$12.32

$10.50

$8.62

View

Min.: 1
Mult.: 1

Modems

1.7 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-16

Tube

Telecom Interface ICs

Customer Service Office

Company

Resources

Support

DAA - Direct Access Arrangements
E1 Line Interface Units - LIUs
Ethernet Over PDH Mappers
Framers
Line Circuits
LIU - Line Interface Units
M
Modem ICs
Modems
Pro Subscriber Line Interface Concept (SLIC) ICs
Relay Drivers
SLIC - Subscriber Line Interface Circuits
Subscriber Line Interface Circuits miSLICs
Subscriber Line Interface Circuits - SLICs
Synchronization System
System Basis Chips - SBCs
T1/E1/J1 Line Interface Units - LIUs
T1 Transceivers
TDM-over-Packets
Transceivers

1 uA
8 uA
- 4.4 mA
1 mA
1.7 mA
2.5 mA, 10 mA
4 mA
4.5 mA
5.5 mA
8.5 mA
8.6 mA
10 mA
15 mA
17.5 mA
20 mA
25 mA
43.8 mA, 44.6 mA
44.2 mA
44.7 mA
45 mA

BGA-484
BGA-896
CABGA-256
CABGA-484
CSBGA-144
CSBGA-256
CSBGA-49
FCBGA-1152
FCBGA-896
FPBGA-81
HFCBGA-672
HSBGA-484
L2BGA-276
LBGA-196
LFBGA-119
LGA-42
LQFP-100
LQFP-176
LQFP-48
LQFP-64