.hide-partial { max-height: none; } .show-more { display: none; }

Telecom Interface ICs

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 362

Applied Filters:

Manufacturer

Product

Supply Voltage - Max

Supply Voltage - Min

Operating Supply Current

Minimum Operating Temperature

Maximum Operating Temperature

Mounting Style

Package / Case

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

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

CMX865AD4
CML Micro
1: $7.18
278In Stock

Mfr. Part #
CMX865AD4

Mouser Part #
226-CMX865AD4

CML Micro

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

Datasheet

278In Stock

$7.18

$6.98

$6.37

$5.89

View

Min.: 1
Mult.: 1

3.6 V

3 V

4 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-16

Tube

Telecom Interface ICs V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder

CMX867AE2
CML Micro
1: $9.33
193In Stock

Mfr. Part #
CMX867AE2

Mouser Part #
226-CMX867AE2

CML Micro

Telecom Interface ICs V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder

Datasheet

193In Stock

$9.33

$9.02

$8.12

$7.60

Min.: 1
Mult.: 1

Modems

5.5 mA

- 40 C

+ 85 C

SMD/SMT

TSSOP-24

Tube

Telecom Interface ICs V.32bis, V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder

CMX869BE2
CML Micro
1: $16.03
73In Stock

Mfr. Part #
CMX869BE2

Mouser Part #
226-CMX869BE2

CML Micro

Telecom Interface ICs V.32bis, V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder

Datasheet

73In Stock

$16.03

$15.50

$13.93

$13.25

View

Min.: 1
Mult.: 1

Modems

8.6 mA

- 40 C

+ 85 C

SMD/SMT

TSSOP-24

Tube

Telecom Interface ICs S/UNI-1x155

PM5384-NGI
Microchip Technology
1: $100.55
5In Stock

Mfr. Part #
PM5384-NGI

Mouser Part #
494-PM5384-NGI

Microchip Technology

Telecom Interface ICs S/UNI-1x155

Datasheet

5In Stock

$100.55

$83.75

$83.02

Min.: 1
Mult.: 1

SMD/SMT

LBGA-196

Tray

Telecom Interface ICs 1x S V.35 Tran

LTC1345ISW#PBF
Analog Devices
1: $49.27
37In Stock

Mfr. Part #
LTC1345ISW#PBF

Mouser Part #
584-LTC1345ISW#PBF

Analog Devices

Telecom Interface ICs 1x S V.35 Tran

Datasheet

37In Stock

$49.27

$41.65

$39.77

$35.57

Min.: 1
Mult.: 1

Transceivers

5.25 V

4.75 V

118 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-28

Tube

Telecom Interface ICs Quad Telephone Relay

DS3680N
Texas Instruments
1: $2.23
520In Stock

Mfr. Part #
DS3680N

Mouser Part #
595-DS3680N

Texas Instruments

Telecom Interface ICs Quad Telephone Relay

Datasheet

520In Stock

$2.23

$1.63

$1.47

$1.31

View

Min.: 1
Mult.: 1

Relay Drivers

- 60 V

- 10 V

- 4.4 mA

0 C

+ 70 C

Through Hole

PDIP-14

Tube

Telecom Interface ICs Pb Free DTMF RECEIVER

MT8888CSR1
Microchip Technology
1: $9.07
1,254In Stock
End of Life

Mfr. Part #
MT8888CSR1

Mouser Part #
494-MT8888CSR1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free DTMF RECEIVER

Learn More

Datasheet

1,254In Stock

Cut Tape

$9.07

Reel

$8.17

Quote

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

DTMF - Dual-tone Multi-frequency Transceivers

5.25 V

4.75 V

7 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-20

Reel, Cut Tape, MouseReel

Telecom Interface ICs DATA COMM PEF32002VTV12 VQFN68 SLLV5 CO

PEF32002VTV12
MaxLinear
1: $5.91
1,922In Stock

Mfr. Part #
PEF32002VTV12

Mouser Part #
607-F32002VTV12SLLV5

MaxLinear

Telecom Interface ICs DATA COMM PEF32002VTV12 VQFN68 SLLV5 CO

Datasheet

1,922In Stock

$5.91

$4.42

$4.06

$3.64

View

Min.: 1
Mult.: 1

SMD/SMT

PG-VQFN-68

Tray

Telecom Interface ICs 1200bps Half Duplex Bell 202 Compatible Modem

MX614TN
CML Micro
1: $26.95
7In Stock
NRND

Mfr. Part #
MX614TN

Mouser Part #
226-MX614TN

NRND

CML Micro

Telecom Interface ICs 1200bps Half Duplex Bell 202 Compatible Modem

Datasheet

7In Stock

$26.95

$21.51

$18.35

$15.04

View

Min.: 1
Mult.: 1

1.7 mA

- 40 C

+ 85 C

SMD/SMT

TSSOP-24

Tube

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

CMX618Q3
CML Micro
1: $24.77
74In Stock

Mfr. Part #
CMX618Q3

Mouser Part #
226-CMX618Q3

CML Micro

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

Learn More

Datasheet

74In Stock

$24.77

$23.98

$21.55

$21.53

$20.51

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 Function Images Supporting 4/16/32/64 QAM, 2/4/8/16 FSK, GMSK/GFSK, V.23

CMX7164Q1
CML Micro
1: $40.87
26In Stock

Mfr. Part #
CMX7164Q1

Mouser Part #
226-CMX7164Q1

CML Micro

Telecom Interface ICs Function Images Supporting 4/16/32/64 QAM, 2/4/8/16 FSK, GMSK/GFSK, V.23

Learn More

Datasheet

26In Stock

$40.87

$39.53

$35.56

$33.79

View

Min.: 1
Mult.: 1

Modems

- 40 C

+ 85 C

SMD/SMT

VQFN-64

Tray

Telecom Interface ICs Function Images Supporting G729A/PCM/CVSD, PCM/G723.1

CMX7261L9
CML Micro
1: $27.84
8In Stock

Mfr. Part #
CMX7261L9

Mouser Part #
226-CMX7261L9

CML Micro

Telecom Interface ICs Function Images Supporting G729A/PCM/CVSD, PCM/G723.1

Learn More

Datasheet

8In Stock

$27.84

$26.92

$24.23

$23.02

View

Min.: 1
Mult.: 1

3.6 V

3 V

- 40 C

+ 85 C

SMD/SMT

LQFP-64

Tray

Telecom Interface ICs V.32bis, V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder

CMX869BD2
CML Micro
1: $16.03
32In Stock

Mfr. Part #
CMX869BD2

Mouser Part #
226-CMX869BD2

CML Micro

Telecom Interface ICs V.32bis, V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder

Datasheet

32In Stock

$16.03

$15.50

$13.93

$13.25

View

Min.: 1
Mult.: 1

Modems

8.6 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-24

Tube

Telecom Interface ICs 1200/ 75bps Full-Duplex V.23 with Optional 75bps Back Channel and Date Retiming

MX604TN
CML Micro
1: $22.46
31In Stock

Mfr. Part #
MX604TN

Mouser Part #
226-MX604TN

CML Micro

Telecom Interface ICs 1200/ 75bps Full-Duplex V.23 with Optional 75bps Back Channel and Date Retiming

Datasheet

31In Stock

$22.46

$17.93

$15.28

$12.54

View

Min.: 1
Mult.: 1

Modems

SMD/SMT

TSSOP-24

Tube

Telecom Interface ICs

SI3018-F-FS
Skyworks Solutions, Inc.
1: $9.90
71In Stock

Mfr. Part #
SI3018-F-FS

Mouser Part #
634-SI3018-F-FS

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

71In Stock

$9.90

$7.63

$6.73

$6.28

View

Min.: 1
Mult.: 1

Voice DAAs

3.6 V

3 V

8.5 mA

0 C

+ 70 C

SMD/SMT

SOIC-16

Tube

Telecom Interface ICs

SI3019-F-FS
Skyworks Solutions, Inc.
1: $13.80
33In Stock

Mfr. Part #
SI3019-F-FS

Mouser Part #
634-SI3019-F-FS

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

33In Stock

$13.80

$10.73

$9.52

$8.90

View

Min.: 1
Mult.: 1

Voice DAAs

3.6 V

3 V

8.5 mA

0 C

+ 70 C

SMD/SMT

SOIC-16

Tube

Telecom Interface ICs T1/E1/J1 TRANSCEIVER /DUAL

82P2282PFG
Renesas Electronics
1: $83.58
12In Stock

Mfr. Part #
82P2282PFG

Mouser Part #
972-82P2282PFG

Renesas Electronics

Telecom Interface ICs T1/E1/J1 TRANSCEIVER /DUAL

Datasheet

12In Stock

$83.58

$67.41

$67.08

Min.: 1
Mult.: 1

Transceivers

1.98 V, 3.6 V

1.68 V, 3 V

20 mA

- 40 C

+ 85 C

SMD/SMT

TQFP-100

Tray

Telecom Interface ICs T1/E1/J1 TRANSCEIVER /QUAD

82P2284BBG
Renesas Electronics
1: $155.31
17In Stock
100Expected 2026-06-08

Mfr. Part #
82P2284BBG

Mouser Part #
972-82P2284BBG

Renesas Electronics

Telecom Interface ICs T1/E1/J1 TRANSCEIVER /QUAD

Datasheet

17In Stock

100Expected 2026-06-08

$155.31

$130.06

$129.97

Min.: 1
Mult.: 1

Transceivers

1.98 V, 3.6 V

1.68 V, 3 V

- 40 C

+ 85 C

SMD/SMT

PBGA-208

Tray

Telecom Interface ICs T1/E1 TRANSCEIVER

82P2288BBG
Renesas Electronics
1: $193.55
20In Stock

Mfr. Part #
82P2288BBG

Mouser Part #
972-82P2288BBG

Renesas Electronics

Telecom Interface ICs T1/E1 TRANSCEIVER

Datasheet

20In Stock

$193.55

$176.20

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 28 CH HD LIU

82P2821BHG
Renesas Electronics
1: $238.45
5In Stock

Mfr. Part #
82P2821BHG

Mouser Part #
972-82P2821BHG

Renesas Electronics

Telecom Interface ICs 28 CH HD LIU

Datasheet

5In Stock

$238.45

$220.26

Min.: 1
Mult.: 1

E1 Line Interface Units - LIUs

SMD/SMT

PBGA-640

Tray

Telecom Interface ICs Pb Free DTMF RECEIVER SOIC

MT8870DS1
Microchip Technology
1: $2.48
154In Stock
End of Life

Mfr. Part #
MT8870DS1

Mouser Part #
494-MT8870DS1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free DTMF RECEIVER SOIC

Learn More

Datasheet

154In Stock

$2.48

Min.: 1
Mult.: 1

DTMF - Dual-tone Multi-frequency Receivers

5.25 V

4.75 V

3 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-18

Tube

Telecom Interface ICs Integrated DTMF Transceiver with Adaptive Micro Interface

MT8889CS1
Microchip Technology
1: $9.01
27In Stock
End of Life

Mfr. Part #
MT8889CS1

Mouser Part #
494-MT8889CS1

End of Life

Microchip Technology

Telecom Interface ICs Integrated DTMF Transceiver with Adaptive Micro Interface

Learn More

Datasheet

27In Stock

$9.01

Min.: 1
Mult.: 1

DTMF - Dual-tone Multi-frequency Transceivers

5.25 V

4.75 V

7 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-20

Tube

Telecom Interface ICs Pb Free 3 VOLT INTEGRATED DTMF RECEIVER

MT88L70AN1
Microchip Technology
1: $2.79
483In Stock
End of Life

Mfr. Part #
MT88L70AN1

Mouser Part #
494-MT88L70AN1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free 3 VOLT INTEGRATED DTMF RECEIVER

Learn More

Datasheet

483In Stock

$2.79

$2.51

$2.48

$2.45

View

Min.: 1
Mult.: 1

DTMF - Dual-tone Multi-frequency Receivers

3.6 V

2.7 V

2 mA

- 40 C

+ 85 C

SMD/SMT

SSOP-20

Tube

Telecom Interface ICs Pb Free DNIC 1.5um

MT9171AN1
Microchip Technology
1: $12.88
104In Stock
End of Life

Mfr. Part #
MT9171AN1

Mouser Part #
494-MT9171AN1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free DNIC 1.5um

Datasheet

104In Stock

$12.88

Min.: 1
Mult.: 1

Digital Subscriber Interface Circuits

5.25 V

4.75 V

- 40 C

+ 85 C

SMD/SMT

SSOP-24

Tube

Telecom Interface ICs Telephone Signalling IC including DTMF/ V.23 / Bell 202

CMX602BD4
CML Micro
1: $17.28
9In Stock
NRND

Mfr. Part #
CMX602BD4

Mouser Part #
226-CMX602BD4

NRND

CML Micro

Telecom Interface ICs Telephone Signalling IC including DTMF/ V.23 / Bell 202

Datasheet

9In Stock

$17.28

$14.18

$12.09

$12.00

Min.: 1
Mult.: 1

SMD/SMT

SOIC-16

Tube

Telecom Interface ICs

Mouser Electronics®

Company

Resources

Support

Caller ID ICs
DAA - Direct Access Arrangements
Digital Network Interface Circuits
Digital Subscriber Interface Circuits
DTMF - Dual-tone Multi-frequency Receivers
DTMF - Dual-tone Multi-frequency Transceivers
E1 Line Interface Units - LIUs
Ethernet Over PDH Mappers
Framers
ISDN Controllers
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

1 uA
8 uA
- 4.4 mA
1 mA
1.7 mA
2 mA
+/- 2.5 mA, +/- 10 mA
3 mA
4 mA
4.5 mA
5.5 mA
7 mA
8.5 mA
8.6 mA
10 mA
15 mA
17.5 mA
20 mA
25 mA
43.8 mA, 44.6 mA

BGA-484
BGA-896
CABGA-196
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