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

Interface IC's 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 Pb Free HDLC Controller, PLCC

MT8952BP1
Microchip Technology
1: 14,22 €
138In Stock
End of Life

Mfr. Part No.
MT8952BP1

Mouser Part No
494-MT8952BP1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free HDLC Controller, PLCC

Datasheet

138In Stock

14,22 €

12,85 €

12,25 €

10,14 €

Quote

Min.: 1
Mult.: 1

ISDN Controllers

5.25 V

4.75 V

- 40 C

+ 85 C

SMD/SMT

PLCC-28

Tube

Telecom Interface ICs Pb Free DTMF TRANSCEIVER

MT8888CS1
Microchip Technology
1: 4,51 €
336In Stock
End of Life

Mfr. Part No.
MT8888CS1

Mouser Part No
494-MT8888CS1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free DTMF TRANSCEIVER

Learn More

Datasheet

336In Stock

4,51 €

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

MT88L70ANR1
Microchip Technology
1: 1,43 €
4.406In Stock
End of Life

Mfr. Part No.
MT88L70ANR1

Mouser Part No
494-MT88L70ANR1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free 3 VOLT INTEGRATED DTMF RECEIVER

Learn More

Datasheet

4.406In Stock

Cut Tape

1,43 €

Reel

1,43 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1.000

DTMF - Dual-tone Multi-frequency Receivers

3.6 V

2.7 V

2 mA

- 40 C

+ 85 C

SMD/SMT

SSOP-20

Reel, Cut Tape, MouseReel

Telecom Interface ICs Pb Free Integrated DTMF Receiver

MT8870DSR1
Microchip Technology
1: 1,50 €
3.126In Stock
End of Life

Mfr. Part No.
MT8870DSR1

Mouser Part No
494-MT8870DSR1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free Integrated DTMF Receiver

Learn More

Datasheet

3.126In Stock

Cut Tape

1,50 €

Reel

1,50 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1.000

DTMF - Dual-tone Multi-frequency Receivers

5.25 V

4.75 V

3 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-18

Reel, Cut Tape, MouseReel

Telecom Interface ICs Worldwide Tone Compatibility Single and Dual Tones detected

CMX673D4
CML Micro
1: 5,47 €
41In Stock
141Expected 3/3/2026

Mfr. Part No.
CMX673D4

Mouser Part No
226-CMX673D4

CML Micro

Telecom Interface ICs Worldwide Tone Compatibility Single and Dual Tones detected

Datasheet

41In Stock

141Expected 3/3/2026

5,47 €

4,36 €

4,03 €

3,38 €

3,17 €

Min.: 1
Mult.: 1

5.5 V

2.7 V

1 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-16

Tube

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

CMX7164Q1
CML Micro
1: 22,68 €
26In Stock

Mfr. Part No.
CMX7164Q1

Mouser Part No
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

22,68 €

21,93 €

19,73 €

19,50 €

Min.: 1
Mult.: 1

Modems

- 40 C

+ 85 C

SMD/SMT

VQFN-64

Tray

Telecom Interface ICs 28 CH HD LIU

82P2821BHG
Renesas Electronics
1: 132,30 €
5In Stock

Mfr. Part No.
82P2821BHG

Mouser Part No
972-82P2821BHG

Renesas Electronics

Telecom Interface ICs 28 CH HD LIU

Datasheet

5In Stock

132,30 €

122,21 €

Min.: 1
Mult.: 1

E1 Line Interface Units - LIUs

SMD/SMT

PBGA-640

Tray

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

CMX865AD4
CML Micro
1: 3,98 €
278In Stock

Mfr. Part No.
CMX865AD4

Mouser Part No
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

3,98 €

3,87 €

3,53 €

3,39 €

Min.: 1
Mult.: 1

3.6 V

3 V

4 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-16

Tube

Telecom Interface ICs High Performance Low Bit-rate Vocoder

CMX638Q3
CML Micro
1: 21,67 €
45In Stock

Mfr. Part No.
CMX638Q3

Mouser Part No
226-CMX638Q3

CML Micro

Telecom Interface ICs High Performance Low Bit-rate Vocoder

Learn More

Datasheet

45In Stock

21,67 €

19,47 €

19,46 €

19,27 €

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 Worldwide Tone Compatibility Single and Dual Tones detected

CMX673E3
CML Micro
1: 5,47 €
74In Stock

Mfr. Part No.
CMX673E3

Mouser Part No
226-CMX673E3

CML Micro

Telecom Interface ICs Worldwide Tone Compatibility Single and Dual Tones detected

Datasheet

74In Stock

5,47 €

4,36 €

3,72 €

3,17 €

Min.: 1
Mult.: 1

5.5 V

2.7 V

1 mA

- 40 C

+ 85 C

SMD/SMT

TSSOP-20

Tube

Telecom Interface ICs 1x S V.35 Tran

LTC1345ISW#PBF
Analog Devices
1: 27,34 €
37In Stock

Mfr. Part No.
LTC1345ISW#PBF

Mouser Part No
584-LTC1345ISW#PBF

Analog Devices

Telecom Interface ICs 1x S V.35 Tran

Datasheet

37In Stock

27,34 €

23,11 €

22,07 €

19,74 €

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: 1,24 €
520In Stock

Mfr. Part No.
DS3680N

Mouser Part No
595-DS3680N

Texas Instruments

Telecom Interface ICs Quad Telephone Relay

Datasheet

520In Stock

1,24 €

0,903 €

0,815 €

0,724 €

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 1200bps Half Duplex Bell 202 Compatible Modem

MX614TN
CML Micro
1: 14,96 €
7In Stock
NRND

Mfr. Part No.
MX614TN

Mouser Part No
226-MX614TN

NRND

CML Micro

Telecom Interface ICs 1200bps Half Duplex Bell 202 Compatible Modem

Datasheet

7In Stock

14,96 €

11,94 €

10,18 €

8,67 €

Min.: 1
Mult.: 1

1.7 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

CMX869BD2
CML Micro
1: 8,89 €
32In Stock

Mfr. Part No.
CMX869BD2

Mouser Part No
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

8,89 €

8,60 €

7,73 €

7,64 €

Min.: 1
Mult.: 1

Modems

8.6 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-24

Tube

Telecom Interface ICs Pb Free DTMF RECEIVER

MT8888CSR1
Microchip Technology
1: 5,03 €
1.254In Stock
End of Life

Mfr. Part No.
MT8888CSR1

Mouser Part No
494-MT8888CSR1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free DTMF RECEIVER

Learn More

Datasheet

1.254In Stock

Cut Tape

5,03 €

Reel

4,53 €

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 VOICE SWITCH SPEAKERPHONE CIRCUIT

TS34118CS28 RDG
Taiwan Semiconductor
1: 2,35 €
2.001In Stock
9.000Expected 4/2/2026

Mfr. Part No.
TS34118CS28 RDG

Mouser Part No
821-TS34118CS28RDG

Taiwan Semiconductor

Telecom Interface ICs VOICE SWITCH SPEAKERPHONE CIRCUIT

Datasheet

2.001In Stock

9.000Expected 4/2/2026

Cut Tape

2,35 €

1,62 €

1,48 €

1,29 €

View

Reel

0,963 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1.500

SMD/SMT

SOP-28

Reel, Cut Tape, MouseReel

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

CMX7261L9
CML Micro
1: 15,45 €
8In Stock

Mfr. Part No.
CMX7261L9

Mouser Part No
226-CMX7261L9

CML Micro

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

Learn More

Datasheet

8In Stock

15,45 €

14,94 €

13,44 €

13,29 €

Min.: 1
Mult.: 1

3.6 V

3 V

- 40 C

+ 85 C

SMD/SMT

LQFP-64

Tray

Telecom Interface ICs Pb Free 3 VOLT INTEGRATED DTMF RECEIVER

MT88L70AN1
Microchip Technology
1: 1,55 €
483In Stock
End of Life

Mfr. Part No.
MT88L70AN1

Mouser Part No
494-MT88L70AN1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free 3 VOLT INTEGRATED DTMF RECEIVER

Learn More

Datasheet

483In Stock

1,55 €

1,39 €

1,38 €

1,36 €

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 T1/E1/J1 TRANSCEIVER /DUAL

82P2282PFG
Renesas Electronics
1: 46,37 €
12In Stock

Mfr. Part No.
82P2282PFG

Mouser Part No
972-82P2282PFG

Renesas Electronics

Telecom Interface ICs T1/E1/J1 TRANSCEIVER /DUAL

Datasheet

12In Stock

46,37 €

37,40 €

37,22 €

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 TRANSCEIVER

82P2288BBG
Renesas Electronics
1: 107,39 €
20In Stock

Mfr. Part No.
82P2288BBG

Mouser Part No
972-82P2288BBG

Renesas Electronics

Telecom Interface ICs T1/E1 TRANSCEIVER

Datasheet

20In Stock

107,39 €

97,76 €

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

SI3018-F-FS
Skyworks Solutions, Inc.
1: 5,50 €
71In Stock

Mfr. Part No.
SI3018-F-FS

Mouser Part No
634-SI3018-F-FS

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

71In Stock

5,50 €

4,23 €

3,73 €

3,48 €

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 2400/2750bps Voice Codeing, 3600bps with FEC enabled

CMX618Q3
CML Micro
1: 13,74 €
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

13,74 €

13,30 €

11,95 €

11,83 €

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 T1/E1/J1 TRANSCEIVER /QUAD

82P2284BBG
Renesas Electronics
1: 86,17 €
17In Stock
100Expected 6/8/2026

Mfr. Part No.
82P2284BBG

Mouser Part No
972-82P2284BBG

Renesas Electronics

Telecom Interface ICs T1/E1/J1 TRANSCEIVER /QUAD

Datasheet

17In Stock

100Expected 6/8/2026

86,17 €

72,16 €

72,11 €

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

SI3019-F-FS
Skyworks Solutions, Inc.
1: 7,65 €
33In Stock

Mfr. Part No.
SI3019-F-FS

Mouser Part No
634-SI3019-F-FS

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

33In Stock

7,65 €

5,95 €

5,28 €

4,94 €

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 1200bps Half Duplex Bell 202 Compatible Modem

FX614D4
CML Micro
1: 12,46 €
2In Stock
NRND

Mfr. Part No.
FX614D4

Mouser Part No
226-FX614D4

NRND

CML Micro

Telecom Interface ICs 1200bps Half Duplex Bell 202 Compatible Modem

Datasheet

2In Stock

12,46 €

9,95 €

8,48 €

7,23 €

Min.: 1
Mult.: 1

Modems

1.7 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-16

Tube

Interface IC's Telecom Interface ICs

Customer Service Office

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