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Interface IC's Telecom Interface ICs

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Part #

Telecom Interface ICs Pb Free HDLC Controller, PLCC

MT8952BP1
Microchip Technology
1: $16.53
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

$16.53

$14.94

$14.24

$11.79

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: $5.17
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

$5.17

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: $1.65
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

$1.65

Reel

$1.65

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: $1.72
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

$1.72

Reel

$1.72

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: $6.36
41In Stock
141Expected 03/03/2026

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 03/03/2026

$6.36

$5.07

$4.69

$3.93

View

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: $26.37
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

$26.37

$25.50

$22.94

$21.80

View

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: $153.84
5In Stock

Mfr. Part No.
82P2821BHG

Mouser Part No
972-82P2821BHG

Renesas Electronics

Telecom Interface ICs 28 CH HD LIU

Datasheet

5In Stock

$153.84

$142.10

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: $4.63
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

$4.63

$4.50

$4.11

$3.80

View

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: $25.20
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

$25.20

$22.64

$22.63

$22.03

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 Worldwide Tone Compatibility Single and Dual Tones detected

CMX673E3
CML Micro
1: $6.36
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

$6.36

$5.07

$4.32

$3.55

View

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: $31.79
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

$31.79

$26.87

$25.66

$22.95

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: $1.44
520In Stock

Mfr. Part No.
DS3680N

Mouser Part No
595-DS3680N

Texas Instruments

Telecom Interface ICs Quad Telephone Relay

Datasheet

520In Stock

$1.44

$1.05

$0.948

$0.842

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: $17.39
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

$17.39

$13.88

$11.84

$9.70

View

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: $10.34
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

$10.34

$10.00

$8.99

$8.55

View

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: $5.85
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

$5.85

Reel

$5.27

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: $2.73
2,001In Stock
9,000Expected 02/04/2026

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 02/04/2026

Cut Tape

$2.73

$1.88

$1.72

$1.50

View

Reel

$1.12

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: $17.96
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

$17.96

$17.37

$15.63

$14.85

View

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: $1.80
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

$1.80

$1.62

$1.60

$1.58

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: $53.92
12In Stock

Mfr. Part No.
82P2282PFG

Mouser Part No
972-82P2282PFG

Renesas Electronics

Telecom Interface ICs T1/E1/J1 TRANSCEIVER /DUAL

Datasheet

12In Stock

$53.92

$43.49

$43.28

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: $124.87
20In Stock

Mfr. Part No.
82P2288BBG

Mouser Part No
972-82P2288BBG

Renesas Electronics

Telecom Interface ICs T1/E1 TRANSCEIVER

Datasheet

20In Stock

$124.87

$113.68

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: $6.39
71In Stock

Mfr. Part No.
SI3018-F-FS

Mouser Part No
634-SI3018-F-FS

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

71In Stock

$6.39

$4.92

$4.34

$4.05

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: $15.98
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

$15.98

$15.47

$13.90

$13.89

$13.23

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: $100.20
17In Stock
100Expected 08/06/2026

Mfr. Part No.
82P2284BBG

Mouser Part No
972-82P2284BBG

Renesas Electronics

Telecom Interface ICs T1/E1/J1 TRANSCEIVER /QUAD

Datasheet

17In Stock

100Expected 08/06/2026

$100.20

$83.91

$83.85

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: $8.90
33In Stock

Mfr. Part No.
SI3019-F-FS

Mouser Part No
634-SI3019-F-FS

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

33In Stock

$8.90

$6.92

$6.14

$5.74

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: $14.49
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

$14.49

$11.57

$9.86

$8.09

View

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

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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