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Telecom Interface ICs

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Part #

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

DS26518GN+
Analog Devices / Maxim Integrated
1: $116.61
57In Stock

Mfr. Part No.
DS26518GN+

Mouser Part No
700-DS26518GN

Analog Devices / Maxim Integrated

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

Datasheet

57In Stock

$116.61

$97.93

$93.26

$91.63

Quote

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

TE-CSBGA-256

Tray

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

FX604D4
CML Micro
1: $14.49
330In Stock
NRND

Mfr. Part No.
FX604D4

Mouser Part No
226-FX604D4

NRND

CML Micro

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

Datasheet

330In 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

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

CMX469AE2
CML Micro
1: $28.56
80In Stock

Mfr. Part No.
CMX469AE2

Mouser Part No
226-CMX469AE2

CML Micro

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

Learn More

Datasheet

80In Stock

$28.56

$22.79

$19.42

$15.95

View

Min.: 1
Mult.: 1

Modems

4.5 mA

- 40 C

+ 85 C

SMD/SMT

TSSOP-24

Tube

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

CMX865AE4
CML Micro
1: $4.63
873In 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

873In 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

TSSOP-16

Tube

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

CMX868AD2
CML Micro
1: $8.24
275In Stock

Mfr. Part No.
CMX868AD2

Mouser Part No
226-CMX868AD2

CML Micro

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

Datasheet

275In Stock

$8.24

$7.98

$7.17

$6.82

View

Min.: 1
Mult.: 1

Modems

5.5 mA

- 40 C

+ 85 C

SMD/SMT

SOIC-24

Tube

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

CMX868AE2
CML Micro
1: $8.24
559In Stock

Mfr. Part No.
CMX868AE2

Mouser Part No
226-CMX868AE2

CML Micro

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

Datasheet

559In Stock

$8.24

$7.98

$7.17

$6.81

View

Min.: 1
Mult.: 1

Modems

5.5 mA

- 40 C

+ 85 C

SMD/SMT

TSSOP-24

Tube

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

CMX909BD5
CML Micro
1: $48.43
78In Stock

Mfr. Part No.
CMX909BD5

Mouser Part No
226-CMX909BD5

CML Micro

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

Datasheet

78In Stock

$48.43

$32.96

$32.95

View

Min.: 1
Mult.: 1

Modems

SMD/SMT

SSOP-24

Tube

Telecom Interface ICs Med Spd Data Intrfce

L9613B013TR
STMicroelectronics
1: $2.93
3,012In Stock
10,000On Order

Mfr. Part No.
L9613B013TR

Mouser Part No
511-L9613B-TR

STMicroelectronics

Telecom Interface ICs Med Spd Data Intrfce

Datasheet

3,012In Stock

10,000On Order

Cut Tape

$2.93

$1.91

$1.75

$1.50

Reel

$0.974

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

36 V

- 24 V

+/- 2.5 mA, +/- 10 mA

- 40 C

+ 150 C

SMD/SMT

SOIC-8

AEC-Q100

Reel, Cut Tape, MouseReel

Telecom Interface ICs SERCOS Interfce Cont

SERC816
STMicroelectronics
1: $33.00
446In Stock

Mfr. Part No.
SERC816

Mouser Part No
511-SERC816

STMicroelectronics

Telecom Interface ICs SERCOS Interfce Cont

Datasheet

446In Stock

$33.00

$26.76

$23.93

$23.21

View

Min.: 1
Mult.: 1

5.25 V

4.75 V

- 40 C

+ 85 C

SMD/SMT

PQFP-100

Tray

Telecom Interface ICs

SI3019-F-FSR
Skyworks Solutions, Inc.
1: $8.90
1,715In Stock

Mfr. Part No.
SI3019-F-FSR

Mouser Part No
634-SI3019-F-FSR

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

1,715In Stock

Cut Tape

$8.90

$6.92

$6.43

$5.88

View

Reel

$4.74

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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

SI3019-F-FT
Skyworks Solutions, Inc.
1: $11.23
285In Stock

Mfr. Part No.
SI3019-F-FT

Mouser Part No
634-SI3019-F-FT

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

285In Stock

$11.23

$8.73

$8.33

$7.22

View

Min.: 1
Mult.: 1

Voice DAAs

3.6 V

3 V

8.5 mA

0 C

+ 70 C

SMD/SMT

TSSOP-16

Tube

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

SI3050-E1-FMR
Skyworks Solutions, Inc.
1: $7.46
1,133In 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

1,133In Stock

Cut Tape

$7.46

$6.34

$5.78

Reel

$3.74

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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

SI3050-E1-FTR
Skyworks Solutions, Inc.
1: $8.95
2,450In Stock

Mfr. Part No.
SI3050-E1-FTR

Mouser Part No
634-SI3050-E1-FTR

Skyworks Solutions, Inc.

Telecom Interface ICs

Datasheet

2,450In Stock

Cut Tape

$8.95

$6.37

$6.07

$5.27

View

Reel

$3.80

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Voice DAAs

3.6 V

3 V

8.5 mA

0 C

+ 70 C

SMD/SMT

TSSOP-20

Reel, Cut Tape, MouseReel

Telecom Interface ICs HOME AUTOMATION MODM

TDA5051AT/C1,518
NXP Semiconductors
1: $7.10
3,192In Stock

Mfr. Part No.
TDA5051AT/C1,518

Mouser Part No
771-TDA5051ATD-T

NXP Semiconductors

Telecom Interface ICs HOME AUTOMATION MODM

Learn More

Datasheet

3,192In Stock

Cut Tape

$7.10

$5.47

$5.06

$4.61

Reel

$4.15

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Modem ICs

5.25 V

4.75 V

47 mA

- 40 C

+ 100 C

SMD/SMT

SOIC-16

Reel, Cut Tape, MouseReel

Telecom Interface ICs 3.3V DUAL LH LIU

82V2082PFG
Renesas Electronics
1: $39.90
156In Stock

Mfr. Part No.
82V2082PFG

Mouser Part No
972-82V2082PFG

Renesas Electronics

Telecom Interface ICs 3.3V DUAL LH LIU

Datasheet

156In Stock

$39.90

$32.85

$31.36

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 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 Pb Free DTMF TRANSCEIVER

MT8880CS1
Microchip Technology
1: $5.17
2,248In Stock
End of Life

Mfr. Part No.
MT8880CS1

Mouser Part No
494-MT8880CS1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free DTMF TRANSCEIVER

Learn More

2,248In 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 1b Free INTEGRATED DTMF XCVR INTEL IF

MT8888CN1
Microchip Technology
1: $5.17
1,472In Stock
End of Life

Mfr. Part No.
MT8888CN1

Mouser Part No
494-MT8888CN1

End of Life

Microchip Technology

Telecom Interface ICs 1b Free INTEGRATED DTMF XCVR INTEL IF

Learn More

Datasheet

1,472In 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

SSOP-24

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
4,366In 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

4,366In 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 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 DNIC 1.5um:

MT9172AN1
Microchip Technology
1: $19.86
224In Stock
End of Life

Mfr. Part No.
MT9172AN1

Mouser Part No
494-MT9172AN1

End of Life

Microchip Technology

Telecom Interface ICs Pb Free DNIC 1.5um:

Datasheet

224In Stock

$19.86

Min.: 1
Mult.: 1

Digital Network Interface Circuits

5.25 V

4.75 V

- 40 C

+ 85 C

SMD/SMT

SSOP-24

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

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 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

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