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Telecom Interface ICs

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CHF) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Supply Voltage - Max	Supply Voltage - Min	Operating Supply Current	Minimum Operating Temperature	Maximum Operating Temperature	Mounting Style	Package/Case	Packaging
Telecom Interface ICs Quad Telephone Relay DS3680D Texas Instruments 1: CHF 1.24 1’807In Stock	Mfr. Part No. DS3680D Mouser Part No 595-DS3680D	Texas Instruments	Telecom Interface ICs Quad Telephone Relay	Datasheet	1’807In Stock	CHF 1.24 CHF 0.91 CHF 0.773 CHF 0.732 View CHF 0.69 CHF 0.663 CHF 0.557	Min.: 1 Mult.: 1	Relay Drivers	- 60 V	- 10 V	- 4.4 mA	0 C	+ 70 C	SMD/SMT	SOIC-14	Tube
Telecom Interface ICs SERCOS Interfce Cont SERC816 STMicroelectronics 1: CHF 29.02 808In Stock 216Expected 11/12/2026	Mfr. Part No. SERC816 Mouser Part No 511-SERC816	STMicroelectronics	Telecom Interface ICs SERCOS Interfce Cont	Datasheet	808In Stock 216Expected 11/12/2026	CHF 29.02 CHF 23.60 CHF 21.42 CHF 20.72 View CHF 20.17 CHF 20.15	Min.: 1 Mult.: 1		5.25 V	4.75 V		- 40 C	+ 85 C	SMD/SMT	PQFP-100	Tray
Telecom Interface ICs 1200/ 75bps Full-Duplex V.23 with Optional 75bps Back Channel and Date Retiming FX604D4 CML Micro 1: CHF 12.42 524In 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	524In Stock	CHF 12.42 CHF 9.92 CHF 8.45 CHF 7.93 CHF 7.22	Min.: 1 Mult.: 1	Modems			1.7 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-16	Tube
Telecom Interface ICs 1CH 100V miSLIC, 36QFN, T&R LE9643AQCT Microchip Technology 1: CHF 1.79 2’805In Stock	Mfr. Part No. LE9643AQCT Mouser Part No 494-LE9643AQCT	Microchip Technology	Telecom Interface ICs 1CH 100V miSLIC, 36QFN, T&R		2’805In Stock	Cut Tape CHF 1.79 CHF 1.76 Reel CHF 1.50	Min.: 1 Mult.: 1 : 3’000	Line Circuits				- 40 C	+ 85 C	SMD/SMT	VQFN-36	Reel, Cut Tape
Telecom Interface ICs FXS+FXO ProSLIC, PCM, -110 V DTMF detect SI32178-B-FM1R Skyworks Solutions, Inc. 1: CHF 4.73 2’359In Stock	Mfr. Part No. SI32178-B-FM1R Mouser Part No 634-SI32178-B-FM1R	Skyworks Solutions, Inc.	Telecom Interface ICs FXS+FXO ProSLIC, PCM, -110 V DTMF detect		2’359In Stock	Cut Tape CHF 4.73 CHF 3.72 CHF 3.47 CHF 3.19 View Reel CHF 2.88 CHF 3.08 CHF 3.03 CHF 3.02 CHF 2.88	Min.: 1 Mult.: 1 : 2’500	Pro Subscriber Line Interface Concept (SLIC) ICs	3.47 V	3.13 V	44.2 mA	0 C	+ 70 C	SMD/SMT	LGA-42	Reel, Cut Tape
Telecom Interface ICs 1200/2400/4800bps FFSK/MSK CMX469AD3 CML Micro 1: CHF 24.49 300In Stock	Mfr. Part No. CMX469AD3 Mouser Part No 226-CMX469AD3	CML Micro	Telecom Interface ICs 1200/2400/4800bps FFSK/MSK Learn More about CML Micro circuits cmx469a	Datasheet	300In Stock	CHF 24.49 CHF 19.54 CHF 16.65 CHF 14.21	Min.: 1 Mult.: 1	Modems			4.5 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-20	Tube
Telecom Interface ICs 1200/2400/4800bps FFSK/MSK CMX469AE2 CML Micro 1: CHF 24.49 194In Stock	Mfr. Part No. CMX469AE2 Mouser Part No 226-CMX469AE2	CML Micro	Telecom Interface ICs 1200/2400/4800bps FFSK/MSK Learn More about CML Micro circuits cmx589a	Datasheet	194In Stock	CHF 24.49 CHF 19.54 CHF 16.65 CHF 14.21	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: CHF 3.97 756In Stock 665Expected 11/24/2026	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	756In Stock 665Expected 11/24/2026	CHF 3.97 CHF 3.87 CHF 3.54 CHF 3.40	Min.: 1 Mult.: 1		3.6 V	3 V	4 mA	- 40 C	+ 85 C	SMD/SMT	TSSOP-16	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: CHF 13.53 211In Stock 310Expected 11/11/2026	Mfr. Part No. CMX869BE2 Mouser Part No 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	211In Stock 310Expected 11/11/2026	CHF 13.53 CHF 10.60 CHF 9.87 CHF 9.06	Min.: 1 Mult.: 1	Modems			8.6 mA	- 40 C	+ 85 C	SMD/SMT	TSSOP-24	Tube
Telecom Interface ICs 26 Port 44G/60G L2/L3 Switch VSC7444YIH-02 Microchip Technology 1: CHF 123.32 25In 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	25In Stock	CHF 123.32 CHF 103.23	Min.: 1 Mult.: 1							SMD/SMT	HFCBGA-672	Tray
Telecom Interface ICs Voice DAA System-Side TSSOP SI3050-E1-GTR Skyworks Solutions, Inc. 1: CHF 6.76 1’883In Stock	Mfr. Part No. SI3050-E1-GTR Mouser Part No 634-SI3050-E1-GTR	Skyworks Solutions, Inc.	Telecom Interface ICs Voice DAA System-Side TSSOP	Datasheet	1’883In Stock	Cut Tape CHF 6.76 CHF 5.24 CHF 4.86 CHF 4.45 View Reel CHF 3.85 CHF 4.24 CHF 4.12 CHF 4.01 CHF 3.85 Quote	Min.: 1 Mult.: 1 : 2’500	Voice DAAs	3.6 V	3 V	8.5 mA	- 40 C	+ 85 C	SMD/SMT	TSSOP-20	Reel, Cut Tape
Telecom Interface ICs Home automation modem TDA5051AT/C1,518 NXP Semiconductors 1: CHF 7.51 1’509In Stock 2’000Expected 1/18/2027	Mfr. Part No. TDA5051AT/C1,518 Mouser Part No 771-TDA5051ATD-T	NXP Semiconductors	Telecom Interface ICs Home automation modem Learn More about NXP Semiconductors nxptda5051amodem	Datasheet	1’509In Stock 2’000Expected 1/18/2027	Cut Tape CHF 7.51 CHF 5.92 CHF 5.50 CHF 5.04 Reel CHF 4.58 View CHF 4.91 CHF 4.80 CHF 4.46 Quote MouseReel Available	Min.: 1 Mult.: 1 : 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 E1/T1/J1 Line Interface DS21348T+ Analog Devices / Maxim Integrated 1: CHF 27.64 120In Stock	Mfr. Part No. DS21348T+ Mouser Part No 700-DS21348T	Analog Devices / Maxim Integrated	Telecom Interface ICs 3.3V E1/T1/J1 Line Interface	Datasheet	120In Stock	CHF 27.64 CHF 22.43 CHF 21.12 CHF 19.31 View CHF 18.57 CHF 18.54 Quote	Min.: 1 Mult.: 1	T1/E1/J1 Line Interface Units - LIUs	3.465 V	3.135 V		0 C	+ 70 C	SMD/SMT	TQFP-44	Tray
Telecom Interface ICs 5V E1/T1/J1 Line Interface DS2148TN+ Analog Devices / Maxim Integrated 1: CHF 33.15 17In Stock	Mfr. Part No. DS2148TN+ Mouser Part No 700-DS2148TN	Analog Devices / Maxim Integrated	Telecom Interface ICs 5V E1/T1/J1 Line Interface	Datasheet	17In Stock	CHF 33.15 CHF 26.84 CHF 25.27 CHF 23.08 View CHF 21.91 CHF 21.87 Quote	Min.: 1 Mult.: 1	T1/E1/J1 Line Interface Units - LIUs	5.25 V	4.75 V		- 40 C	+ 85 C	SMD/SMT	TQFP-44	Tray
Telecom Interface ICs 2CH ZL880 150V Tracking, 64QFN, T&R ZL88702LDF1 Microchip Technology 1: CHF 6.98 57In 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	57In Stock	Cut Tape CHF 6.98 CHF 6.87 Reel CHF 5.84	Min.: 1 Mult.: 1 : 2’700							SMD/SMT	VQFN-64	Reel, Cut Tape
Telecom Interface ICs 2400/2750bps Voice Codeing, 3600bps with FEC enabled CMX618Q3 CML Micro 1: CHF 13.71 62In 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 about CML Micro circuits cmx618 cmx638	Datasheet	62In Stock	CHF 13.71 CHF 13.25 CHF 11.92 CHF 11.77	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 High Performance Low Bit-rate Vocoder CMX638L4 CML Micro 1: CHF 31.80 47In Stock	Mfr. Part No. CMX638L4 Mouser Part No 226-CMX638L4	CML Micro	Telecom Interface ICs High Performance Low Bit-rate Vocoder Learn More about CML Micro circuits cmx618 cmx638	Datasheet	47In Stock	CHF 31.80 CHF 25.74 CHF 24.23 CHF 23.23	Min.: 1 Mult.: 1							SMD/SMT	LQFP-48	Tray
Telecom Interface ICs Function Images Supporting GMSK/GFSK, 4FSK, FFSK/MSK CMX7143L4 CML Micro 1: CHF 32.07 4In Stock 20Expected 12/8/2026	Mfr. Part No. CMX7143L4 Mouser Part No 226-CMX7143L4	CML Micro	Telecom Interface ICs Function Images Supporting GMSK/GFSK, 4FSK, FFSK/MSK Learn More about CML Micro circuits cmx7143	Datasheet	4In Stock 20Expected 12/8/2026	CHF 32.07 CHF 23.15 CHF 22.39 CHF 20.84	Min.: 1 Mult.: 1	Modems				- 40 C	+ 85 C	SMD/SMT	LQFP-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: CHF 22.60 23In 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 about CML Micro circuits cmx7164	Datasheet	23In Stock	CHF 22.60 CHF 21.86 CHF 19.66 CHF 19.43	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: CHF 15.40 32In 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 about CML Micro circuits cmx7261	Datasheet	32In Stock	CHF 15.40 CHF 14.89 CHF 13.39 CHF 13.24	Min.: 1 Mult.: 1		3.6 V	3 V		- 40 C	+ 85 C	SMD/SMT	LQFP-64	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: CHF 6.32 39In Stock 799On Order	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	39In Stock 799On Order On Order Ship Dates Mfr. No: CMX865AD4 Stock: 39 Can Dispatch Immediately On Order: 329 Expected 11/24/2026 470 Expected 5/10/2027 Factory Lead Time: 27 Weeks	CHF 6.32 CHF 4.88 CHF 4.51 CHF 4.11 CHF 3.82	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 CMX867AD2 CML Micro 1: CHF 5.16 78In Stock	Mfr. Part No. CMX867AD2 Mouser Part No 226-CMX867AD2	CML Micro	Telecom Interface ICs V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder	Datasheet	78In Stock	CHF 5.16 CHF 4.98 CHF 4.49 CHF 4.45	Min.: 1 Mult.: 1	Modems			5.5 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-24	Tube
Telecom Interface ICs V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder CMX867AE2 CML Micro 1: CHF 5.16 133In Stock	Mfr. Part No. CMX867AE2 Mouser Part No 226-CMX867AE2	CML Micro	Telecom Interface ICs V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder	Datasheet	133In Stock	CHF 5.16 CHF 4.98 CHF 4.49 CHF 4.45	Min.: 1 Mult.: 1	Modems			5.5 mA	- 40 C	+ 85 C	SMD/SMT	TSSOP-24	Tube
Telecom Interface ICs V.22bis, V.22/ Bell 212A, V.23, Bell 202, V.21, DTMF Encoder/Decoder CMX868AD2 CML Micro 1: CHF 10.78 46In Stock 279Expected 11/24/2026	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	46In Stock 279Expected 11/24/2026	CHF 10.78 CHF 8.44 CHF 7.85 CHF 7.22 CHF 7.15	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: CHF 10.77 35In 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	35In Stock	CHF 10.77 CHF 8.43 CHF 7.85 CHF 7.22 CHF 7.14	Min.: 1 Mult.: 1	Modems			5.5 mA	- 40 C	+ 85 C	SMD/SMT	TSSOP-24	Tube