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Telecom Interface ICs

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 E1 Quad Transceiver DS21Q59LN+ Analog Devices / Maxim Integrated 1: $109.73 51In Stock	Mfr. Part No. DS21Q59LN+ Mouser Part No 700-DS21Q59LN	Analog Devices / Maxim Integrated	Telecom Interface ICs E1 Quad Transceiver	Datasheet	51In Stock	$109.73 $107.30 $106.98	Min.: 1 Mult.: 1	E1 Line Interface Units - LIUs	3.465 V	3.135 V		- 40 C	+ 85 C	SMD/SMT	LQFP-100	Tray
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 about CML Micro circuits cmx618 cmx638	Datasheet	45In Stock	$25.20 $23.85	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 Line-side DAA for Si2404 ISOmodem SI3010-F-FSR Skyworks Solutions, Inc. 1: $6.45 2,255In Stock	Mfr. Part No. SI3010-F-FSR Mouser Part No 634-SI3010-F-FSR	Skyworks Solutions, Inc.	Telecom Interface ICs Line-side DAA for Si2404 ISOmodem	Datasheet	2,255In Stock	Cut Tape $6.45 $4.94 $4.57 $4.15 View Reel $3.73 $3.97 $3.84 $3.79 $3.73	Min.: 1 Mult.: 1 : 2,500	DAA - Direct Access Arrangements						SMD/SMT	SOIC-16	Reel, Cut Tape
Telecom Interface ICs Voice DAA System-Side QFN SI3050-E1-FMR Skyworks Solutions, Inc. 1: $5.08 1,083In Stock	Mfr. Part No. SI3050-E1-FMR Mouser Part No 634-SI3050-E1-FMR	Skyworks Solutions, Inc.	Telecom Interface ICs Voice DAA System-Side QFN	Datasheet	1,083In Stock	Cut Tape $5.08 $4.30 $4.11 $3.90 View Reel $3.73 $3.79 $3.74 $3.73 MouseReel Available	Min.: 1 Mult.: 1 : 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 SERCOS Interfce Cont SERC816/TR STMicroelectronics 1: $36.16 549In Stock	Mfr. Part No. SERC816/TR Mouser Part No 511-SERC816/TR	STMicroelectronics	Telecom Interface ICs SERCOS Interfce Cont	Datasheet	549In Stock	Cut Tape $36.16 $30.18 $27.61 $26.33 View Reel $24.68 $25.11 $24.68 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500		5.25 V	4.75 V		- 40 C	+ 85 C	SMD/SMT	PQFP-100	Reel, Cut Tape, MouseReel
Telecom Interface ICs Global Line-side DAA for Si3050 SOIC SI3019-F-FSR Skyworks Solutions, Inc. 1: $9.18 1,611In Stock	Mfr. Part No. SI3019-F-FSR Mouser Part No 634-SI3019-F-FSR	Skyworks Solutions, Inc.	Telecom Interface ICs Global Line-side DAA for Si3050 SOIC	Datasheet	1,611In Stock	Cut Tape $9.18 $7.13 $6.62 $6.28 Reel $6.28 MouseReel Available	Min.: 1 Mult.: 1 : 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 T1/E1 TRANSCEIVER 82P2288BBG Renesas Electronics 1: $159.49 20In Stock	Mfr. Part No. 82P2288BBG Mouser Part No 972-82P2288BBG	Renesas Electronics	Telecom Interface ICs T1/E1 TRANSCEIVER	Datasheet	20In Stock	$159.49 $134.07 $126.92	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 3.3V DUAL LH LIU 82V2052EPFG Renesas Electronics 1: $40.20 330In Stock	Mfr. Part No. 82V2052EPFG Mouser Part No 972-82V2052EPFG	Renesas Electronics	Telecom Interface ICs 3.3V DUAL LH LIU	Datasheet	330In Stock	$40.20 $32.55 $30.65 $29.38 View $28.09 Quote	Min.: 1 Mult.: 1	E1 Line Interface Units - LIUs						SMD/SMT	TQFP-80	Tray
Telecom Interface ICs 8-Port T1/E1/J1 Transceiver DS26518GNB1+ Analog Devices / Maxim Integrated 1: $93.09 14In Stock	Mfr. Part No. DS26518GNB1+ Mouser Part No 700-DS26518GNB1+	Analog Devices / Maxim Integrated	Telecom Interface ICs 8-Port T1/E1/J1 Transceiver	Datasheet	14In Stock	$93.09 $91.03 $90.76	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	CSBGA-256	Tray
Telecom Interface ICs SERCOS Interfce Cont SERC816 STMicroelectronics 1: $37.11 629In Stock 396Expected 2027/08/27	Mfr. Part No. SERC816 Mouser Part No 511-SERC816	STMicroelectronics	Telecom Interface ICs SERCOS Interfce Cont	Datasheet	629In Stock 396Expected 2027/08/27	$37.11 $30.18 $27.03 $26.24 View $25.57 $25.56 Quote	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: $15.43 523In 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	523In Stock	$15.43 $12.33 $10.50 $9.86 Quote Quote	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: $2.22 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 $2.22 $2.19 Reel $1.86	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: $5.87 2,859In 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		2,859In Stock	Cut Tape $5.87 $4.62 $4.31 $3.97 View Reel $3.58 $3.83 $3.77 $3.76 $3.58	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 2CH ZL880 150V Tracking, 64QFN, T&R ZL88702LDF1 Microchip Technology 1: $8.68 557In 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	557In Stock	Cut Tape $8.68 $8.54 Reel $7.26	Min.: 1 Mult.: 1 : 2,700							SMD/SMT	VQFN-64	Reel, Cut Tape
Telecom Interface ICs 1200/2400/4800bps FFSK/MSK CMX469AD3 CML Micro 1: $30.42 355In 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	355In Stock	$30.42 $24.28 $20.69 $17.65	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: $30.42 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	$30.42 $24.28 $20.69 $17.65	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 CMX865AD4 CML Micro 1: $4.93 358In Stock 329Expected 2026/11/24	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	358In Stock 329Expected 2026/11/24	$4.93 $4.80 $4.40 $4.22	Min.: 1 Mult.: 1		3.6 V	3 V	4 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-16	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: $4.22 756In Stock 665Expected 2026/11/24	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 2026/11/24	$4.22	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: $9.47 211In Stock 310Expected 2026/11/10	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 2026/11/10	$9.47	Min.: 1 Mult.: 1	Modems			8.6 mA	- 40 C	+ 85 C	SMD/SMT	TSSOP-24	Tube
Telecom Interface ICs 1200bps Half Duplex Bell 202 Compatible Modem MX614DW CML Micro 1: $15.43 656In Stock 235Expected 2026/12/08	Mfr. Part No. MX614DW Mouser Part No 226-MX614DW	CML Micro	Telecom Interface ICs 1200bps Half Duplex Bell 202 Compatible Modem	Datasheet	656In Stock 235Expected 2026/12/08	$15.43 $12.33 $10.50 $8.97	Min.: 1 Mult.: 1	Modems			1.7 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-16	Tube
Telecom Interface ICs 26 Port 44G/60G L2/L3 Switch VSC7444YIH-02 Microchip Technology 1: $153.23 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	$153.23 $128.27	Min.: 1 Mult.: 1							SMD/SMT	HFCBGA-672	Tray
Telecom Interface ICs Voice DAA System-Side TSSOP SI3050-E1-FTR Skyworks Solutions, Inc. 1: $6.38 664In Stock 2,500Expected 2027/02/01	Mfr. Part No. SI3050-E1-FTR Mouser Part No 634-SI3050-E1-FTR	Skyworks Solutions, Inc.	Telecom Interface ICs Voice DAA System-Side TSSOP	Datasheet	664In Stock 2,500Expected 2027/02/01	Cut Tape $6.38 $5.11 $4.84 Reel $4.72 MouseReel Available	Min.: 1 Mult.: 1 : 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 modem TDA5051AT/C1,518 NXP Semiconductors 1: $9.47 509In Stock 3,000On Order	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	509In Stock 3,000On Order On Order Ship Dates Mfr. No: TDA5051AT/C1,518 Stock: 509 Can Dispatch Immediately On Order: 1,000 Pending 2,000 Expected 2027/01/18 Factory Lead Time: 16 Weeks	Cut Tape $9.47 $7.36 $6.84 $6.26 $6.14 Reel $5.22 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 DUAL LH LIU 82V2082PFG Renesas Electronics 1: $49.68 129In Stock	Mfr. Part No. 82V2082PFG Mouser Part No 972-82V2082PFG	Renesas Electronics	Telecom Interface ICs 3.3V DUAL LH LIU	Datasheet	129In Stock	$49.68 $40.23 $36.69 $35.61 $33.11	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 1x S V.35 Tran LTC1345ISW#PBF Analog Devices 1: $33.06 32In Stock	Mfr. Part No. LTC1345ISW#PBF Mouser Part No 584-LTC1345ISW#PBF	Analog Devices	Telecom Interface ICs 1x S V.35 Tran	Datasheet	32In Stock	$33.06 $26.75 $25.05 $22.99 View $22.26 $22.03 Quote	Min.: 1 Mult.: 1	Transceivers	5.25 V	4.75 V	118 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-28	Tube