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

Telecom Interface ICs

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 303

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; }

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 DS21Q59L+ Analog Devices / Maxim Integrated 1: $95.40 56In Stock	Mfr. Part # DS21Q59L+ Mouser Part # 700-DS21Q59L	Analog Devices / Maxim Integrated	Telecom Interface ICs E1 Quad Transceiver	Datasheet	56In Stock	$95.40 $93.29 $91.27 $89.44 View Quote	Min.: 1 Mult.: 1	E1 Line Interface Units - LIUs	3.465 V	3.135 V		0 C	+ 70 C	SMD/SMT	LQFP-100	Tray
Telecom Interface ICs Ethernet Over PDH Mapping Devices DS33W11+ Analog Devices / Maxim Integrated 1: $63.76 65In Stock	Mfr. Part # DS33W11+ Mouser Part # 700-DS33W11	Analog Devices / Maxim Integrated	Telecom Interface ICs Ethernet Over PDH Mapping Devices	Datasheet	65In Stock	$63.76 $62.35 $61.00 $59.78 View Quote	Min.: 1 Mult.: 1	Ethernet Over PDH Mappers	1.89 V, 2.625 V, 3.465 V	1.71 V, 2.375 V, 3.135 V		- 40 C	+ 85 C	SMD/SMT	CSBGA-256	Tray
Telecom Interface ICs SERCOS Interfce Cont SERC816/TR STMicroelectronics 1: $36.15 549In Stock	Mfr. Part # SERC816/TR Mouser Part # 511-SERC816/TR	STMicroelectronics	Telecom Interface ICs SERCOS Interfce Cont	Datasheet	549In Stock	Cut Tape $36.15 $30.17 $27.61 $26.32 View Reel $24.67 $25.10 $24.67 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: $9.17 1,611In Stock	Mfr. Part # SI3019-F-FSR Mouser Part # 634-SI3019-F-FSR	Skyworks Solutions, Inc.	Telecom Interface ICs Global Line-side DAA for Si3050 SOIC	Datasheet	1,611In Stock	Cut Tape $9.17 $7.13 $6.62 $6.06 $5.94 Reel $5.93 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: $159.47 20In Stock	Mfr. Part # 82P2288BBG Mouser Part # 972-82P2288BBG	Renesas Electronics	Telecom Interface ICs T1/E1 TRANSCEIVER	Datasheet	20In Stock	$159.47 $134.05 $126.89	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 # 82V2052EPFG Mouser Part # 972-82V2052EPFG	Renesas Electronics	Telecom Interface ICs 3.3V DUAL LH LIU	Datasheet	330In Stock	$40.20 $32.55 $30.64 $29.37 View $28.08 Quote	Min.: 1 Mult.: 1	E1 Line Interface Units - LIUs						SMD/SMT	TQFP-80	Tray
Telecom Interface ICs High Performance Low Bit-rate Vocoder CMX638Q3 CML Micro 1: $25.20 45In Stock	Mfr. Part # CMX638Q3 Mouser Part # 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 $22.93 View Quote	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 # SI3010-F-FSR Mouser Part # 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 $3.96 $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 8-Port T1/E1/J1 Transceiver DS26518GNB1+ Analog Devices / Maxim Integrated 1: $93.07 14In Stock	Mfr. Part # DS26518GNB1+ Mouser Part # 700-DS26518GNB1+	Analog Devices / Maxim Integrated	Telecom Interface ICs 8-Port T1/E1/J1 Transceiver	Datasheet	14In Stock	$93.07 $91.01 $89.04 $87.25 View 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	CSBGA-256	Tray
Telecom Interface ICs SERCOS Interfce Cont SERC816 STMicroelectronics 1: $37.11 629In Stock 396Expected 10/15/2027	Mfr. Part # SERC816 Mouser Part # 511-SERC816	STMicroelectronics	Telecom Interface ICs SERCOS Interfce Cont	Datasheet	629In Stock 396Expected 10/15/2027	$37.11 $30.17 $27.02 $26.23 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 # FX604D4 Mouser Part # 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 $12.32 $10.50 $9.86 View 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 # LE9643AQCT Mouser Part # 494-LE9643AQCT	Microchip Technology	Telecom Interface ICs 1CH 100V miSLIC, 36QFN, T&R		2,805In Stock	Cut Tape $2.22 $2.19 Reel $1.84	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 # SI32178-B-FM1R Mouser Part # 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 $3.82 $3.77 $3.75 $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: $8.67 557In Stock NRND	Mfr. Part # ZL88702LDF1 Mouser Part # 494-ZL88702LDF1 NRND	Microchip Technology	Telecom Interface ICs 2CH ZL880 150V Tracking, 64QFN, T&R	Datasheet	557In Stock	Cut Tape $8.67 $8.54 Reel $7.16	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 # CMX469AD3 Mouser Part # 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 $16.98	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 # CMX469AE2 Mouser Part # 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 $16.98	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 11/24/2026	Mfr. Part # CMX865AD4 Mouser Part # 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 11/24/2026	$4.93 $4.80 $4.39 $4.05 View $3.59 $3.58	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: $4.05 756In Stock 665Expected 11/24/2026	Mfr. Part # CMX865AE4 Mouser Part # 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	$4.05	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: $9.10 211In Stock 310Expected 11/10/2026	Mfr. Part # CMX869BE2 Mouser Part # 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 11/10/2026	$9.10	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 12/8/2026	Mfr. Part # MX614DW Mouser Part # 226-MX614DW	CML Micro	Telecom Interface ICs 1200bps Half Duplex Bell 202 Compatible Modem	Datasheet	656In Stock 235Expected 12/8/2026	$15.43 $12.32 $10.50 $8.62 View Quote	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: $153.20 25In Stock	Mfr. Part # VSC7444YIH-02 Mouser Part # 494-VSC7444YIH-02	Microchip Technology	Telecom Interface ICs 26 Port 44G/60G L2/L3 Switch	Datasheet	25In Stock	$153.20 $127.63 Quote Quote	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 2/1/2027	Mfr. Part # SI3050-E1-FTR Mouser Part # 634-SI3050-E1-FTR	Skyworks Solutions, Inc.	Telecom Interface ICs Voice DAA System-Side TSSOP	Datasheet	664In Stock 2,500Expected 2/1/2027	Cut Tape $6.38 $5.11 $4.84 Reel $4.51 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: $9.46 509In Stock 3,000On Order	Mfr. Part # TDA5051AT/C1,518 Mouser Part # 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. #: TDA5051AT/C1,518 Stock: 509 Can Ship Immediately On Order: 1,000 Pending 2,000 Expected 1/18/2027 Factory Lead-Time: 16 Weeks	Cut Tape $9.46 $7.36 $6.84 $6.26 $6.14 Reel $5.21 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 # 82V2082PFG Mouser Part # 972-82V2082PFG	Renesas Electronics	Telecom Interface ICs 3.3V DUAL LH LIU	Datasheet	129In Stock	$49.68 $40.22 $36.69 $35.61 $33.10	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 # LTC1345ISW#PBF Mouser Part # 584-LTC1345ISW#PBF	Analog Devices	Telecom Interface ICs 1x S V.35 Tran	Datasheet	32In Stock	$33.06 $26.74 $25.05 $22.99 View $22.26 $22.02 Quote	Min.: 1 Mult.: 1	Transceivers	5.25 V	4.75 V	118 mA	- 40 C	+ 85 C	SMD/SMT	SOIC-28	Tube