Telecom

Explore Telecom parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.

Mfr. Part #	Availability	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Function	Interface	Number of Circuits	Voltage - Supply	Current - Supply	Power (Watts)	Operating Temperature	Grade	Qualification	Mounting Type	Supplier Device Package
LT1684IS#PBF IC TELECOM INTERFACE 14SOIC Analog Devices Inc.	3,409	RFQ	Datasheet	-	14-SOIC (0.154", 3.90mm Width)	Tube	Obsolete	Tone Generator	-	1	-	-	-	-40°C ~ 125°C	-	-	Surface Mount	14-SO
LT1684CN#PBF IC TELECOM INTERFACE 14DIP Analog Devices Inc.	4,133	RFQ	Datasheet	-	14-DIP (0.300", 7.62mm)	Tube	Obsolete	Tone Generator	-	1	-	-	-	0°C ~ 125°C	-	-	Through Hole	14-PDIP
SI3215-B-FM IC TELECOM INTERFACE 38QFN Skyworks Solutions Inc.	1,439	RFQ	Datasheet	ProSLIC®	38-VFQFN Exposed Pad	Tube	Obsolete	Subscriber Line Interface Concept (SLIC), CODEC	GCI, PCM, SPI	1	3.13V ~ 5.25V	88mA	700 mW	-40°C ~ 85°C	-	-	Surface Mount	38-QFN (5x7)
U4082B-MFLG IC TELECOM INTERFACE 28SO Microchip Technology	1,796	RFQ	Datasheet	-	28-SOIC (0.295", 7.50mm Width)	Tube	Obsolete	Voice-Switched Speakerphone	-	1	3.5V ~ 6.5V	5.5mA	520 W	-20°C ~ 60°C	-	-	Surface Mount	28-SO
U4082B-MFLG3G IC TELECOM INTERFACE 28SO Microchip Technology	3,664	RFQ	Datasheet	-	28-SOIC (0.295", 7.50mm Width)	Tape & Reel (TR)	Obsolete	Voice-Switched Speakerphone	-	1	3.5V ~ 6.5V	5.5mA	520 W	-20°C ~ 60°C	-	-	Surface Mount	28-SO
U4089B-PFNG3Y IC TELECOM INTERFACE 44SSO Microchip Technology	3,931	RFQ	Datasheet	-	44-BSOP (0.295", 7.50mm Width)	Tape & Reel (TR)	Obsolete	Monolithic Integrated Feature Phone Circuit	-	1	-	-	900 mW	-25°C ~ 75°C	-	-	Surface Mount	44-SSO
U4089B-PFNY IC TELECOM INTERFACE 44SSO Microchip Technology	3,663	RFQ	Datasheet	-	44-BSOP (0.295", 7.50mm Width)	Tube	Obsolete	Monolithic Integrated Feature Phone Circuit	-	1	-	-	900 mW	-25°C ~ 75°C	-	-	Surface Mount	44-SSO
U4090B-PFNG3Y IC TELECOM INTERFACE 44SSO Microchip Technology	1,523	RFQ	Datasheet	-	44-BSOP (0.295", 7.50mm Width)	Tape & Reel (TR)	Obsolete	Monolithic Integrated Feature Phone Circuit	-	1	3.1V ~ 3.5V	-	900 mW	-25°C ~ 75°C	-	-	Surface Mount	44-SSO
U4090B-PFNY IC TELECOM INTERFACE 44SSO Microchip Technology	3,628	RFQ	Datasheet	-	44-BSOP (0.295", 7.50mm Width)	Tube	Obsolete	Monolithic Integrated Feature Phone Circuit	-	1	3.1V ~ 3.5V	-	900 mW	-25°C ~ 75°C	-	-	Surface Mount	44-SSO
U4091BM-RFNG3Y 19 IC TELECOM INTERFACE 44SSO Microchip Technology	4,572	RFQ	Datasheet	-	44-BSOP (0.295", 7.50mm Width)	Tape & Reel (TR)	Obsolete	Telephone Audio Processor	-	1	3.1V ~ 3.5V	-	900 mW	-25°C ~ 75°C	-	-	Surface Mount	44-SSO
U4091BM-RFNY 19 IC TELECOM INTERFACE 44SSO Microchip Technology	2,976	RFQ	Datasheet	-	44-BSOP (0.295", 7.50mm Width)	Tube	Obsolete	Telephone Audio Processor	-	1	3.1V ~ 3.5V	-	900 mW	-25°C ~ 75°C	-	-	Surface Mount	44-SSO
SI3019-KT IC TELECOM INTERFACE 16TSSOP Skyworks Solutions Inc.	4,164	RFQ	Datasheet	-	16-TSSOP (0.173", 4.40mm Width)	Tube	Obsolete	Direct Access Arrangement (DAA)	GCI, PCM, SPI	1	3V ~ 3.6V	8.5mA	-	0°C ~ 70°C	-	-	Surface Mount	16-TSSOP
SI3019-KS IC TELECOM INTERFACE 16SOIC Skyworks Solutions Inc.	2,892	RFQ	Datasheet	-	16-SOIC (0.154", 3.90mm Width)	Tube	Obsolete	Direct Access Arrangement (DAA)	GCI, PCM, SPI	1	3V ~ 3.6V	8.5mA	-	0°C ~ 70°C	-	-	Surface Mount	16-SOIC
SI3232-FQ IC TELECOM INTERFACE 64TQFP Silicon Labs	4,969	RFQ	Datasheet	-	64-TQFP	Tray	Obsolete	Subscriber Line Interface Concept (SLIC)	ISDN	2	3.13V ~ 3.47V	28mA	280 mW	0°C ~ 70°C	-	-	Surface Mount	64-TQFP (10x10)
SI3050-KT IC TELECOM INTERFACE 20TSSOP Skyworks Solutions Inc.	3,169	RFQ	Datasheet	-	20-TSSOP (0.173", 4.40mm Width)	Tube	Obsolete	-	-	-	-	-	-	-	-	-	Surface Mount	20-TSSOP
SI3056-FS IC TELECOM INTERFACE 16SOIC Skyworks Solutions Inc.	3,939	RFQ	Datasheet	-	16-SOIC (0.154", 3.90mm Width)	Tube	Obsolete	Direct Access Arrangement (DAA)	DSP, Serial	1	3V ~ 3.6V	15mA	-	0°C ~ 70°C	-	-	Surface Mount	16-SOIC
SI3018-FT IC TELECOM INTERFACE 16TSSOP Skyworks Solutions Inc.	1,189	RFQ	Datasheet	-	16-TSSOP (0.173", 4.40mm Width)	Tube	Obsolete	Direct Access Arrangement (DAA)	Parallel, SPI, UART	1	3V ~ 3.6V	8.5mA	-	0°C ~ 70°C	-	-	Surface Mount	16-TSSOP
SI3018-FS IC TELECOM INTERFACE 16SOIC Skyworks Solutions Inc.	1,129	RFQ	Datasheet	-	16-SOIC (0.154", 3.90mm Width)	Tube	Obsolete	Direct Access Arrangement (DAA)	Parallel, SPI, UART	1	3V ~ 3.6V	8.5mA	-	0°C ~ 70°C	-	-	Surface Mount	16-SOIC
SI3010-KS IC TELECOM INTERFACE 16SOIC Silicon Labs	1,077	RFQ	Datasheet	-	16-SOIC (0.154", 3.90mm Width)	Tube	Obsolete	Direct Access Arrangement (DAA)	Parallel, SPI, UART	1	3V ~ 3.6V	15mA	-	0°C ~ 70°C	-	-	Surface Mount	16-SOIC
SI3010-GS IC TELECOM INTERFACE 16SOIC Silicon Labs	1,000	RFQ	Datasheet	-	16-SOIC (0.154", 3.90mm Width)	Tube	Obsolete	Direct Access Arrangement (DAA)	Parallel, SPI, UART	1	3V ~ 3.6V	15mA	-	0°C ~ 70°C	-	-	Surface Mount	16-SOIC

FAQ

Frequently Asked Questions

What are Telecom components used for?

Telecom components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right Telecom part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find Telecom parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

How can I request pricing and availability?

Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.