Telecom

Review Telecom Interface components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.

If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing 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
PEF 20450 H V1.3 IC TELECOM INTERFACE MQFP-100 Infineon Technologies	4,007	RFQ	Datasheet	SWITI	100-BQFP	Tray	Obsolete	Switching IC	PCM, PLL	1	3.13V ~ 3.47V	200mA	-	-40°C ~ 85°C	-	-	Surface Mount	PG-MQFP-100-2
CYV15G0101DXB-BBC IC TELECOM INTERFACE 100TBGA Infineon Technologies	4,134	RFQ	Datasheet	HOTlink II™	100-LBGA	Tray	Obsolete	Transceiver	LVTTL	-	3.135V ~ 3.465V	390mA	-	0°C ~ 70°C	-	-	Surface Mount	100-TBGA (11x11)
PEF 22504 HT V2.1 IC TELECOM INTERFACE 144TQFP Infineon Technologies	3,000	RFQ	Datasheet	QuadLIU™	144-LQFP	Tray	Obsolete	Line Interface Unit (LIU)	E1, J1, T1	4	1.8V, 3.3V	230mA	140 mW	-40°C ~ 85°C	-	-	Surface Mount	P-TQFP-144-6
PEF 20550 H V2.1 IC TELECOM INTERFACE 80MQFP Infineon Technologies	4,412	RFQ	Datasheet	ELIC®	80-QFP	Tape & Reel (TR)	Obsolete	Line Card Controller	ISDN, PCM	1	5V	15mA	-	0°C ~ 70°C	-	-	Surface Mount	P-MQFP-80-1
PEF3452H-V13 IC TELECOM INTERFACE MQFP-44 Infineon Technologies	2,272	RFQ	Datasheet	TE3-LIU™	44-QFP	Tray	Obsolete	Line Interface Unit (LIU)	DS3, E3, STS-1	1	3.13V ~ 3.46V	155mA	-	-40°C ~ 85°C	-	-	Surface Mount	PG-MQFP-44-2
PEF 21624 E V2.2-G IC TELECOM INTERFACE LBGA-324 Infineon Technologies	3,099	RFQ	Datasheet	SOCRATES™	324-LBGA	Tray	Obsolete	Symmetrical DSL Front End (SDFE)	HDLC, Serial, TDM	1	-	-	500 mW	-40°C ~ 85°C	-	-	Surface Mount	P-LBGA-324
PEF 21624 E V1.2-G IC TELECOM INTERFACE LBGA-324 Infineon Technologies	3,854	RFQ	Datasheet	SOCRATES™	324-LBGA	Tray	Discontinued at Digi-Key	Symmetrical DSL Front End (SDFE)	ISDN, SHDSL	1	-	-	-	-40°C ~ 85°C	-	-	Surface Mount	P-LBGA-324
PEF 3452 H V1.3 IC TELECOM INTERFACE MQFP-44 Infineon Technologies	2,863	RFQ	Datasheet	-	44-QFP	Tray	Discontinued at Digi-Key	Line Interface Unit (LIU)	DS3, E3, STS-1	1	3.13V ~ 3.46V	110mA	-	-40°C ~ 85°C	-	-	Surface Mount	PG-MQFP-44-2
PEF 21628 E V1.2-G IC TELECOM INTERFACE 324-LBGA Infineon Technologies	1,584	RFQ	Datasheet	SOCRATES™	324-LBGA	Tray	Obsolete	EFM-(Ethernet First Mile) Symmetrical DSL Transceiver	HDLC, Parallel, Serial	1	1.5V, 3.3V	-	650 mW	-40°C ~ 85°C	-	-	Surface Mount	PG-LBGA-324-2
PSB 21483 F V1.7 IC TELECOM INTERFACE TQFP-144 Infineon Technologies	2,620	RFQ	Datasheet	INCA™	144-LQFP	Tray	Discontinued at Digi-Key	CODEC	IOM-2	1	-	-	-	-	-	-	Surface Mount	PG-TQFP-144

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.