32 Network Interfaces 343

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Part	Manufacturer	Telecom IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Surface Mount	No. of Functions	Technology	No. of Transceivers	Nominal Supply Voltage	Power Supplies (V)	Package Style (Meter)	Package Equivalence Code	Sub-Category	Terminal Pitch	Maximum Operating Temperature	Minimum Operating Temperature	Terminal Finish	Terminal Position	Data Rate	JESD-30 Code	Moisture Sensitivity Level (MSL)	Maximum Seated Height	Width	Qualification	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length
1894K-34LFT	Renesas Electronics	INTERFACE CIRCUIT	COMMERCIAL	NO LEAD	32	HVQCCN	SQUARE	UNSPECIFIED	YES	1	CMOS	1	3.3 V	3.3	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC32,.2SQ,20	Network Interfaces	.5 mm	70 Cel	0 Cel		QUAD	100 Mbps	S-XQCC-N32		1 mm	5 mm	Not Qualified		NOT SPECIFIED	NOT SPECIFIED	5 mm
1894K-34LF	Renesas Electronics	INTERFACE CIRCUIT	COMMERCIAL	NO LEAD	32	HVQCCN	SQUARE	UNSPECIFIED	YES	1	CMOS	1	3.3 V	3.3	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC32,.2SQ,20	Network Interfaces	.5 mm	70 Cel	0 Cel		QUAD	100 Mbps	S-XQCC-N32		1 mm	5 mm	Not Qualified		NOT SPECIFIED	NOT SPECIFIED	5 mm
1894K-33LF	Renesas Electronics	INTERFACE CIRCUIT	COMMERCIAL	NO LEAD	32	HVQCCN	SQUARE	UNSPECIFIED	YES	1	CMOS	1	3.3 V	3.3	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC32,.2SQ,20	Network Interfaces	.5 mm	70 Cel	0 Cel		QUAD	100 Mbps	S-XQCC-N32		1 mm	5 mm	Not Qualified		NOT SPECIFIED	NOT SPECIFIED	5 mm
1894KI-32LFT	Renesas Electronics	INTERFACE CIRCUIT	INDUSTRIAL	NO LEAD	32	HVQCCN	SQUARE	UNSPECIFIED	YES	1	CMOS	1	3.3 V	3.3	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC32,.2SQ,20	Network Interfaces	.5 mm	85 Cel	-40 Cel	MATTE TIN	QUAD	100 Mbps	S-XQCC-N32	3	1 mm	5 mm	Not Qualified	e3	30	260	5 mm
1894K-32LFT	Renesas Electronics	ETHERNET TRANSCEIVER	COMMERCIAL	NO LEAD	32	HVQCCN	SQUARE	UNSPECIFIED	YES	1	CMOS	1	3.3 V	3.3	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC32,.2SQ,20	Network Interfaces	.5 mm	70 Cel	0 Cel	MATTE TIN	QUAD	100 Mbps	S-XQCC-N32	3	1 mm	5 mm	Not Qualified	e3	30	260	5 mm
1894K-32LF	Renesas Electronics	ETHERNET TRANSCEIVER	COMMERCIAL	NO LEAD	32	HVQCCN	SQUARE	UNSPECIFIED	YES	1	CMOS	1	3.3 V	3.3	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	LCC32,.2SQ,20	Network Interfaces	.5 mm	70 Cel	0 Cel	MATTE TIN	QUAD	100 Mbps	S-XQCC-N32	3	1 mm	5 mm	Not Qualified	e3	30	260	5 mm
FT3120-E4S40	Renesas Electronics	MANCHESTER ENCODER/DECODER	OTHER	GULL WING	32	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1			5 V		SMALL OUTLINE			1.27 mm	85 Cel	-25 Cel		DUAL		R-PDSO-G32		2.9972 mm	11.303 mm					20.447 mm

Network Interfaces

A network interface is an electronic component that connects a device to a network, enabling it to communicate with other devices and access shared resources. Network interfaces are essential for modern communication systems, providing a means of transmitting and receiving data over a variety of communication channels and protocols.

Some common types of network interfaces include Ethernet, Wi-Fi, Bluetooth, and cellular network interfaces. Ethernet is a wired network interface that uses twisted-pair cables to transmit data over local area networks (LANs). Wi-Fi is a wireless network interface that uses radio waves to transmit data over wireless local area networks (WLANs). Bluetooth is a short-range wireless network interface that is used for connecting peripheral devices such as keyboards and headphones to computers and mobile devices. Cellular network interfaces are used for mobile communications over cellular networks, providing internet connectivity and voice communication.

Network interfaces use various protocols and standards to ensure reliable and efficient data transmission. These protocols include TCP/IP, which is used for internet communication, and IEEE 802.11, which is used for wireless LANs. Network interfaces also use techniques such as packet framing, error correction, and flow control to ensure that data is transmitted accurately and efficiently.

In addition to providing a means of data transmission, network interfaces also enable devices to access shared resources such as printers and file servers. They also enable devices to communicate with each other, allowing for collaboration and information sharing.