52 Modems 18

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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	Nominal Negative Supply Voltage	Maximum Supply Current	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	Maximum Seated Height	Width	Qualification	Additional Features	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length
73K312L-IG	Texas Instruments	MODEM	INDUSTRIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	1				5 V		FLATPACK			.65 mm	85 Cel	-40 Cel		QUAD	.0012 Mbps	S-PQFP-G52	2.43 mm	10 mm	Not Qualified	FULL DUPLEX				10 mm
73K324L-IG	Texas Instruments	MODEM	INDUSTRIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	1				5 V		FLATPACK			.65 mm	85 Cel	-40 Cel		QUAD	.0024 Mbps	S-PQFP-G52	2.43 mm	10 mm	Not Qualified	FULL DUPLEX				10 mm
73K224L-IG	Texas Instruments	MODEM	INDUSTRIAL	GULL WING	52	QFP	SQUARE	PLASTIC/EPOXY	YES	1				5 V		FLATPACK			.65 mm	85 Cel	-40 Cel		QUAD	.0024 Mbps	S-PQFP-G52	2.43 mm	10 mm	Not Qualified	FULL DUPLEX				10 mm
NCN49597MNG	Onsemi	PROGRAMMABLE MODEM	INDUSTRIAL	NO LEAD	52	QCCN	SQUARE	PLASTIC/EPOXY	YES				.06 mA	3.3 V	3.3	CHIP CARRIER	LCC52,.31SQ,20	Modems	.5 mm	115 Cel	-40 Cel		QUAD		S-PQCC-N52			Not Qualified			NOT SPECIFIED	NOT SPECIFIED
NCN49597C5972MNRG	Onsemi	PROGRAMMABLE MODEM	INDUSTRIAL	NO LEAD	52	QCCN	SQUARE	PLASTIC/EPOXY	YES					3.3 V	3.3	CHIP CARRIER	LCC52,.31SQ,20	Modems	.5 mm	115 Cel	-40 Cel		QUAD		S-PQCC-N52			Not Qualified
NCN49597C5972RG	Onsemi	PROGRAMMABLE MODEM	COMMERCIAL EXTENDED	NO LEAD	52	QCCN	SQUARE	PLASTIC/EPOXY	YES				.08 mA	3.3 V	3.3	CHIP CARRIER	LCC52,.31SQ,20	Modems	.5 mm	80 Cel	-25 Cel		QUAD		S-PQCC-N52			Not Qualified			NOT SPECIFIED	NOT SPECIFIED
MC68194FJR2	Onsemi	MODEM	COMMERCIAL	J BEND	52	QCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	BIPOLAR		.27 mA	5 V	5	CHIP CARRIER	LDCC52,.8SQ	Modems	1.27 mm	70 Cel	0 Cel	TIN LEAD	QUAD	10 Mbps	S-CQCC-J52	5.08 mm	18.935 mm	Not Qualified		e0			18.935 mm
NCN49597MNRG	Onsemi	PROGRAMMABLE MODEM	INDUSTRIAL	NO LEAD	52	QCCN	SQUARE	PLASTIC/EPOXY	YES				.06 mA	3.3 V	3.3	CHIP CARRIER	LCC52,.31SQ,20	Modems	.5 mm	115 Cel	-40 Cel		QUAD		S-PQCC-N52			Not Qualified
MC68194FJ	Onsemi	MODEM	COMMERCIAL	J BEND	52	QCCJ	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	BIPOLAR		.27 mA	5 V	5	CHIP CARRIER	LDCC52,.8SQ	Modems	1.27 mm	70 Cel	0 Cel	TIN LEAD	QUAD	10 Mbps	S-CQCC-J52	5.08 mm	18.935 mm	Not Qualified		e0			18.935 mm
NCN49597C5972G	Onsemi	PROGRAMMABLE MODEM	COMMERCIAL EXTENDED	NO LEAD	52	QCCN	SQUARE	PLASTIC/EPOXY	YES				.08 mA	3.3 V	3.3	CHIP CARRIER	LCC52,.31SQ,20	Modems	.5 mm	80 Cel	-25 Cel		QUAD		S-PQCC-N52			Not Qualified			NOT SPECIFIED	NOT SPECIFIED
NCN49597C5972MNG	Onsemi	PROGRAMMABLE MODEM	INDUSTRIAL	NO LEAD	52	QCCN	SQUARE	PLASTIC/EPOXY	YES					3.3 V	3.3	CHIP CARRIER	LCC52,.31SQ,20	Modems	.5 mm	115 Cel	-40 Cel		QUAD		S-PQCC-N52			Not Qualified
TS75C962CFN-S	STMicroelectronics	MODEM	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1				5 V		CHIP CARRIER			1.27 mm	70 Cel	0 Cel	TIN LEAD	QUAD	.0096 Mbps	S-PQCC-J52	5.08 mm	19.1262 mm	Not Qualified	DATA RATE MIN:300BPS	e0			19.1262 mm
TS75C321CFN	STMicroelectronics	MODEM	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1		-5 V		5 V		CHIP CARRIER			1.27 mm	70 Cel	0 Cel	TIN LEAD	QUAD	.0096 Mbps	S-PQCC-J52	5.08 mm	19.1262 mm	Not Qualified		e0			19.1262 mm
TS75C322CFN	STMicroelectronics	MODEM	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1		-5 V		5 V		CHIP CARRIER			1.27 mm	70 Cel	0 Cel	TIN LEAD	QUAD	.0096 Mbps	S-PQCC-J52	5.08 mm	19.1262 mm	Not Qualified		e0			19.1262 mm
TS75C250CFN	STMicroelectronics	MODEM	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1		-5 V	30 mA	5 V		CHIP CARRIER			1.27 mm	70 Cel	0 Cel		QUAD	.0024 Mbps	S-PQCC-J52	5.08 mm	19.1262 mm	Not Qualified	FULL DUPLEX				19.1262 mm
TS75C320CFN	STMicroelectronics	MODEM	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1	CMOS			5 V	5	CHIP CARRIER	LDCC52,.8SQ	Other Telecom ICs	1.27 mm	70 Cel	0 Cel	TIN LEAD	QUAD	.0096 Mbps	S-PQCC-J52	5.08 mm	19.1262 mm	Not Qualified	DATA RATE MIN:300BPS	e0			19.1262 mm
TS75C960CFN-S	STMicroelectronics	MODEM	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1	CMOS			5 V	5	CHIP CARRIER	LDCC52,.8SQ	Other Telecom ICs	1.27 mm	70 Cel	0 Cel	TIN LEAD	QUAD	.0096 Mbps	S-PQCC-J52	5.08 mm	19.1262 mm	Not Qualified	DATA RATE MIN:300BPS	e0			19.1262 mm
TS75C961CFN-S	STMicroelectronics	MODEM	COMMERCIAL	J BEND	52	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1				5 V		CHIP CARRIER			1.27 mm	70 Cel	0 Cel	TIN LEAD	QUAD	.0096 Mbps	S-PQCC-J52	5.08 mm	19.1262 mm	Not Qualified	DATA RATE MIN:300BPS	e0			19.1262 mm

Modems

A modem, short for modulator-demodulator, is a device used to convert digital signals into analog signals for transmission over telephone lines or other analog communication channels. Modems can also receive and decode analog signals and convert them back into digital signals. They are used to provide internet connectivity, transmit data over long distances, and connect to remote devices.

Modems use a technique called modulation to convert digital signals into analog signals that can be transmitted over an analog communication channel. This involves changing the amplitude, frequency, or phase of the signal in response to the digital data being transmitted. At the receiving end, the modem uses a technique called demodulation to convert the analog signal back into a digital signal that can be processed by the receiving device.

Modems also use various modulation and demodulation techniques to ensure reliable and efficient transmission of data. These techniques include phase-shift keying (PSK), quadrature amplitude modulation (QAM), and frequency-shift keying (FSK), among others. The choice of modulation technique depends on the specific application and the characteristics of the communication channel being used.

There are several types of modems, including dial-up modems, cable modems, DSL modems, and wireless modems. Dial-up modems are the oldest type of modem and use the telephone network to transmit data at relatively slow speeds. Cable modems and DSL modems are used to provide high-speed internet connectivity over cable and phone lines, respectively. Wireless modems, also known as cellular modems, use wireless communication protocols to provide internet connectivity over cellular networks.

Modems are an essential technology for modern communication systems, enabling the transmission of data over a variety of communication channels and protocols. As the technology continues to evolve, we can expect to see even more advanced and innovative modems in the future.