ATA5749 - Fractional-N PLL Transmitter

Product Overview

ATMEL

Datasheet Details

Part number	ATA5749
Manufacturer	ATMEL
File Size	707.59 KB
Description	Fractional-N PLL Transmitter
Datasheet	ATA5749 Datasheet
Additional preview pages of the ATA5749 datasheet.

Product details

Description

The Atmel® ATA5749 is a fractional-N-PLL transmitter IC for 300MHz to 450MHz operation and is especially targeted for Tire Pressure Sensor Gauges, Remote Keyless Entry, and Passive Entry and other automotive applications.

Features

Fully Integrated Fractional-N PLL.
ASK and Closed Loop FSK Modulation.
Output Power Up to +12.5dBm from 300MHz to 450MHz.
Current Consumption is Scaled by Output Power Programming.
Fast Crystal Oscillator Start-up Time of Typically 200µs.
Low Current Consumption of Typically 7.3mA at 5.5dBm.
Only One 13.0000MHz Crystal for 314.1MHz to 329.5MHz and 424.5MHz to 439.9MHz Operation.
Single Ended RF Power Amplifier Output.

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Published: Sep 17, 2013 |