完全集成的PLL发送器ATA5749及其应用

Fully integrated PLL transmitter ATA5749 and its application

ATA5749是一种适合于在300～450MHz工作的分数N PLL发送器,是专为轮胎气压计、遥控无键入口和被动式无源入口汽车应用而设计的。介绍ATA5749的主要特点、工作原理及其应用电路。

The ATA5749 is a fraction-N PLL transmitter IC for 300 MHz to 450 MHz operation.It is especially designed for tire pressure gauges,remote keyless entry and passive entry automotive applications.The ATA5749＇s features,operation principle and application design are introduced in this paper.