PT4305 - PTC

PT4305 315 MHz / 433.92 MHz PLL Tuned Low Power FSK Receiver

The PT4305 is a PLL-tuned FSK receiver for short-range wireless data applications in the 315 MHz and 434 MHz frequency bands. The PT4305 offers a high level of integration and only requires few external components. The PT4305’s receive section includes a low-noise amplifier, image-reject mixer, IF band-pass filter, limiting amplifier, and frequency-shift key.

Features

 Supply voltage range: 2.4 V to 5.5 V
 Low current consumption: 5.2 mA (typical) at 433.92 MHz
 Supported data rate range: 1 Kb/s to 10 Kb/s
 Few external components
 Image-reject mixer
 On-chip auto-tuned channel-select band-pass filter
 Received signal strength indicator (RSSI)
 Leader-code detection
 16-pin SSOP package APPLICATIONS
 Remote keyless entry (RKE) systems
 Remote control
 Home security and alarm
 Wireless toy control
 Personal/patient data logging
 Remote automatic meter reading 433.92 MHz APPLICATION EXAMPLE PT4305 PRE1.1 2 May 2014 APPLICATION CIRCUIT PT.