AX5151 transceiver Datasheet pdf - UHF transceiver. Equivalent, Catalog

Table of Contents

1. Overview..................................................................................................... 6

1.1. Features ..................................................................................................... 6

1.2. Applications ................................................................................................. 6

2. Block Diagram............................................................................................. 7

3. Pin Function Descriptions ........................................................................... 8

3.1. Pin-out Drawing ........................................................................................... 9

4. Specifications............................................................................................ 10

4.1. Absolute Maximum Ratings .......................................................................... 10

4.2. DC Characteristics ...................................................................................... 11

Supplies .................................................................................................... 11

Logic......................................................................................................... 13

4.3. AC Characteristics ...................................................................................... 14

Crystal Oscillator ........................................................................................ 14

RF Frequency Generation Subsystem (Synthesizer) ......................................... 15

Transmitter................................................................................................ 17

Receiver .................................................................................................... 17

SPI Timing................................................................................................. 19

5. Circuit Description .................................................................................... 20

5.1. Voltage Regulator ....................................................................................... 21

5.2. Crystal Oscillator ........................................................................................ 21

5.3. SYSCLK Output .......................................................................................... 22

5.4. Power-on-reset (POR) and RESET_N Input ..................................................... 22

5.5. RF Frequency Generation Subsystem............................................................. 22

VCO.......................................................................................................... 23

VCO Auto-Ranging ...................................................................................... 23

Loop Filter and Charge Pump........................................................................ 23

Version 1.1a

Datasheet AX5151

UHF transceiver. AX5151 Datasheet