UHF transmitter. AX5031 Datasheet

AX5031 transmitter. Datasheet pdf. Equivalent


AXSEM AX5031
DATASHEET
AX5031
Version 1.6


AX5031 Datasheet
Recommendation AX5031 Datasheet
Part AX5031
Description Advanced multi-channel single chip UHF transmitter
Feature AX5031; DATASHEET AX5031 Version 1.6 2 Document Document Document Product Type Status Version Datasheet .
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AXSEM AX5031
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Datasheet
Version 1.6
AX5031
Version 1.6
Datasheet AX5031



AXSEM AX5031
Table of Contents 3
Table of Contents
1. Overview .................................................................................................................................... 5
1.1. Features ........................................................................................................................................... 5
1.2. Applications .................................................................................................................................... 5
2. Block Diagram ........................................................................................................................... 6
3. Pin Function Descriptions .......................................................................................................... 7
3.1. Pin List ............................................................................................................................................... 7
3.2. Pinout Drawing ............................................................................................................................... 8
4. Specifications ............................................................................................................................ 9
4.1. Absolute Maximum Ratings .......................................................................................................... 9
4.2. DC Characteristics ....................................................................................................................... 10
Supplies .......................................................................................................................................... 10
Logic ............................................................................................................................................... 12
4.3. AC Characteristics ....................................................................................................................... 13
Crystal Oscillator ........................................................................................................................... 13
RF Frequency Generation Subsystem (Synthesizer) ................................................................ 14
Transmitter...................................................................................................................................... 15
SPI Timing........................................................................................................................................ 16
5. Circuit Description ................................................................................................................... 17
5.1. Voltage Regulator ....................................................................................................................... 18
5.2. Crystal Oscillator........................................................................................................................... 18
5.3. SYSCLK Output.............................................................................................................................. 19
5.4. Power-on-reset (POR) .................................................................................................................. 19
5.5. RF Frequency Generation Subsystem....................................................................................... 19
VCO ................................................................................................................................................ 20
VCO Auto-Ranging ...................................................................................................................... 20
Loop Filter and Charge Pump .................................................................................................... 20
Version 1.6
Datasheet AX5031







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