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AX-SIGFOX/D

2

Table of Contents

1. Overview.................................................................................................................. 4

1.1. Circuit description....................................................................................................... 4

1.2. Features .................................................................................................................... 4

1.3. Applications ............................................................................................................... 5

2. Block Diagram.......................................................................................................... 6

3. Pin Function Descriptions......................................................................................... 7

3.1. Pinout Drawing........................................................................................................... 9

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

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

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

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

Typical Current Waveform ...........................................................................................12

Battery Life Examples .................................................................................................13

Logic ........................................................................................................................14

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

TCXO Reference Input ................................................................................................14

Transmitter ...............................................................................................................15

Receiver....................................................................................................................16

ADC / Temperature Sensor..........................................................................................16

5. Command Interface ............................................................................................... 17

5.1. Serial Parameters: 9600,8,N,1 ....................................................................................17

5.2. Power Modes.............................................................................................................17

Standby ....................................................................................................................17

Sleep........................................................................................................................17

Deep Sleep................................................................................................................17

5.3. AT Commands...........................................................................................................18

Numerical Syntax.......................................................................................................18

Command Syntax.......................................................................................................18