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AX8052F131

2

Table of Contents

1. Overview.................................................................................................................. 5

1.1. Features .................................................................................................................... 5

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

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

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

3.1. Alternate Pin Functions................................................................................................ 9

3.2. Pinout Drawing..........................................................................................................10

4. Specifications......................................................................................................... 11

4.1. Absolute Maximum Ratings .........................................................................................11

4.2. DC Characteristics .....................................................................................................12

Supplies....................................................................................................................12

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

4.3. AC Characteristics......................................................................................................15

Crystal Oscillator (RF reference oscillator) .....................................................................15

RF Frequency Generation Subsystem (Synthesizer) ........................................................16

Transmitter ...............................................................................................................18

Low Frequency Crystal Oscillator..................................................................................19

Internal Low Power Oscillator ......................................................................................19

Internal RC Oscillator..................................................................................................19

Microcontroller...........................................................................................................20

ADC / Comparator / Temperature Sensor......................................................................21

5. Circuit Description.................................................................................................. 22

5.1. Microcontroller ..........................................................................................................23

Memory Architecture ..................................................................................................23

Memory Map..............................................................................................................24

Power Management ....................................................................................................25

Clocking....................................................................................................................26

Reset and Interrupts ..................................................................................................27