User's Manual

Contents
1 Preface 1
2 Pin Definitions 3
2.1 Pin Layout 3
2.2 Pin Description 4
2.3 Strapping Pins 5
3 Functional Description 6
3.1 CPU and Internal Memory 6
3.2 External Flash and SRAM 6
3.3 Crystal Oscillators 6
3.4 Power Consumption 7
3.5 Peripheral Interface Description 8
4 Electrical Characteristics 13
4.1 Absolute Maximum Ratings 13
4.2 Recommended Operating Conditions 13
4.3 Digital Terminal Characteristics 13
4.4 Wi-Fi Radio 14
4.5 Bluetooth LE Radio 14
4.5.1 Receiver 14
4.5.2 Transmit 15
4.6 Reflow Profile 15
5 Schematics 16