RFM219SW Datasheet, PDF (3/35 Pages) List of Unclassifed Manufacturers – Wireless Alarm and Security Systems

RFM219SW
Table of Contents
1. Electrical Characteristics............................................................................................................................................ 4
1.1 Recommended Operation Conditions ................................................................................................................... 4
1.2 Absolute Maximum Ratings................................................................................................................................... 4
1.3 Receiver Specifications ......................................................................................................................................... 5
1.4 Crystal Oscillator ................................................................................................................................................... 6
1.5 LPOSC .................................................................................................................................................................. 6
2. Pin Descriptions .......................................................................................................................................................... 7
3. Typical Performance Characteristics....................................................................................................................... 8
4. Typical Application Schematic ................................................................................................................................. 9
5. Functional Descriptions............................................................................................................................................ 10
5.1 Overview ............................................................................................................................................................. 10
5.2 Modulation, Frequency and Symbol Rate ........................................................................................................... 10
5.3 Embedded EEPROM and RFPDK ...................................................................................................................... 11
5.4 All Configurable Options ..................................................................................................................................... 11
5.5 Internal Blocks Description.................................................................................................................................. 15
5.5.1 RF Front-end and AGC ............................................................................................................................ 15
5.5.2 IF Filter..................................................................................................................................................... 15
5.5.3 RSSI ........................................................................................................................................................ 15
5.5.4 SAR ADC ................................................................................................................................................. 15
5.5.5 Crystal Oscillator...................................................................................................................................... 15
5.5.6 Frequency Synthesizer ............................................................................................................................ 16
5.5.7 LPOSC..................................................................................................................................................... 16
5.5.8 OOK Demodulation.................................................................................................................................. 16
5.5.9 (G)FSK Demodulation.............................................................................................................................. 16
5.6 SPI Interface ....................................................................................................................................................... 17
5.6.1 Register Read & Write Operation............................................................................................................. 17
5.6.2 FIFO Read Operation .............................................................................................................................. 18
5.7 Operation States, Timing and Power .................................................................................................................. 19
5.7.1 Power-Up Sequence................................................................................................................................ 19
5.7.2 Operating States ...................................................................................................................................... 19
5.8 GPOs and Interrupts ........................................................................................................................................... 21
5.9 Data Handling ..................................................................................................................................................... 23
5.9.1 Direct Mode ............................................................................................................................................. 23
5.9.2 Buffer Mode ............................................................................................................................................. 24
5.9.3 Packet Mode ............................................................................................................................................ 24
5.10 Receiver Operation Control................................................................................................................................. 25
5.11 User Registers ................................................................................................................................................ 26
5.11.1 Configuration Bank .................................................................................................................................. 26
5.11.2 Control Bank ............................................................................................................................................ 26
6. Ordering Information................................................................................................................................................. 33
7. Package Outline......................................................................................................................................................... 34
8. Contact Information .................................................................................................................................................. 35
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