Table Of Contents - CMOSTEK CMT2310A Manual

1 Electrical Specifications............................................................................................................................................................................... 4
1.1 Recommended Operating Conditions............................................................................................................................................ 4
1.2 Absolute Maximum Ratings........................................................................................................................................................... 4
1.3 RF Power Consumption..................................................................................................................................................................5
1.4 Receiver..........................................................................................................................................................................................6
1.5 Transmitter.....................................................................................................................................................................................8
1.6 RF Frequency Synthesizer...............................................................................................................................................................9
1.7 Settling Time.................................................................................................................................................................................. 9
1.8 Crystal Oscillator.......................................................................................................................................................................... 10
1.9 Low-frequency Oscillator............................................................................................................................................................. 10
1.10 Low Battery Detection..................................................................................................................................................................11
1.11 Digital Interface............................................................................................................................................................................ 11
1.12 Typical Parameter Chart............................................................................................................................................................... 11
2 Pin Descriptions......................................................................................................................................................................................... 14
3 Typical Application Schematic...................................................................................................................................................................15
3.1 Direct Tie Schematic Diagram...................................................................................................................................................... 15
4 Function Description..................................................................................................................................................................................18
4.1 Transmitter...................................................................................................................................................................................19
4.2 Receiver........................................................................................................................................................................................19
4.3 Additional Functions....................................................................................................................................................................19
4.3.1 Power-On Reset (POR)............................................................................................................................................................19
4.3.2 Crystal Oscillator..................................................................................................................................................................... 20
4.3.1 Temperature Compensated Crystal Oscillator (TCXO)........................................................................................................... 21
4.3.2 Sleep Timer..............................................................................................................................................................................21
4.3.3 Low Battery Detection.............................................................................................................................................................21
4.3.4 Received Signal Strength Indicator(RSSI)...............................................................................................................................22
4.3.5 Phase Jump Detector(PJD)...................................................................................................................................................... 22
4.3.6 Automatic Frequency Control (AFC)...................................................................................................................................... 22
4.3.7 Clock Data Recovery (CDR)................................................................................................................................................... 23
4.3.8 Fast Frequency Hopping..........................................................................................................................................................23
5 Chip Operation...........................................................................................................................................................................................23
5.1 SPI Interface................................................................................................................................................................................. 23
5.1.1 Read/Write Register.................................................................................................................................................................23
5.1.2 Read/Write Register in Batch Mode (BURST)........................................................................................................................25
5.2 FIFO.............................................................................................................................................................................................. 26
5.2.1 FIFO Read Operation................................................................................................................................................................27
5.2.2 FIFO Associated Interrupt........................................................................................................................................................ 28
5.3 Operation State, Timing and Power Consumption....................................................................................................................... 29
Table of Content
Rev 1.0E | Page2/50
CMT2310A
www.cmostek.com