CMT2380F17
Rev0.1 | 4/347
Table of Content
MCU Features .................................................................................................................................................................... 1
RF Features ....................................................................................................................................................................... 1
System Features ............................................................................................................................................................... 1
Application ......................................................................................................................................................................... 1
Description ........................................................................................................................................................................ 2
1 Electrical Specifications ............................................................................................................................................11
1.1 Recommended Operating Conditions ................................................................................................................. 11
1.2 Absolute Maximum Ratings................................................................................................................................. 11
1.3 RF Power Consumption ...................................................................................................................................... 12
1.4 Receiver .............................................................................................................................................................. 12
1.5 Transmitter .......................................................................................................................................................... 14
1.6 RF Operating Mode Switching Time ................................................................................................................... 15
1.7 RF Frequency Synthesizer .................................................................................................................................. 15
1.8 Requirement on Crystals for RF Section ............................................................................................................. 17
1.9 Controller DC Specification ................................................................................................................................. 17
1.10 Controller Power Consumption Characteristics ................................................................................................... 18
1.11 BOD Characteristics ............................................................................................................................................ 18
1.12 Controller IHRCO Characteristics ....................................................................................................................... 18
1.13 Controller ILRCO Characteristics ........................................................................................................................ 19
1.14 Controller CKM Characteristics ........................................................................................................................... 19
1.15 Controller Flash Characteristics .......................................................................................................................... 19
1.16 Controller ADC Characteristics ........................................................................................................................... 19
1.17 IVR Characteristics ............................................................................................................................................. 20
1.18 Controller Serial Port Timing Characteristics....................................................................................................... 21
1.19 Controller SPI Timing Characteristics ................................................................................................................. 21
1.20 Receive Current and Supply Voltage Correlation ................................................................................................ 23
1.21 Correlation Among Receive Current, Supply Voltage and Temperature ............................................................. 24
1.22 Receive Sensitivity and Supply Voltage Correlation ............................................................................................ 25
1.23 Receive Sensitivity and Temperature Correlation ............................................................................................... 25
1.24 Transmit Power and Supply Voltage Correlation ................................................................................................. 26
1.25 Phase Noise ........................................................................................................................................................ 27
2 Pin Description .......................................................................................................................................................... 28
3 Chip Structure ............................................................................................................................................................ 32
4 Sub-GHz Transceiver ................................................................................................................................................ 35
4.1 Transmitter .......................................................................................................................................................... 35
4.2 Receiver .............................................................................................................................................................. 35
4.3 Transceiver Power-on Reset (POR) .................................................................................................................... 35
4.4 Transceiver Crystal Oscillator ............................................................................................................................. 36
4.5 Transceiver Built-in Low Frequency Oscillator (LPOSC) ..................................................................................... 36
4.6 Transceiver Built-in Low Battery Detection.......................................................................................................... 37
4.7 Receiver Signal Strength Indication (RSSI) ........................................................................................................ 37
4.8 Phase Jump Detector (PJD)................................................................................................................................ 37
4.9 Receiver Clock Data Recovery (CDR) ................................................................................................................ 38
4.10 Fast Manual Frequency Hopping ........................................................................................................................ 39
4.11 Transceiver Control Interface and Operating Mode ............................................................................................ 39
4.11.1 Transceiver SPI Interface Timing .......................................................................................................... 39
4.11.2 Transceiver FIFO Interface Timing ........................................................................................................ 40
4.11.3 Transceiver Operating Status, Timing, and Power Consumption .......................................................... 41
4.11.4 Transceiver GPIO Function and Interrupt Mapping ............................................................................... 44
5 80C51 CPU Function Description ............................................................................................................................. 47
5.1 CPU Register ...................................................................................................................................................... 47
5.2 CPU Timing ......................................................................................................................................................... 48
5.3 CPU Addressing Mode ........................................................................................................................................ 49
5.3.1 Direct Addressing (DIR) ........................................................................................................................ 49