Datasheet SCT2400 (CML Microcircuits) - 3

link to page 1 link to page 1 link to page 1 link to page 2 link to page 4 link to page 5 link to page 7 link to page 16 link to page 16 link to page 17 link to page 17 link to page 17 link to page 18 link to page 18 link to page 18 link to page 18 link to page 19 link to page 20 link to page 21 link to page 22 link to page 24 link to page 24 link to page 24 link to page 25 link to page 25 link to page 25 link to page 25 link to page 27 link to page 28 link to page 28 link to page 29 link to page 30 link to page 32 link to page 32 link to page 32 link to page 33 link to page 33 link to page 35 link to page 39 link to page 40 link to page 41 link to page 42 SCT2400 Datasheet Table of Contents： SCT2400 ... 1 2.4GHz Digital Voice and Data Transceiver ... 1 Datasheet ... 1 Change History ... 2 1. Overview ... 4 2. Features ... 5 3. Pin Configuration .. 7 4. RF Transceiver .. 16 4.1. Transmitter .. 16 4.2. Receiver .. 17 4.3. PLL&VCO .. 17 4.4. RC Oscillator ... 17 4.5. RF Front-end circuit .. 18 5. Baseband Core .. 18 5.1. Overview ... 18 5.2. Modem .. 18 5.3. DFR Protocol Stack... 19 5.3.1. DFR Transmitter Signal Flow ... 20 5.3.2. DFR Receiver Signal Flow ... 21 6. Programmable Function Keys ... 22 7. Control Command Protocol .. 24 8. Interface and Timing Sequence ... 24 8.1. Power Supply .. 24 8.2. Reset and Power Up Timing ... 25 8.2.1. Baseband Core Operating Frequency .. 25 8.2.2. BOOT Mode .. 25 8.3. I2S High-speed Serial Port Timing ... 25 8.4. I2C Interface ... 27 8.5. UART Interface ... 28 8.6. USB Interface .. 28 8.7. Other Interfaces ... 29 9. Battery Management ... 30 10. Specification.. 32 10.1. Recommended Operating Conditions ... 32 10.2. Power Consumption .. 32 10.3. ESD ... 33 10.4. Parameter Performance ... 33 11. Reference Schematic Diagram .. 35 12. Text messaging support ... 39 13. Package Information ... 40 14. Ordering Information .. 41 Appendix A ... 42 Copyright ©2019 Wuxi Sicomm Communication Technologies, Inc 3 Document Outline Datasheet Front Page Change History 1. Overview 2. Features 3. Pin Configuration 4. RF Transceiver 4.1. Transmitter 4.2. Receiver 4.3. PLL&VCO 4.4. RC Oscillator 4.5. RF Front-end circuit 5. Baseband Core 5.1. Overview 5.2. Modem 5.3. DFR Protocol Stack 5.3.1. DFR Transmitter Signal Flow 5.3.2. DFR Receiver Signal Flow 6. Programmable Function Keys 7. Control Command Protocol 8. Interface and Timing Sequence 8.1. Power Supply 8.2. Reset and Power Up Timing 8.2.1. Baseband Core Operating Frequency 8.2.2. BOOT Mode 8.3. I2S High-speed Serial Port Timing 8.4. I2C Interface 8.5. UART Interface 8.6. USB Interface 8.7. Other Interfaces 9. Battery Management 10. Specification 10.1. Recommended Operating Conditions 10.2. Power Consumption 10.3. ESD 10.4. Parameter Performance 11. Reference Schematic Diagram 12. Text messaging support 13. Package Information 14. Ordering Information Appendix A End of Document