Table of Contents
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Table of Contents
........................................................................................................................... 1
Single Chip Very Low Power RF Transceiver........................................................... 1
1. Absolute Maximum Ratings ................................................................................... 4
2. Operating Conditions ............................................................................................. 4
3. Electrical Specifications......................................................................................... 4
4. Pin Assignment....................................................................................................... 8
5. Circuit Description.................................................................................................. 9
6. Application Circuit ................................................................................................ 10
6.1 Input / output matching............................................................................................... 10
6.2 VCO inductor.............................................................................................................. 10
6.3 Additional filtering....................................................................................................... 10
6.4 Power supply decoupling ........................................................................................... 10
7. Configuration Overview ....................................................................................... 12
8. Configuration Software ........................................................................................ 12
9. 3-wire Serial Configuration Interface .................................................................. 13
Note: The set-up- and hold-times refer to 50% of VDD.......................................... 14
10. Microcontroller Interface.................................................................................... 15
10.1 Connecting the microcontroller ................................................................................ 15
11. Signal interface ................................................................................................... 16
11.1 Manchester encoding and decoding ........................................................................ 16
12. Bit synchroniser and data decision .................................................................. 19
13. Receiver sensitivity versus data rate and frequency separation.................... 22
14. Frequency programming.................................................................................... 23
15. Recommended RX settings for ISM frequencies ............................................. 24
16. VCO ...................................................................................................................... 25
17. VCO and PLL self-calibration............................................................................. 25
18. VCO and LNA current control ............................................................................ 28
19. Power management ............................................................................................ 28
SWRS048A
CC1000
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