RF69 datasheet(2/81 Pages) ETC2

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RF69

Page 2

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Table of Contents

Page

General Description ................................................................................................................................................ 8

1.1.

Simplified Block Diagram ......................................................................................................................8

1.2.

Pin and Marking Diagram................................................................................................................................. 9

1.3.

Pin Description ....................................................................................................................................10

Electrical Characteristics........................................................................................................................................ 11

2.1.

ESD Notice...................................................................................................................................................... 11

2.2.

Absolute Maximum Ratings ..................................................................................................................11

2.3.

Operating Range............................................................................................................................................. 11

2.4.

Chip Specification ...............................................................................................................................12

2.4.1. Power Consumption ................................................................................................................................. 12

2.4.2. Frequency Synthesis ................................................................................................................................ 12

2.4.3. Receiver ..................................................................................................................................................... 13

2.4.4. Transmitter ............................................................................................................................................... 14

2.4.5. Digital Specification ................................................................................................................................. 15

Chip Description...................................................................................................................................................... 16

3.1.

Power Supply Strategy.................................................................................................................................... 16

3.2.

Frequency Synthesis....................................................................................................................................... 16

3.2.1. Reference Oscillator ................................................................................................................................. 16

3.2.2. CLKOUT Output .......................................................................................................................................17

3.2.3. PLL Architecture ....................................................................................................................................... 17

3.2.4. Lock Time .................................................................................................................................................... 18

3.2.5. Lock Detect Indicator................................................................................................................................ 18

3.3.

Transmitter Description .................................................................................................................................. 19

3.3.1. Architecture Description ........................................................................................................................... 19

3.3.2. Bit Rate Setting ........................................................................................................................................ 19

3.3.3. FSK Modulation ......................................................................................................................................... 20

3.3.4. OOK Modulation ....................................................................................................................................... 20

3.3.5. Modulation Shaping.................................................................................................................................... 21

3.3.6. Power Amplifiers ...................................................................................................................................... 21

3.3.7. High Power Settings .................................................................................................................................22

3.3.8. Output Power Summary ............................................................................................................................ 22

3.3.9. Over Current Protection ............................................................................................................................22

3.4.

Receiver Description ..............................................................................................................................23

3.4.1. Block Diagram .......................................................................................................................................... 23

3.4.2. LNA - Single to Differential Buffer ............................................................................................................ 23

3.4.3. Automatic Gain Control ............................................................................................................................ 24

3.4.4. Continuous-Time DAGC........................................................................................................................... 25

3.4.5. Quadrature Mixer - ADCs - Decimators.................................................................................................... 26

3.4.6. Channel Filter ........................................................................................................................................... 26

3.4.7. DC Cancellation ....................................................................................................................................... 27

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