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TRF7970ARHBR
Texas Instruments TRF7970ARHBR Manuals
Manuals and User Guides for Texas Instruments TRF7970ARHBR. We have
1
Texas Instruments TRF7970ARHBR manual available for free PDF download: Instruction Manual
Texas Instruments TRF7970ARHBR Instruction Manual (88 pages)
Multiprotocol Fully Integrated 13.56-MHz RFID and Near Field Communication (NFC) Transceiver IC
Brand:
Texas Instruments
| Category:
Transceiver
| Size: 3.29 MB
Table of Contents
1 Device Overview
1
Features
1
Applications
1
Description
1
Functional Block Diagram
2
Table of Contents
3
2 Revision History
4
3 Device Characteristics
5
4 Terminal Configuration and Functions
6
Terminal Functions
7
5 Specifications
9
Absolute Maximum Ratings
9
Recommended Operating Conditions
9
Electrical Characteristics
10
Handling Ratings
11
Thermal Characteristics
11
Switching Characteristics
11
6 Detailed Description
12
Overview
12
System Block Diagram
15
Power Supplies
15
Receiver - Analog Section
21
Receiver - Digital Section
22
Oscillator Section
27
Transmitter - Analog Section
28
Transmitter - Digital Section
28
Transmitter - External Power Amplifier and Subcarrier Detector
29
TRF7970A IC Communication Interface
30
Special Direct Mode for Improved MIFARE™ Compatibility
48
NFC Modes
48
Direct Commands from MCU to Reader
51
Register Description
55
7 Application Schematic and Layout Considerations
75
TRF7970A Reader System Using Parallel Microcontroller Interface
75
TRF7970A Reader System Using SPI with SS Mode
76
Layout Considerations
77
Impedance Matching Tx_Out (Pin 5) to 50 Ω
77
Reader Antenna Design Guidelines
79
Device and Documentation Support
80
Documentation Support
80
Community Resources
80
Trademarks
80
Electrostatic Discharge Caution
80
Glossary
80
Mechanical Packaging and Orderable Information
80
Packaging Information
80
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