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TRF7960, TRF7961
SLOU186G – AUGUST 2006 – REVISED MAY 2017
TRF7960, TRF7961 Multiple-Standard Fully Integrated 13.56-MHz RFID
Analog Front End and Data-Framing Reader System
1 Device Overview
1.1
Features
1
• Completely Integrated Protocol Handling
• Separate Internal High-PSRR Power Supplies for
Analog, Digital, and PA Sections Provide Noise
Isolation for Superior Read Range and Reliability
• Dual Receiver Inputs With AM and PM
Demodulation to Minimize Communication Holes
• Receiver AM and PM RSSI
• Reader-to-Reader Anticollision
• High Integration Reduces Total BOM and Board
Area
– Single External 13.56-MHz Crystal Oscillator
– MCU-Selectable Clock-Frequency Output of RF,
RF/2, or RF/4
– Adjustable 20-mA High-PSRR LDO for
Powering External MCU
• Easy to Use With High Flexibility
– Automatically Configured Default Modes for
Each Supported ISO Protocol
– 12 User-Programmable Registers
1.2
•
•
•
•
•
Applications
Secure Access Control
Product Authentication
1.3
•
•
– Selectable Receiver Gain
– Programmable Output Power (100 mW or
200 mW)
– Adjustable ASK Modulation Range (8% to 30%)
– Built-In Receiver Band-Pass Filter With UserSelectable Corner Frequencies
Wide Operating Voltage Range of 2.7 V to 5.5 V
Ultra-Low-Power Modes
– Power Down:
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