SLOS953B June   2016  – October 2018 TRF4140-Q1

PRODUCTION DATA.  

  1. 1Device Overview
    1. 1.1 Features
    2. 1.2 Applications
    3. 1.3 Description
    4. 1.4 Functional Block Diagram
  2. 2Revision History
  3. 3Device and Documentation Support
    1. 3.1 Getting Started and Next Steps
    2. 3.2 Device Nomenclature
    3. 3.3 Documentation Support
    4. 3.4 Community Resources
    5. 3.5 Trademarks
    6. 3.6 Electrostatic Discharge Caution
    7. 3.7 Export Control Notice
    8. 3.8 Glossary
  4. 4Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • PHN|48
Thermal pad, mechanical data (Package|Pins)
Orderable Information

1.1 Features

  • Benefits
    • Full Embedded Sequence Timing Controller Removes All Timing Constraints From the Host Controller
    • Automatic Sequence Repetition for Easy Implementation of Energy-Efficient Polling Systems
    • Separate Transmit and Receive Buffers Reduce Host Controller Performance Requirements
    • Embedded Sequence-Auto-Repeat Enables Low-Power Polling System Without Host Controller Interaction
    • Embedded Half-Duplex (HDX) Protocol Support Enables Flexible and Scalable System Implementation
    • Sine-Wave Controlled Transmitter Stages Enable High-Power Remote Antenna Systems With Cable Lengths of Several Meters and Superior EMC Performance
    • Sequence Preloading With Event-Triggered Execution for Fastest System Reaction Time
  • Features
    • Integrated Boost Controller for Wide Supply Voltage Range With Jump Start and Load Dump Protection
    • Antenna Driver With up to 20-V Peak-to-Peak Output Voltage Amplitude and up to 1-A Peak Antenna Current With Sine-Wave or Square-Wave Output
    • Flexible Host Control Interface
      • 4-Wire SPI
      • Configurable I/O Functions to Extend Controller Interface Such as an Interrupt Request Signal
      • Interface Voltage Supply Range From 2.5 V to 5.5 V
    • Ultra-Low Current Consumption in Sleep State
    • Fractional Synthesizer With 10-kHz to 500‑kHz Frequency Range With 60-Hz Step Size
    • PSK and ASK Transmitter Stage
    • FSK Receiver and Demodulator
    • Four Programmable Half-Bridge MOSFET Antenna Drivers
    • Pairs of Half-Bridge Antenna Drivers can be Used Together as a Full-Bridge Driver to Double the Possible Output Voltage Amplitude
    • Antenna Current Measurement With 5-Bit Resolution for High Side and Low Side of Antenna Driver Stages
    • Programmable Antenna Driver Output Voltage in Sine-Wave Mode
    • Supply-Controlled Antenna Driver Voltage in Square-Wave Mode
    • Output Stage is Overload Protected for Over-Current and Over-Temperature Conditions
    • Antenna Driver Diagnostics: Short to Ground, Short to Antenna Driver Supply Voltage, and Open-Load Detection
    • Supports On-Off Keying With Data Rates up to 70 kbps for Downlink and Uplink