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MCP3918 - 3V Single-Channel Analog Front-End

General Description

The MCP3918 is a 3V single-channel Analog Front End (AFE), containing one Delta-Sigma Analog-to-Digital Converter (ADC), one Programmable Gain Amplifier (PGA), phase delay compensation block, low-drift internal voltage reference, digital offset and Gain Error Calibration registers, and high-speed 2

Key Features

  • One 24-Bit Resolution Delta-Sigma A/D Converter.
  • 93.5 dB SINAD, -107 dBc Total Harmonic Distortion (THD) (up to 35th harmonic), 112 dB Spurious-Free Dynamic Range (SFDR).
  • Flexible Serial Interface that Includes Both SPI and a Simple Two-Wire Interface Ideal for Polyphase Shunt Energy Meters.
  • Advanced Security Features: - 16-Bit Cyclic Redundancy Check (CRC) Checksum on All Communications for Secure Data Transfers - 16-Bit CRC Checksum and Interrupt Alert for.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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MCP3918 3V Single-Channel Analog Front End Features: • One 24-Bit Resolution Delta-Sigma A/D Converter • 93.5 dB SINAD, -107 dBc Total Harmonic Distortion (THD) (up to 35th harmonic), 112 dB Spurious-Free Dynamic Range (SFDR) • Flexible Serial Interface that Includes Both SPI and a Simple Two-Wire Interface Ideal for Polyphase Shunt Energy Meters • Advanced Security Features: - 16-Bit Cyclic Redundancy Check (CRC) Checksum on All Communications for Secure Data Transfers - 16-Bit CRC Checksum and Interrupt Alert for Register Map Configuration - Register Map Lock with 8-Bit Secure Key • 2.7V-3.