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MCP3914
3V Eight-Channel Analog Front End
Features:
• Eight Synchronous Sampling 24-bit Resolution Delta-Sigma Analog-to-Digital (A/D) Converters
• 94.5 dB SINAD, -107 dBc Total Harmonic Distortion (THD) (up to 35th Harmonic), 112 dBFS SFDR for Each Channel
• Enables 0.1% Typical Active Power Measurement Error over a 10,000:1 Dynamic Range
• 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-3.6V AVDD, DVDD • Programmable Data Rate up to 125 ksps:
- 4 MHz Maximum Sampling Frequency - 16 MHz Maximum Master Clock
• Oversampling Ratio up to 4096 • Ultra-Low Power Shutdown Mode with < 10 µA • -122 dB Crosstalk between Channels • Low Drift 1.2V Internal Voltage Reference:
9 ppm/°C
• Differential Voltage Reference Input Pins • High Gain Programmable-Gain Amplifier (PGA)
on .