Microchip | MCP3911A0-E/SS

The MCP3911A0-E/SS is a part of MCP3911 series dual channel energy meter. It has a storage temperature ranging from -40°C to +125°C and its available in SSOP-20 package.

The MCP3911 is a 2.7 V to 3.6 V dual channel Analog Front End (AFE) containing two synchronous sampling Delta-Sigma Analog-to-Digital Converters (ADC), two PGAs, phase delay compensation block, low-drift internal voltage reference, modulator output block, digital offset and gain errors calibration registers, and high-speed 20 MHz SPI compatible serial interface.

Features:

• Two Synchronous Sampling 16/24-bit Resolution Delta-Sigma A/D Converters
• 94.5 dB SINAD, -106.5 dBc Total Harmonic Distortion (THD) (up to 35th harmonic), 111 dB SFDR for Each Channel
• 2.7V - 3.6V AVDD, DVDD
• Programmable Data Rate up to 125 ksps
• 4 MHz Maximum Sampling Frequency
• Oversampling Ratio up to 4096
• Ultra Low Power Shutdown Mode with <2 μA
• -122 dB Crosstalk between the Two Channels
• Low Drift 1.2V Internal Voltage Reference: 7 ppm/°C
• Differential Voltage Reference Input Pins
• High Gain PGA on Each Channel
• Phase Delay Compensation with 1 μs Time Resolution
• Separate Modulator Output Pins for Each Channel
• Separate Data Ready Pin for Easy Synchronization
• Individual 24-bit Digital Offset and Gain Error Correction for Each Channel
• High-Speed 20 MHz SPI Interface with Mode 0,0 and 1,1 Compatibility
• Continuous Read/Write Modes for Minimum Communication
• Low Power Consumption

Applications:

• Energy Metering and Power Measurement
• Automotive
• Portable Instrumentation
• Medical and Power Monitoring
• Audio/Voice Recognition