MCP3911

MCP3911 3.3V Two-Channel Analog Front End 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 LowDrift1.2VInternalVoltageReference:7 ppm/°C Differential Voltage Reference Input Pins High Gain Programmable Gain Amplifier (PGA) on Each Channel (up to 32V/V) 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 (8.9 mW at 3.3V, 5.6 mW at 3.3V in low-power mode, typical) Available in Small 20-lead QFN and SSOP Packages, Pin-to-pin Compatible with MCP3901 Extended Temperature Range: -40°C to +125°C Applications Energy Metering and Power Measurement Automotive Portable Instrumentation Medical and Power Monitoring Audio/Voice Recognition Description The MCP3911 is a 2.7V to 3.6V dual channel Analog Front End (AFE) containing two synchronous sampling Delta-Sigma Analog-to-Digital Con...