PL7211 Description
The PL7211 is a highly integrated power/energy monitoring Analog Front End (AFE) IC that measures electricity-related data for power usage measurement applications. It has built-in 8-channel ADC and a programmable DSP which can adapt to different applications such as metering, power protection and Master/Slave. The PL7211 has a built-in MTP that stores the chip configuration, DSP code and calibration data.
PL7211 Key Features
- 2-Channel 24-bit sigma-delta ADC
- Internal 3.3V/5V to 1.8V cap-less LDO
- Internal 1.2V cap-less VREF (w/ 0.1%
- Built-in 1X ~ 32X PGA (w/ 0.1% accuracy/full
- Internal 16MHz RC OSC (w/ 0.2%
- Internal VDT/POR and temperature sensor
- Built-in FIR filter for each individual channel
- Channel phase alignment
- 512 x 32 program space
- 128 x 48 data space