MAX71335L
ZON P3/P3L Polyphase Electricity Meter SoC
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概述
- Dual-Core Architecture for Improved System Performance and Flexibility
- Dedicated 32-Bit DSP Compute Engine for Metrology Processing
- MAXQ30 32-Bit RISC MPU Core, Up to 10 MIPS (at 10MHz), with 256kB Flash or 128kB Flash, and
12kB data RAM
- Advanced AFE with High Accuracy and Temperature Stability
- Four Independent ADCs Measuring Four Current Channels and Three Voltage Channels
- 0.1% Wh Accuracy over 2000:1 Current Range
- Digital Temperature Compensation for Metrology and RTC
- 40Hz–70Hz Line Frequency Range, Phase Compensation (±10°)
- Low-Power 5ksps Auxiliary ADC for Environmental Monitoring
- On-Chip Digital Temperature Sensor
- Highly Integrated Product Features and Flexible Peripherals Support Broad Application Needs
- LCD Controller Supporting Up to Eight Common Planes
- Two PWM Control Channels with Programmable Frequency, Duty Cycle, Ramp Time
- Two Touch Switch Inputs
- Oscillator Based on 32kHz Watch Crystal with Internal 24MHz Backup R/C Oscillator
- SPI (Master and Slave), Master I2C
- Four UARTs (Configurable Pins), Smart Card Interface, 38kHz IR Decoder
- 100-Pin LQFP
应用
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- 智能电表
参考资料
可靠性数据 1
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