Teridian Semiconductor Corp. 71M6533

The Teridian Semiconductor Corp. 71M6533 is an 80515-based MCU with 7 Interrupts/4 Priority Levels, Dual Datapointer, 128KByte shared ISP-Flash, 256Bytes IRAM ,4KByte share XRAM, 32-Bit signal processor (CE Computing Engine), 0.5 % Wh measurement accuracy, Watchdog Timer, 2 UARTs, SSI, SPI, LCD Driver, Power-Fail Monitor, On-Chip: Oscillator, PLL, and Temperature Sensor, RTC, 22-Bit Single Delta-Sigma ADC, FIR Filter, 35 digita I/O Pins, PWM, Brownout mode, I2C, Integrated ICE Support, and four-quadrant metering.