MSC1202

MSC1200 MSC1201 MSC1202 SBAS317E − APRIL 2004 − REVISED MAY 2006 Precision AnalogĆtoĆDigital Converter (ADC) and CurrentĆOutput DigitalĆtoĆAnalog Converter (DAC) with 8051 Microcontroller and Flash Memory FEATURES ANALOG FEATURES D MSC1200 and MSC1201: − 24 Bits No Missing Codes − 22 Bits Effective Resolution At 10Hz − Low Noise: 75nV D MSC1202: − 16 Bits No Missing Codes − 16 Bits Effective Resolution At 200Hz − Noise: 600nV D PGA From 1 to 128 D Precision On-Chip Voltage Reference D 8 Diff/Single-Ended Channels (MSC1200) D 6 Diff/Single-Ended Channels (MSC1201/02) D On-Chip Offset/Gain Calibration D Offset Drift: 0.1ppm/°C D Gain Drift: 0.5ppm/°C D On-Chip Temperature Sensor D Selectable Buffer Input D Signal-Source Open-Circuit Detect D 8-Bit Current DAC DIGITAL FEATURES Microcontroller Core D 8051-Compatible D High-Speed Core: − 4 Clocks per Instruction Cycle D DC to 33MHz D On-Chip Oscillator D PLL with 32kHz Capability D Single Instruction 121ns D Dual Data Pointer Memory D 4kB or 8kB of Flash Memory D Flash Memory Partitioning D Endurance 1M Erase/Write Cycles, 100-Year Data Retention D 256 Bytes Data SRAM D In-System Serially Programmable D Flash Memory Security D 1kB Boot ROM Peripheral Features D 16 Digital I/O Pins D Additional 32-Bit Accumulator D Two 16-Bit Timer/Counters D System Timers D Programmable Watchdog Timer D Full-Duplex USART D Basic SPI D Basic I2C D Power Management Control D Internal Clock Divider D Idle Mode Current < 200mA D Stop Mode Current ...