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C8051_datasheet
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C8051F340/1/2/3/4/5/6/7 devices are fully integrated mixed-signal System-on-a-Chip MCUs. Highlighted features are listed below. Refer to Table 1.1 for specific product feature selection. • High-speed pipelined 8051-compatible microcontroller core （up to 48 MIPS） • In-system， full-speed， non-intrusive debug interface （on-chip） • Universal Serial Bus （USB） Function Controller with eight flexible endpoint pipes， integrated transceiver， and 1 kB FIFO RAM • Supply Voltage Regulator • True 10-bit 200 ksps differential / single-ended ADC with analog multiplexer • On-chip Voltage Reference and Temperature Sensor • On-chip Voltage Comparators （2） • Precision internal calibrated 12 MHz internal oscillator and 4x clock multiplier • Internal low-frequency oscillator for additional power savings • Up to 64 kB of on-chip Flash memory • Up to 4352 Bytes of on-chip RAM （256 + 4 kB） • External Memory Interface （EMIF） available on 48-pin versions. • SMBus/I2C， up to 2 UARTs， and Enhanced SPI serial interfaces implemented in hardware • Four general-purpose 16-bit timers • Programmable Counter/Timer Array （PCA） with five capture/compare modules and Watchdog Timer function • On-chip Power-On Reset， VDD Monitor， and Missing Clock Detector • Up to 40 Port I/O （5 V tolerant）
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