C8051F320型单片机

Analog Peripherals -10-Bit ADC •Up to 200 ksps •Up to 17 or 13 external single-ended or differential inputs •VREF from external pin, internal reference, or VDD •Built-in temperature sensor •External conversion start input -Two Comparators -Internal Voltage Reference -POR/Brown-Out Detector USB Function Controller -USB specification 2.0 compliant -Full speed (12 Mbps) or low speed (1.5 Mbps) operation -Integrated clock recovery; no external crystal required for full speed or low speed -Supports eight flexible endpoints -1 kB USB buffer memory -Integrated transceiver; no external resistors required On-Chip Debug -On-chip debug circuitry facilitates full speed, non-intrusive in-system debug (no emulator required) -Provides breakpoints, single stepping, inspect/modify memory and registers -Superior performance to emulation systems using ICE-chips, target pods, and sockets Voltage Regulator Input: 4.0 to 5.25 V