ST72621K4 Datasheet | STMicroelectronics

Features - Memories - 8 or 16 Kbyte Program memory (ROM or Dual voltage FLASH) with read-write protection - In-Application and In-Circuit Programming for FLASH versions - 384 to 768 bytes RAM (128-byte stack) - Clock, Reset and Supply Management - Enhanced Reset System (Power On Reset) - Low Voltage Detector (LVD) - Clock-out capability - 6 or 12 MHz Oscillator (8, 4, 2, 1 MHz internal frequencies) - 3 Power saving modes - USB (Universal Serial Bus) Interface - DMA for low speed applications pliant with USB specification (version 2.0): - Integrated 3.3V voltage regulator and transceivers - Suspend and Resume operations - 3 Endpoints - Up to 31 I/O Ports - Up to 31 multifunctional bidirectional I/O lines - Up to 12 External interrupts (3 vectors) - 13 alternate function lines - 8 high sink outputs (8 m A@0.4 V/20 m A@1.3 V) - 2 true open drain pins (N buffer 8 m A@0.4 V) - 3 Timers - Configurable watchdog timer (8 to 500 ms timeout) - 8-bit Auto Reload Timer (ART) with 2 Input Captures, 2 PWM outputs and External Clock - 8-bit Time Base Unit (TBU) for generating periodic interrupts cascadable with ART Device Summary SO20 PDIP20 SO34 shrink PDIP32 shrink LQFP44 PDIP42 shrink - Analog Peripheral - 10-bit A/D Converter with up to 8 input pins. - 2 munications Interfaces - Asynchronous Serial munication interface - Synchronous Serial Peripheral Interface - Instruction...