产品特性

• Modified Harvard architecture
• C compiler optimized instruction set architecture
• 84 base instructions with flexible addressing modes
• 24-bit wide instructions, 16-bit wide data path
• 16 x 16-bit working register array
• Up to 30 MIPs operation: DC to 40 MHz external clock input Internal FRC input with PLL active (4x, 8x, 16x) 4 MHz-10 MHz oscillator input with PLL active (4x, 8x, 16x) 10 MHz - 20 MHz oscillator input in HS/2 or HS/3 with PLL active (4x, 8x, 16x)
• DC to 40 MHz external clock input
• Internal FRC input with PLL active (4x, 8x, 16x)
• 4 MHz-10 MHz oscillator input with PLL active (4x, 8x, 16x)
• 10 MHz - 20 MHz oscillator input in HS/2 or HS/3 with PLL active (4x, 8x, 16x)
• Peripheral and External interrupt sources
• 8 user selectable priority levels for each interrupt
• 4 processor exceptions and software traps
• Primary and Alternate interrupt Vector Tables
• Modulo and Bit-Reversed Addressing modes
• Two, 40-bit wide accumulators with optional saturation logic
• 17-bit x 17-bit single cycle hardware fractional/ integer multiplier
• Single cycle Multiply-Accumulate (MAC) operation
• 40-stage Barrel Shifter
• Dual data fetch
• High current sink/source I/O pins: 25 mA/25 mA
• Optionally pair up 16-bit timers into 32-bit timer modules
• 3-wire SPI™ modules (supports 4 Frame modes)
• I2C™ module supports Multi-Master/Slave mode and 7-bit/10-bit addressing
• Addressable UART modules with FIFO buffers and selectable pins
• Data Converter Interface (DCI) supports common audio Codec protocols, including I2S and AC’97
• 12-bit 200 Ksps Analog-to-Digital Converter (A/D)
• A/D Conversion available during Sleep and Idle
• 1 Sample/Hold
• Multiple Conversion Sequencing Options
• Enhanced Flash program memory: 10,000 erase/write cycle (min.) for industrial temperature range, 100K (typical)
• 10,000 erase/write cycle (min.) for industrial temperature range, 100K (typical)
• Data EEPROM memory:100,000 erase/write cycle (min.) for industrial temperature range, 1M (typical)
• 100,000 erase/write cycle (min.) for industrial temperature range, 1M (typical)
• Self-reprogrammable under software control
• Power-on Reset (POR), Power-up Timer (PWRT) and Oscillator Start-up Timer (OST)
• Flexible Watchdog Timer (WDT) with on-chip low power RC oscillator for reliable operation
• Fail-Safe clock monitor operation
• Detects clock failure and switches to on-chip low power RC oscillator
• Programmable code protection
• In-Circuit Serial Programming™ (ICSP™)
• Programmable Brown-out Detection and Reset generation
• Selectable Power Management modes Sleep, Idle and Alternate Clock modes
• Sleep, Idle and Alternate Clock modes
• Low power, high speed Flash technology
• Wide operating voltage range (2.5V to 5.5V)
• Industrial and Extended temperature ranges
• Low power consumption

技术参数