32位微控制器 - MCU 32-bit family, 32 KB FLASH, 8KB RAM 50MHz
Operating Conditions
• 2.3V to 3.6V, -40ºC to +105ºC, DC to 40 MHz
• 2.3V to 3.6V, -40ºC to +85ºC, DC to 50 MHz
Core: 50 MHz/83 DMIPS MIPS32® M4K®
• MIPS16e® mode for up to 40% smaller code size
• Code-efficient C and Assembly architecture
• Single-cycle MAC 32x16 and two-cycle 32x32 multiply
Clock Management
• 0.9% internal oscillator
• Programmable PLLs and oscillator clock sources
• Fail-Safe Clock Monitor FSCM
• Independent Watchdog Timer
• Fast wake-up and start-up
Power Management
• Low-power management modes Sleep and Idle
• Integrated Power-on Reset and Brown-out Reset
• 0.5 mA/MHz dynamic current typical
• 20 μA IPD current typical
Audio Interface Features
• Data communication: I2S, LJ, RJ, and DSP modes
• Control interface: SPI and I2C™
• Master clock:
\- Generation of fractional clock frequencies
\- Can be synchronized with USB clock
\- Can be tuned in run-time
Advanced Analog Features
• ADC Module:
\- 10-bit 1.1 Msps rate with one S&H
\- Up to 10 analog inputs on 28-pin devices and 13
analog inputs on 44-pin devices
• Flexible and independent ADC trigger sources
• Charge Time Measurement Unit CTMU:
\- Supports mTouch™ capacitive touch sensing
\- Provides high-resolution time measurement 1 ns
\- On-chip temperature measurement capability
• Comparators:
\- Up to three Analog Comparator modules
\- Programmable references with 32 voltage points
