PIC32MX270F256DT-50I/PT

32位微控制器 - MCU 256KB Flash 64KB RAM 50MHz, 10-bit ADC

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