DSPIC33CK256MC503屬于集成電路（IC）的微控制器。由微芯科技股份有限公司制造生產(chǎn)的DSPIC33CK256MC503微控制器微控制器產(chǎn)品是相對復雜的用戶可編程數(shù)字邏輯器件。這些產(chǎn)品與視為微控制器的器件密切相關(guān)，兩者之間的區(qū)別主要體現(xiàn)在制造商選擇的用詞。不過按照傳統(tǒng)，微控制器集成了工作存儲器，也更可能包含混合信號外設(shè)，并且往往與更簡單的軟件范例結(jié)合使用，旨在重復執(zhí)行一系列預定義的任務。

Advanced Analog Features

? High-Speed ADC module:

– 12-bit with one shared SAR ADC core

– Configurable resolution (up to 12-bit)

– Up to 3.5 Msps conversion rate per channel at 12-bit resolution

– Up to 20 input channels

– Dedicated result buffer for each analog channel

– Flexible and independent ADC trigger sources

– Four digital comparators

– Four oversampling filters for increased resolution

? Two Analog Comparators:

– 15 ns analog comparator

? Up to Three Op Amps:

– 20 MHz GBW

– 40 v/μs slew rate

– ±1 mV offset voltage (typical)

? Two 12-Bit DACs:

– Hardware slope compensation

– One buffered DAC output

Peripheral Features

? One Quadrature Encoder Interface (QEI):

– Four inputs: Phase A, Phase B, Home, Index

– One 32-bit timer/counter (in QEI module, available if encoder is not used)

? Small Pin Count Packages Ranging from 28 to 64 Pins, Including UQFN as Small as 4x4 mm

? High-Current I/O Sink/Source

? Edge or Level Change Notification Interrupt on I/O Pins

? Peripheral Pin Select (PPS) Remappable Pins

? Current Bias Generators

Safety Features

? Backup Fast RC Oscillator (BFRC)

? Brown-out Reset (BOR)

? Capless Internal Voltage Regulator

? Clock Monitor System with Backup Oscillator

? CodeGuard? Security

? Cyclic Redundancy Check (CRC)

? Dual Watchdog Timer (WDT)

? Fail-Safe Clock Monitoring (FSCM)

? Flash Error Correcting Code (ECC)

? Flash OTP by ICSP? Write Inhibit

? RAM Memory Built-In Self-Test (MBIST)

? Two-Speed Start-up

? Virtual Pins for Redundancy and Monitoring

? Windowed Deadman Timer (DMT)