DSPIC33EV64GM106-I/MR

Program Memory Type:	FLASH
Base Part Number:	DSPIC33EV64
Supplier Device Package:	64-QFN (9x9)
Package / Case:	64-VFQFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 36x10/12b
Voltage - Supply (Vcc/Vdd):	4.5 V ~ 5.5 V
RAM Size:	4K x 16
EEPROM Size:	--
Series:	dsPIC™ 33EV
Program Memory Size:	64KB (22K x 24)
Number of I/O:	53
Peripherals:	Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, WDT
Connectivity:	CANbus, I²C, IrDA, LINbus, SPI, UART/USART
Speed:	70 MIPs
Core Size:	16-Bit
Core Processor:	dsPIC
Part Status:	Active
Packaging:	Tube

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Introduction

The DSPIC33EV64GM106-I/MR is an embedded microcontroller, targeted at high performance and embedded applications. It combines the advantages of a powerful digital signal processing (DSP) core with the resource-rich peripherals of a microcontroller. The processor was designed specifically to operate in highly demanding applications such as motor control, digital audio, and broadband communications, combining a high-level of core integration and an advanced architecture to optimize performance.

Application Field

The DSPIC33EV64GM106-I/MR offers an extensive range of application possibilities, including motor control, digital audio, audio encoding/decoding, anti-noise, image recognition, communications, power management and navigation. The versatility of this chip is such that it can be used anywhere from embedded systems with demanding control, such as automotive control or factory automation, to industrial and consumer applications such as medical imaging and process control.The DSPIC33EV64GM106-I/MR also allows for the integration and control of communications, such as LAN and Bluetooth IEEE 802.11 communications, where the processor can handle different communication protocols and manage high-speed communications and data traffic. Additionally, the processor can perform high-speed data conversion among different digital signal processing applications, while also allowing for interfacing to external memory devices. With these features, the processor can be used as a platform to develop reliable embedded control systems.

Working Principle

At the heart of the DSPIC33EV64GM106-I/MR is a low-power, high-performance core which offers the flexibility and power to manage complex tasks. The core architecture is based on the Enhanced Harvard Architecture, which is designed to improve throughput and reduce power consumption. This architecture allows for parallel quanta of processing, allowing the processor to run faster by carrying out concurrently executed tasks.In addition to the core, the DSPIC33EV64GM106-I/MR offers an array of features, such as a simplified instruction set, a two-stage instruction pipeline, and a dedicated power signal processor to handle complex system control functions, as well as an integrated 32-bit CRC engine for data security. The processor also features two external running data caches, improving performance by storing pre-fetched instructions from external memory. Additionally, the DSPIC33EV64GM106-I/MR includes an on-chip memory management unit (MMU) with page protection for secure memory access.

Peripherals

The DSPIC33EV64GM106-I/MR supports multiple peripherals, including adc and dac audio converters, analog digital converters (ADCs), programmable logic controllers (PLCs), voltage-controlled oscillators (VCOs), digital signal processors (DSPs), digital to analog converters (DACs), and embedded memories. These peripherals can be used to extend the capabilities of the processor as well as for additional functions such as general purpose digital input/output (GPIO) operations, multi-channel data transfer, high-speed timer functions.

Power Management

The DSPIC33EV64GM106-I/MR also contains a range of power management features to reduce power consumption. Power management is achieved via several power-saving modes and controlled by the "Sleep Timer" which switches off the processor while idling but only when it is not processing data. This sleep timer works by automatically switching off the processor core and setting the peripheral blocks to a low-power state when there is no activity detected. The processor core can be quickly re-powered when there is a new data request. Additionally, the processor supports an advanced clock management system which adjusts clock frequency and power states to reduce power consumption when relying solely on dynamic clock frequency adjustments.

Conclusion

The DSPIC33EV64GM106-I/MR is a powerful embedded microcontroller, offering a variety of features to meet the needs of modern applications. The processor combines a powerful DSP core, multiple peripherals, advanced power management techniques, and a versatile instruction set to deliver a highly efficient system. With its high-performance and low-power features, the DSPIC33EV64GM106-I/MR is ideal for a range of applications, from motor control and image recognition, to navigation and audio encoding/decoding.

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