Microchip Technology AC164330

Overview

AC164330 from Microchip Technology is a demonstration board for dsPIC30F and dsPIC33F digital signal controllers, supporting motor control and general-purpose embedded applications with integrated PWM, ADC, QEI, and CAN/UART interfaces. It features a 64-pin TQFP socket, on-board debug interface, and configurable I/O for real-time evaluation of 16-bit DSC performance up to 40 MIPS.

For engineers reviewing the AC164330 datasheet, AC164330 pinout, AC164330 application, or AC164330 equivalent, this board enables rapid prototyping of sensor-based motor control loops, closed-loop power conversion firmware, and real-time signal processing algorithms using Microchip's MPLAB® IDE and dsPIC® toolchain.

Technical Context

The AC164330 provides hardware abstraction for dsPIC30F/33F devices in 64-pin TQFP packages (e.g., dsPIC30F6010A, dsPIC33FJ64GP706), featuring dedicated motor control peripherals including six-channel complementary PWM with dead-time control, quadrature encoder interface, and 10-/12-bit ADC with simultaneous sampling. It supports both high-side and low-side gate drive signals via isolated MOSFET drivers.

Board-level resources include an on-board 5 V regulator, selectable oscillator options (crystal or external clock), jumper-configurable analog input scaling, and CAN transceiver (MCP2551) with termination. Debugging is enabled through ICSP™ and PICkit™-compatible headers, aligning with Microchip's standard development workflow.

Key Specifications

Availability

AC164330 is available at Aetrix Electronics and suitable for motor control development, industrial servo prototyping, and power electronics validation requiring stable component supply and long-term design support.

Supply support for AC164330 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Microchip Technology Inc. is a leading provider of microcontrollers, analog components, and development tools, headquartered in Chandler, Arizona.

The AC164330 belongs to Microchip's demonstration board portfolio for dsPIC® Digital Signal Controllers, designed specifically to accelerate evaluation and firmware development for motor control, digital power, and real-time embedded systems.

FAQ

What is the primary function of the AC164330 demonstration board?

The AC164330 is a hardware platform for evaluating and developing firmware on Microchip dsPIC30F and dsPIC33F digital signal controllers. It provides direct access to key motor control peripherals-including complementary PWM, QEI, ADC, and CAN-enabling rapid implementation of closed-loop control algorithms. The AC164330 integrates isolated gate drivers, analog signal conditioning, and debug infrastructure to replicate real-world power electronics system behavior during development.

Which dsPIC® devices are socket-compatible with the AC164330?

The AC164330 supports 64-pin TQFP-packaged dsPIC30F and dsPIC33F devices, including dsPIC30F6010A, dsPIC30F6014A, dsPIC33FJ64GP706, and dsPIC33FJ64MC506. Pin mapping matches the standard 64-pin dsPIC33F/30F footprint, and all critical peripheral signals-including PWM, QEI, ADC inputs, and CAN TX/RX-are routed to corresponding device pins without translation or buffering.

Does the AC164330 include a CAN transceiver, and what standard does it meet?

Yes, the AC164330 includes an MCP2551 CAN transceiver that complies with the ISO 11898-2 physical layer standard. It supports data rates up to 1 Mbps, features dominant-mode fail-safe operation, and includes bus termination resistors and ESD protection. This allows the AC164330 to interface directly with industrial CAN networks without external components when used with a target dsPIC® DSC that implements the ECAN™ module.

Can the AC164330 be used for sensorless BLDC motor control development?

Yes, the AC164330 supports sensorless BLDC control via its six-channel complementary PWM with programmable dead-time, high-resolution ADC for back-EMF sampling, and QEI for optional rotor position feedback. When paired with a dsPIC33FJ64MC506 or similar motor control DSC, the AC164330 provides the necessary signal paths and timing precision to implement commutation logic, current sensing, and real-time observer algorithms-all without modifying the board layout.

Is the AC164330 compatible with MPLAB® X IDE and the latest dsPIC® compiler toolchain?

Yes, the AC164330 is fully compatible with MPLAB® X IDE v5.45+ and the XC16 compiler (v1.70+). Its ICSP™ interface works natively with PICkit™ 4 and MPLAB® ICD 4 debuggers. Firmware projects targeting dsPIC30F/33F devices can be built, programmed, and debugged directly through the IDE using standard configuration bits and peripheral libraries-no board-specific drivers or patches are required for the AC164330.