Microchip Technology MA330025-1

Overview

MA330025-1 from Microchip Technology is a Plug-In Module (PIM) designed to demonstrate and evaluate the dsPIC33EP512MU810 16-bit Digital Signal Controller, featuring USB 2.0 OTG interface, 512 KB Flash, 48 KB RAM, and 100-pin TQFP packaging. It supports motor control development via MCLV, MCHV, and MCSM boards and enables rapid prototyping on the Explorer 16 Development Board (DM240001).

For engineers reviewing the MA330025-1 datasheet, MA330025-1 pinout, MA330025-1 application, or MA330025-1 equivalent, this PIM provides verified signal routing for both USB and non-USB configurations, jumper-selectable I/O mapping, and direct compatibility with PICtail™ Plus daughter boards and Microchip's motor control evaluation platforms.

Technical Context

The MA330025-1 implements a fixed 100-pin PIM interface that maps directly to the dsPIC33EP512MU810's 100-pin TQFP package, supporting dual configuration modes via ten physical jumpers (J1–J10). USB mode routes VBUS, D+/D−, USBID, and USBOEN signals to dedicated PIM pins (e.g., PIM Pin 1 = VBUS, Pin 89/90 = D−/D+), while non-USB mode reassigns those pins to general-purpose I/O or analog functions.

It integrates passive components including zero-ohm resistor location R1 for optional PFC/FOC applications (per AN1208), and maintains full electrical compliance with the Explorer 16 bus interface, including PGEC/PGED debug pins, AVDD/AVSS analog supplies, and VCAP decoupling support.

Key Specifications

Availability

MA330025-1 is available at Aetrix Electronics and suitable for embedded motor control prototyping, USB device development, and dsPIC33 DSC evaluation requiring stable component supply and long-term design-in support.

Supply support for MA330025-1 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 U.S.-based semiconductor manufacturer specializing in microcontrollers, DSCs, analog, and interface products, with ISO/TS-16949 and ISO 9001 certifications across design and manufacturing facilities.

The MA330025-1 belongs to Microchip's Plug-In Module (PIM) product line, engineered to accelerate evaluation and integration of high-performance dsPIC DSCs into motor control, power conversion, and USB-enabled embedded systems.

FAQ

What is the primary function of the MA330025-1?

The MA330025-1 is a Microchip Plug-In Module (PIM) that hosts the dsPIC33EP512MU810 DSC for hardware evaluation and rapid prototyping. It provides a standardized 100-pin interface compatible with the Explorer 16 Development Board and enables configurable routing for USB or general-purpose applications via onboard jumpers. The MA330025-1 itself contains no active silicon beyond passive interconnect components and serves exclusively as a carrier and signal adapter for the target dsPIC device.

Which microcontroller does the MA330025-1 support?

The MA330025-1 is specifically designed for the dsPIC33EP512MU810 - a 16-bit Digital Signal Controller with 70 MIPS performance, 512 KB Flash, 48 KB RAM, USB 2.0 OTG, multiple PWM modules, and motor control peripherals. It is not compatible with other dsPIC or PIC devices unless explicitly validated by Microchip; the MA330025-1 pinout and jumper logic are uniquely aligned to the dsPIC33EP512MU810's 100-pin TQFP package and functional signal set.

How do I configure the MA330025-1 for USB operation?

To configure the MA330025-1 for USB operation, install jumpers J1 through J5 across positions 2 and 3, and leave jumpers J6 through J10 unpopulated. This routing connects VBUS (PIM Pin 1), D+ (Pin 90), D− (Pin 89), USBID (Pin 95), and USBOEN (Pin 21) to their respective dsPIC33EP512MU810 pins as defined in Table 1 of DS51886B. The MA330025-1 must be used with a USB-capable host board (e.g., Explorer 16 with USB transceiver) and appropriate firmware enabling USB stack operation on the dsPIC33EP512MU810.

Can the MA330025-1 be used with PIC24EP512GU810?

Yes - the MA330025-1 is jointly qualified for both the dsPIC33EP512MU810 and PIC24EP512GU810, as confirmed in DS51886B Overview and Tables 1–2. Both devices share identical 100-pin TQFP pinouts and peripheral signal assignments relevant to the PIM interface. However, functional differences (e.g., dsPIC-specific DSP engine, different PWM timing resources) mean application firmware must be tailored per device; the MA330025-1 provides mechanical and signal-level compatibility only.

Does the MA330025-1 include on-board debugging circuitry?

No - the MA330025-1 does not contain integrated debug circuitry. It exposes the dsPIC33EP512MU810's standard ICSP™ and debug interfaces (PGEC1/PGED1, PGEC2/PGED2, PGEC3/PGED3) on its 100-pin edge connector, allowing connection to external programmers/debuggers such as the MPLAB® ICD 4 or REAL ICE™. Debug functionality depends entirely on the host development board (e.g., Explorer 16) or external tool interfacing with those pins; the MA330025-1 acts solely as a pass-through signal adapter.