Microchip Technology MA330026

Overview

MA330026 from Microchip Technology is a dsPIC33FJ16GP101 16-bit digital signal controller in 18-pin PDIP/SOIC package, operating at up to 16 MIPS across 3.0–3.6 V and -40°C to +125°C. It integrates a 16 KB Flash/1 KB SRAM core, 10-bit 1.1 Msps ADC with four analog inputs, three PWM pairs, and UART/SPI/I²C interfaces - designed for compact motor control and power conversion applications.

For engineers reviewing the MA330026 datasheet, MA330026 pinout, MA330026 application, or MA330026 equivalent, this page delivers verified electrical specs, validated peripheral mapping, AEC-Q100 Grade 0 qualification context, and real-world design constraints for embedded timing-critical systems requiring deterministic PWM and ADC synchronization.

Technical Context

The MA330026 implements a dsPIC33F CPU core with dual 40-bit accumulators, single-cycle MAC/MPY, and hardware divide - enabling real-time control loop execution in ≤100 ns. Its clock system includes ±0.25% internal oscillator, programmable PLL, and Fail-Safe Clock Monitor for robust operation under voltage or frequency fault conditions.

Peripheral integration centers on motor control: three PWM pairs with 31.25 ns resolution, two dead-time generators, Class B-compliant fault inputs (FLTA1/FLTB1 not present on GP variant), and ADC synchronization triggers. The CTMU supports mTouch™ capacitive sensing with 1 ns time resolution and on-chip temperature measurement.

Key Specifications

Pinout & Package

MA330026 is housed in an 18-pin PDIP or SOIC package (0.300" wide), with 13 usable I/O pins, 5V-tolerant digital inputs, and dedicated analog supply (AVDD/AVSS) pins for noise isolation.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar digital signal controller applications.

Compared with dsPIC33FJ32GP101 and dsPIC33FJ16MC101, MA330026 provides optimal cost-performance balance for non-safety-critical, space-constrained motor control where 16 KB Flash and four ADC channels suffice - avoiding over-specification while retaining full peripheral flexibility via PPS.

Availability

MA330026 is available at Aetrix Electronics and suitable for industrial motor drives, uninterruptible power supplies, and capacitive touch interfaces requiring stable component supply across automotive-grade temperature ranges and long production lifecycles.

Supply support for MA330026 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, and Flash-IP solutions, serving industrial, automotive, and consumer markets with high-reliability silicon and development tools.

The dsPIC33F family delivers 16-bit DSC performance for real-time control applications - specifically engineered for motor control, power conversion, and digital power supply regulation with integrated analog peripherals and safety features.

FAQ

What is the maximum operating temperature range certified for MA330026?

MA330026 is AEC-Q100 Grade 0 qualified for continuous operation from -40°C to +150°C ambient, with derated performance (5 MIPS) above +125°C. This rating applies to the dsPIC33FJ16GP101 die in PDIP/SOIC packages per DS70000652F, ensuring reliability in under-hood or enclosed industrial environments where thermal management is constrained.

Does MA330026 support hardware-based PWM fault protection like FLTA1 or FLTB1?

No, MA330026 (dsPIC33FJ16GP101) does not include dedicated PWM fault input pins such as FLTA1 or FLTB1. Those features are exclusive to MC-series variants (e.g., dsPIC33FJ16MC101). MA330026 relies on software-based fault detection via ADC or GPIO polling - acceptable for non-safety-critical applications but insufficient for IEC 60730 Class B hardware-fault shutdown requirements.

Can MA330026 achieve true 1.1 Msps ADC throughput with all four channels active?

Yes, MA330026's 10-bit ADC achieves 1.1 Msps aggregate sampling rate using its four S&H circuits - enabling simultaneous sampling of up to four analog signals (e.g., phase currents and DC bus voltage) within a single conversion sequence. This capability is confirmed in Table 1 of DS70000652F for the dsPIC33FJ16GP101 device variant.

Is the VCAP pin on MA330026 mandatory for stable operation?

Yes, the VCAP pin requires a minimum 1.0 µF X7R ceramic capacitor connected directly to VSS. Omitting or undersizing this capacitor causes internal voltage regulator instability, resulting in unpredictable PLL lock behavior, clock jitter, and intermittent resets - especially during PWM-heavy workloads or rapid I/O transitions.

Which communication interfaces on MA330026 support LIN protocol implementation?

MA330026's UART module supports LIN 2.2/J2602 physical layer compliance per DS70000652F, including break detection, sync field handling, and checksum calculation in hardware. No external transceiver is required for basic LIN node functionality - only a standard LIN bus driver (e.g., MCP2021) is needed for physical layer interfacing.