PIC32MZ2048EFH144 - 252MHz 2MB Flash MCU | Microchip
MPN: PIC32MZ2048EFH144 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $17.65 | $17.65 |
| 10 | $16.42 | $164.20 |
| 25 | $15.58 | $389.50 |
| 100 | $14.29 | $1,429.00 |
| 1,000 | $12.85 | $12,850.00 |
PIC32MZ2048EFH144 Overview
Key features include a MIPS32 M-Class core with hardware floating-point unit (FPU), 2 MB Live-Update Flash for firmware updates without halting the system, and 512 KB SRAM. Peripherals include HS USB, Ethernet, CAN, UART, SPI, I2C, 48-channel 12-bit ADC, comparators, audio and graphics interfaces, plus a cryptographic engine for secure communication and DMA channels for efficient data transfer.
Architecturally, the device integrates a high-speed memory bus, a five-stage pipeline, and an FPU for math-intensive tasks. The Live-Update dual-panel Flash architecture is critical for field-upgradeable industrial and IoT devices requiring zero-downtime updates.
Typical applications include industrial automation controllers, automotive body electronics, IoT gateways, human-machine interfaces (HMI), and motor control systems, where high clock speed, large memory, and rich connectivity enable complex real-time control.
When designing, ensure proper decoupling of power pins and a stable clock source. Multiple low-power modes are supported, but high-speed operation requires careful PCB layout to minimize noise and signal integrity issues.
Drop-in alternatives for PIC32MZ2048EFH144 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC32MZ2048EFH144 (same form factor and footprint) — differing in FPU, Operating Temperature, Package.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MZ2048EFH144-I/PH
✅ Drop-In✓ In Stock
$12.84 / Unit
View Datasheet →PIC32MZ2048EFH144-E/PH
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32MZ2048EFG144
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC32MZ2048EFM144
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32MZ2048ECH144
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32MZ2048EFH144 Maximum Ratings & Electrical Characteristics
| Core Processor | MIPS32 M-Class (PIC32MZ EF) |
| Core Size | 32-Bit |
| Max Clock Speed | 200 MHz (up to 252 MHz) |
| Flash Memory | 2 MB (2M x 8) |
| SRAM | 512 KB |
| FPU | Yes |
| ADC Resolution | 12-bit |
| ADC Channels | 48 channels |
| Connectivity | HS USB, Ethernet, CAN, UART, SPI, I2C |
| DMA Channels | 8 |
| Package | 144-TQFP (16x16 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (I grade) |
| Peripherals | BOR, Comparators, RTC, Timers, WDT, DMA, Crypto Engine |
| Special Features | Live-Update Flash, Audio and Graphics Interfaces |
| RoHS Status | Compliant |
PIC32MZ2048EFH144 Pin Configuration
| Pin 1 | AN23/RG15 — Analog input 23 / GPIO port G |
| Pin 35 | VBUS — USB bus voltage sense |
| Pin 36 | VUSB3V3 — USB 3.3V supply |
| Pin 52 | VDD — Core/IO power supply (multiple VDD pins) |
| Pin 53 | VSS — Ground (multiple VSS pins) |
| Pin 58 | OSC1/CLKI — External clock/crystal input |
| Pin 59 | OSC2/CLKO — Crystal output / reference clock |
| Pin 70 | VDDCORE — Core regulator output |
| Pin 90 | AN0/AN48/RB0 — ADC input channel 0 / GPIO |
| Pin 138 | MCLR — Master clear reset input |
| Pin 140 | PGEC1/PGED1 — ICSP programming clock/data |
| Pin 144 | AVDD/AVSS — Analog power/ground |
Typical Applications
PIC32MZ2048EFH144 is suitable for 6 applications: Industrial Automation Controller, Human-Machine Interface (HMI) Graphics, IoT Gateway and Connectivity, Motor Control Systems, Automotive Body Electronics, Audio Processing Systems.
Industrial Automation Controller
The PIC32MZ2048EFH144 fits industrial automation with its 200 MHz MIPS32 core, 2 MB Flash, and 512 KB SRAM running deterministic real-time control plus communication stacks. CAN, Ethernet, and UART/SPI/I2C interfaces connect PLCs, sensors, and drives, while the Live-Update Flash enables zero-downtime field firmware updates. The 48-channel 12-bit ADC samples analog sensor data with 1 Msps-class throughput, and the FPU accelerates PID and filtering math. Place the MCU on a 4-layer PCB with solid ground plane for noise immunity in factory EMI environments.
Recommended
Human-Machine Interface (HMI) Graphics
Graphics HMI designs benefit from the PIC32MZ2048EFH144's dedicated graphics interface and 512 KB SRAM supporting frame buffers for TFT displays. The 252 MHz capable core with FPU renders UI elements and decodes touch input, while external memory interfaces expand framebuffer capacity. According to Microchip, Graphics (HMI) is a primary target segment of the PIC32MZ EF family. Combining the MCU with Microchip's graphics companion parts yields responsive touch displays with responsive UI response in industrial panels, appliances, and medical devices.
Recommended
IoT Gateway and Connectivity
For IoT gateways, the PIC32MZ2048EFH144 integrates HS USB, Ethernet MAC, and a hardware cryptographic engine in one device, removing the need for separate communication bridge chips. The 2 MB Flash hosts TCP/IP stacks, TLS libraries, and application code concurrently in 512 KB SRAM. The crypto engine accelerates AES/SHA for secure cloud links, and Live-Update Flash permits safe remote firmware upgrades. Combined with a Wi-Fi or cellular module over SPI/UART, the MCU bridges field sensors to cloud backends reliably.
Recommended
Motor Control Systems
Motor control leverages the PIC32MZ2048EFH144's 48-channel 12-bit ADC for three-phase current sensing, its FPU for field-oriented control (FOC) math, and high-speed timers for complementary PWM generation. The 200-252 MHz core executes FOC loops at sufficient rates for industrial drives, servo motors, and BLDC applications. Gate drivers connected via PWM outputs and isolated feedback via SPI ADCs complete the drive chain. The -40C to +85C industrial temperature grade ensures reliability in drive enclosures with elevated ambient temperatures.
Recommended
Automotive Body Electronics
Automotive body and comfort modules use the PIC32MZ2048EFH144 for CAN networking, lighting control, and diagnostics. The MCU's CAN peripheral with external CAN transceivers supports vehicle networks, while the 2 MB Flash stores multiple configuration sets. Its -40C to +85C I-grade device suits under-dash modules; for engine-bay environments choose the -E/PH extended variant (up to +125C). The FPU accelerates adaptive lighting and sensor fusion algorithms in body controllers and gateway modules.
Recommended
Audio Processing Systems
The PIC32MZ2048EFH144's dedicated audio interfaces (I2S-class peripherals) and FPU make it suitable for Bluetooth audio, DSP front-ends, and professional audio control panels. The 252 MHz core executes sample-rate conversion, EQ filtering, and audio decoding, while HS USB handles USB audio class streams. According to Microchip documentation, audio interfaces are a defining feature of the PIC32MZ EF family, and Microchip provides 144-pin TQFP Bluetooth Audio plug-in modules referencing this exact MPN, shortening audio product development cycles.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MZ2048EFH144 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MZ2048EFH144-E/PH | PIC32MZ2048EFG144 | PIC32MZ2048EFM144 | PIC32MZ2048ECH144 |
|---|---|---|---|---|---|
| Package | 144-TQFP (16x16) | 144-TQFP (16x16) - same | 144-TQFP (16x16) - same | 144-TQFP (16x16) - same | 144-TQFP (16x16) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Max Speed | MIPS32 M-Class, 252 MHz | MIPS32 M-Class, 252 MHz | MIPS32 M-Class, 252 MHz | MIPS32 M-Class, 252 MHz | MIPS32 M-Class, 252 MHz |
| Flash / SRAM | 2 MB / 512 KB | 2 MB / 512 KB | 2 MB / 512 KB | 2 MB / 512 KB | 2 MB / 512 KB |
| FPU | Yes | Yes | Yes | Yes | No |
| Hardware Crypto Engine | No | No | Yes | No | No |
| Recommended for New Designs | Yes | Yes | Yes | Yes | No - EC family NRND per Microchip |
Key Differentiators
- Hardware FPU included (vs PIC32MZ2048ECH144)
- Extended-temperature sibling available (vs PIC32MZ2048EFH144-E/PH)
- Live-Update dual-panel Flash (vs Generic competitor MCUs (STM32F4))
Design Notes
The PIC32MZ2048EFH144 uses an internal core regulator: connect an external capacitor per datasheet requirements on VDDCORE and decouple all VDD/VSS pin pairs with 0.1uF ceramics placed within 2 mm of the pins, plus bulk 10uF near the supply entry. AVDD should be filtered with an LC or ferrite network for the 12-bit ADC's 48 channels to achieve rated accuracy. Follow Microchip's PIC32MZ power-up requirements for VDDCORE sequencing.
The 144-TQFP has 0.4 mm lead pitch, requiring careful footprint design per IPC-SM-782 land pattern recommendations and no-clean flux processes. Route the USB HS and Ethernet RMII pairs as 90-ohm differential traces with length matching. Keep the crystal within 10 mm of OSC1/OSC2 with ground guard rings. Use at least a 4-layer stackup with solid ground plane for the 200 MHz core clock domain.
Common pitfalls: (1) exceeding flash endurance by excessive Live-Update writes - plan wear leveling; (2) forgetting pull-up on MCLR leading to spurious resets; (3) using the EC-family codebase directly on the EF part without enabling FPU and checking errata; (4) ignoring Microchip silicon errata for the PIC32MZ EF family - always review the latest errata document before tape-out.
Compliance Information
RoHS compliant and lead-free per LCSC product listing C638538. Not AEC-Q100 qualified (industrial MCU family); Microchip lists automotive market targeting but qualification status per ordering suffix should be confirmed with Microchip.
