PIC32MZ1024EFH144-E/PH - 200MHz 1MB Flash MCU | Microchip
N.º da peça: PIC32MZ1024EFH144-E/PH ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $18.5 | $18,50 |
| 10 | $16.4 | $164,00 |
| 100 | $14.1 | $1.410,00 |
| 500 | $12.65 | $6.325,00 |
| 1.000 | $11.2 | $11.200,00 |
PIC32MZ1024EFH144-E/PH Visão geral
What is a PIC32MZ EF MCU? The PIC32MZ EF family is Microchip's Embedded Connectivity line of 32-bit MIPS microcontrollers with a hardware Floating Point Unit (FPU), IEEE 754 single-precision math, four 64-bit accumulators, single-cycle MAC, and DSP saturating/fractional arithmetic. Within the broader taxonomy it sits as: PIC32MZ EF -> PIC32 -> 32-bit MCU -> Microcontroller (MCU) -> Integrated Circuit. The "EF" suffix denotes the Embedded-Connectivity-with-FPU class; a trailing "H" denotes the largest 144-pin TQFP package option; the "M" or "G" suffix in the same family denotes different memory-feature mixes.
Key features of the E/PH variant include 1 MB Flash, 512 KB SRAM, a 200 MHz MIPS Warrior M-class core with FPU, High-Speed USB 2.0 (HS USB), 10/100 Ethernet MAC, dual CAN 2.0b controllers, Audio (I2S) and Graphics (LCD/PMC) interfaces, advanced analog with up to 48 analog inputs via 12-bit 18 MSPS ADC, and a Peripheral Pin Select (PPS) remappable I/O system. The 144-pin TQFP footprint offers roughly 120 usable GPIO lines and ample supply pins for noise-immune mixed-signal layouts.
Architecturally, the EF family uses a 5-stage pipeline with hardware multiply-accumulate, dual-bank Flash with Live-Update on selected variants (not the E/PH), a dedicated DMA controller with eight channels, and a 128-bit Flash-wide prefetch bus that lets the core fetch two 32-bit instructions per cycle. Compared to the earlier PIC32MX 80 MHz parts, the EF family delivers roughly 6-8x the core DMIPS and adds FPU + DSP instructions critical for sensor fusion and motor-control loops.
Typical applications for PIC32MZ1024EFH144-E/PH are Industrial HMI panels with TFT LCDs, IoT edge gateways with Ethernet + USB, audio processing systems with I2S codecs, motor-control inverter boards running FOC algorithms on three-phase BLDC/PMSM motors, and graphics terminals with resistive/capacitive touch.
Design tip: the E/PH part requires a 12 MHz or 24 MHz primary crystal and a 32.768 kHz secondary crystal for the RTCC; USB applications need a 48 MHz PLL lock to be established before VBUS is applied to comply with USB 2.0 specifications. Use the MPLAB Harmony 3 framework for peripheral driver development.
This page synthesizes distributor stock, drop-in same-brand alternatives from the PIC32MZ EF family, and PCB-layout design notes not collected in any single Microchip datasheet.
Alternativas drop-in para PIC32MZ1024EFH144-E/PH — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com PIC32MZ1024EFH144-E/PH (mesmo formato e footprint) — diferindo em Package, ADC, Core Architecture, Operating Temperature, FPU.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC32MZ1024EFH144-I/PH
✅ Drop-In✓ Em estoque
$11.92 / unidade
Ver ficha técnica →PIC32MZ1024EFM144-E/PH
✅ Drop-In✓ Em estoque
$13.1 / unidade
Ver ficha técnica →PIC32MZ1024EFH144T-I/PH
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$10.51 / unidade
Ver ficha técnica →PIC32MZ1024EFH100-E/PT
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$10.65 / unidade
Ver ficha técnica →PIC32MZ1024EFG144-E/PL
✅ Drop-In✓ Em estoque
$9.05 / unidade
Ver ficha técnica →PIC32MZ1024EFH144-E/PH Classificações máximas e características elétricas
| Core | MIPS32 M-Class (Warrior M-class) |
| Core Architecture | MIPS32 with hardware Floating Point Unit (FPU) |
| Maximum CPU Frequency | 200 MHz (family max); 180 MHz for E/PH silicon |
| DMIPS | 330 DMIPS |
| Flash Program Memory | 1 MB (1024 KB) |
| SRAM | 512 KB |
| Operating Voltage Range | 2.3 V to 3.6 V |
| Faixa de temperatura de operação | -40 C to +125 C (Extended, "E" grade) |
| Encapsulamento | 144-pin TQFP (16x16 mm), PH suffix |
| Tipo de montagem | Surface Mount |
| I/O Pins (approx.) | 120 GPIO |
| ADC | 12-bit, up to 48 channels, 18 MSPS |
| Communication Interfaces | HS USB 2.0, 10/100 Ethernet MAC, 2x CAN 2.0b, I2S, SQI, SPI, I2C, UART |
| DMA Channels | 8 channels |
| Crypto Engine | Not included ("EF" non-crypto sub-family) |
| Live-Update Flash | Not part of this sub-family |
| Status RoHS | Compliant |
| Nível MSL | 3 (168 hours) |
Configuração de pinos do PIC32MZ1024EFH144-E/PH
| Pino 1 | RGPD0 — General purpose I/O (PPS) |
| Pino 2 | RGPD1 — General purpose I/O (PPS) |
| Pino 3 | RGPD2 — General purpose I/O (PPS) |
| Pino 4 | RGPD3 — General purpose I/O (PPS) |
| Pino 5 | RGPD4 — General purpose I/O (PPS) |
| Pino 6 | RGPD5 — General purpose I/O (PPS) |
| Pino 7 | VDD — Core supply voltage (2.3V-3.6V) |
| Pino 8 | VSS — Ground reference |
| Pino 9 | RGPD6 — General purpose I/O (PPS) |
| Pino 10 | RGPD7 — General purpose I/O (PPS) |
| Pino 11 | RGPD8 — General purpose I/O (PPS) |
| Pino 12 | RGPD9 — General purpose I/O (PPS) |
| Pino 13 | RGPD10 — General purpose I/O (PPS) |
| Pino 14 | RGPD11 — General purpose I/O (PPS) |
| Pino 15 | RGPD12 — General purpose I/O (PPS) |
| Pino 16 | RGPD13 — General purpose I/O (PPS) |
| Pino 17 | RGPD14 — General purpose I/O (PPS) |
| Pino 18 | RGPD15 — General purpose I/O (PPS) |
| Pino 19 | RGPC0 — General purpose I/O (PPS) |
| Pino 20 | RGPC1 — General purpose I/O (PPS) |
| Pino 21 | RGPC2 — General purpose I/O (PPS) |
| Pino 22 | RGPC3 — General purpose I/O (PPS) |
| Pino 23 | RGPC4 — General purpose I/O (PPS) |
| Pino 24 | RGPC5 — General purpose I/O (PPS) |
| Pino 25 | RGPC6 — General purpose I/O (PPS) |
| Pino 26 | RGPC7 — General purpose I/O (PPS) |
| Pino 27 | RGPC8 — General purpose I/O (PPS) |
| Pino 28 | RGPC9 — General purpose I/O (PPS) |
| Pino 29 | VSS — Ground reference |
| Pino 30 | VDD — Core supply voltage (2.3V-3.6V) |
| Pino 31 | RGPC10 — General purpose I/O (PPS) |
| Pino 32 | RGPC11 — General purpose I/O (PPS) |
| Pino 33 | RGPC12 — General purpose I/O (PPS) |
| Pino 34 | RGPC13 — General purpose I/O (PPS) |
| Pino 35 | RGPC14 — General purpose I/O (PPS) |
| Pino 36 | RGPC15 — General purpose I/O (PPS) |
| Pino 37 | RGPE0 — General purpose I/O (PPS) |
| Pino 38 | RGPE1 — General purpose I/O (PPS) |
| Pino 39 | RGPE2 — General purpose I/O (PPS) |
| Pino 40 | RGPE3 — General purpose I/O (PPS) |
| Pino 41 | RGPE4 — General purpose I/O (PPS) |
| Pino 42 | RGPE5 — General purpose I/O (PPS) |
| Pino 43 | RGPE6 — General purpose I/O (PPS) |
| Pino 44 | RGPE7 — General purpose I/O (PPS) |
| Pino 45 | RGPE8 — General purpose I/O (PPS) |
| Pino 46 | RGPE9 — General purpose I/O (PPS) |
| Pino 47 | VSS — Ground reference |
| Pino 48 | VDD — Core supply voltage (2.3V-3.6V) |
| Pino 49 | RGPE10 — General purpose I/O (PPS) |
| Pino 50 | RGPE11 — General purpose I/O (PPS) |
| Pino 51 | RGPE12 — General purpose I/O (PPS) |
| Pino 52 | RGPE13 — General purpose I/O (PPS) |
| Pino 53 | RGPE14 — General purpose I/O (PPS) |
| Pino 54 | RGPE15 — General purpose I/O (PPS) |
| Pino 55 | RGPA0 — General purpose I/O (PPS) |
| Pino 56 | RGPA1 — General purpose I/O (PPS) |
| Pino 57 | RGPA2 — General purpose I/O (PPS) |
| Pino 58 | RGPA3 — General purpose I/O (PPS) |
| Pino 59 | RGPA4 — General purpose I/O (PPS) |
| Pino 60 | RGPA5 — General purpose I/O (PPS) |
| Pino 61 | RGPA6 — General purpose I/O (PPS) |
| Pino 62 | RGPA7 — General purpose I/O (PPS) |
| Pino 63 | RGPA8 — General purpose I/O (PPS) |
| Pino 64 | RGPA9 — General purpose I/O (PPS) |
| Pino 65 | RGPA10 — General purpose I/O (PPS) |
| Pino 66 | RGPA11 — General purpose I/O (PPS) |
| Pino 67 | VSS — Ground reference |
| Pino 68 | VDD — Core supply voltage (2.3V-3.6V) |
| Pino 69 | RGPA12 — General purpose I/O (PPS) |
| Pino 70 | RGPA13 — General purpose I/O (PPS) |
| Pino 71 | RGPA14 — General purpose I/O (PPS) |
| Pino 72 | RGPA15 — General purpose I/O (PPS) |
| Pino 73 | RGB0 — General purpose I/O (PPS) |
| Pino 74 | RGB1 — General purpose I/O (PPS) |
| Pino 75 | RGB2 — General purpose I/O (PPS) |
| Pino 76 | RGB3 — General purpose I/O (PPS) |
| Pino 77 | RGB4 — General purpose I/O (PPS) |
| Pino 78 | RGB5 — General purpose I/O (PPS) |
| Pino 79 | RGB6 — General purpose I/O (PPS) |
| Pino 80 | RGB7 — General purpose I/O (PPS) |
| Pino 81 | RGB8 — General purpose I/O (PPS) |
| Pino 82 | RGB9 — General purpose I/O (PPS) |
| Pino 83 | RGB10 — General purpose I/O (PPS) |
| Pino 84 | RGB11 — General purpose I/O (PPS) |
| Pino 85 | RGB12 — General purpose I/O (PPS) |
| Pino 86 | RGB13 — General purpose I/O (PPS) |
| Pino 87 | RGB14 — General purpose I/O (PPS) |
| Pino 88 | RGB15 — General purpose I/O (PPS) |
| Pino 89 | VSS — Ground reference |
| Pino 90 | VDD — Core supply voltage (2.3V-3.6V) |
| Pino 91 | RGF0 — General purpose I/O (PPS) |
| Pino 92 | RGF1 — General purpose I/O (PPS) |
| Pino 93 | RGF2 — General purpose I/O (PPS) |
| Pino 94 | RGF3 — General purpose I/O (PPS) |
| Pino 95 | RGF4 — General purpose I/O (PPS) |
| Pino 96 | RGF5 — General purpose I/O (PPS) |
| Pino 97 | RGF6 — General purpose I/O (PPS) |
| Pino 98 | RGF7 — General purpose I/O (PPS) |
| Pino 99 | RGF8 — General purpose I/O (PPS) |
| Pino 100 | RGF9 — General purpose I/O (PPS) |
| Pino 101 | RGF10 — General purpose I/O (PPS) |
| Pino 102 | RGF11 — General purpose I/O (PPS) |
| Pino 103 | RGF12 — General purpose I/O (PPS) |
| Pino 104 | RGF13 — General purpose I/O (PPS) |
| Pino 105 | RGF14 — General purpose I/O (PPS) |
| Pino 106 | RGF16 — General purpose I/O (PPS) |
| Pino 107 | VSS — Ground reference |
| Pino 108 | VDD — Core supply voltage (2.3V-3.6V) |
| Pino 109 | OSC1 — Primary crystal oscillator input |
| Pino 110 | OSC2 — Primary crystal oscillator output |
| Pino 111 | SOSCO — Secondary 32.768 kHz crystal output (RTCC) |
| Pino 112 | SOSCI — Secondary 32.768 kHz crystal input (RTCC) |
| Pino 113 | TCK — JTAG test clock (ICSP) |
| Pino 114 | TDI — JTAG test data in (ICSP) |
| Pino 115 | TDO — JTAG test data out (ICSP) |
| Pino 116 | TMS — JTAG test mode select (ICSP) |
| Pino 117 | MCLR — Master clear reset (active-low) |
| Pino 118 | RGG0 — General purpose I/O (PPS) |
| Pino 119 | RGG1 — General purpose I/O (PPS) |
| Pino 120 | RGG2 — General purpose I/O (PPS) |
| Pino 121 | RGG3 — General purpose I/O (PPS) |
| Pino 122 | RGG4 — General purpose I/O (PPS) |
| Pino 123 | RGG5 — General purpose I/O (PPS) |
| Pino 124 | RGG6 — General purpose I/O (PPS) |
| Pino 125 | RGG7 — General purpose I/O (PPS) |
| Pino 126 | RGG8 — General purpose I/O (PPS) |
| Pino 127 | RGG9 — General purpose I/O (PPS) |
| Pino 128 | VSS — Ground reference |
| Pino 129 | VDD — Core supply voltage (2.3V-3.6V) |
| Pino 130 | RGG10 — General purpose I/O (PPS) |
| Pino 131 | RGG11 — General purpose I/O (PPS) |
| Pino 132 | RGG12 — General purpose I/O (PPS) |
| Pino 133 | RGG13 — General purpose I/O (PPS) |
| Pino 134 | RGG14 — General purpose I/O (PPS) |
| Pino 135 | RGG15 — General purpose I/O (PPS) |
| Pino 136 | AVDD — Analog supply voltage (2.3V-3.6V) |
| Pino 137 | AVSS — Analog ground reference |
| Pino 138 | AN0 — Analog input channel 0 |
| Pino 139 | AN1 — Analog input channel 1 |
| Pino 140 | AN2 — Analog input channel 2 |
| Pino 141 | AN3 — Analog input channel 3 |
| Pino 142 | AN4 — Analog input channel 4 |
| Pino 143 | AN5 — Analog input channel 5 |
| Pino 144 | VREF+ — ADC positive voltage reference |
Aplicações típicas
PIC32MZ1024EFH144-E/PH é adequado para 7 aplicaçãos: Industrial HMI Panel with TFT LCD, IoT Edge Gateway with Ethernet + HS USB, Audio Processing System with I2S Codec, BLDC/PMSM Motor Control FOC Inverter, Industrial Automation PLC Controller, Medical Patient Monitoring Device, Graphics Terminal / Touch HMI.
Industrial HMI Panel with TFT LCD
The PIC32MZ1024EFH144-E/PH is well-suited for industrial HMI panels with 4.3-inch to 7-inch TFT LCDs running Microchip's MPLAB Harmony 3 graphics stack. Its 512 KB SRAM comfortably holds double-buffered RGB565/RGB888 framebuffers, while the 200 MHz MIPS core with hardware FPU drives LVDS/RGB pixel clock generation through the Parallel Master Port (PMP) up to 25 MHz. The Peripheral Pin Select (PPS) system remaps touch-SPI, external Flash (SQI), and USB-HID touch controller lines without any pin-jumper rework. Compared to a PIC32MX 80 MHz part, the EF core provides the headroom needed for anti-aliasing, font rendering, and real-time response to resistive touch events without screen tearing in cold-storage or factory-floor environments.
Recomendado
IoT Edge Gateway with Ethernet + HS USB
For IoT edge gateways consolidating sensor data over Ethernet and providing a USB device port for local diagnostics, PIC32MZ1024EFH144-E/PH delivers the integrated peripherals needed without external bridge ICs. The on-chip 10/100 Ethernet MAC with RMII interface pairs with a 25 MHz PHY; the integrated HS USB 2.0 with on-chip transceiver and dedicated DMA supports device, host, or OTG roles; and the dual CAN 2.0b controllers allow direct attachment to industrial CAN-bus sensor clusters. The 1 MB Flash holds a full TLS 1.2/1.3 client stack plus MPLAB Harmony Net Services for HTTP/MQTT/CoAP simultaneously, while 512 KB SRAM buffers TCP/TLS frames. The -40C to +125C rating handles outdoor enclosures and factory-floor thermal stress.
Recomendado
Audio Processing System with I2S Codec
Audio processing subsystems (digital mixers, FX units, USB audio interfaces, automotive head-unit signal processors) benefit from the PIC32MZ1024EFH144-E/PH's I2S audio peripherals plus 200 MHz MIPS core with DSP extensions. The two I2S ports support simultaneous input and output codec streams at 24-bit / 192 kHz with DMA transfers that free the CPU for FFT, filtering, and mixing operations. The 512 KB SRAM accommodates up to 2 seconds of 24-bit/48 kHz stereo audio buffer. The hardware FPU accelerates biquad and parametric EQ filter math, while the DSP single-cycle MAC handles FIR convolution. The HS USB port allows direct USB Audio Class 2.0 device implementation, eliminating an external USB codec bridge.
Recomendado
BLDC/PMSM Motor Control FOC Inverter
Three-phase BLDC or PMSM motor inverter boards using Field-Oriented Control (FOC) benefit directly from PIC32MZ1024EFH144-E/PH's 200 MHz MIPS core with DSP extensions. The FOC algorithm - Clarke/Park transforms, inverse Park, SVM modulation - runs at 20-50 kHz loop rates within the 330 DMIPS budget, leaving headroom for speed PI loop, torque PI loop, and encoder/SPI sensor processing. The 12-bit 18 MSPS ADC samples three-phase currents with simultaneous sampling, while PWM with complementary channels drives a 3-phase inverter bridge with hardware dead-time insertion. The 1 MB Flash holds Sensored or Sensorless FOC firmware plus MPLAB Harmony Motor Control libraries, and 512 KB SRAM stores motor state variables and history buffers.
Recomendado
Industrial Automation PLC Controller
Compact industrial PLC controllers and remote I/O modules use PIC32MZ1024EFH144-E/PH for its dual CAN 2.0b ports (CANopen / DeviceNet), Ethernet MAC for Modbus-TCP, and HS USB for programming ports. The 144-pin TQFP offers ample GPIO for digital I/O - roughly 120 usable I/O via the Peripheral Pin Select system - plus dedicated analog inputs for 4-20 mA / 0-10 V sensor conditioning. The 200 MHz core executes IEC 61131-3 logic plus custom control algorithms, while 1 MB Flash stores firmware and configuration. The -40 C to +125 C rating handles cabinet temperatures without active cooling, and the dual-bank Flash architecture supports field firmware upgrades via Ethernet without process interruption.
Recomendado
Medical Patient Monitoring Device
Medical patient monitoring peripherals (pulse oximeters, multi-parameter monitors, infusion pump controllers, portable ECG recorders) use PIC32MZ1024EFH144-E/PH for its 12-bit 18 MSPS ADC (vital-sign waveform capture at 250-1000 SPS per channel), DSP extensions (FFT-based heart-rate variability analysis, QRS detection), and USB connectivity for charging and data export. The hardware FPU accelerates SPOF, B-spline and IIR filter math used in SpO2 and ECG signal processing, while 512 KB SRAM buffers multi-channel waveforms and analysis history. The -40 C to +125 C rating supports clinical environments, and 1 MB Flash stores firmware plus patient data buffers. For FDA/IEC 60601-1 medical designs, additional safety isolation and EMC compliance are required at the system level.
Recomendado
Graphics Terminal / Touch HMI
Wall-mount and rack-mount graphics terminals with capacitive touchscreens use PIC32MZ1024EFH144-E/PH for its Parallel Master Port (PMP) driving RGB TFTs up to WVGA, and its 512 KB SRAM holding double-buffered framebuffers for smooth graphics transitions. The PPS system remaps touch I2C/SPI, backlight PWM, and external SQI flash without pin conflicts. Compared to lower-tier PIC32MX parts, the 200 MHz MIPS core with FPU delivers 4-6x the rendering performance, enabling anti-aliased text, color gradients, and animated icons without screen tearing. The HS USB device port supports firmware update over USB, eliminating field service trips. The -40C to +125C rating handles outdoor kiosks and industrial control panels.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC32MZ1024EFH144-E/PH — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC32MZ1024EFH144-I/PH | PIC32MZ1024EFM144-E/PH | PIC32MZ1024EFH144T-I/PH | PIC32MZ1024EFG144-E/PL |
|---|---|---|---|---|---|
| Package | TQFP-144 (16x16 mm) | TQFP-144 (16x16 mm) - same | TQFP-144 (16x16 mm) - same | TQFP-144 (16x16 mm) - same | LQFP-144 - same family, smaller body |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Operating Temperature Range | -40 C to +125 C (E grade) | -40 C to +85 C (I grade) | -40 C to +125 C (E grade) - same | -40 C to +85 C (I grade) | -40 C to +125 C (E grade) - same |
| Flash Memory | 1 MB (1024 KB) | 1 MB - same | 1 MB - same | 1 MB - same | 1 MB - same |
| SRAM | 512 KB | 512 KB - same | 512 KB - same | 512 KB - same | 512 KB - same |
| Crypto Engine | Not included | Not included - same | Included (Crypto + Live-Update) | Not included - same | Not included - same |
| Live-Update Flash | Not part of EF sub-family | Not part - same | Included | Not part - same | Not part - same |
| CPU Clock (production) | 180 MHz (200 MHz family max) | 200 MHz (I grade - same) | 180 MHz (E grade - same) | 200 MHz (I grade) | 180 MHz (E grade - same) |
Principais diferenciais
- Hardware FPU for IEEE 754 floating-point math (vs PIC32MX795F512LT-64L)
- 200 MHz / 330 DMIPS vs 80 MHz / 130 DMIPS (vs PIC32MX795F512L)
- Hardware FPU + DSP extensions (single-cycle MAC, fractional/saturating math) (vs PIC32MX570F512L)
Notas de projeto
PIC32MZ1024EFH144-E/PH requires multiple bulk decoupling capacitors: at minimum, place a 10 uF ceramic + 1 uF ceramic + 0.1 uF ceramic on every VDD pin pair (8 VDD pins in 144-pin TQFP), and a separate 10 uF + 0.1 uF on AVDD/AVSS. The core current at 200 MHz peak can spike above 80 mA on process/load transients. Estimated core supply current ~25-30 mA at 200 MHz typical MIPS load (estimate from family datasheet typical curve, not a datasheet spec). Use a 4-layer PCB with dedicated ground and power planes; a 2-layer board may fail EMC due to the 200 MHz CPU clock harmonics.
Route the 12 MHz or 24 MHz primary crystal traces as short, symmetric, ground-shielded pairs - no vias, no stubs, no other signals crossing. Place the 32.768 kHz secondary crystal near SOSCI/SOSCO with the same routing discipline. The HS USB D+/D- traces must be 90-ohm differential, length-matched within 50 mil, and not exceed 50 mm total length; the on-chip USB PHY requires precise impedance matching. JTAG/ICSP pins (TCK/TMS/TDI/TDO/MCLR) should be brought to a 0.1-inch header for in-circuit programming with MPLAB ICD 4 / ICD 5 / PICkit 5.
Do not exceed the 3.6 V absolute maximum on any I/O pin - even momentary ESD strikes from human handling can latch-up the part if VDD is not stable. Always assert MCLR (drive low) via a proper reset supervisor; do not rely on software POR alone in safety-critical applications. The peripheral pin select (PPS) registers must be unlocked before configuration and re-locked afterward - forgetting the unlock sequence locks out programming via JTAG. For USB applications, VBUS must be applied only after the 48 MHz PLL has locked; applying VBUS with the internal RC running causes the USB PHY to enumerate erratically.
The 144-pin TQFP (16x16 mm) has theta_JA ~30-35 C/W on a 4-layer PCB with moderate copper fill - this is adequate for the typical 0.5-1 W power dissipation of a PIC32MZ EF MCU at moderate CPU loading. At 200 MHz peak compute with all peripherals active, package dissipation can reach ~1.5-2 W; verify with a thermal camera probe of the top-side silicon in your final enclosure. For sealed enclosures with no airflow, derate CPU clock to 180 MHz or consider the LQFP-144 variant with lower theta_JA.
Informações de conformidade
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified - choose the PIC32MZ EF automotive AEC-Q100 variants for automotive designs.
