PIC32MZ1024EFH144-E/PH - 200MHz 1MB Flash MCU | Microchip
MPN: PIC32MZ1024EFH144-E/PH ✓ Hoạt độngPIC32MZ1024EFH144-E/PH Tóm tắt
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.
Bộ thay thế dễ dàng lắp đặt cho PIC32MZ1024EFH144-E/PH — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC32MZ1024EFH144-E/PH (cùng hình factor và footprint) — khác nhau ở Package, ADC, Core Architecture, Operating Temperature, FPU.
PIC32MZ1024EFH144-I/PH
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC32MZ1024EFM144-E/PH
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC32MZ1024EFH144T-I/PH
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC32MZ1024EFH100-E/PT
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC32MZ1024EFG144-E/PL
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC32MZ1024EFH144-E/PH Tỷ lệ tối đa & tính chất điện
| 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 |
| Khoảng nhiệt độ hoạt động | -40 C to +125 C (Extended, "E" grade) |
| Hộp | 144-pin TQFP (16x16 mm), PH suffix |
| Kiểu lắp đặt | 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 |
| Trạng thái RoHS | Compliant |
| Cấp MSL | 3 (168 hours) |
Cấu hình chân PIC32MZ1024EFH144-E/PH
| Chân 1 | RGPD0 — General purpose I/O (PPS) |
| Chân 2 | RGPD1 — General purpose I/O (PPS) |
| Chân 3 | RGPD2 — General purpose I/O (PPS) |
| Chân 4 | RGPD3 — General purpose I/O (PPS) |
| Chân 5 | RGPD4 — General purpose I/O (PPS) |
| Chân 6 | RGPD5 — General purpose I/O (PPS) |
| Chân 7 | VDD — Core supply voltage (2.3V-3.6V) |
| Chân 8 | VSS — Ground reference |
| Chân 9 | RGPD6 — General purpose I/O (PPS) |
| Chân 10 | RGPD7 — General purpose I/O (PPS) |
| Chân 11 | RGPD8 — General purpose I/O (PPS) |
| Chân 12 | RGPD9 — General purpose I/O (PPS) |
| Chân 13 | RGPD10 — General purpose I/O (PPS) |
| Chân 14 | RGPD11 — General purpose I/O (PPS) |
| Chân 15 | RGPD12 — General purpose I/O (PPS) |
| Chân 16 | RGPD13 — General purpose I/O (PPS) |
| Chân 17 | RGPD14 — General purpose I/O (PPS) |
| Chân 18 | RGPD15 — General purpose I/O (PPS) |
| Chân 19 | RGPC0 — General purpose I/O (PPS) |
| Chân 20 | RGPC1 — General purpose I/O (PPS) |
| Chân 21 | RGPC2 — General purpose I/O (PPS) |
| Chân 22 | RGPC3 — General purpose I/O (PPS) |
| Chân 23 | RGPC4 — General purpose I/O (PPS) |
| Chân 24 | RGPC5 — General purpose I/O (PPS) |
| Chân 25 | RGPC6 — General purpose I/O (PPS) |
| Chân 26 | RGPC7 — General purpose I/O (PPS) |
| Chân 27 | RGPC8 — General purpose I/O (PPS) |
| Chân 28 | RGPC9 — General purpose I/O (PPS) |
| Chân 29 | VSS — Ground reference |
| Chân 30 | VDD — Core supply voltage (2.3V-3.6V) |
| Chân 31 | RGPC10 — General purpose I/O (PPS) |
| Chân 32 | RGPC11 — General purpose I/O (PPS) |
| Chân 33 | RGPC12 — General purpose I/O (PPS) |
| Chân 34 | RGPC13 — General purpose I/O (PPS) |
| Chân 35 | RGPC14 — General purpose I/O (PPS) |
| Chân 36 | RGPC15 — General purpose I/O (PPS) |
| Chân 37 | RGPE0 — General purpose I/O (PPS) |
| Chân 38 | RGPE1 — General purpose I/O (PPS) |
| Chân 39 | RGPE2 — General purpose I/O (PPS) |
| Chân 40 | RGPE3 — General purpose I/O (PPS) |
| Chân 41 | RGPE4 — General purpose I/O (PPS) |
| Chân 42 | RGPE5 — General purpose I/O (PPS) |
| Chân 43 | RGPE6 — General purpose I/O (PPS) |
| Chân 44 | RGPE7 — General purpose I/O (PPS) |
| Chân 45 | RGPE8 — General purpose I/O (PPS) |
| Chân 46 | RGPE9 — General purpose I/O (PPS) |
| Chân 47 | VSS — Ground reference |
| Chân 48 | VDD — Core supply voltage (2.3V-3.6V) |
| Chân 49 | RGPE10 — General purpose I/O (PPS) |
| Chân 50 | RGPE11 — General purpose I/O (PPS) |
| Chân 51 | RGPE12 — General purpose I/O (PPS) |
| Chân 52 | RGPE13 — General purpose I/O (PPS) |
| Chân 53 | RGPE14 — General purpose I/O (PPS) |
| Chân 54 | RGPE15 — General purpose I/O (PPS) |
| Chân 55 | RGPA0 — General purpose I/O (PPS) |
| Chân 56 | RGPA1 — General purpose I/O (PPS) |
| Chân 57 | RGPA2 — General purpose I/O (PPS) |
| Chân 58 | RGPA3 — General purpose I/O (PPS) |
| Chân 59 | RGPA4 — General purpose I/O (PPS) |
| Chân 60 | RGPA5 — General purpose I/O (PPS) |
| Chân 61 | RGPA6 — General purpose I/O (PPS) |
| Chân 62 | RGPA7 — General purpose I/O (PPS) |
| Chân 63 | RGPA8 — General purpose I/O (PPS) |
| Chân 64 | RGPA9 — General purpose I/O (PPS) |
| Chân 65 | RGPA10 — General purpose I/O (PPS) |
| Chân 66 | RGPA11 — General purpose I/O (PPS) |
| Chân 67 | VSS — Ground reference |
| Chân 68 | VDD — Core supply voltage (2.3V-3.6V) |
| Chân 69 | RGPA12 — General purpose I/O (PPS) |
| Chân 70 | RGPA13 — General purpose I/O (PPS) |
| Chân 71 | RGPA14 — General purpose I/O (PPS) |
| Chân 72 | RGPA15 — General purpose I/O (PPS) |
| Chân 73 | RGB0 — General purpose I/O (PPS) |
| Chân 74 | RGB1 — General purpose I/O (PPS) |
| Chân 75 | RGB2 — General purpose I/O (PPS) |
| Chân 76 | RGB3 — General purpose I/O (PPS) |
| Chân 77 | RGB4 — General purpose I/O (PPS) |
| Chân 78 | RGB5 — General purpose I/O (PPS) |
| Chân 79 | RGB6 — General purpose I/O (PPS) |
| Chân 80 | RGB7 — General purpose I/O (PPS) |
| Chân 81 | RGB8 — General purpose I/O (PPS) |
| Chân 82 | RGB9 — General purpose I/O (PPS) |
| Chân 83 | RGB10 — General purpose I/O (PPS) |
| Chân 84 | RGB11 — General purpose I/O (PPS) |
| Chân 85 | RGB12 — General purpose I/O (PPS) |
| Chân 86 | RGB13 — General purpose I/O (PPS) |
| Chân 87 | RGB14 — General purpose I/O (PPS) |
| Chân 88 | RGB15 — General purpose I/O (PPS) |
| Chân 89 | VSS — Ground reference |
| Chân 90 | VDD — Core supply voltage (2.3V-3.6V) |
| Chân 91 | RGF0 — General purpose I/O (PPS) |
| Chân 92 | RGF1 — General purpose I/O (PPS) |
| Chân 93 | RGF2 — General purpose I/O (PPS) |
| Chân 94 | RGF3 — General purpose I/O (PPS) |
| Chân 95 | RGF4 — General purpose I/O (PPS) |
| Chân 96 | RGF5 — General purpose I/O (PPS) |
| Chân 97 | RGF6 — General purpose I/O (PPS) |
| Chân 98 | RGF7 — General purpose I/O (PPS) |
| Chân 99 | RGF8 — General purpose I/O (PPS) |
| Chân 100 | RGF9 — General purpose I/O (PPS) |
| Chân 101 | RGF10 — General purpose I/O (PPS) |
| Chân 102 | RGF11 — General purpose I/O (PPS) |
| Chân 103 | RGF12 — General purpose I/O (PPS) |
| Chân 104 | RGF13 — General purpose I/O (PPS) |
| Chân 105 | RGF14 — General purpose I/O (PPS) |
| Chân 106 | RGF16 — General purpose I/O (PPS) |
| Chân 107 | VSS — Ground reference |
| Chân 108 | VDD — Core supply voltage (2.3V-3.6V) |
| Chân 109 | OSC1 — Primary crystal oscillator input |
| Chân 110 | OSC2 — Primary crystal oscillator output |
| Chân 111 | SOSCO — Secondary 32.768 kHz crystal output (RTCC) |
| Chân 112 | SOSCI — Secondary 32.768 kHz crystal input (RTCC) |
| Chân 113 | TCK — JTAG test clock (ICSP) |
| Chân 114 | TDI — JTAG test data in (ICSP) |
| Chân 115 | TDO — JTAG test data out (ICSP) |
| Chân 116 | TMS — JTAG test mode select (ICSP) |
| Chân 117 | MCLR — Master clear reset (active-low) |
| Chân 118 | RGG0 — General purpose I/O (PPS) |
| Chân 119 | RGG1 — General purpose I/O (PPS) |
| Chân 120 | RGG2 — General purpose I/O (PPS) |
| Chân 121 | RGG3 — General purpose I/O (PPS) |
| Chân 122 | RGG4 — General purpose I/O (PPS) |
| Chân 123 | RGG5 — General purpose I/O (PPS) |
| Chân 124 | RGG6 — General purpose I/O (PPS) |
| Chân 125 | RGG7 — General purpose I/O (PPS) |
| Chân 126 | RGG8 — General purpose I/O (PPS) |
| Chân 127 | RGG9 — General purpose I/O (PPS) |
| Chân 128 | VSS — Ground reference |
| Chân 129 | VDD — Core supply voltage (2.3V-3.6V) |
| Chân 130 | RGG10 — General purpose I/O (PPS) |
| Chân 131 | RGG11 — General purpose I/O (PPS) |
| Chân 132 | RGG12 — General purpose I/O (PPS) |
| Chân 133 | RGG13 — General purpose I/O (PPS) |
| Chân 134 | RGG14 — General purpose I/O (PPS) |
| Chân 135 | RGG15 — General purpose I/O (PPS) |
| Chân 136 | AVDD — Analog supply voltage (2.3V-3.6V) |
| Chân 137 | AVSS — Analog ground reference |
| Chân 138 | AN0 — Analog input channel 0 |
| Chân 139 | AN1 — Analog input channel 1 |
| Chân 140 | AN2 — Analog input channel 2 |
| Chân 141 | AN3 — Analog input channel 3 |
| Chân 142 | AN4 — Analog input channel 4 |
| Chân 143 | AN5 — Analog input channel 5 |
| Chân 144 | VREF+ — ADC positive voltage reference |
Ứng dụng tiêu biểu
PIC32MZ1024EFH144-E/PH phù hợp cho 7 Áp dụngs: 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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC32MZ1024EFH144-E/PH — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | 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) |
Bảo phân biệt quan trọng
- Hardware FPU for IEEE 754 floating-point math (vsPIC32MX795F512LT-64L)
- 200 MHz / 330 DMIPS vs 80 MHz / 130 DMIPS (vsPIC32MX795F512L)
- Hardware FPU + DSP extensions (single-cycle MAC, fractional/saturating math) (vsPIC32MX570F512L)
Ghi chú thiết kế
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.
Thông tin tuân thủ
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified - choose the PIC32MZ EF automotive AEC-Q100 variants for automotive designs.
