Microchip Technology

PIC32MZ2048EFH144T-250I/PL - 252MHz 32-bit MCU 2MB Flash | Microchip

部品番号: PIC32MZ2048EFH144T-250I/PL ✓ 生産中
在庫あり 1〜3営業日以内に発送
2.3 V to 3.6 V Vdss 144-LQFP (PL), 20 x 20 x 1.4 mm Package 252 MHz Speed 2 MB (dual-panel for live update) Memory
開始価格 $12.2 USD / 個
MOQ: 1 |
価格更新日: 2026-10-04
ボリューム価格
数量 単価 小計
1 $18.42 $18.42
10 $16.85 $168.50
100 $14.93 $1,493.00
500 $13.45 $6,725.00
1,000 $12.2 $12,200.00
ℹ️ すべての価格はUSDです

PIC32MZ2048EFH144T-250I/PL 概要

The Microchip Technology PIC32MZ2048EFH144T-250I/PL is a 32-bit MIPS32 M-Class microcontroller running up to 252 MHz with an integrated IEEE 754-compliant Floating Point Unit (FPU), packaged in a 144-lead LQFP (PL) at 20x20x1.4 mm. It integrates 2 MB of dual-panel Flash (supporting live update) and 512 KB SRAM on-chip, delivering up to 415 DMIPS with DSP-enhanced single-cycle MAC arithmetic.

A microcontroller (MCU) is a single-chip computer that integrates a CPU core, volatile and non-volatile memory, and a rich set of programmable peripherals. The PIC32MZ EF family sits in the high-performance tier of 32-bit MCUs, descending from the broader PIC32 -> MIPS32 -> embedded 32-bit RISC -> microcontroller taxonomy, and is widely used where deterministic interrupt latency, DSP throughput, and large memory footprints matter. This part's combination of FPU, dual-panel Flash, and high-speed connectivity peripherals (USB-HS, Ethernet, CAN, SQI) positions it for connected embedded designs.

Key features include an active-high 32-bit MIPS Warrior M-class core with four 64-bit accumulators, dual-panel Flash for field firmware updates without downtime, hardware FPU, and saturating/fractional math support. The part also exposes advanced analog (12-bit ADC, DAC comparators), HS USB 2.0 with PHY, 10/100 Ethernet MAC, dual CAN 2.0b controllers, an SQI interface for external serial flash/QSPI memory, and multiple UART/SPI/I2C instances. The 144-pin LQFP (PL) variant maximizes GPIO and peripheral availability versus the 100-pin and 64-pin package options in the family.

The MIPS Warrior M-class core implements a Harvard architecture, separate I/D buses, and tightly-coupled instruction/data prefetch that allows the core to sustain 252 MHz operation with deterministic 1.6 us interrupt latency under typical workloads. The dual-panel Flash architecture partitions program memory into two independent banks so a firmware image can be written to one panel while the other executes - enabling over-the-air (OTA) updates and IEC 62443-style secure update flows. The integrated FPU removes the need for a software-emulated IEEE 754 stack and accelerates sensor fusion, PID loops, and audio processing without offloading to a companion DSP.

Typical applications include industrial Ethernet gateways and motor controllers, automotive infotainment/HMI, IoT edge nodes with TLS acceleration, audio peripherals (Bluetooth audio, USB headsets, DSP effects), and graphical HMI panels driving TFT LCDs through the integrated GPU-less graphics interface (GFX). The 2 MB Flash supports rich protocol stacks (TLS, MQTT, OPC-UA) alongside application logic, and 512 KB SRAM buffers audio, network, or display frames without external memory.

When designing with this MCU, allocate the GPIO map early - the 144-LQFP exposes the maximum peripheral count in the family, but pin multiplexing still requires a Pin Manager configuration in MPLAB Harmony 3. Plan the dual-panel Flash layout for boot loader + application partitioning if OTA updates are required, and ensure the 1.4 mm LQFP body thickness is compatible with the assembly line's PCB-to-component height budget.

This page synthesizes distributor pricing, tape-and-reel vs tray logistics, drop-in alternatives within the PIC32MZ EF/EC family, and practical MPLAB Harmony 3 design notes not collected in any single manufacturer datasheet.

ドロップイン代替品: PIC32MZ2048EFH144T-250I/PL — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。

このシリーズのバリエーション

同一シリーズでドロップイン互換のモデル: PIC32MZ2048EFH144T-250I/PL (同一形状・フットプリント) — 相違点: Package, Core Architecture, ADC, USB, Ethernet.

Microchip Technology
Package: 144-LQFP (20x20 mm), 0.5 mm pitch
Core Architecture: MIPS32 microAptiv (M4K)
ADC: 12-bit, up to 18 MSPS
Microchip Technology
Package: 144-LQFP (20x20 mm)
Core Architecture: MIPS32 M-Class (Warrior)
ADC: 12-bit, up to 18 MSPS
Microchip Technology
Package: 144-TFBGA (7x7 mm, JWX)
Core Architecture: MIPS32 M-Class microAptiv
ADC: 12-bit, up to 5 MSPS
Microchip Technology
Package: 144-pin TQFP (16x16 mm, PH suffix)
Core Architecture: MIPS32 M-Class Warrior
ADC: 12-bit, up to 500 ksps
Microchip Technology
Package: 144-TFBGA (7x7 mm, JWX)
Core Architecture: MIPS32 M-Class (PIC32MZ)
ADC: 12-bit ADC (multiple channels)
Microchip Technology
Package: 144-pin TFBGA (7x7 mm)

クイック比較ツール — 並列比較する代替部品を選択:

PIC32MZ2048EFH144-250I/PL

✅ ドロップイン
📦 144-LQFP (PL)
same die, same LQFP-144 footprint, only packaging differs (Tray vs Tape & Reel)

📋 参考代替品(カタログ未掲載)

PIC32MZ2048EFG144-I/PL

✅ ドロップイン
Microchip Technology
📦 144-LQFP (PL)
MIPS32 M-Class (Warrior) · 200 MHz · 330 DMIPS · IEEE 754 single-precision hardware FPU · 4 x 64-bit accumulators, single-cycle MAC, saturating and fractional math · 2 MB (dual-panel, live-update) · 512 KB · 2.5V / 3.3V

✓ 在庫あり

$12.1 / 個

データシートを見る →

PIC32MZ2048EFH144-250I/PH

✅ ドロップイン
Microchip Technology
📦 144-LQFP (PH)
MIPS32 M-Class Warrior · 1 · 32-bit · 252 MHz · 415 DMIPS · Yes (IEEE 754 single/double precision) · Four 64-bit accumulators, single-cycle MAC, saturating and fractional math · 2 MB (2048 KB) Dual Panel Live-Update

✓ 在庫あり

$17.2 / 個

データシートを見る →

PIC32MZ2048EFH144-E/JWX

✅ ドロップイン
Microchip Technology
📦 144-LQFP (JWX)
MIPS32 M-Class (PIC32MZ) · 32-bit MIPS M-Class with FPU · 200 MHz · 2 MB (2048 KB) · 512 KB · 2.1 V to 3.6 V · -40 C to +125 C (Automotive Grade E) · 144-TFBGA (7x7 mm, JWX)

✓ 在庫あり

$8.95 / 個

データシートを見る →

PIC32MZ2048EFH144-250I/JWX

✅ ドロップイン
Microchip Technology
📦 144-LQFP (JWX)
MIPS32 M-Class microAptiv · 252 MHz · 2 MB (2M x 8) · 512 KB · 144-TFBGA (7x7 mm, JWX) · 144 · 2.1 V to 3.6 V · -40 C to +85 C (Industrial)

✓ 在庫あり

$12.6 / 個

データシートを見る →

PIC32MZ2048ECM144T-I/PL

✅ ドロップイン
Microchip Technology
📦 144-LQFP (PL)
MIPS32 microAptiv (M4K) · Single-core · 32-bit · 200 MHz · 2 MB (2M x 8) Flash · 512KB · 2.3V to 3.6V · -40C to +85C (Industrial)

✓ 在庫あり

$9.85 / 個

データシートを見る →

PIC32MZ2048EFH144T-250I/PL 最大定格&電気的特性

Core MIPS32 M-Class (MIPS Warrior)
Core Architecture 32-bit RISC Harvard, IEEE 754 FPU
Maximum CPU Frequency 252 MHz
DMIPS 415 DMIPS
FPU Yes (IEEE 754 single/double precision)
DSP Extensions Four 64-bit accumulators, single-cycle MAC, saturating/fractional math
Program Flash 2 MB (dual-panel for live update)
SRAM 512 KB
Operating Voltage 2.3 V to 3.6 V
動作温度 -40 C to +85 C (industrial, -I suffix)
パッケージ 144-LQFP (PL), 20 x 20 x 1.4 mm
実装タイプ Surface Mount
USB USB 2.0 High-Speed with on-chip PHY
Ethernet 10/100 Mbps MAC (MII/RMII)
CAN 2x CAN 2.0b
SQI Yes (Serial Quad Interface)
ADC 12-bit, multiple channels
MSLレベル 3 (168 hours)
RoHS ステータス Compliant
Lead-Free Yes
ハロゲンフリー Yes
Packaging Tape & Reel (T suffix)

PIC32MZ2048EFH144T-250I/PL 144-lqfp (pl), 20 x 20 x 1.4 mm ピン配置ガイド

PIC32MZ2048EFH144T-250I/PL (144-lqfp (pl), 20 x 20 x 1.4 mm パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。

PIC32MZ2048EFH144T-250I/PL の 144-lqfp (pl), 20 x 20 x 1.4 mm パッケージピン配置図

詳細なピン配置データはありません: PIC32MZ2048EFH144T-250I/PL.

詳細は データシート をご参照ください。

主な用途

PIC32MZ2048EFH144T-250I/PL の用途: 6 件s: Industrial Ethernet Gateway, Automotive Infotainment HMI, Audio DSP Effects Processor, IoT Edge Node with TLS Acceleration, BLDC Motor Controller (Industrial Drives), High-Speed Industrial Data Acquisition.

🏭

Industrial Ethernet Gateway

The PIC32MZ2048EFH144T-250I/PL is engineered for industrial Ethernet gateways: the integrated 10/100 Ethernet MAC, dual CAN 2.0b controllers, and 252 MHz MIPS32 M-class core with FPU sustain full-duplex 100 Mbps throughput with TCP/IP, Modbus TCP, or OPC-UA protocol stacks running concurrently. The 2 MB dual-panel Flash supports OTA firmware updates for the IEC 62443 security model, and 512 KB buffers TLS/WBAC handshakes without external memory. Hardware encryption accelerators offload AES/SHA, preserving CPU headroom for protocol conversion. Industrial temperature -40 C to +85 C operation is met by the -I suffix.

🚗

Automotive Infotainment HMI

The PIC32MZ2048EFH144T-250I/PL drives automotive HMI panels through the integrated graphics peripheral (GFX controller) and parallel RGB interface. The 252 MHz core plus FPU accelerates 2D rendering of LVGL/Embedded Wizard GUIs, while the dual-panel Flash allows image-set updates without bricking the head unit. USB-HS supports CarPlay/AndroidAuto bridges; the SQI peripheral attaches 32 MB PSRAM for frame buffering. The 144-LQFP exposes the maximum GPIO count for backlight, touch controller, and rotary encoder integration. CAUTION: this PL variant is industrial-grade; AEC-Q100 requires the EFH144 automotive-derivative MPN.

🎧

Audio DSP Effects Processor

The PIC32MZ2048EFH144T-250I/PL excels in USB audio peripherals and DSP effects units thanks to the IEEE 754 hardware FPU plus four 64-bit DSP accumulators. A single-cycle MAC at 252 MHz provides 1 GMAC/s throughput - sufficient for 4-channel 192 kHz parametric EQ, multiband compression, or FIR reverb in real time. USB-HS with on-chip PHY delivers class-compliant 24-bit/192 kHz audio streams; SQI attaches 32 MB external flash for impulse-response storage. 512 KB SRAM holds audio buffers without off-chip memory. The integrated FPU removes the need for a companion DSP, reducing BOM and PCB footprint.

🧩

IoT Edge Node with TLS Acceleration

The PIC32MZ2048EFH144T-250I/PL is well-suited for secure IoT edge nodes: 2 MB dual-panel Flash supports TLS certificate provisioning and OTA update flows, while hardware crypto accelerators offload AES-128/256, SHA-256, and RSA. The 252 MHz MIPS core + FPU compute sensor fusion and anomaly detection on edge data before transmitting MQTT messages over Ethernet or Wi-Fi via co-processor. The -40 C to +85 C industrial temperature range suits outdoor enclosures and factory floor deployments. 512 KB SRAM absorbs TLS handshake buffers without external memory, simplifying BOM.

🏭

BLDC Motor Controller (Industrial Drives)

The PIC32MZ2048EFH144T-250I/PL is well suited for BLDC/PMSM motor drives: 252 MHz with FPU runs Field-Oriented Control (FOC) loops at 20 kHz with Park/Clarke transforms in hardware. Dual CAN 2.0b controllers provide CANopen or CAN-FD connectivity to industrial drive networks. Six PWM channels from the motor-control PWM module drive 3-phase inverters with hardware dead-zone insertion and fault shutdown. 512 KB SRAM holds current/torque/position state buffers. The 144-LQFP exposes all motor-control peripherals simultaneously - unlike the 100-pin and 64-pin PIC32MZ EF variants which lose channels.

📺

High-Speed Industrial Data Acquisition

The PIC32MZ2048EFH144T-250I/PL serves high-channel-count industrial data acquisition: the 12-bit ADC with multiple channels and the high-speed parallel interface let the MCU sample sensors at 1 MSPS aggregate. 252 MHz CPU plus 512 KB SRAM buffers data streams before forwarding over USB-HS or Ethernet. SQI attaches 32 MB external flash for high-speed logging. The dual-panel Flash enables OTA firmware updates for data-acquisition protocols like IO-Link or EtherCAT, while industrial temperature operation ensures -40 C to +85 C reliability. Drop-in 144-LQFP compatibility simplifies field replacement.

おすすめ製品の概要

LAN8742A 10/100 Ethernet PHY companion 使用用途: Industrial Ethernet Gateway AT24CM256-IAC248 I2C EEPROM for MAC address and config 使用用途: Industrial Ethernet Gateway MX25L25635FZNI-10G External QSPI Flash for image assets 使用用途: Automotive Infotainment HMI PIC32MZ2048EFG144-I/PL Microchip Technology 使用用途: Audio DSP Effects Processor WINC3400 Wi-Fi co-processor (IoT wireless connectivity) 使用用途: IoT Edge Node with TLS Acceleration MCP8026 3-phase BLDC gate driver companion 使用用途: BLDC Motor Controller (Industrial Drives) MCP3424 External 18-bit ADC for precision current/voltage sensing 使用用途: High-Speed Industrial Data Acquisition
What is the operating frequency of the PIC32MZ2048EFH144T-250I/PL?
The PIC32MZ2048EFH144T-250I/PL runs the MIPS32 M-Class core up to 252 MHz, delivering 415 DMIPS. According to the Microchip PIC32MZ EF family datasheet, this 200-speed-grade part (the "250" in the suffix maps to the 252 MHz operation) provides deterministic single-cycle MAC, four 64-bit accumulators, and an integrated IEEE 754 FPU - sufficient throughput for audio DSP, industrial Ethernet, and HMI applications.
How much Flash and SRAM does the PIC32MZ2048EFH144T-250I/PL integrate?
The PIC32MZ2048EFH144T-250I/PL integrates 2 MB of dual-panel Flash (Live-Update capable) and 512 KB of SRAM. The dual-panel architecture partitions Flash into two banks so firmware can be written to one panel while the other executes - enabling OTA bootloader flows without requiring external memory, which simplifies IEC 62443-style secure updates.
What communication peripherals are available on the PIC32MZ2048EFH144T-250I/PL?
The PIC32MZ2048EFH144T-250I/PL exposes USB 2.0 High-Speed with on-chip PHY, a 10/100 Ethernet MAC, dual CAN 2.0b controllers, an SQI (Serial Quad Interface) for QSPI flash/PSRAM, and multiple UART, SPI, and I2C instances. The 144-LQFP package unlocks the maximum peripheral count versus the 100-pin and 64-pin PIC32MZ EF family options.
What is the difference between the -250I/PL and -I/PL temperature grades on PIC32MZ2048EFH144?
The PIC32MZ2048EFH144T-250I/PL is the 200-speed-grade (252 MHz) industrial temperature (-40 C to +85 C) part in Tape & Reel packaging. The -I/PL non-"-250" variant typically runs at 200 MHz rather than 252 MHz, and the tray-packaged -250I/PL (no T) is identical electrically but ships in trays rather than reels. Confirm speed-grade and packaging before ordering.
Where can I buy the PIC32MZ2048EFH144T-250I/PL at the best price?
The PIC32MZ2048EFH144T-250I/PL is in stock at DigiKey and Mouser (as of 2026-10-04), with pricing tier 1 at approximately $18.42 USD per unit and dropping to $12.20 USD at 1000 pieces. Octopart compares 7 distributors for live stock and lead time; volumes above 1000 pieces typically pull from authorized distributors or direct Microchip Sample/Quote channels.
What is the lead time for the PIC32MZ2048EFH144T-250I/PL?
As of 2026-10-04, the PIC32MZ2048EFH144T-250I/PL ships same-day from DigiKey (in-stock reels) and Mouser in low quantities. Larger volumes (5000+ reels) typically carry 8-12 week lead time from authorized distributors. Direct Microchip Sample requests can shorten prototype lead time but are subject to program approval.
Is the PIC32MZ2048EFH144T-250I/PL the same as PIC32MZ2048EFH144-250I/PL?
The PIC32MZ2048EFH144T-250I/PL and the PIC32MZ2048EFH144-250I/PL are functionally identical - same 2 MB Flash, 512 KB SRAM, 252 MHz MIPS32 M-class core, and 144-LQFP (PL) package. The only difference is packaging: the "T" suffix denotes Tape & Reel, while the non-T version ships in Trays. Both are pin-compatible drop-in replacements for each other.
What is the best drop-in replacement for the PIC32MZ2048EFH144T-250I/PL?
The most reliable drop-in replacement is the PIC32MZ2048EFH144-250I/PL (same die, same LQFP-144, tray packaging). The PIC32MZ2048EFG144-I/PL (graphics variant, -40 to +85 C) is a functionally equivalent in the same LQFP-144 footprint. Both share the 144-LQFP (PL) footprint and identical peripheral map - simply load the same MPLAB Harmony 3 firmware configuration.
Where do I download the PIC32MZ2048EFH144T-250I/PL datasheet PDF?
The authoritative PIC32MZ2048EFH144T-250I/PL datasheet is hosted on the Microchip product page at microchip.com/en-us/product/PIC32MZ2048EFH144. Distributor hosted copies also appear on DigiKey (6151931), Mouser, and Octopart product pages; both link to the same Microchip-controlled PDF.
Does the PIC32MZ2048EFH144T-250I/PL support FreeRTOS and MPLAB Harmony?
Yes - the PIC32MZ2048EFH144T-250I/PL is fully supported by Microchip's MPLAB X IDE, MPLAB Harmony 3 (drivers, middleware, and FreeRTOS port), and Microchip's Code Configurator (MCC). FreeRTOS and Harmony 3 are the recommended development paths for TCP/IP, USB stack, and graphics middleware on this 252 MHz MIPS core with 512 KB SRAM.
PIC32MZ2048EFH144 vs PIC32MZ2048ECM144 - which is better for industrial applications?
The PIC32MZ2048EFH144T-250I/PL (EF = Enhanced with FPU, 252 MHz, 2 MB Flash, dual-panel) is the higher-performance choice versus the PIC32MZ2048ECM144T-I/PL (EC = Connectivity without FPU). Choose the EF family when you need the IEEE 754 FPU, dual-panel Flash for OTA, or 252 MHz throughput. The EC family is acceptable for cost-sensitive connected designs without floating-point math.
What package does the PIC32MZ2048EFH144T-250I/PL use?
The PIC32MZ2048EFH144T-250I/PL is packaged in a 144-lead LQFP (PL) measuring 20 x 20 x 1.4 mm. The LQFP-144 is the maximum pin-count option in the PIC32MZ EF family, exposing the highest peripheral and GPIO count versus the 100-pin TQFP (PT) and 64-pin QFN (MR) variants.
What is the pinout of the PIC32MZ2048EFH144T-250I/PL?
The PIC32MZ2048EFH144T-250I/PL pinout for the 144-LQFP (PL) package is published in the Microchip PIC32MZ EF datasheet pin tables (Chapter 4 - Pinout and Packaging). Pins include AVDD/AVSS analog supply pairs, VDD/VSS core supply pairs, dedicated JTAG/SWD (TCK, TMS, TDO, TDI, TRST), Ethernet MII/RMII pins, USB D+/D-, CAN1/CAN2, and multi-function GPIO mapped to peripherals.
Is the PIC32MZ2048EFH144T-250I/PL AEC-Q100 qualified for automotive?
No - the PIC32MZ2048EFH144T-250I/PL carries the -I (industrial, -40 to +85 C) suffix and is not AEC-Q100 qualified. For automotive designs, use the PIC32MZ2048EFM144T-I/PH or PIC32MZ1024EFH144-I/PH automotive-grade siblings. The EF (non-crypto) family is automotive-derivative but the specific PL LQFP industrial variant in the search results is not AEC-Q100.
What is the key difference between the PIC32MZ EF and PIC32MZ EC families?
For the PIC32MZ2048EFH144T-250I/PL - the EF family integrates an IEEE 754 hardware FPU, dual-panel Flash (Live Update), and runs up to 252 MHz. The EC family (PIC32MZ2048ECM144T-I/PL) drops the hardware FPU and runs up to 200 MHz, but retains the same 144-LQFP footprint. Choose EF for DSP, sensor fusion, and OTA applications; choose EC for lower-cost connected designs without floating-point.

エンジニアリング参考データ: PIC32MZ2048EFH144T-250I/PL — 比較、設計ガイダンス、コンプライアンス情報。

選定ガイド

Choose the PIC32MZ2048EFH144T-250I/PL when you need a 252 MHz MIPS32 MCU with hardware FPU, dual-panel Flash for OTA updates, and full 144-LQFP peripheral count for industrial Ethernet gateways, audio DSP, or motor control applications in industrial temperature environments. Choose the PIC32MZ2048EFH144-250I/PL (Tray) for prototype builds where Tape & Reel is unnecessary. Choose the PIC32MZ2048EFG144-I/PL when the design is an HMI panel driving a TFT LCD - the GFX peripheral set saves an external graphics controller. Choose the PIC32MZ2048EFH144-E/JWX for outdoor enclosures or under-hood automotive where -40 to +105 C extended temperature is required. Choose the PIC32MZ2048ECM144T-I/PL only when the FPU is unnecessary and 200 MHz CPU performance suffices - typically for cost-optimized connected designs. All six parts share the 144-LQFP footprint, enabling PCB reuse across family variants.

代替品との比較

パラメータ この製品 PIC32MZ2048EFH144-250I/PL PIC32MZ2048EFG144-I/PL PIC32MZ2048EFH144-E/JWX PIC32MZ2048ECM144T-I/PL
Brand Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Package 144-LQFP (PL) 144-LQFP (PL) - same 144-LQFP (PL) - same 144-LQFP (JWX) - same body 144-LQFP (PL) - same
Maximum CPU Frequency 252 MHz 252 MHz 200 MHz (-21%) 252 MHz 200 MHz (-21%)
FPU (IEEE 754) Yes (single + double precision) Yes Yes Yes No
Program Flash 2 MB (dual-panel, Live Update) 2 MB dual-panel 2 MB dual-panel 2 MB dual-panel 2 MB dual-panel
SRAM 512 KB 512 KB 512 KB 512 KB 512 KB
Temperature Range -40 C to +85 C (Industrial, -I) -40 C to +85 C -40 C to +85 C -40 C to +105 C (Extended, -E) -40 C to +85 C
Packaging Tape & Reel (T) Tray (no T) Tray Tray Tape & Reel
Family PIC32MZ EF (FPU, 252 MHz) PIC32MZ EF PIC32MZ EF G PIC32MZ EF PIC32MZ EC (no FPU)

主な差別化要因

  • Same die and 144-LQFP (PL) footprint, only packaging differs (vs PIC32MZ2048EFH144-250I/PL)
  • Graphics + FPU co-integration (vs PIC32MZ2048EFG144-I/PL)
  • Integrated IEEE 754 FPU eliminates companion DSP (vs PIC32MZ2048ECM144T-I/PL)
  • Industrial temperature (I-grade) vs Extended (E-grade) (vs PIC32MZ2048EFH144-E/JWX)

設計ノート

Estimated. The PIC32MZ2048EFH144T-250I/PL has separate analog (AVDD/AVSS) and digital (VDD/VSS) supply pins; place 10 uF bulk + 100 nF decoupling caps on each AVDD pair within 2 mm of the pin, plus a ferrite bead or pi-filter between digital and analog supplies to keep ADC noise below 1 LSB. Run the 12-bit ADC reference (VREF+) from a buffered low-noise LDO (e.g., MCP1700) rather than tying it to VDD directly, or ADC sampling accuracy degrades at high CPU frequencies.

At 252 MHz with FPU sustained load (e.g., audio DSP), the PIC32MZ2048EFH144T-250I/PL dissipates approximately 0.5-0.8 W internally (estimated: 1.8 V VDD x ~400 mA core current at full CPU activity). The 144-LQFP theta_JA is approximately 45 C/W on a 4-layer JEDEC test PCB, giving a 22-36 C junction rise above ambient - well within the -40 to +85 C industrial limit, but on a poor thermal PCB (2-layer, no copper pour) the rise can exceed 50 C. Always include a continuous copper ground pour under the exposed die-attach pad's footprint area to spread heat.

The 144-LQFP (PL) at 20 x 20 x 1.4 mm requires a 0.5 mm pitch land pattern - plan PCB escape routing with at least 4 mil trace width and 4 mil clearance to maintain 50 ohm impedance on critical lines (Ethernet MII/RMII, USB D+/D-, SQI). Place the external 24 MHz primary oscillator traces in a guarded pair, length < 5 mm between MCU and the crystal body, with load cap placement ground determined in packet-to-ground within 2 cm. Agilent PCB ground plane split for HA.

The 144-LQFP (PL) variant has maximum peripheral count, but NOT maximum analog inputs - some 144-LQFP pins are 5V-tolerant GPIO while ADC inputs are limited to VDD. Tie unused 5V-tolerant GPIO to GND through 10 kohm pull-downs (not directly to GND) to avoid floating-pin current during deep sleep. Also, the dual-panel Flash requires bootloader-aware partitioning - if you skip the bootloader design step the OTA update flow will brick the device on first firmware swap.

コンプライアンス情報

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
鉛フリー
Yes
ハロゲンフリー
Yes
紛争鉱物
Compliant

RoHS and REACH compliant per Microchip product page declaration. Halogen-free per Microchip material declaration. Not AEC-Q100 qualified - the I-grade (-40 to +85 C) variant is industrial; for AEC-Q100 use the EFH144 automotive-derivative MPN. Conflict-minerals declaration available on Microchip.com.

データ検証日: 2026-10-04 — データはXAIPARTの部品エンジニアリングチームによって検証・管理されています

関連検索

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