PIC32MZ2025DAL176T-I/2J - 200MHz 32-bit MCU, 2MB Flash, 176-LQFP | Microchip
MPN： PIC32MZ2025DAL176T-I/2J ✓ 啟用中PIC32MZ2025DAL176T-I/2J 概覽
A 32-bit microcontroller (MCU) is an integrated circuit that combines a high-performance processor core, program memory, data memory, and peripherals on a single silicon die. The PIC32MZ DAL family specifically targets graphics HMI applications by combining an MCU-class programming model with MPU-class peripherals: a 2D Graphics Processing Unit (GPU) and a Display Controller that offload pixel rendering from the CPU, plus an external DDR2 DRAM interface (32 MB or 128 MB addressable) that serves as a framebuffer. Within the broader taxonomy, this device belongs to: microcontroller -> 32-bit MCU -> MIPS32 MCU -> PIC32MZ family -> graphics-capable sub-family -> PIC32MZ2025 DAL series.
Key features include 2 MB Flash program memory, 640 KB SRAM, 200 MHz core clock with 252 DMIPS, hardware crypto engines, 10/100 Ethernet MAC, CAN 2.0, HS USB 2.0 with on-chip PHY, 12-bit 18 MSPS ADC with up to 45 analog inputs, and a 16-bit parallel master port for external DDR2. The 176-LQFP package provides 120 GPIO plus dedicated peripheral pins, suitable for industrial-temperature applications from -40C to +85C (I-temp grade).
The PIC32MZ2025DAL176 uses a 5-stage MIPS32 microAptiv pipeline with dual-issue capability and tightly-coupled prefetch buffers, achieving 1.26 DMIPS/MHz. The integrated GPU accelerates fills, blits, alpha blending, and color-space conversion, freeing the CPU to handle communication stacks (Ethernet, USB, CAN). Dedicated DDR2 controller with on-board termination simplifies display framebuffer expansion without external memory controller glue.
Typical applications include industrial HMI touch panels, automotive infotainment head units, medical patient monitors with graphical displays, point-of-sale terminals, building automation control panels, and embedded instrumentation with rich graphics. The combination of MCU simplicity and MPU-class graphics makes it a strong choice when designers want a single-chip BOM instead of a host MCU plus a separate GPU or display controller.
When designing with this device, allocate sufficient PCB area for the external DDR2 routing (matched length, controlled impedance) and follow Microchip's DDR2 layout guidelines in the family reference manual. Ensure 5V-tolerant I/O lines are not exposed to voltages above the absolute maximum, and use the integrated thermal management and brown-out reset for robust industrial deployments.
This page synthesizes distributor pricing, drop-in alternatives from the same Microchip PIC32MZ DAL family, and practical design notes that complement the manufacturer datasheet.
直接替換替代品，適用於 PIC32MZ2025DAL176T-I/2J — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： PIC32MZ2025DAL176T-I/2J （相同外形與佔位） — 差異在於 Package, CAN, Core Architecture, Graphics Controller, USB.
PIC32MZ2025DAL176-I/2J
✅ 直接替換聯絡詢價
查看資料表 →PIC32MZ2025DAA176T-I/2J
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →PIC32MZ2025DAB176T-I/2J
✅ 直接替換聯絡詢價
查看資料表 →PIC32MZ2025DAH176-I/2J
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →PIC32MZ2025DAK176T-I/2J
✅ 直接替換聯絡詢價
查看資料表 →PIC32MZ2025DAL176T-I/2J 最大額定值與電氣特性
| Core Architecture | MIPS32 microAptiv PIC32MZ DAL |
| CPU Bit Width | 32-bit |
| Maximum CPU Clock | 200 MHz |
| Program Memory (Flash) | 2 MB (2M x 8) |
| SRAM | 640 KB |
| Operating Temperature Grade | Industrial -40C to +85C |
| 封裝 | 176-LQFP (20 x 20 mm) |
| 安裝類型 | Surface Mount |
| Graphics Controller | Integrated 2D GPU and Display Controller |
| External Memory Interface | 32 MB or 128 MB externally addressable DDR2 DRAM |
| ADC | 12-bit, up to 18 MSPS, up to 45 analog inputs |
| Communication Interfaces | CAN, HS USB 2.0, 10/100 Ethernet MAC |
| RoHS 狀態 | Compliant |
| Lead-Free | Yes |
PIC32MZ2025DAL176T-I/2J 176-lqfp (20 x 20 mm) 腳位配置指南
PIC32MZ2025DAL176T-I/2J（176-lqfp (20 x 20 mm) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： PIC32MZ2025DAL176T-I/2J.
請參閱 資料表 以查看完整腳位配置。
典型應用
PIC32MZ2025DAL176T-I/2J 適用於 6 應用s: Industrial HMI Touch Panels, Automotive Infotainment Head Units, Medical Patient Monitors with Graphical Display, Point-of-Sale Terminals, Building Automation Control Panels, Embedded Instrumentation with Graphical Display.
Industrial HMI Touch Panels
The PIC32MZ2025DAL176T-I/2J is well suited for industrial HMI touch panels because its integrated 2D GPU and Display Controller offload rendering of icons, fonts, and alpha-blended overlays from the CPU, while the external DDR2 controller supports mid-resolution TFT framebuffers. The 200 MHz MIPS32 microAptiv core handles the communication stack (Ethernet, USB, CAN) and real-time control loops in parallel with the GPU. The 12-bit 18 MSPS ADC with up to 45 analog inputs reads backlight current, temperature sensors, and analog control signals. Industrial temperature grade (-40C to +85C) and integrated HS USB 2.0 plus 10/100 Ethernet simplify panel-to-host or panel-to-cloud connectivity.
推薦
Automotive Infotainment Head Units
The PIC32MZ2025DAL176T-I/2J fits automotive infotainment head units where rich graphics are required but a full application processor is overkill. The integrated GPU accelerates HUD-style rendering and menu transitions, while the 200 MHz MIPS core runs the CAN, USB, and audio mixing tasks. CAN 2.0 interfaces connect to vehicle body networks; HS USB supports media playback and smartphone projection. The 176-LQFP package has the pin budget needed for RGB display output, touch controller I2C, audio I2S, and CAN/USB transceivers. Designers should pair the DAL176 with automotive-grade PMIC and consider AEC-Q100 variants for higher temperature ranges.
推薦
Medical Patient Monitors with Graphical Display
The PIC32MZ2025DAL176T-I/2J is appropriate for medical patient monitors with graphical displays where waveform rendering, numeric readouts, and alarm banners must refresh without flicker. Its 2D GPU accelerates waveform scrolling and trend graphs, freeing the 200 MHz CPU to manage the 12-bit 18 MSPS ADC sampling of vital-sign sensors (up to 45 analog inputs are available for ECG, SpO2, temperature, and respiration channels). The 640 KB SRAM can hold waveform buffers, while the DDR2 interface provides additional framebuffer headroom. Ethernet MAC enables wired connectivity to hospital networks for central monitoring stations.
推薦
Point-of-Sale Terminals
The PIC32MZ2025DAL176T-I/2J supports point-of-sale terminals that combine a customer-facing graphical display, barcode scanner, payment terminal, and receipt printer. The 200 MHz MIPS core handles transaction logic and encryption, while the integrated GPU renders the customer menu and promotional graphics smoothly. HS USB 2.0 connects to the printer and barcode scanner; 10/100 Ethernet links to the store's POS back-office; CAN can interface with peripheral options. The 2 MB Flash stores the OS image, fonts, and graphics assets, while 640 KB SRAM holds transaction buffers without external memory. The 176-LQFP package supports the many I/O needed for display, keypad, and peripheral connectivity.
推薦
Building Automation Control Panels
The PIC32MZ2025DAL176T-I/2J fits building automation control panels where the display shows floor plans, lighting status, HVAC setpoints, and energy dashboards. The integrated 2D GPU accelerates rendering of floor plans and animated icons, while the 12-bit ADC reads analog sensors such as CO2, temperature, and humidity (up to 45 inputs allow multi-zone coverage). CAN and 10/100 Ethernet link the panel to building controllers; HS USB allows service-port connectivity. The industrial temperature grade (-40C to +85C) supports unheated equipment rooms and outdoor enclosures.
推薦
Embedded Instrumentation with Graphical Display
The PIC32MZ2025DAL176T-I/2J is suited to embedded instrumentation such as oscilloscopes, spectrum analyzers, and bench-top test equipment that need a graphical readout. The 12-bit 18 MSPS ADC with up to 45 analog inputs captures sensor signals at high sample rates, while the 2D GPU renders waveforms, FFT displays, and on-screen menus. The 200 MHz MIPS core runs measurement algorithms (FFT, RMS, statistics) while the GPU draws the display. USB and Ethernet enable remote control and data logging. The 2 MB Flash stores calibration tables and instrument firmware, and the DDR2 interface enables high-resolution displays.
推薦
推薦產品摘要
工程參考資料，適用於 PIC32MZ2025DAL176T-I/2J — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | PIC32MZ2025DAL176-I/2J | PIC32MZ2025DAA176T-I/2J | PIC32MZ2025DAB176T-I/2J | PIC32MZ2025DAH176-I/2J | PIC32MZ2025DAK176T-I/2J |
|---|---|---|---|---|---|---|
| Package | 176-LQFP (20x20 mm) | 176-LQFP (20x20 mm) - same | 176-LQFP (20x20 mm) - same | 176-LQFP (20x20 mm) - same | 176-LQFP (20x20 mm) - same | 176-LQFP (20x20 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Architecture | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit | MIPS32 microAptiv 32-bit |
| CPU Speed | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 200 MHz |
| Flash Memory | 2 MB | 2 MB | Lower Flash tier (per DAA naming) | Lower Flash tier (per DAB naming) | 2 MB | 2 MB |
| SRAM | 640 KB | 640 KB | Lower SRAM tier | Lower SRAM tier | 640 KB | 640 KB |
| Graphics Controller | Integrated 2D GPU + Display Controller | Integrated 2D GPU + Display Controller | Integrated GPU/Display Controller | Integrated GPU/Display Controller | Integrated GPU/Display Controller | Integrated GPU/Display Controller |
| Temperature Grade | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C |
主要差異化特點
- Highest memory tier in the PIC32MZ DA 176-LQFP family (對比PIC32MZ2025DAA176T-I/2J)
- Enhanced graphics peripherals over DAB (對比PIC32MZ2025DAB176T-I/2J)
- DDR2 controller for external framebuffer expansion (對比PIC32MZ2025DAK176T-I/2J)
設計說明
The DDR2 interface on the PIC32MZ2025DAL176T-I/2J requires matched-length, controlled-impedance routing. Follow Microchip's DDR2 layout guidelines in the PIC32MZ DA family reference manual: keep traces to within 25 mil length matching, maintain 50 ohm single-ended impedance to VTT, and place VTT decoupling close to the DDR2 chips. Estimated: at 200 MHz core plus 200 MHz DDR2 clock, signal integrity issues appear if trace mismatch exceeds 50 ps. Use ground-referenced stripline if the PCB stack-up has a dedicated reference plane.
The PIC32MZ2025DAL176T-I/2J requires multiple supply rails (core, I/O, DDR2 I/O, PLL analog). Place 0.1 uF ceramic decoupling capacitors within 1-2 mm of every supply pin, plus bulk capacitors (typically 10 uF or larger) near the package. Estimated: at 200 MHz core with the GPU active, peak core current can exceed 100 mA; ensure the 1.2V core rail can source at least 150 mA with low noise. Use a ferrite bead between the core and digital 1.2V rails to isolate switching noise.
Estimated: at 200 MHz with both CPU and GPU active, the PIC32MZ2025DAL176T-I/2J dissipates roughly 0.6-0.9 W depending on workload. The 176-LQFP has a theta_JA of approximately 35-40 C/W on a 4-layer JEDEC PCB, producing a 21-36 C temperature rise. For industrial -40C to +85C operation, ensure ambient plus rise stays below the 85C limit by providing adequate copper pour beneath the exposed pad area and good airflow.
Do not confuse the PIC32MZ2025DAL176 (2 MB Flash, 640 KB SRAM) with the PIC32MZ1025DAL176 (1 MB Flash) - the three-digit prefix denotes Flash density per Microchip's naming convention. Similarly, the DA letter suffix (DAA, DAB, DAG, DAH, DAK, DAL) denotes the feature sub-tier; verify the exact peripheral set in the PIC32MZ DA family datasheet before swapping between suffixes. Always reconfigure the MPLAB Harmony project when changing between DAL and DAA variants because peripheral mappings can differ.
Route HS USB differential pair (D+/D-) with 90 ohm differential impedance, keep length matching within 150 mil, and place the 27 ohm series termination resistors near the MCU pins per USB 2.0 specification. The Ethernet RMII/MII signals to the PHY should be length-matched within 50 mil and routed away from switching power and high-frequency digital lines. Place a ferrite bead on the analog AVDD pin to keep PLL jitter low.
合規資訊
RoHS compliance and lead-free status per Microchip product page. This part is I-temp (industrial, -40C to +85C); AEC-Q100 variants are not marked in this MPN - check Microchip's automotive-grade PIC32MZ DA family for AEC-Q100 qualified versions. REACH, halogen-free, and conflict-minerals status not explicitly stated in the verified web data; set to unknown.