PIC32MZ1025DAB176T-I/2J - 200MHz 32-Bit MCU, 1MB Flash, Graphics LCD | Microchip
MPN： PIC32MZ1025DAB176T-I/2J ✓ 啟用中PIC32MZ1025DAB176T-I/2J 概覽
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O on one die. The PIC32MZ DA series belongs to the application-specific MCU class, targeting Human-Machine Interface (HMI) and embedded graphics applications. Within the broader taxonomy, an MCU falls under microcontrollers (ICs) -> semiconductors -> integrated circuits. The 32-bit MIPS32 microAptiv core delivers 3.28 CoreMarks/MHz and supports DSP instructions for signal conditioning alongside RTOS workloads.
Key differentiating specifications include a 12-bit 18 MSPS ADC module with up to 45 analog inputs, dual CAN 2.0b controllers, Hi-Speed USB 2.0 (480 Mbps) with integrated PHY, and external DDR2 DRAM addressing up to 32 MB or 128 MB depending on variant. The integrated Graphics LCD controller supports resolutions up to WVGA (800x480) without external graphics RAM, while 120 GPIO pins provide generous connectivity for display, touch, and communication peripherals.
The architecture pairs a 5-stage pipeline MIPS32 microAptiv core with hardware multiply/divide and a dedicated Graphics Processor Unit for 2D operations. An 8-channel hardware DMA engine offloads memory transfers, and the 200 MHz system clock provides 3.28 DMIPS/MHz headroom for control loops. The DDR2 interface (when externally populated) enables frame buffer storage for high-resolution GUIs.
Typical applications include industrial HMI panels with touchscreens, automotive infotainment and cluster displays, medical patient-monitoring displays, point-of-sale terminals, and IoT gateways with graphical diagnostics. The integrated graphics pipeline removes the need for an external GPU, reducing BOM cost and PCB area for color TFT designs.
Design considerations include careful DDR2 PCB layout (matched impedance, length-matched traces), provision for an external 32.768 kHz crystal for RTCC, and proper decoupling of the 3.3 V core supply with bulk and ceramic capacitors. The exposed thermal pad must be soldered to a sufficient copper pour to dissipate power and provide mechanical stability.
This page synthesizes verified distributor pricing across DigiKey, Mouser, and Octopart, packages drop-in 176-LQFP alternatives from the same PIC32MZ DA family, and presents design notes not found in the manufacturer datasheet - including cross-brand evaluation criteria for engineers considering STM32 or NXP i.MX alternatives.
直接替換替代品，適用於 PIC32MZ1025DAB176T-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： PIC32MZ1025DAB176T-I/2J （相同外形與佔位） — 差異在於 Graphics Controller, USB, Package, CAN, Operating Temperature.
PIC32MZ1025DAB176-I/2J
✅ 直接替換📋 參考替代品（不在目錄中）
PIC32MZ1025DAG176T-I/2J
✅ 直接替換📋 參考替代品（不在目錄中）
PIC32MZ1025DAL176-I/2J
✅ 直接替換聯絡詢價
查看資料表 →PIC32MZ1025DAB176T-I/2J 最大額定值與電氣特性
| Core Architecture | MIPS32 microAptiv |
| Core Width | 32-bit |
| 最大時脈頻率 | 200 MHz |
| Performance | 3.28 DMIPS/MHz, 3.28 CoreMark/MHz |
| Program Memory (Flash) | 1 MB (1M x 8) |
| Data RAM (SRAM) | 256 KB |
| External Memory Interface | DDR2 DRAM up to 32 MB or 128 MB (variant dependent) |
| Graphics Controller | Integrated 2D Graphics Processor + LCD Controller |
| ADC | 12-bit, 18 MSPS, up to 45 analog inputs |
| 供應電壓 | 3.3 V (2.2 V min, 3.6 V max) |
| I/O Pins | 120 GPIO |
| Communication | 2x CAN 2.0b, Hi-Speed USB 2.0 (with PHY), UART, SPI, I2C |
| DMA Channels | 8 channels |
| 工作溫度 | -40C to +85C (Industrial) |
| 封裝 | 176-LQFP (20x20 mm) with Exposed Pad |
| 安裝類型 | Surface Mount |
| MSL 等級 | 3 (per JEDEC J-STD-020) |
| RoHS 狀態 | Compliant |
| Pitch | 0.5 mm |
| 資料匯流排寬度 | 32-bit |
PIC32MZ1025DAB176T-I/2J 176-lqfp (20x20 mm) with exposed pad 腳位配置指南
PIC32MZ1025DAB176T-I/2J（176-lqfp (20x20 mm) with exposed pad 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： PIC32MZ1025DAB176T-I/2J.
請參閱 資料表 以查看完整腳位配置。
典型應用
PIC32MZ1025DAB176T-I/2J 適用於 6 應用s: Industrial HMI Touch Panel, Automotive Infotainment Display, Medical Patient Monitoring Display, Point-of-Sale Terminal, IoT Gateway with Graphical Diagnostics, Smart Home Control Hub.
Industrial HMI Touch Panel
The PIC32MZ1025DAB176T-I/2J is ideal for industrial HMI touch panels thanks to its integrated 2D Graphics Processor and LCD controller that drive color TFTs up to WVGA (800x480) without an external GPU. The 200 MHz MIPS32 microAptiv core renders emWin or Microchip's MPLAB Harmony Graphics stacks while leaving CPU headroom for application logic and Modbus/TCP communications. Its 120 GPIO pins provide ample connections for capacitive touch controllers, RGB LEDs, and buzzer drivers; the 12-bit 18 MSPS ADC with 45 analog inputs handles sensor monitoring. The 176-LQFP exposed pad aids thermal dissipation in sealed IP65 enclosures, and -40C to +85C industrial temperature rating supports factory-floor deployment. The dual CAN 2.0b ports integrate cleanly with industrial CANopen networks used in PLCs and motor drives.
推薦
Automotive Infotainment Display
For automotive infotainment and cluster displays, the PIC32MZ1025DAB176T-I/2J delivers MPU-class graphics performance with MCU simplicity, rendering instrument clusters, climate control screens, and rear-seat entertainment UIs. The 200 MHz core, integrated graphics controller, and DDR2 interface support up to 128 MB external frame buffer for smooth 60 fps animations. Hi-Speed USB 2.0 with integrated PHY enables direct connection to smartphone projection stacks (CarPlay/Android Auto bridging) and mass storage. Dual CAN-FD-ready controllers integrate with vehicle bus networks, and 120 GPIO provide abundant connections for backlight drivers, rotary encoders, and audio codecs. The -40C to +85C temperature range suits cabin-mounted units; AEC-Q100 grade 3 parts are available for higher-tier designs.
推薦
Medical Patient Monitoring Display
The PIC32MZ1025DAB176T-I/2J powers bedside patient monitoring displays where its 12-bit 18 MSPS ADC with 45 analog inputs captures multi-lead ECG, SpO2, and respiration waveforms. The integrated graphics controller renders real-time waveforms, trend graphs, and alarm dashboards on color TFT panels up to WVGA. The 200 MHz core runs MQX RTOS or Harmony 3 frameworks for deterministic medical task scheduling. Hi-Speed USB supports patient record export and barcode scanner integration, while CAN 2.0b links to bedside asset tracking. The industrial temperature range, 176-LQFP exposed-pad package, and RoHS compliance meet medical device safety and environmental requirements. The 1 MB Flash accommodates full protocol stacks plus UI assets.
推薦
Point-of-Sale Terminal
The PIC32MZ1025DAB176T-I/2J serves POS terminals where integrated graphics drives the operator touchscreen and customer-facing display from a single MCU. The DDR2 interface buffers product images and signature capture screens; 256 KB SRAM handles transaction buffering. Hi-Speed USB connects receipt printers, barcode readers, and cash drawer interfaces; dual CAN buses support networked POS backbones. The 120 GPIO easily drives keypad matrices, magnetic-stripe readers, and NFC indicator LEDs. The 200 MHz MIPS32 core runs TLS stacks and payment-terminal application code, with the 1 MB Flash storing firmware plus EMVCo libraries. Industrial temperature grade suits kitchen and outdoor retail environments.
推薦
IoT Gateway with Graphical Diagnostics
For IoT gateways that need local HMI plus wireless aggregation, the PIC32MZ1025DAB176T-I/2J combines Cortex-class peripherals connectivity with on-chip graphics to drive local status TFT displays. The 8-channel DMA offloads sensor polling, the 12-bit ADC monitors analog sensors, and Hi-Speed USB connects WiFi/LTE modules for cloud uplinks. Dual CAN 2.0b buses integrate with industrial IoT and building automation networks; the 1 MB Flash fits TLS, MQTT, and WiFi/BLE host stacks plus graphics UI. The 200 MHz MIPS32 core runs edge analytics on local telemetry. Industrial temperature and exposed-pad 176-LQFP support DIN-rail or wall-mount gateway enclosures.
推薦
Smart Home Control Hub
The PIC32MZ1025DAB176T-I/2J fits smart-home control hubs where its integrated graphics renders room-floorplan UIs, security camera thumbnails, and energy dashboards on a wall-mounted touch display. The 200 MHz core runs Z-Wave, Zigbee, or Matter protocol stacks; 120 GPIO drive relay boards and sensor inputs. Hi-Speed USB and dual CAN link to subsystem controllers and cloud connectivity modules. The 1 MB Flash supports a full Linux-class IoT framework with graphics, and the 176-LQFP package suits slim wall-mount enclosures. The integrated graphics LCD pipeline saves time by removing the need for a separate GPU SoC, reducing BOM cost and PCB area.
推薦
推薦產品摘要
工程參考資料，適用於 PIC32MZ1025DAB176T-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 | PIC32MZ1025DAB176-I/2J | PIC32MZ1025DAG176T-I/2J | PIC32MZ1025DAL176-I/2J |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 176-LQFP (20x20) | 176-LQFP (20x20) - same | 176-LQFP (20x20) - same | 176-LQFP (20x20) - same |
| Core / Clock | MIPS32 microAptiv / 200 MHz | MIPS32 microAptiv / 200 MHz | MIPS32 microAptiv / 200 MHz | MIPS32 microAptiv / 200 MHz |
| Flash / SRAM | 1 MB / 256 KB | 1 MB / 256 KB | 2 MB / 256 KB | 1 MB / 256 KB |
| Graphics Controller | Yes (integrated GPU + LCD) | Yes (same) | Yes (same) | Lower feature subset |
| ADC | 12-bit, 18 MSPS, 45 inputs | 12-bit, 18 MSPS, 45 inputs | 12-bit, 18 MSPS, 45 inputs | 12-bit, 18 MSPS, 45 inputs |
| Communication | 2x CAN, Hi-Speed USB, UART/SPI/I2C | Same | Same | Same |
| GPIO | 120 | 120 | 120 | 120 |
| Packaging Form | Tape & Reel | Tray | Tape & Reel | Tray |
主要差異化特點
- Tape and Reel packaging for SMT production lines (對比PIC32MZ1025DAB176-I/2J)
- 2x Flash memory for richer content (對比PIC32MZ1025DAG176T-I/2J)
- Reduced-cost lower-graphics variant (對比PIC32MZ1025DAL176-I/2J)
- Integrated DDR2 for up to 128 MB external memory (對比EF family MCUs)
設計說明
The 176-LQFP exposed thermal pad MUST be soldered to a continuous copper pour on the PCB for thermal dissipation and electrical grounding. Microchip recommends at least 16 thermal vias in a 4x4 grid under the pad, each 0.2-0.3 mm drill with 1 oz plating, to reduce junction-to-ambient thermal resistance. Insufficient thermal vias will trigger thermal shutdown under sustained GPU + USB activity at industrial temperatures.
Provide a clean 3.3 V supply with bulk + decoupling. Use a 10 uF tantalum or ceramic bulk capacitor near the IC, plus 0.1 uF and 10 nF ceramic capacitors within 2 mm of each VDDGND pair. The 200 MHz core has high transient current demand during graphics rendering; an inadequate decoupling network causes Vcore droop that triggers brown-out resets. Place ferrite beads between analog and digital supplies to keep ADC noise below 1 LSB.
DDR2 interface requires strict impedance matching and length-matched traces. Follow JEDEC DDR2 layout guidelines: 50 ohm single-ended, 100 ohm differential, +/- 25 mil length matching on byte lanes. Keep DDR2 traces away from switching power and clock signals. Failure to follow DDR2 layout rules causes intermittent DDR2 training errors, visible as display artifacts or system crashes during heavy graphics use.
PPS (Peripheral Pin Select) must be configured at startup or peripherals will not function. Do not assume default pin mappings - the PIC32MZ DA family uses PPS to map UART, SPI, I2C, and timers to GPIO. Incorrect PPS configuration is the most common bring-up issue. Also note the 32.768 kHz crystal for RTCC requires specific load capacitance; refer to datasheet section for crystal selection.
The Hi-Speed USB 2.0 signals (DP, DN) require 90 ohm differential routing with matched length within 150 mil. Place the USB connector within 50 mm of the IC, with proper ESD protection (e.g., USBLC6-2SC6) at the connector. Use a common-mode choke for EMI suppression. The integrated USB PHY simplifies design but does not eliminate the need for proper signal integrity and EMI control.
合規資訊
RoHS and REACH compliant per Microchip product page. Standard industrial grade is not AEC-Q100 qualified; for automotive applications use AEC-Q100 grade variants or PIC32MK/SAMC families.
