PIC32MZ1025DAS176T-I/2J - 200MHz 32-bit MCU w/ GPU, 1MB Flash, 176-LQFP | Microchip
MPN： PIC32MZ1025DAS176T-I/2J ✓ 啟用中PIC32MZ1025DAS176T-I/2J 概覽
What is a PIC32MZ DA microcontroller? The PIC32MZ DA family is Microchip's highest-integration PIC32 family, designed for embedded GUI applications. It combines a MIPS32 microAptiv core (an industry-standard 32-bit RISC architecture used in routers, set-top boxes, and other high-volume devices) with on-chip 2D graphics acceleration and an external DDR2 memory controller, filling the gap between traditional microcontrollers (single-chip simplicity) and application processors (richer graphics stacks requiring external OS). It is a member of the broader microcontroller (MCU) class of semiconductor devices.
Key features include 1MB (1M x 8) Flash program memory, 640KB SRAM, support for 32MB or 128MB external DDR2 DRAM, an integrated Graphics Controller with 2D engine, an integrated Graphics Processor for image compositing, a 12-bit 18 MSPS ADC with up to 45 analog inputs, a 2-bit graphics pipeline, USB 2.0 High-Speed, CAN, and multiple UART/SPI/I2C interfaces. The 176-LQFP package includes an exposed thermal pad and provides 168 GPIO-capable pins for system expansion.
Architecturally, the device pairs a 32-bit MIPS microAptiv CPU running at 200MHz (5.06 DMIPS/MHz) with a hardware 2D graphics engine, dedicated DDR2 controller (16-bit data bus), and a wide peripheral set including 12-bit 18MSPS ADC, HS USB OTG, dual CAN 2.0b, and Ethernet. This integration eliminates the need for an external graphics controller ASIC or large SRAM buffer, simplifying BOM and PCB complexity for TFT-LCD HMI panels.
Typical applications include industrial HMI panels with TFT-LCD displays, home-automation touch panels, automotive infotainment cluster displays, medical device GUI screens, and POS/kiosk terminals. The integrated graphics engine accelerates 2D rendering, freeing the CPU for application logic and communication stacks.
Design consideration: The external DDR2 memory controller requires careful PCB layout with matched-length traces, controlled impedance (50 ohms typical for single-ended DDR2), and proper decoupling to maintain signal integrity at 200MHz. Designers should consult the PIC32MZ DA Family Reference Manual for DDR2 routing guidelines and reference schematics.
This page synthesizes distributor pricing, drop-in alternative MPNs, and practical PCB/thermal design notes that supplement the manufacturer datasheet.
直接替換替代品，適用於 PIC32MZ1025DAS176T-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： PIC32MZ1025DAS176T-I/2J （相同外形與佔位） — 差異在於 Package, CAN, Graphics Controller, USB, Core Architecture.
PIC32MZ1025DAS176-I/2J
✅ 直接替換聯絡詢價
查看資料表 →PIC32MZ1025DAR176-V/2J
✅ 直接替換聯絡詢價
查看資料表 →PIC32MZ1025DAL176-I/2J
✅ 直接替換聯絡詢價
查看資料表 →PIC32MZ1025DAB176T-I/2J
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →PIC32MZ1025DAS176T-I/2J 最大額定值與電氣特性
| Core Architecture | MIPS32 microAptiv (32-bit) |
| Family | PIC32MZ Graphics (DAK/DAL/DAR/DAS) |
| Maximum Core Frequency | 200 MHz |
| Program Flash Memory | 1 MB (1M x 8) |
| SRAM | 640 KB |
| External Memory Support | 32 MB or 128 MB DDR2 DRAM |
| Graphics Controller | Integrated 2D engine + Graphics Processor |
| ADC | 12-bit, 18 MSPS, up to 45 analog inputs |
| USB | USB 2.0 High-Speed OTG |
| CAN | 2x CAN 2.0b |
| 封裝 | 176-LQFP (20x20 mm) with Exposed Pad |
| Operating Voltage | 1.8 V (core), 3.3 V (I/O) |
| 工作溫度 | -40C to +85C (Industrial) |
| 安裝類型 | Surface Mount |
| MSL 等級 | 3 (168 hours) |
| RoHS 狀態 | Compliant |
| Lead-Free | Yes |
PIC32MZ1025DAS176T-I/2J 腳位配置
| 腳位 1 | RD0 — GPIO / ICD Data |
| 腳位 2 | RD1 — GPIO / ICD Clock |
| 腳位 3 | RD2 — GPIO |
| 腳位 4 | RD3 — GPIO |
| 腳位 5 | RD4 — GPIO |
| 腳位 6 | RD5 — GPIO |
| 腳位 7 | RD6 — GPIO |
| 腳位 8 | RD7 — GPIO |
| 腳位 9 | RC0 — GPIO / AN0 |
| 腳位 10 | RC1 — GPIO / AN1 |
| 腳位 11 | RC2 — GPIO / AN2 |
| 腳位 12 | VSS — Ground |
| 腳位 13 | VDD — Digital supply 3.3V |
| 腳位 14 | RC3 — GPIO / AN3 |
| 腳位 15 | RC4 — GPIO / AN4 |
| 腳位 16 | RC5 — GPIO / AN5 |
| 腳位 17 | RC6 — GPIO / AN6 |
| 腳位 18 | RC7 — GPIO / AN7 |
| 腳位 19 | VSS — Ground |
| 腳位 20 | VDD — Digital supply 3.3V |
| 腳位 21 | RA0 — GPIO / AN8 |
| 腳位 22 | RA1 — GPIO / AN9 |
| 腳位 23 | RA2 — GPIO / AN10 |
| 腳位 24 | RA3 — GPIO / AN11 |
| 腳位 25 | RA4 — GPIO / AN12 |
| 腳位 26 | RA5 — GPIO / AN13 |
| 腳位 27 | RA6 — GPIO / AN14 |
| 腳位 28 | RA7 — GPIO / AN15 |
| 腳位 29 | VSS — Ground |
| 腳位 30 | VDD — Digital supply 3.3V |
| 腳位 31 | RB0 — GPIO / AN16 |
| 腳位 32 | RB1 — GPIO / AN17 |
| 腳位 33 | RB2 — GPIO / AN18 |
| 腳位 34 | RB3 — GPIO / AN19 |
| 腳位 35 | RB4 — GPIO / AN20 |
| 腳位 36 | RB5 — GPIO / AN21 |
| 腳位 37 | RB6 — GPIO / AN22 |
| 腳位 38 | RB7 — GPIO / AN23 |
| 腳位 39 | RB8 — GPIO / AN24 |
| 腳位 40 | RB9 — GPIO / AN25 |
| 腳位 41 | RB10 — GPIO / AN26 |
| 腳位 42 | RB11 — GPIO / AN27 |
| 腳位 43 | RB12 — GPIO / AN28 |
| 腳位 44 | RB13 — GPIO / AN29 |
| 腳位 45 | RB14 — GPIO / AN30 |
| 腳位 46 | RB15 — GPIO / AN31 |
| 腳位 47 | VSS — Ground |
| 腳位 48 | VDD — Digital supply 3.3V |
| 腳位 49 | RE0 — GPIO / AN32 |
| 腳位 50 | RE1 — GPIO / AN33 |
| 腳位 51 | RE2 — GPIO / AN34 |
| 腳位 52 | RE3 — GPIO / AN35 |
| 腳位 53 | RE4 — GPIO / AN36 |
| 腳位 54 | RE5 — GPIO / AN37 |
| 腳位 55 | RE6 — GPIO / AN38 |
| 腳位 56 | RE7 — GPIO / AN39 |
| 腳位 57 | RF0 — GPIO / AN40 |
| 腳位 58 | RF1 — GPIO / AN41 |
| 腳位 59 | RF2 — GPIO / AN42 |
| 腳位 60 | RF3 — GPIO / AN43 |
| 腳位 61 | RF4 — GPIO / AN44 |
| 腳位 62 | RF5 — GPIO / AN45 |
| 腳位 63 | VSS — Ground |
| 腳位 64 | VDD — Digital supply 3.3V |
| 腳位 65 | RG0 — GPIO / DDR2 related |
| 腳位 66 | RG1 — GPIO / DDR2 related |
| 腳位 67 | RG2 — GPIO / DDR2 related |
| 腳位 68 | RG3 — GPIO / DDR2 related |
| 腳位 69 | RG4 — GPIO / DDR2 related |
| 腳位 70 | RG5 — GPIO / DDR2 related |
| 腳位 71 | RG6 — GPIO / DDR2 related |
| 腳位 72 | RG7 — GPIO / DDR2 related |
| 腳位 73 | RG8 — GPIO / DDR2 related |
| 腳位 74 | RG9 — GPIO / DDR2 related |
| 腳位 75 | RG10 — GPIO / DDR2 related |
| 腳位 76 | RG11 — GPIO / DDR2 related |
| 腳位 77 | RG12 — GPIO / DDR2 related |
| 腳位 78 | RG13 — GPIO / DDR2 related |
| 腳位 79 | RG14 — GPIO / DDR2 related |
| 腳位 80 | RG15 — GPIO / DDR2 related |
| 腳位 81 | VSS — Ground |
| 腳位 82 | VDD — Digital supply 3.3V |
| 腳位 83 | RH0 — GPIO / LCD data |
| 腳位 84 | RH1 — GPIO / LCD data |
| 腳位 85 | RH2 — GPIO / LCD data |
| 腳位 86 | RH3 — GPIO / LCD data |
| 腳位 87 | RH4 — GPIO / LCD data |
| 腳位 88 | RH5 — GPIO / LCD data |
| 腳位 89 | RH6 — GPIO / LCD data |
| 腳位 90 | RH7 — GPIO / LCD data |
| 腳位 91 | RH8 — GPIO / LCD data |
| 腳位 92 | RH9 — GPIO / LCD data |
| 腳位 93 | RH10 — GPIO / LCD data |
| 腳位 94 | RH11 — GPIO / LCD data |
| 腳位 95 | RH12 — GPIO / LCD data |
| 腳位 96 | RH13 — GPIO / LCD data |
| 腳位 97 | RH14 — GPIO / LCD data |
| 腳位 98 | RH15 — GPIO / LCD data |
| 腳位 99 | VSS — Ground |
| 腳位 100 | VDD — Digital supply 3.3V |
| 腳位 101 | RJ0 — GPIO / LCD control |
| 腳位 102 | RJ1 — GPIO / LCD control |
| 腳位 103 | RJ2 — GPIO / LCD control |
| 腳位 104 | RJ3 — GPIO / LCD control |
| 腳位 105 | RJ4 — GPIO / LCD control |
| 腳位 106 | RJ5 — GPIO / LCD control |
| 腳位 107 | RJ6 — GPIO / LCD control |
| 腳位 108 | RJ7 — GPIO / LCD control |
| 腳位 109 | RJ8 — GPIO / LCD control |
| 腳位 110 | RJ9 — GPIO / LCD control |
| 腳位 111 | RJ10 — GPIO / LCD control |
| 腳位 112 | RJ11 — GPIO / LCD control |
| 腳位 113 | VSS — Ground |
| 腳位 114 | VDD — Digital supply 3.3V |
| 腳位 115 | RK0 — GPIO / USB |
| 腳位 116 | RK1 — GPIO / USB |
| 腳位 117 | RK2 — GPIO / USB |
| 腳位 118 | RK3 — GPIO / USB |
| 腳位 119 | RK4 — GPIO / USB |
| 腳位 120 | RK5 — GPIO / USB |
| 腳位 121 | RK6 — GPIO / USB |
| 腳位 122 | RK7 — GPIO / USB |
| 腳位 123 | VSS — Ground |
| 腳位 124 | VDD — Digital supply 3.3V |
| 腳位 125 | RL0 — GPIO / CAN |
| 腳位 126 | RL1 — GPIO / CAN |
| 腳位 127 | RL2 — GPIO / CAN |
| 腳位 128 | RL3 — GPIO / CAN |
| 腳位 129 | RL4 — GPIO / CAN |
| 腳位 130 | RL5 — GPIO / CAN |
| 腳位 131 | RL6 — GPIO / CAN |
| 腳位 132 | RL7 — GPIO / CAN |
| 腳位 133 | RL8 — GPIO |
| 腳位 134 | RL9 — GPIO |
| 腳位 135 | RL10 — GPIO |
| 腳位 136 | RL11 — GPIO |
| 腳位 137 | VSS — Ground |
| 腳位 138 | VDD — Digital supply 3.3V |
| 腳位 139 | AVDD — Analog supply 3.3V |
| 腳位 140 | AVSS — Analog ground |
| 腳位 141 | DDR_VREF — DDR2 reference voltage |
| 腳位 142 | DDR_VDD — DDR2 supply |
| 腳位 143 | DDR_VSS — DDR2 ground |
| 腳位 144 | DDR_DQ0 — DDR2 data line 0 |
| 腳位 145 | DDR_DQ1 — DDR2 data line 1 |
| 腳位 146 | DDR_DQ2 — DDR2 data line 2 |
| 腳位 147 | DDR_DQ3 — DDR2 data line 3 |
| 腳位 148 | DDR_DQ4 — DDR2 data line 4 |
| 腳位 149 | DDR_DQ5 — DDR2 data line 5 |
| 腳位 150 | DDR_DQ6 — DDR2 data line 6 |
| 腳位 151 | DDR_DQ7 — DDR2 data line 7 |
| 腳位 152 | VSS — Ground |
| 腳位 153 | VDD — Digital supply 3.3V |
| 腳位 154 | DDR_DQ8 — DDR2 data line 8 |
| 腳位 155 | DDR_DQ9 — DDR2 data line 9 |
| 腳位 156 | DDR_DQ10 — DDR2 data line 10 |
| 腳位 157 | DDR_DQ11 — DDR2 data line 11 |
| 腳位 158 | DDR_DQ12 — DDR2 data line 12 |
| 腳位 159 | DDR_DQ13 — DDR2 data line 13 |
| 腳位 160 | DDR_DQ14 — DDR2 data line 14 |
| 腳位 161 | DDR_DQ15 — DDR2 data line 15 |
| 腳位 162 | DDR_A0 — DDR2 address line 0 |
| 腳位 163 | DDR_A1 — DDR2 address line 1 |
| 腳位 164 | DDR_A2 — DDR2 address line 2 |
| 腳位 165 | DDR_A3 — DDR2 address line 3 |
| 腳位 166 | DDR_A4 — DDR2 address line 4 |
| 腳位 167 | DDR_A5 — DDR2 address line 5 |
| 腳位 168 | DDR_A6 — DDR2 address line 6 |
| 腳位 169 | DDR_A7 — DDR2 address line 7 |
| 腳位 170 | DDR_A8 — DDR2 address line 8 |
| 腳位 171 | DDR_A9 — DDR2 address line 9 |
| 腳位 172 | DDR_A10 — DDR2 address line 10 |
| 腳位 173 | DDR_A11 — DDR2 address line 11 |
| 腳位 174 | DDR_A12 — DDR2 address line 12 |
| 腳位 175 | DDR_BA0 — DDR2 bank address 0 |
| 腳位 176 | DDR_BA1 — DDR2 bank address 1 |
| 腳位 EP | EP — Exposed thermal pad (VSS) |
典型應用
PIC32MZ1025DAS176T-I/2J 適用於 6 應用s: Industrial HMI Touch Panel, Home Automation Control Panel, Automotive Infotainment Cluster Display, Medical Device Graphical UI, Point-of-Sale (POS) Terminal, Industrial IoT Edge Gateway.
Industrial HMI Touch Panel
The PIC32MZ1025DAS176T-I/2J is well-suited for industrial human-machine-interface (HMI) touch panels driving 4.3-inch to 7-inch TFT-LCDs. Its integrated Graphics Controller and Graphics Processor accelerate 2D rendering (line draw, blit, alpha blending) at the 200MHz MIPS32 microAptiv core, while the dedicated DDR2 controller supports 32MB or 128MB external SDRAM for double-buffered framebuffers. The 12-bit 18MSPS ADC with up to 45 inputs handles resistive touch-screen sensing and analog front-end channels. Placed at the heart of the panel, it runs Microchip's MPLAB Harmony graphics library, replacing external GPU ASICs and reducing BOM cost versus MPU+Linux designs. With USB 2.0 High-Speed and dual CAN 2.0b, it connects to factory PLCs and supervisory SCADA systems.
推薦
Home Automation Control Panel
For wall-mounted home-automation control panels with TFT-LCD touchscreens, the PIC32MZ1025DAS176T-I/2J delivers the right balance of graphics performance and peripheral integration. The 200MHz MIPS core runs the UI stack while the integrated Graphics Processor handles widget composition; the 1MB Flash and 640KB SRAM comfortably fit MQTT, Wi-Fi provisioning, and HVAC logic. The DDR2 controller (32MB or 128MB) supports fluid menu transitions and icon caching. USB 2.0 High-Speed and dual CAN connect to smart-home gateways, while the 45-input ADC monitors analog sensors (temperature, light, humidity). Unlike a Raspberry-Pi-class application processor, this part requires no Linux and no external GPU, keeping BOM and power consumption low.
推薦
Automotive Infotainment Cluster Display
The PIC32MZ1025DAS176T-I/2J serves as the main MCU behind small-form-factor automotive infotainment cluster displays and HVAC control panels. The integrated 2D Graphics Processor accelerates gauge rendering and animated icons for TFT-LCDs in the 3.5-inch to 5-inch range, while the MIPS32 microAptiv core at 200MHz runs real-time CAN message handling for vehicle bus integration. The 176-LQFP industrial-grade temperature range (-40C to +85C) covers cabin environments; designers targeting under-hood -40C to +125C should select the AEC-Q100 qualified PIC32MZ DA variant. Dual CAN 2.0b interfaces natively connect to vehicle powertrain and body networks without an external transceiver MCU.
推薦
Medical Device Graphical UI
For bedside patient monitors, infusion pump displays, and diagnostic instrument front panels, the PIC32MZ1025DAS176T-I/2J provides the deterministic MIPS performance and integrated graphics needed for real-time waveform rendering. The 12-bit 18MSPS ADC captures analog physiological signals (ECG, SpO2) directly without an external ADC ASIC; the Graphics Processor renders waveforms and parameter readouts at 200MHz without flicker. The 640KB SRAM plus DDR2 framebuffer space supports multi-trace display without compression artifacts. USB 2.0 High-Speed interfaces to host PCs for data export. The 176-LQFP package's exposed thermal pad aids heat dissipation in fan-less medical enclosures.
推薦
Point-of-Sale (POS) Terminal
The PIC32MZ1025DAS176T-I/2J is appropriate for POS terminals requiring a color TFT-LCD user interface plus integrated peripherals. The integrated Graphics Controller drives menu screens and transaction summaries at 200MHz; the DDR2 controller supports splash screens, multilingual fonts, and bitmap caching. USB 2.0 High-Speed handles barcode scanner and receipt-printer connections; the dual CAN bus connects to back-office peripherals. The 1MB Flash stores firmware and resource tables; 640KB SRAM keeps active UI state without external memory thrashing. Designers benefit from MPLAB Harmony's TCP/IP and USB stacks, accelerating certification for retail deployments.
推薦
Industrial IoT Edge Gateway
The PIC32MZ1025DAS176T-I/2J supports industrial IoT edge gateways that aggregate sensor data and present it on local TFT-LCD dashboards. The 45-input 12-bit ADC reads analog field sensors; the Graphics Processor renders real-time charts; the DDR2 controller supports historical data buffers. Dual CAN 2.0b interfaces to Modbus/CANopen fieldbuses, while USB 2.0 High-Speed and Ethernet (via external PHY) connect to the cloud. The MIPS32 microAptiv core's deterministic interrupt response suits real-time control loops. The 176-LQFP package and -40C to +85C range suit DIN-rail and field-mounted installations.
推薦
推薦產品摘要
工程參考資料，適用於 PIC32MZ1025DAS176T-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 | PIC32MZ1025DAS176-I/2J | PIC32MZ1025DAR176-V/2J | PIC32MZ1025DAL176-I/2J | PIC32MZ1025DAB176T-I/2J |
|---|---|---|---|---|---|
| Package | 176-LQFP (20x20) with EP | 176-LQFP (20x20) with EP - same | 176-LQFP (20x20) with EP - same | 176-LQFP (20x20) with EP - same | 176-LQFP (20x20) with EP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Frequency | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 200 MHz |
| Graphics Controller | Integrated 2D GPU | Integrated 2D GPU | Integrated 2D GPU | Integrated 2D GPU | Integrated 2D GPU |
| USB 2.0 HS | Yes | Yes | Yes | Yes | Yes |
| Temperature Range | -40C to +85C (Industrial) | -40C to +85C | -40C to +105C (V grade) | -40C to +85C | -40C to +85C |
| Packaging Format | Tape & Reel | Tray | Tray | Tray | Tape & Reel |
主要差異化特點
- Integrated Graphics Controller and Graphics Processor (對比PIC32MX795F512L)
- Dedicated external DDR2 memory controller (對比PIC32MX775F512L)
- USB 2.0 High-Speed OTG (對比PIC32MX664F128L)
- 45 analog inputs at 18 MSPS (對比PIC32MX795F512L)
設計說明
The external DDR2 controller on PIC32MZ1025DAS176T-I/2J requires strict PCB layout discipline. Per Microchip Family Reference Manual, route DDR2 signals with matched trace lengths within +/-25 mils, controlled 50-ohm single-ended impedance for DQ/Addr/control lines, and 100-ohm differential for clock pairs. Place the DDR2 SDRAM as close as possible to the MCU with the shortest vias. Use a 4-layer PCB minimum with a solid ground plane under the DDR2 routing area. Failure to follow these guidelines will cause intermittent write/read failures and framebuffer corruption at 200MHz operation.
Estimated: At maximum 200MHz operation with graphics engine and USB HS active, the PIC32MZ1025DAS176T-I/2J core power dissipation is approximately 1.0W-1.2W. The 176-LQFP with exposed pad (EP) has a typical theta_JA of 18 C/W when the EP is soldered to a 4-layer PCB with a 100mm² copper pour, giving a junction temperature rise of ~22C above ambient. Always solder the EP to a continuous copper pour (not a thermal-relief pad) for maximum heat transfer. For sealed enclosures without airflow, derate to 150MHz or add external airflow.
Three common pitfalls when designing with PIC32MZ1025DAS176T-I/2J: (1) Forgetting the 1.8V core voltage regulator - the part requires a separate 1.8V rail derived from the 3.3V supply; Microchip recommends the MCP1725 or TC2117 LDO. (2) Configuring the DDR2 controller timing without consulting the PIC32MZ DA Family Reference Manual - default values may not match the chosen DDR2 SDRAM speed grade. (3) Driving the LCD backlight directly from a GPIO - the GPIO source current is insufficient; use a dedicated LED driver like the MCP1642B or MIC2295 to drive backlight LEDs.
Power supply design must account for peak transient currents. The PIC32MZ1025DAS176T-I/2J with graphics engine and DDR2 active can draw peak currents up to 250mA on the 3.3V rail and up to 350mA on the 1.8V core rail during DMA bursts. Place 10uF bulk + 0.1uF ceramic decoupling within 5mm of each VDD pin pair. Add a 22uF bulk capacitor near the DDR2 SDRAM VDD rail. Per Microchip hardware design checklist, never power the core before the I/O rail - sequence 3.3V first, then 1.8V to avoid latch-up.
合規資訊
RoHS compliant per Microchip product page. Standard industrial grade (-40C to +85C); not AEC-Q100 qualified - use AEC-Q100 automotive variants for under-hood applications.
