PIC24FJ128DA106-I/MR - 16-bit MCU w/ Graphics & USB | Microchip
MPN: PIC24FJ128DA106-I/MR ✓ AktifPIC24FJ128DA106-I/MR Genel Bakış
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (Flash/RAM), and programmable peripherals. The PIC24F family uses Microchip's 16-bit modified Harvard architecture with a RISC instruction set, sitting between the 8-bit PIC16/PIC18 families and the 32-bit PIC32MX/dsPIC families. Microcontrollers are the backbone of embedded systems, handling everything from sensor reading to real-time control and now, increasingly, human-machine interface (HMI) rendering.
Key features of the PIC24FJ128DA106 include three dedicated graphics hardware acceleration units, a Color Look-Up Table (CLUT) supporting up to 256 entries, and resolutions up to 640x480 at 30 Hz / 16 bpp from external memory. The device integrates USB OTG, multiple serial interfaces (UART, SPI, I2C), a 16-channel 10-bit ADC, and 24 KB of RAM. The VQFN-64 9x9 mm footprint with exposed pad keeps the thermal resistance low for the device's modest power dissipation in display-driven applications.
Architecturally, the PIC24FJ128DA106 uses a 16-bit datapath with 24-bit instruction words and a deterministic 4-cycle instruction pipeline. The integrated graphics controller offloads line-drawing, block-move, and color-fill operations from the CPU, which is essential for smooth HMI performance on resource-constrained embedded cores. The combination of 128 KB Flash, 24 KB RAM, and a dedicated graphics engine is a deliberate balance targeting cost-sensitive GUI products.
Typical applications include 4.3-inch WQVGA human-machine interfaces, industrial control panels, medical patient monitors with graphical displays, USB-connected graphic data loggers, point-of-sale terminals, and consumer appliances with TFT/OLED UI. The USB OTG peripheral is particularly valuable for portable diagnostic or field-updatable display modules. Pin-compatible variants allow easy Flash/RAM scaling within the same PCB layout.
When designing with this part, allocate adequate PCB copper under the exposed pad for thermal dissipation and ground integrity. The graphics controller requires an external SDRAM interface for full 640x480 resolutions - confirm whether the application's resolution and color depth fit within the part's internal SRAM budget or require external memory expansion.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatifler için PIC24FJ128DA106-I/MR — aynı paket, pin-başına uyumlu. PCB yeniden montajı gerektiren farklı paket bileşenleri dışlanmıştır.
Bu Serideki Variantlar
Yedek parça uyumlu olan aynı serideki modeller PIC24FJ128DA106-I/MR (aynı form faktörü ve ayağa oturma) — farklı olan Package, Core Architecture, ADC, Timers, Family.
PIC24FJ256DA106-I/MR
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →PIC24FJ192DA106-I/MR
✅ Yerleştirme📋 Katalogda Olmayan Referans Alternatifi
PIC24FJ64DA106-I/MR
✅ Yerleştirme📋 Katalogda Olmayan Referans Alternatifi
PIC24FJ128GA106-I/MR
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →PIC24FJ128DA106-I/MR Maksimum Değerlendirmeler & Elektriksel Özellikler
| Core Architecture | PIC 16-bit (modified Harvard, RISC) |
| Family | PIC24F-DA |
| Program Memory (Flash) | 128 KB (43K x 24 instructions) |
| RAM | 24 KB |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Besleme Gerilimi | 2.5V / 3.3V |
| İşletim Sıcaklığı Aralığı | -40C to +85C (Industrial) |
| Paket | 64-pin VQFN (9x9 mm) with exposed pad |
| Montaj Türü | Surface Mount |
| Graphics Controller | Integrated (CLUT, 3x HW acceleration units) |
| Max Display Resolution | 640x480 at 30 Hz, 16 bpp (external memory) |
| Native WQVGA Support | 4.3" 480x272 |
| USB | USB 2.0 OTG (full-speed) |
| ADC | 10-bit, 16 channels |
| I/O Pins | 53 (approx) |
| MSL Seviyesi | 3 |
| RoHS Durumu | Compliant |
PIC24FJ128DA106-I/MR 64-pin vqfn (9x9 mm) with exposed pad Pin Yapısı Kılavuzu
PIC24FJ128DA106-I/MR (64-pin vqfn (9x9 mm) with exposed pad paket) için pin yapısı. Bu dijital IC, GPIO, iletişim arayüzleri (UART, SPI, I2C) ve güç pinleri içerir. Alternatif pin işlevleri ve yapılandırma seçenekleri için üretici veri kitapçığını referans alın. Tünel sistem tasarımı ve PCB yerleşimi için temel bir bileşendir.
Ayrıntılı pin çıkış verisi mevcut değil: PIC24FJ128DA106-I/MR.
Aşağıdaki veri sayfası tam pin konfigürasyonu için.
Tipik Uygulamalar
PIC24FJ128DA106-I/MR için uygundur 6 uygulamas: 4.3-inch WQVGA Human-Machine Interface, Industrial Control Panels, Medical Patient Monitors, USB-Connected Graphic Data Loggers, Point-of-Sale Terminals, Consumer Appliances with TFT UI.
4.3-inch WQVGA Human-Machine Interface
The PIC24FJ128DA106-I/MR is purpose-built for driving 4.3-inch WQVGA (480x272) TFT/OLED panels through its integrated graphics controller. With 128 KB Flash and 24 KB RAM, the device can store moderate-sized GUI code, font tables, and a small framebuffer, while the 3x HW acceleration units offload line draws, block moves, and color fills from the CPU. Designers can connect the on-chip graphics controller directly to TFT panels using the integrated RGB interface, eliminating external LCD controller ASICs. The 32 MHz CPU clock (16 MIPS) provides sufficient performance for menu rendering, button handling, and waveform/animation updates. For 4.3-inch WQVGA, the internal SRAM framebuffer suffices without external memory, which simplifies the BOM and reduces PCB area.
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Industrial Control Panels
Industrial control panels with graphical HMIs benefit from the PIC24FJ128DA106-I/MR's -40C to +85C industrial temperature range and integrated USB OTG for field-updatable firmware. The graphics controller drives monochrome or C-STN panels up to 640x480 with the help of external SDRAM, suitable for shop-floor operator panels showing process status, alarms, and trend lines. The 16-channel 10-bit ADC handles analog sensor inputs (4-20 mA loops via external conditioning, RTDs, thermistors) for closed-loop control. The multiple UART, SPI, and I2C peripherals interface with motor drivers, PLCs, and sensor networks. Microchip's IEC 61508 SIL-ready library support allows deployment in functional-safety-adjacent subsystems when paired with external supervision.
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Medical Patient Monitors
Portable patient monitors with graphical displays leverage the PIC24FJ128DA106-I/MR's USB OTG for bedside connectivity to PCs and EMR systems, while the integrated graphics engine renders waveforms (ECG, SpO2 plethysmograph) and numeric vital-sign readouts on TFT panels. The 24 KB RAM supports waveform history buffers without external memory, and the 16-channel ADC digitizes sensor signals at adequate rates for diagnostic-grade displays. The industrial temperature range covers the operating conditions typical in clinical environments, and the VQFN-64 9x9 mm package fits compact handheld form factors. Microchip's medical-grade documentation package (MDP) and IEC 60601-1 collateral help OEMs through regulatory submission when supplemented with proper isolation design.
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USB-Connected Graphic Data Loggers
Field-deployable graphic data loggers use the PIC24FJ128DA106-I/MR's USB OTG (device or host mode) to offload recorded data to USB flash drives or accept configuration from a PC, while the integrated graphics controller displays real-time trends and historical plots on a 4.3-inch WQVGA panel. The 128 KB Flash stores logging firmware plus small lookup tables, and 24 KB RAM provides buffer space for incoming sensor data before USB transfer. The industrial temperature range supports outdoor or cabinet-mounted deployments. Battery-powered operation is supported via the PIC24F family's nanoWatt sleep modes (<100 nA standby), allowing multi-month deployments on lithium cells when the display is duty-cycled.
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Point-of-Sale Terminals
Compact point-of-sale (POS) terminals integrate the PIC24FJ128DA106-I/MR to drive a customer-facing TFT display showing transaction details, advertisements, and QR codes, while USB OTG connects to barcode scanners, receipt printers, and PIN pads. The graphics controller's hardware acceleration renders QR codes and product images smoothly, and the 16 MIPS performance handles UI refresh alongside transaction logic. The VQFN-64 9x9 mm package fits within slim POS chassis, and the exposed pad simplifies thermal management in enclosed retail enclosures. Multiple UART/SPI peripherals provide expansion to NFC readers and cash-drawer kick-out circuits through external drivers.
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Consumer Appliances with TFT UI
Premium consumer appliances (smart ovens, espresso machines, robotic vacuums with mapping displays) use the PIC24FJ128DA106-I/MR to drive small TFT panels showing menus, status animations, and Wi-Fi configuration screens. The integrated graphics controller keeps BOM cost low versus PIC32 + external LCD controller solutions, and the USB OTG enables firmware updates and in-field diagnostics via a service technician's laptop. The 128 KB Flash stores UI assets including icons and language strings for localization. NanoWatt sleep modes support Energy Star standby requirements (<1 W standby), critical for appliance certifications in EU and US markets.
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Önerilen Ürünler Özeti
Mühendislik referans verileri: PIC24FJ128DA106-I/MR — karşılaştırma, tasarım rehberi ve uyumluluk bilgileri.
Seçim Kılavuzu
Alternatiflerle Karşılaştırma
| Parametre | Bu Ürün | PIC24FJ256DA106-I/MR | PIC24FJ192DA106-I/MR | PIC24FJ64DA106-I/MR | PIC24FJ128GA106-I/MR |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | VQFN-64 (9x9 mm) | VQFN-64 (9x9 mm) - same | VQFN-64 (9x9 mm) - same | VQFN-64 (9x9 mm) - same | VQFN-64 (9x9 mm) - same |
| Flash Memory | 128 KB | 256 KB | 192 KB | 64 KB | 128 KB |
| RAM | 24 KB | 24 KB | 24 KB | 8 KB | 16 KB |
| CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| Graphics Controller | Yes (integrated, CLUT, 3x HW accel) | Yes | Yes | Yes | No (low-power variant) |
| USB | USB 2.0 OTG | USB 2.0 OTG | USB 2.0 OTG | USB 2.0 OTG | USB 2.0 OTG |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
Ana Farklılayıcılar
- Integrated graphics controller eliminates external LCD ASIC (karşılaştırma:PIC24FJ128GA106-I/MR)
- Higher Flash density in same package (karşılaştırma:PIC24FJ64DA106-I/MR)
- USB OTG with device, host, and dual-role modes (karşılaştırma:PIC24FJ128GA106-I/MR)
Tasarım Notları
The VQFN-64 9x9 mm package has an exposed thermal pad that MUST be soldered to a PCB copper plane of at least 1 square inch for thermal relief. At maximum CPU activity (32 MHz with full peripheral bus), power dissipation can reach ~100 mW, which the package alone cannot dissipate without the pad copper. Place thermal vias in the pad area (typical 9-via array, 0.3 mm drill) connecting to an internal ground plane. The Microchip PIC24FJ128DA106 datasheet application section explicitly requires this layout for industrial temperature operation.
Route the TFT pixel clock and data signals as a matched-length bus with controlled impedance (typically 50 ohm single-ended). Keep the graphics controller pins grouped together on the PCB layer closest to the FPC connector to the display. Place 0.1 uF decoupling capacitors within 5 mm of every VDD pin, and a bulk 4.7-10 uF tantalum or ceramic cap near the IC supply input. The USB D+/D- lines require 33 ohm series resistors and a 90 ohm common-mode choke for full-speed OTG compliance per USB 2.0 spec.
Do not confuse the PIC24FJ128DA106 (graphics, DA family) with the PIC24FJ128GA106 (low-power, GA family) - they share the same VQFN-64 9x9 mm footprint but completely different feature sets. For applications needing only UART/SPI/I2C without graphics, choose the GA variant to access nanoWatt sleep modes. For applications needing graphics, the DA part is mandatory. Also verify that the IDEAL memory budget matches the GUI asset size: 24 KB RAM is sufficient for QVGA/WQVGA but tight for 640x480 framebuffers, which require external SDRAM and additional board complexity.
Place a 4.7 uF or greater bulk capacitor near the VBUS pin when using USB host mode (driving external USB devices), because the OTG controller's integrated charge pump can draw transient currents exceeding 100 mA during device enumeration. For device-only mode, the bulk capacitor may be omitted if the host supplies adequate upstream current. Keep the crystal/oscillator traces short and symmetric, and surround them with a ground guard ring to minimize EMI coupling to the high-speed pixel clock.
Uyumluluk Bilgisi
RoHS and lead-free compliance per Microchip product page; AEC-Q100 not applicable for industrial-grade MCU (automotive grade would be PIC24FJ128DA106-E/MR variant); conflict minerals reporting available in Microchip's annual CMRT.
