PIC24FJ64GU205T-I/PT - 16-bit 32MHz 64KB Flash USB MCU TQFP-48
N.º da peça: PIC24FJ64GU205T-I/PT ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $3.95 | $3,95 |
| 10 | $3.56 | $35,60 |
| 100 | $3.16 | $316,00 |
| 500 | $2.84 | $1.420,00 |
| 1.000 | $2.53 | $2.530,00 |
PIC24FJ64GU205T-I/PT Visão geral
What is a PIC24F microcontroller? A PIC24F is a 16-bit modified Harvard RISC microcontroller from Microchip's PIC24 family, sitting in the product hierarchy: microcontroller (MCU) -> embedded processor -> semiconductor device. PIC24F parts are designed for general-purpose low-power embedded applications and feature Core Independent Peripherals (CIPs) that perform tasks in hardware without CPU intervention, reducing active time and overall system power. The 'FJ' suffix denotes the XLP (eXtreme Low-Power) family and Flash program memory.
Key features include 16 MIPS performance at 32 MHz, a 12-bit 400 ksps ADC with up to 13 channels, three analog comparators, four 16-bit timers, configurable logic cells, multiple serial interfaces (I2C, SPI, UART), and a USB 2.0 Full-Speed transceiver with on-chip transceiver and internal pull-up. The device supports 1.8 V to 3.6 V operation with deep-sleep currents below 1 µA typical.
The PIC24FJ64GU205T-I/PT is well suited for USB Human Interface Devices (HID), sensor hubs, medical sensor patches, fitness wearables, and low-power IoT nodes where USB connectivity and battery life are both required. The integrated USB transceiver eliminates the need for an external PHY, simplifying PCB layout.
When designing with this device, allocate the VUSB and VBUS pins per datasheet recommendations and add 0.1 µF decoupling on each power pin. Configure PPS (Peripheral Pin Select) before enabling peripheral functions to avoid bus contention.
Alternativas drop-in para PIC24FJ64GU205T-I/PT — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com PIC24FJ64GU205T-I/PT (mesmo formato e footprint) — diferindo em Package, Core Architecture, Operating Temperature, ADC, Program Memory (Flash).
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC24FJ64GU205-I/PT
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$3.02 / unidade
Ver ficha técnica →PIC24FJ128GU406-I/PT
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$3.36 / unidade
Ver ficha técnica →PIC24FJ64GA705T-I/PT
✅ Drop-In✓ Em estoque
$2.55 / unidade
Ver ficha técnica →PIC24FJ64GB410T-I/PT
✅ Drop-In✓ Em estoque
$4.12 / unidade
Ver ficha técnica →PIC24FJ64GA705-I/PT
✅ Drop-In✓ Em estoque
$2.41 / unidade
Ver ficha técnica →PIC24FJ64GB106T-I/PT
✅ Drop-In✓ Em estoque
$3.86 / unidade
Ver ficha técnica →PIC24FJ64GU205T-I/PT Classificações máximas e características elétricas
| Core | PIC24F 16-bit RISC modified Harvard |
| Program Memory | 64 KB (22K x 24) Flash with ECC |
| RAM | 8 KB SRAM |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Operating Voltage | 1.8 V to 3.6 V |
| ADC | 12-bit, up to 400 ksps |
| Analog Comparators | 3 |
| USB | USB 2.0 Full-Speed Host/Device/OTG with internal transceiver |
| Timers | 4 x 16-bit, 1 x RTCC |
| PWM Outputs | Up to 6 (16-bit) |
| I/O Pins | Up to 42 (varies by package) |
| Communication Interfaces | I2C, SPI, UART, USB, I2S |
| CIPs (Core Independent Peripherals) | CLC, MCCP, CWG, RTCC |
| Deep Sleep Current | < 1 µA typical |
| Temperatura de operação | -40C to +85C (industrial) |
| Encapsulamento | 48-pin TQFP (7x7 mm) |
| Tipo de montagem | Surface Mount |
| Nível MSL | 3 (168 hours) |
| Status RoHS | Compliant |
| AEC-Q100 | Not qualified (industrial grade) |
Configuração de pinos do PIC24FJ64GU205T-I/PT
| Pino 1 | RA0 — General I/O / analog input AN0 |
| Pino 2 | RA1 — General I/O / analog input AN1 |
| Pino 3 | RA2 — General I/O / analog input AN2 |
| Pino 4 | RA3 — General I/O / analog input AN3 |
| Pino 5 | RA4 — General I/O |
| Pino 6 | VDD — Positive supply voltage |
| Pino 7 | VSS — Ground |
| Pino 8 | RA5 — General I/O |
| Pino 9 | RA6 — General I/O |
| Pino 10 | RA7 — General I/O |
| Pino 11 | RB0 — General I/O / programming PGED1 |
| Pino 12 | RB1 — General I/O / programming PGEC1 |
| Pino 13 | RB2 — General I/O |
| Pino 14 | RB3 — General I/O |
| Pino 15 | VBUS — USB VBUS sensing input |
| Pino 16 | VUSB — USB transceiver supply (3.3V) |
| Pino 17 | D+ — USB D+ data line |
| Pino 18 | D- — USB D- data line |
| Pino 19 | RB4 — General I/O |
| Pino 20 | RB5 — General I/O |
| Pino 21 | RB6 — General I/O |
| Pino 22 | RB7 — General I/O |
| Pino 23 | RC0 — General I/O |
| Pino 24 | RC1 — General I/O |
| Pino 25 | RC2 — General I/O |
| Pino 26 | RC3 — General I/O |
| Pino 27 | RC4 — General I/O |
| Pino 28 | RC5 — General I/O |
| Pino 29 | RC6 — General I/O |
| Pino 30 | RC7 — General I/O |
| Pino 31 | RD0 — General I/O |
| Pino 32 | RD1 — General I/O |
| Pino 33 | RD2 — General I/O |
| Pino 34 | RD3 — General I/O |
| Pino 35 | RD4 — General I/O |
| Pino 36 | RD5 — General I/O |
| Pino 37 | RD6 — General I/O |
| Pino 38 | RD7 — General I/O |
| Pino 39 | RE0 — General I/O |
| Pino 40 | RE1 — General I/O |
| Pino 41 | VCAP — Core voltage regulator output cap |
| Pino 42 | VDD — Positive supply voltage |
| Pino 43 | OSC1 — Crystal oscillator input |
| Pino 44 | OSC2 — Crystal oscillator output |
| Pino 45 | MCLR — Master clear reset input |
| Pino 46 | RA8 — General I/O |
| Pino 47 | RA9 — General I/O |
| Pino 48 | RA10 — General I/O |
Aplicações típicas
PIC24FJ64GU205T-I/PT é adequado para 7 aplicaçãos: USB Medical Sensor Devices, USB HID Wearable Devices, Industrial USB Data Loggers, USB IoT Sensor Hubs, USB Barcode Scanners and POS Terminals, USB Audio Class Headsets and Speakers, USB-C Power Delivery Controllers.
USB Medical Sensor Devices
The PIC24FJ64GU205T-I/PT is well-suited for USB-connected medical sensors such as pulse oximeters, glucose meters, and portable ECG monitors. The integrated USB 2.0 Full-Speed transceiver with on-chip PHY eliminates the need for an external PHY chip, reducing BOM cost and PCB area in compact medical enclosures. With 64 KB ECC Flash, the device supports application firmware plus USB class drivers (HID or CDC), while the 12-bit 400 ksps ADC handles sensor signal conditioning with adequate resolution for medical-grade measurements. The sub-1 µA deep-sleep current extends battery life between measurements, and the IEC 60730 Class B library support from Microchip accelerates functional safety compliance for medical IEC 60601 applications.
Recomendado
USB HID Wearable Devices
Wearable fitness trackers and HID input devices benefit from the PIC24FJ64GU205T-I/PT's integrated USB and eXtreme Low-Power features. The Core Independent Peripherals (CIPs) handle motion sensor sampling, button debouncing, and LED driving without waking the CPU, while deep-sleep currents below 1 µA extend coin-cell battery life. The USB HID class allows plug-and-play operation on Windows, macOS, and Linux without driver installation, ideal for consumer wearables. With 32 MHz performance (16 MIPS) and 8 KB RAM, the device comfortably handles sensor fusion algorithms while maintaining USB polling rates at 1 kHz.
Recomendado
Industrial USB Data Loggers
The PIC24FJ64GU205T-I/PT powers industrial USB data loggers for temperature, humidity, pressure, and vibration monitoring. The industrial temperature range (-40C to +85C) and 64 KB ECC Flash support deployment in factory environments where data integrity is critical. The integrated USB enables direct configuration and data download to a PC without programming cables, simplifying technician workflows. The 12-bit ADC with up to 13 channels allows direct connection to multiple analog sensors, while CIPs (CLC, MCCP) handle timer-based sampling autonomously. Compatible with FAT32 file system libraries for direct USB mass storage logging.
Recomendado
USB IoT Sensor Hubs
The PIC24FJ64GU205T-I/PT serves as a USB-attached sensor hub aggregating I2C and SPI sensors for IoT applications. The integrated USB Full-Speed provides up to 12 Mbps to the host, sufficient for streaming multi-sensor data to a PC or embedded gateway. With 4 I2C/SPI/UART interfaces plus configurable PPS (Peripheral Pin Select), the device can simultaneously connect to multiple sensors. The sub-1 µA deep-sleep current makes it suitable for USB-powered always-on devices that need to enter low-power states during idle periods. The 64 KB ECC Flash accommodates USB stack plus custom sensor drivers.
Recomendado
USB Barcode Scanners and POS Terminals
Point-of-sale barcode scanners and USB keyboards leverage the PIC24FJ64GU205T-I/PT's USB HID class support. The integrated USB transceiver eliminates the need for external PHY, reducing scanner BOM by $0.50-$1.00. The 32 MHz core supports USB polling at the standard 125 µs interval (8 kHz) for HID keyboards without missing keystrokes, while ample flash holds the USB HID stack and scanner firmware. Low-power modes extend battery life in wireless scanner cradles. The 48-pin TQFP provides sufficient I/O for scan engine interface, beeper, and LED indicators.
Recomendado
USB Audio Class Headsets and Speakers
USB audio peripherals such as headsets and conference speakerphones can be implemented on the PIC24FJ64GU205T-I/PT using the USB Audio Class 1.0 driver. The integrated USB Full-Speed (12 Mbps) supports 48 kHz mono audio with 16-bit resolution, sufficient for headset audio and speaker output. The I2S interface can connect to external DACs or codec ICs, while the CIPs handle sample-rate timing without CPU intervention. The deep-sleep mode helps meet standby power requirements for ENERGY STAR compliance in office audio equipment.
Recomendado
USB-C Power Delivery Controllers
The PIC24FJ64GU205T-I/PT can implement USB-C Source/Sink controllers using the integrated USB transceiver plus ADC for VBUS voltage monitoring. With 12-bit ADC accuracy (better than 0.1 V at 5 V VBUS) and sub-microamp sleep current, the device meets USB-C port-controller standby requirements. The Core Independent Peripherals (CLC, MCCP) implement USB-C BMC encoding/decoding in hardware, offloading the CPU. The 64 KB Flash holds the USB PD 3.0 stack plus application logic for smart power adapters and battery packs.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC24FJ64GU205T-I/PT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC24FJ64GU205-I/PT | PIC24FJ128GU406-I/PT | PIC24FJ64GA705T-I/PT | PIC24FJ64GB410T-I/PT |
|---|---|---|---|---|---|
| Package | 48-pin TQFP (7x7 mm) | 48-pin TQFP - same | 48-pin TQFP - same | 48-pin TQFP - same | 48-pin TQFP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory | 64 KB Flash | 64 KB Flash | 128 KB Flash | 64 KB Flash | 64 KB Flash |
| Integrated USB | Yes (USB 2.0 Full-Speed Host/Device/OTG) | Yes | Yes | No | No |
| Maximum CPU Speed | 32 MHz / 16 MIPS | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| Operating Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| ADC | 12-bit / 400 ksps | 12-bit / 400 ksps | 12-bit / 400 ksps | 12-bit / 400 ksps | 12-bit / 400 ksps |
| Deep Sleep Current | < 1 µA typical | < 1 µA | < 1 µA | < 1 µA | < 1 µA |
| Packaging | Tape & Reel | Tray | Tray | Tape & Reel | Tape & Reel |
Principais diferenciais
- Integrated USB 2.0 Full-Speed with on-chip PHY (vs PIC24FJ64GA705T-I/PT)
- Latest GU2 family Core Independent Peripherals (CIPs) (vs PIC24FJ64GB410T-I/PT)
- Sub-1 µA deep sleep with USB RAM retention (vs PIC24FJ64GB106T-I/PT)
Notas de projeto
Decouple each VDD pin with 0.1 µF ceramic capacitor placed within 3 mm of the pin, plus a bulk 1 µF to 10 µF tantalum or ceramic capacitor near the device. For USB applications, add 0.1 µF + 4.7 µF on VUSB (USB transceiver supply) per Microchip reference design. The VCAP pin requires a low-ESR 1 µF to 10 µF ceramic capacitor for the internal core voltage regulator. Improper decoupling causes erratic USB enumeration and ADC measurement noise.
Route the USB D+ and D- traces as a 90-ohm differential pair with trace lengths matched within 150 mils. Keep the pair as short as possible and isolated from high-frequency digital signals to maintain USB signal integrity. Place the VBUS sensing resistor divider near pin 15 with 0.1 µF bypass. For crystal oscillator (OSC1/OSC2), use short traces and surround the crystal with a ground pour to minimize EMI and ensure stable 32 MHz operation. Reference the Microchip PIC24FJ64GU205 Curiosity Nano board layout for an optimal reference.
Do not omit the MCLR pull-up resistor (typically 10 kΩ to VDD) - leaving MCLR floating causes unpredictable resets, especially in noisy environments. When using the integrated USB, ensure VUSB is connected to VDD through a ferrite bead or filter, and add the recommended bulk capacitance; otherwise the USB PHY may fail USB compliance tests. PPS (Peripheral Pin Select) must be configured before enabling peripheral functions to avoid bus contention and short circuits on shared pins.
For ADC accuracy, add a 100 nF + 10 µF RC filter on each analog power input (AVDD) and route analog ground (AVSS) as a separate net back to a star ground point. The 12-bit ADC achieves 400 ksps only when the source impedance is below 1 kΩ; add an op-amp buffer for higher-impedance sensors. Avoid switching digital signals near the analog inputs during ADC conversions to prevent digital crosstalk. Reference Microchip application note AN2695 for detailed ADC layout guidance on PIC24F parts.
Informações de conformidade
RoHS compliant per Microchip product page. Industrial grade (-40C to +85C), not AEC-Q100 qualified - choose PIC24FJ64GA705-E/PT or PIC24FJ automotive parts for vehicle applications. Lead-free reflow compatible per JEDEC J-STD-020.
