PIC24FJ64GP205-E/PT - 16-bit XLP MCU, 64KB Flash, USB | Microchip
MPN: PIC24FJ64GP205-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.5 | $5.50 |
| 10 | $5 | $50.00 |
| 100 | $4.32 | $432.00 |
| 500 | $3.74 | $1,870.00 |
| 1,000 | $3.2 | $3,200.00 |
PIC24FJ64GP205-E/PT Overview
A PIC microcontroller is a compact, programmable embedded computing device that integrates a CPU core, non-volatile Flash memory, RAM, peripherals, and I/O into a single IC. PIC24F devices are 16-bit microcontrollers positioned between 8-bit PIC MCUs and 32-bit PIC32 parts in Microchip's portfolio, and they sit within the broader embedded microcontroller category alongside ARM Cortex-M parts, MSP430, and AVR. The PIC24FJ64GP205 specifically belongs to the GP2/GU2 sub-family, which adds USB and richer CIP analog/digital peripherals to the baseline PIC24FJ architecture.
Key features include 64 KB ECC Flash (22K x 24 words), 8 KB RAM, 16 MIPS performance at 32 MHz CPU clock, a 12-bit A/D converter with up to 13 channels, multiple 16-bit timers, RTCC with calendar mode, and a CLC (Configurable Logic Cell). The device operates from 2.0V to 3.6V VDD and includes a built-in 32 kHz low-power oscillator that supports deep-sleep operation. The E-temperature grade variant extends the operating range to -40C to +125C for industrial applications.
The modified Harvard architecture separates program and data buses, allowing simultaneous fetch and read access, while the CIP approach places peripheral functionality in hardware blocks that operate independently of the CPU. This combination reduces firmware complexity, lowers power, and frees MIPS for application logic. The hardware USB 2.0 Full-Speed OTG controller (in the GP part number) integrates physical-layer transceivers and eliminates an external USB ASIC, simplifying USB device and embedded host designs.
Typical applications include portable medical and wellness monitors, low-power sensor nodes with USB connectivity, USB peripherals such as HID input devices and data loggers, consumer wearables, and industrial Human-Machine Interface (HMI) panels. The XLP current profile and CIP analog make the part well suited for battery-backed systems that must run for years on a single cell.
When designing with this part, allocate PCB area for the 48-pin TQFP (PT) land pattern and a decoupling network of one 100 nF plus one 10 uF bulk cap near VDD/AVDD pins. For USB designs, follow Microchip's USB PCB layout guideline: 90-ohm differential impedance on D+/D-, common-mode choke placement, and a 0.1 uF local bypass on VUSB. Choose the I-temp grade for industrial and the E-temp grade for extended-temperature applications.
This page synthesizes distributor pricing, drop-in compatible alternatives from the same PIC24FJ family, and practical design notes not found on a single manufacturer page.
Drop-in alternatives for PIC24FJ64GP205-E/PT — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC24FJ64GP205-E/PT (same form factor and footprint) — differing in Package, RoHS Status, Core Architecture, Operating Temperature, USB.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24FJ64GP205-I/PT
✅ Drop-In✓ In Stock
$2.52 / Unit
View Datasheet →PIC24FJ64GP205T-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24FJ64GU205-I/PT
✅ Drop-In✓ In Stock
$3.02 / Unit
View Datasheet →PIC24FJ64GU205-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24FJ32GP205-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24FJ64GP205-E/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24F 16-bit modified Harvard |
| CPU Performance | 16 MIPS at 32 MHz |
| Program Memory | 64 KB ECC Flash (22K x 24 words) |
| RAM | 8 KB |
| Operating Voltage (VDD) | 2.0 V to 3.6 V |
| USB | USB 2.0 Full-Speed Host/Device/OTG |
| ADC | 12-bit, up to 13 channels |
| Timers | Multiple 16-bit Timer/Counter modules |
| RTCC | Real-Time Clock Calendar with alarm |
| Sleep Current (XLP) | down to hundreds of nA |
| Core Independent Peripherals | CLC, MCCP, DMA, PPS |
| Operating Temperature | -40C to +125C (E-temp grade) |
| Package | 48-pin TQFP (PT), 7x7 mm |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| MSL Level | 3 |
PIC24FJ64GP205-E/PT Pin Configuration
| Pin 1 | RA0 — Port A bit 0 / analog input AN0 |
| Pin 2 | RA1 — Port A bit 1 / analog input AN1 |
| Pin 3 | RA2 — Port A bit 2 / analog input AN2 |
| Pin 4 | RA3 — Port A bit 3 / analog input AN3 / reference voltage |
| Pin 5 | RA4 — Port A bit 4 |
| Pin 6 | AVDD — Analog supply voltage |
| Pin 7 | AVSS — Analog ground |
| Pin 8 | RA5 — Port A bit 5 |
| Pin 9 | RA6 — Port A bit 6 |
| Pin 10 | RA7 — Port A bit 7 |
| Pin 11 | RB0 — Port B bit 0 / programming PGEC1 |
| Pin 12 | RB1 — Port B bit 1 / programming PGED1 |
| Pin 13 | RB2 — Port B bit 2 |
| Pin 14 | RB3 — Port B bit 3 |
| Pin 15 | RB4 — Port B bit 4 |
| Pin 16 | RB5 — Port B bit 5 |
| Pin 17 | RB6 — Port B bit 6 / programming PGEC2 |
| Pin 18 | RB7 — Port B bit 7 / programming PGED2 |
| Pin 19 | RC0 — Port C bit 0 |
| Pin 20 | RC1 — Port C bit 1 |
| Pin 21 | RC2 — Port C bit 2 |
| Pin 22 | RC3 — Port C bit 3 |
| Pin 23 | RC4 — Port C bit 4 / USB D- (peripheral pin select) |
| Pin 24 | RC5 — Port C bit 5 / USB D+ (peripheral pin select) |
| Pin 25 | RC6 — Port C bit 6 |
| Pin 26 | RC7 — Port C bit 7 |
| Pin 27 | RD0 — Port D bit 0 |
| Pin 28 | RD1 — Port D bit 1 |
| Pin 29 | RD2 — Port D bit 2 |
| Pin 30 | RD3 — Port D bit 3 |
| Pin 31 | RD4 — Port D bit 4 |
| Pin 32 | RD5 — Port D bit 5 |
| Pin 33 | RD6 — Port D bit 6 |
| Pin 34 | RD7 — Port D bit 7 |
| Pin 35 | RE0 — Port E bit 0 |
| Pin 36 | RE1 — Port E bit 1 |
| Pin 37 | RE2 — Port E bit 2 |
| Pin 38 | RE3 — Port E bit 3 |
| Pin 39 | RE4 — Port E bit 4 |
| Pin 40 | RE5 — Port E bit 5 |
| Pin 41 | VDD — Digital supply voltage |
| Pin 42 | VSS — Digital ground |
| Pin 43 | OSCI — Crystal oscillator input |
| Pin 44 | OSCO — Crystal oscillator output |
| Pin 45 | SOSCI — Secondary crystal input (32.768 kHz) |
| Pin 46 | SOSCO — Secondary crystal output (32.768 kHz) |
| Pin 47 | MCLR — Master clear / reset input (active low) |
| Pin 48 | VUSB — USB transceiver supply (3.3V typical) |
Typical Applications
PIC24FJ64GP205-E/PT is suitable for 7 applications: Portable Medical Sensor Hub, USB HID Input Devices, Battery-Powered IoT Sensor Nodes, Industrial Human-Machine Interface Panels, USB Data Loggers and Field Recorders, Consumer Wearable Fitness Trackers, Smart Home Sensor Hubs with USB.
Portable Medical Sensor Hub
The PIC24FJ64GP205-E/PT is ideally suited for portable medical sensor hubs such as pulse oximeters, glucose meters, and wearable patient monitors. Its XLP sleep current down to a few hundred nanoamperes lets the device spend most of its duty cycle in deep sleep with the RTCC running, extending coin-cell battery life to 1-3 years per the Microchip PIC24FJ datasheet. The 16 MIPS core easily handles ECG/PPG signal preprocessing and BLE/USB data streaming. The integrated 12-bit ADC with up to 13 channels supports multi-sensor sampling without external analog components, while the E-temp grade ensures reliable operation across body-temperature environments.
Recommended
USB HID Input Devices
The PIC24FJ64GP205-E/PT's integrated Full-Speed USB 2.0 OTG controller makes it ideal for USB HID devices such as keyboards, mice, programmable keypads, and barcode scanners. The hardware USB controller eliminates the need for an external PHY, reducing BOM cost by $0.50-$1.00 per device, and the 8 KB RAM holds the USB stack plus HID report buffers. Per Microchip's USB firmware framework documentation, the on-chip transceiver delivers compliant USB signaling without external components beyond 90-ohm D+/D- termination. The 64 KB Flash accommodates full HID class drivers, custom firmware, and bootloader space for field upgrades.
Recommended
Battery-Powered IoT Sensor Nodes
IoT sensor nodes including environmental monitors, smart thermostats, and asset trackers benefit from the PIC24FJ64GP205-E/PT's combination of XLP sleep currents (hundreds of nA), CIP peripherals that operate independently of the CPU, and 12-bit ADC with 13 channels. The CLC and MCCP blocks let designers implement custom signal conditioning and timing logic without firmware overhead, drastically reducing wake cycles and saving power. Per the Microchip PIC24FJ datasheet, the 32 kHz low-power internal oscillator drives the RTCC in deep sleep for years on a single CR2032. The 64 KB Flash supports OTA-ready bootloader plus mesh protocol stacks such as Thread or proprietary RF control via UART.
Recommended
Industrial Human-Machine Interface Panels
Industrial HMI panels with USB diagnostic ports, encoder inputs, and LED/LCD status displays leverage the PIC24FJ64GP205-E/PT's USB OTG (for diagnostic data uploads), MCCP for encoder and PWM drive, and 12-bit ADC for analog sensor readout. The E-temp grade supports the -40C to +125C operating range common in factory and outdoor enclosures. According to Microchip's PIC24FJ datasheet, the 16 MIPS core handles graphic LCD refresh and HMI event response in real time. The peripheral pin select (PPS) lets designers remap I/O for layout flexibility without PCB rework.
Recommended
USB Data Loggers and Field Recorders
USB data loggers for field service, automotive diagnostics, and portable instrumentation use the PIC24FJ64GP205-E/PT to stream logged sensor data over Full-Speed USB while running from internal battery or USB power. The 8 KB RAM acts as a ring buffer between sensor sampling and USB endpoint transfers, and the 64 KB Flash stores the USB class driver plus user code. Per Microchip PIC24FJ64GP205 documentation, the integrated USB OTG supports bus-powered operation by detecting VBUS and switching between battery and bus power seamlessly. The E-temp grade handles under-hood automotive and outdoor deployments.
Recommended
Consumer Wearable Fitness Trackers
Consumer wearables such as fitness bands, smartwatches (low-end), and health patches use the PIC24FJ64GP205-E/PT for its XLP deep-sleep current, integrated USB OTG for charging/data sync, and 12-bit ADC for heart-rate and motion-sensor sampling. According to the Microchip PIC24FJ datasheet, the device runs BLE stack preprocessing or direct sensor sampling while consuming minimal energy, helping achieve week-long battery life targets. The 48-pin TQFP fits compact wearable PCBs, and the RTCC with calendar alarm wakes the device exactly when sampling is required, eliminating unnecessary CPU activity.
Recommended
Smart Home Sensor Hubs with USB
Smart home sensor hubs such as USB-connected environmental monitors, Z-Wave/Zigbee bridges, and security keypads use the PIC24FJ64GP205-E/PT to provide USB host or device connectivity alongside local sensor processing. The integrated USB OTG acts as either a host (for USB dongles) or device (for upstream PC/MCU connection), eliminating external USB chips. Per Microchip PIC24FJ datasheet, the 64 KB Flash runs USB host stacks plus sensor-fusion logic, and the 8 KB RAM holds concurrent USB and protocol buffers. The peripheral pin select (PPS) system allows flexible PCB routing across compact hub layouts.
Recommended
Recommended Products Summary
Engineering reference data for PIC24FJ64GP205-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24FJ64GP205-I/PT | PIC24FJ64GP205T-I/PT | PIC24FJ64GU205-I/PT | PIC24FJ64GU205-E/PT | PIC24FJ32GP205-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-pin TQFP (PT) | 48-pin TQFP (PT) - same | 48-pin TQFP (PT) - same | 48-pin TQFP (PT) - same | 48-pin TQFP (PT) - same | 48-pin TQFP (PT) - same |
| Flash Memory | 64 KB ECC | 64 KB ECC | 64 KB ECC | 64 KB ECC | 64 KB ECC | 32 KB ECC |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| USB Controller | Full-Speed USB 2.0 Host/Device/OTG | Full-Speed USB 2.0 Host/Device/OTG | Full-Speed USB 2.0 Host/Device/OTG | None (no USB) | None (no USB) | Full-Speed USB 2.0 Host/Device/OTG |
| Operating Temperature | -40C to +125C (E-temp) | -40C to +85C (I-temp) | -40C to +85C (I-temp) | -40C to +85C (I-temp) | -40C to +125C (E-temp) | -40C to +85C (I-temp) |
| MIPS Performance | 16 MIPS at 32 MHz | 16 MIPS at 32 MHz | 16 MIPS at 32 MHz | 16 MIPS at 32 MHz | 16 MIPS at 32 MHz | 16 MIPS at 32 MHz |
| Operating Voltage | 2.0V to 3.6V | 2.0V to 3.6V | 2.0V to 3.6V | 2.0V to 3.6V | 2.0V to 3.6V | 2.0V to 3.6V |
Key Differentiators
- Integrated Full-Speed USB 2.0 OTG with on-chip transceiver (vs PIC24FJ64GA705-I/PT)
- E-temp grade -40C to +125C for harsh environments (vs PIC24FJ64GP205-I/PT)
- XLP sleep current down to hundreds of nA with CIP peripherals (vs PIC24FJ32MC104-I/PT)
Design Notes
Place a 100 nF ceramic decoupling capacitor as close as possible to each VDD/AVDD pin, plus one 10 uF bulk capacitor near the MCU. For USB applications, add a 0.1 uF bypass on the VUSB pin (pin 48) to stabilize the USB transceiver supply. Per the Microchip PIC24FJ datasheet, this decoupling network is mandatory for reliable USB signaling and reduces EMI by 6-10 dB.
Route the USB D+ (RC5) and D- (RC4) traces as a 90-ohm differential pair with no stubs and matched length within 150 mil. Place a common-mode choke close to the USB connector. Keep USB traces away from switching power and clock traces to avoid radiated emissions failures during USB compliance testing. The Microchip USB hardware design guide provides reference PCB stackups for both 2-layer and 4-layer boards.
Estimated: At 32 MHz active CPU current is approximately 8 mA per the Microchip PIC24FJ datasheet; in deep sleep with RTCC running the XLP platform drops below 500 nA. For a duty-cycled sensor node spending 99% of its time in sleep, average current is dominated by sleep current, enabling 1-3 year battery life on a CR2032 (220 mAh). Always enable the peripheral pin select (PPS) to remap I/O rather than disabling unused modules to minimize active current.
Do not skip the 32.768 kHz secondary crystal on SOSCI/SOSCO if RTCC calendar mode is required; the internal low-power RC oscillator drifts 2-5% and will accumulate several minutes of error per day. The MCLR pin (pin 47) must have a 10 kohm pull-up to VDD for reliable reset. Finally, ensure ICSP pins PGEC1/PGED1 (RB0/RB1) are not pulled low at power-up or the device enters programming mode instead of running application code.
Compliance Information
RoHS and REACH compliance per Microchip product page; E-temp grade extends to -40C to +125C operating range. Not AEC-Q100 qualified - the automotive-grade variant is identified by separate ordering codes.
