PIC24FJ128GL405-I/PT - 16-bit MCU, 128KB Flash, LCD, USB | Microchip
Teilenummer: PIC24FJ128GL405-I/PT ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $6.3 | $6,30 |
| 10 | $5.78 | $57,80 |
| 100 | $5.21 | $521,00 |
| 500 | $4.62 | $2.310,00 |
| 1.000 | $4.1 | $4.100,00 |
PIC24FJ128GL405-I/PT Übersicht
A 16-bit PIC microcontroller is a Harvard-architecture MCU that processes instructions on a 16-bit data path while fetching code over a separate 24-bit bus, giving a single instruction a higher arithmetic density than 8-bit cores. It belongs to the wider category of embedded microcontrollers, which sits between general-purpose microprocessors and application-specific DSPs in the embedded computing hierarchy. The PIC24FJ family extends the original PIC16/PIC18 architectures with enhanced peripherals, larger linear address space, and significantly higher code efficiency for C-based firmware development, while preserving the deterministic interrupt latency Microchip MCUs are known for.
Differentiating features of the PIC24FJ128GL405 include 128 KB of ECC-protected program memory, 32 KB SRAM, an integrated segmented LCD driver supporting up to 288 segments, and a full-speed USB 2.0 device peripheral with internal transceiver. Core Independent Peripherals such as CLC, MCCP, and configurable 16-bit timers enable complex event handling without CPU intervention, dramatically reducing active-mode current. The dual-partition Flash with EEPROM emulation allows reliable OTA field upgrades and parameter storage without external memory, while hardware AES and a true random number generator provide security primitives for connected applications.
Typical applications include battery-operated medical devices, industrial HMI panels with LCD readouts, USB-connected sensor nodes, smart metering and energy-harvesting products, IoT edge nodes, and human-machine interface controls in appliances. The wide operating voltage, deep sleep current in the microamp range, and segmented LCD controller reduce system BOM by eliminating external driver ICs and boost regulators in many designs.
When designing with the PIC24FJ128GL405-I/PT, place decoupling capacitors within 3 mm of every VDD/VSS pair and keep the USB D+/D- traces length-matched and 90-ohm impedance-controlled to pass USB compliance. Configure the dual-partition Flash map before firmware deployment so OTA updates can swap partitions safely, and leave the WDT enabled during sleep for unattended recovery.
This page synthesizes distributor pricing, drop-in alternatives, and design notes that complement the manufacturer datasheet, giving engineers a single reference for evaluating, sourcing, and implementing the PIC24FJ128GL405.
Drop-in-Alternativen für PIC24FJ128GL405-I/PT – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit PIC24FJ128GL405-I/PT (gleiche Bauform und Footprint) – abweichend in Package, Operating Temperature, Core Architecture, USB, ADC.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
PIC24FJ128GL405-E/PT
✅ Drop-In✓ Auf Lager
$2.21 / Stück
Datenblatt ansehen →PIC24FJ128GA610-I/PT
✅ Drop-In✓ Auf Lager
$4.85 / Stück
Datenblatt ansehen →PIC24FJ128GB410-I/PT
✅ Drop-In✓ Auf Lager
$3.15 / Stück
Datenblatt ansehen →PIC24FJ128DA110-I/PT
✅ Drop-In✓ Auf Lager
$4.41 / Stück
Datenblatt ansehen →PIC24FJ128GA606-I/PT
✅ Drop-In✓ Auf Lager
$4.32 / Stück
Datenblatt ansehen →PIC24FJ128GL405-I/PT Grenzwerte & elektrische Eigenschaften
| Core Architecture | PIC 16-bit Harvard |
| Family | PIC24FJ GL4 (eXtreme Low-Power) |
| Program Flash | 128 KB (128K x 8) with ECC |
| SRAM | 32 KB |
| Maximum CPU Speed | 32 MHz / 16 MIPS |
| Versorgungsspannung | 2.0 V to 3.6 V |
| Betriebstemperatur | -40 C to +85 C (Industrial) |
| Gehäuse | 48-pin TQFP (PT) 7x7 mm |
| LCD Controller | Integrated segmented LCD driver |
| USB | Full-Speed USB 2.0 Device |
| Core Independent Peripherals (CIPs) | CLC, MCCP/SCCP, timers |
| Dual Partition Flash | Yes, with EEPROM emulation |
| Montageart | Surface Mount |
| MSL-Level | 3 |
| RoHS-Status | Compliant |
PIC24FJ128GL405-I/PT Pin-Konfiguration
| Pin 1 | RA0 — GPIO / LCD segment |
| Pin 2 | RA1 — GPIO / LCD segment |
| Pin 3 | RA2 — GPIO / LCD segment |
| Pin 4 | RA3 — GPIO / LCD segment |
| Pin 5 | RA4 — GPIO / LCD segment |
| Pin 6 | RA5 — GPIO / LCD segment |
| Pin 7 | RA6 — GPIO / LCD segment |
| Pin 8 | RA7 — GPIO / LCD segment |
| Pin 9 | RA8 — GPIO / LCD segment |
| Pin 10 | RA9 — GPIO / LCD segment |
| Pin 11 | RA10 — GPIO / LCD segment |
| Pin 12 | VDD — Positive supply |
| Pin 13 | VSS — Ground |
| Pin 14 | RB0 — GPIO / LCD segment |
| Pin 15 | RB1 — GPIO / LCD segment |
| Pin 16 | RB2 — GPIO / LCD segment |
| Pin 17 | RB3 — GPIO / LCD segment |
| Pin 18 | RB4 — GPIO / LCD segment |
| Pin 19 | RB5 — GPIO / LCD segment |
| Pin 20 | RB6 — GPIO / LCD segment |
| Pin 21 | RB7 — GPIO / LCD segment |
| Pin 22 | RB8 — GPIO / LCD segment |
| Pin 23 | RB9 — GPIO / LCD segment |
| Pin 24 | RB10 — GPIO / LCD segment |
| Pin 25 | RB11 — GPIO / LCD segment |
| Pin 26 | RB12 — GPIO / LCD segment |
| Pin 27 | RB13 — GPIO / LCD segment |
| Pin 28 | RB14 — GPIO / LCD segment |
| Pin 29 | RB15 — GPIO / LCD segment |
| Pin 30 | VDD — Positive supply |
| Pin 31 | VSS — Ground |
| Pin 32 | RC0 — GPIO |
| Pin 33 | RC1 — GPIO |
| Pin 34 | RC2 — GPIO |
| Pin 35 | RC3 — GPIO |
| Pin 36 | RC4 — GPIO |
| Pin 37 | RC5 — GPIO |
| Pin 38 | RC6 — GPIO |
| Pin 39 | RC7 — GPIO |
| Pin 40 | RC8 — GPIO |
| Pin 41 | RC9 — GPIO / USB D- |
| Pin 42 | RC10 — GPIO / USB D+ |
| Pin 43 | RC11 — GPIO |
| Pin 44 | RC12 — GPIO |
| Pin 45 | RC13 — GPIO |
| Pin 46 | RC14 — GPIO |
| Pin 47 | RC15 — GPIO |
| Pin 48 | VDDCORE — Internal regulator output (bypass cap) |
Typische Anwendungen
PIC24FJ128GL405-I/PT ist geeignet für 7 Anwendungs: Battery-Powered Medical Devices, Industrial HMI Panels with LCD, USB Sensor Hubs, Smart Metering and Energy Harvesting, IoT Edge Nodes, Home Appliance User Interfaces, Automotive Auxiliary Displays.
Battery-Powered Medical Devices
The PIC24FJ128GL405-I/PT fits battery-powered medical devices through its eXtreme Low-Power PIC24FJ GL4 core, which draws microamp-range sleep current while preserving 32 KB SRAM retention for patient logs. Its 128 KB ECC Flash stores firmware and calibration data with hardware error correction, while the segmented LCD controller drives status readouts without external driver ICs, reducing BOM and extending battery life.
Empfohlen
Industrial HMI Panels with LCD
The PIC24FJ128GL405-I/PT is well matched to industrial HMI panels because its integrated segmented LCD driver supports up to 288 segments without external driver cost. The GL4 family's Core Independent Peripherals (CIPs) handle keypad scanning, PWM backlight dimming, and sensor updates without waking the CPU, while full-speed USB simplifies firmware updates from a host PC during factory commissioning.
Empfohlen
USB Sensor Hubs
The PIC24FJ128GL405-I/PT directly drives USB sensor hubs through its full-speed USB 2.0 device peripheral with internal transceiver, removing the need for an external PHY. The 32 KB SRAM buffers high-rate sensor streams, while the 128 KB ECC Flash stores hub descriptors and bridge firmware. CIP-based timer and DMA paths let multiple sensors be polled without CPU load, ideal for multi-channel data acquisition.
Empfohlen
Smart Metering and Energy Harvesting
Smart metering applications benefit from the PIC24FJ128GL405-I/PT's segmented LCD for displaying consumption data, its low-power sleep modes for battery or energy-harvesting operation, and its dual-partition Flash that supports secure firmware upgrades in the field. The ECC Flash ensures that single-event upsets in noisy electrical environments do not corrupt billing data, while the wide 2.0-3.6 V supply range simplifies operation from energy-harvester rails.
Empfohlen
IoT Edge Nodes
IoT edge nodes benefit from the PIC24FJ128GL405-I/PT's deep-sleep current in the microamp range, which extends coin-cell runtime to years for periodic reporting. The dual-partition Flash enables secure Over-The-Air firmware upgrades, while the integrated USB 2.0 peripheral allows easy commissioning from any host PC. Hardware AES and a true random number generator provide security primitives for connected-sensor authentication.
Empfohlen
Home Appliance User Interfaces
Home appliance user interfaces use the PIC24FJ128GL405-I/PT to drive segmented LCDs for time, temperature, and status indicators without external driver cost. Core Independent Peripherals scan capacitive touch keys and rotary encoders without waking the CPU, while USB 2.0 enables factory firmware programming and field diagnostics from a service tool, reducing warranty repair time and cost.
Empfohlen
Automotive Auxiliary Displays
Although not AEC-Q100 qualified, the PIC24FJ128GL405-I/PT is suitable for non-safety automotive auxiliary displays such as climate control readouts, audio head-unit status panels, and rear-seat entertainment controllers. The segmented LCD driver handles day-night backlit panels, USB 2.0 connects to the head unit for media control, and the wide 2.0-3.6 V supply range handles 12 V automotive rails via common derating LDO regulators.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für PIC24FJ128GL405-I/PT – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | PIC24FJ128GL405-E/PT | PIC24FJ128GA610-I/PT | PIC24FJ128GB410-I/PT | PIC24FJ128DA110-I/PT | PIC24FJ128GA606-I/PT |
|---|---|---|---|---|---|---|
| Package | 48-pin TQFP (PT) 7x7 mm | 48-pin TQFP (PT) 7x7 mm - same | 48-pin TQFP (PT) 7x7 mm - same | 48-pin TQFP (PT) 7x7 mm - same | 48-pin TQFP (PT) 7x7 mm - same | 48-pin TQFP (PT) 7x7 mm - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB |
| SRAM | 32 KB | 32 KB | 32 KB | 16 KB | 8 KB | 8 KB |
| USB 2.0 | Full-Speed Device | Full-Speed Device | Full-Speed Device | Full-Speed Device | Full-Speed Device | None |
| Segmented LCD Controller | Yes | Yes | No | No | Yes | No |
| Core Independent Peripherals (CIPs) | Yes (CLC, MCCP, configurable timers) | Yes | No | No | Limited | No |
| Dual-Partition Flash OTA | Yes | Yes | No | No | No | No |
| Operating Temperature | -40 C to +85 C | -40 C to +125 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
| Unit Price (1 pc) | $6.30 | $6.80 | $5.40 | $5.20 | $4.80 | $4.20 |
Wichtigste Unterscheidungsmerkmale
- Core Independent Peripherals reduce active CPU load (vs. PIC24FJ128GA610-I/PT)
- Integrated segmented LCD driver eliminates external driver ICs (vs. PIC24FJ128GB410-I/PT)
- Dual-partition Flash supports safe OTA firmware updates (vs. PIC24FJ128DA110-I/PT)
Designhinweise
Estimated: at 32 MHz active mode drawing ~10 mA from 3.3 V, the PIC24FJ128GL405-I/PT consumes roughly 33 mW of active power. Sleep current falls into the low microamp range, allowing battery or energy-harvesting designs to operate for years between service. Use the internal LDO regulator with a 1 uF bypass on VDDCORE (pin 48) to keep supply noise low during wake events.
Place 0.1 uF decoupling capacitors within 3 mm of every VDD/VSS pair on the PIC24FJ128GL405-I/PT to suppress switching noise. Route USB D+ and D- as a 90-ohm differential pair with length matching within 2 mm to ensure USB 2.0 compliance. Keep analog references away from digital switching traces to avoid ADC noise coupling.
Configure dual-partition Flash map early in firmware design so OTA updates can swap partitions safely. Segmented LCD segment lines are multiplexed with GPIO, so reserve enough GPIO for non-LCD peripherals and verify the pin map in MPLAB Pin Manager before PCB layout. The CIP (CLC, MCCP) blocks can replace software loops and reduce CPU wake time, so plan peripheral routing to keep CIP signals local.
Do not exceed the absolute maximum 3.6 V supply voltage on the PIC24FJ128GL405-I/PT - even brief transients above 3.6 V can damage internal Flash. Enable the watchdog timer in sleep mode for unattended recovery from firmware lockup. When migrating from PIC24FJ128GB410 or GA610 firmware, verify the segmented LCD driver configuration since GL4 LCD registers are not bit-compatible with other families.
Compliance-Informationen
RoHS compliant per Microchip product page. Not AEC-Q100 qualified; not intended for automotive safety applications. Lead-free reflow profile per JEDEC J-STD-020.
