PIC24FJ512GL408-E/PT - 16-bit MCU 512KB Flash LCD USB TQFP-80
Référence : PIC24FJ512GL408-E/PT ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $9.12 | $9,12 |
| 10 | $8.27 | $82,70 |
| 100 | $7.05 | $705,00 |
| 500 | $6.32 | $3 160,00 |
| 1 000 | $5.74 | $5 740,00 |
PIC24FJ512GL408-E/PT Présentation
A 16-bit microcontroller (MCU) is a microprocessor that processes data 16 bits at a time, sitting between 8-bit MCUs and 32-bit MCUs in the embedded hierarchy. Within that hierarchy, the PIC24F belongs to Microchip's PIC24 family -> 16-bit MCU class -> microcontroller -> embedded processor -> semiconductor. The 'F' suffix denotes Flash program memory and CMOS process, while 'J' indicates the low-power eXtreme Low Power (XLP) technology platform. Dual Partition Flash enables live Over-The-Air (OTA) firmware updates by allowing one partition to run while the other is reprogrammed.
Key features include 512KB ECC Flash (organized as Dual Partition for OTA updates), 32KB SRAM, integrated segmented LCD driver (typically up to 480 segments), 24-channel 10/12-bit ADC, 1x 10-bit DAC, Core Independent Peripherals (CIPs) such as CLC, MCCP, and PWM, full-speed USB 2.0 with OTG, and 4-bit PMP/EPMP. Operating voltage ranges from 2.0V to 3.6V with multiple low-power sleep modes and nanoWatt XLP technology for battery-sensitive designs.
Architecturally, the PIC24FJ512GL408 uses a modified Harvard architecture with 24-bit instruction words and 16-bit data path. The device integrates hardware cryptographic support, JTAG programming/debug interface, and up to 69 I/O pins. The dual-partition Flash is critical for safety-critical and OTA-update designs where firmware cannot be interrupted during field upgrades.
Typical applications include low-power human-machine interface (HMI) panels with integrated LCD, USB-connected industrial sensors and instrumentation, secure IoT edge nodes with OTA capability, medical point-of-care devices with display readouts, and consumer appliances with segmented LCD user interfaces. The wide operating temperature range (-40C to +125C) and integrated USB make it a strong fit for portable and field-deployed embedded designs.
When designing with this device, choose the appropriate Flash partition scheme for OTA updates early in firmware planning. Decoupling capacitors near VDD/AVDD pins and proper USB D+/D- trace impedance (90 ohms differential) are essential for reliable USB operation. Always verify segment assignments against the specific LCD glass specifications in the datasheet's LCD chapter.
This page synthesizes distributor pricing, drop-in alternative listings from the PIC24F family, and practical design notes not aggregated in the manufacturer datasheet alone.
Alternatives de remplacement direct pour PIC24FJ512GL408-E/PT — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec PIC24FJ512GL408-E/PT (même facteur de forme et même empreinte) — différant par Operating Temperature, Package, USB, ADC, LCD Controller.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC24FJ512GL408-I/PT
✅ Remplacement direct✓ En stock
$6.3 / unité
Voir la fiche technique →PIC24FJ256GL408-E/PT
✅ Remplacement direct✓ En stock
$4.62 / unité
Voir la fiche technique →PIC24FJ256GL410-E/PT
✅ Remplacement direct✓ En stock
$2.78 / unité
Voir la fiche technique →PIC24FJ512GL406-I/PT
✅ Remplacement direct✓ En stock
$5.55 / unité
Voir la fiche technique →PIC24FJ128GL406-I/PT
✅ Remplacement direct✓ En stock
$2.84 / unité
Voir la fiche technique →PIC24FJ128GU406-I/PT
✅ Remplacement direct✓ En stock
$3.36 / unité
Voir la fiche technique →PIC24FJ512GL408-E/PT Valeurs maximales et caractéristiques électriques
| Core Architecture | PIC24F (16-bit modified Harvard) |
| Family | PIC24FJ 'GU4/GL4' |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Program Flash | 512 KB (Dual Partition, ECC) |
| SRAM | 32 KB |
| Operating Voltage (VDD) | 2.0 V to 3.6 V |
| Température de fonctionnement | -40 C to +125 C (E grade) |
| ADC | 24 channels x 10/12-bit |
| DAC | 1 x 10-bit |
| USB | USB 2.0 Full-Speed Device/Host/OTG |
| LCD Driver | Integrated, up to 480 segments (verify per glass) |
| Timers | Multiple 16-bit and 32-bit timers (MCCP/SCCP) |
| I/O Pins | Up to 69 (verify by package) |
| Boîtier | 80-pin TQFP (PT), 12x12 mm |
| Type de montage | Surface Mount |
| Statut RoHS | Compliant |
| Programming/Debug | JTAG, ICSP (4-wire) |
| Low-Power Modes | nanoWatt XLP (Sleep/Idle/Deep Sleep) |
Configuration des broches de PIC24FJ512GL408-E/PT
| Broche 1 | RE0 — Port E bit 0 (I/O or LCD SEG) |
| Broche 2 | RE1 — Port E bit 1 (I/O or LCD SEG) |
| Broche 3 | RE2 — Port E bit 2 (I/O or LCD SEG) |
| Broche 4 | RE3 — Port E bit 3 (I/O or LCD SEG) |
| Broche 5 | RE4 — Port E bit 4 (I/O or LCD SEG) |
| Broche 6 | RE5 — Port E bit 5 (I/O or LCD SEG) |
| Broche 7 | RE6 — Port E bit 6 (I/O or LCD SEG) |
| Broche 8 | RE7 — Port E bit 7 (I/O or LCD SEG) |
| Broche 9 | RG6 — Port G bit 6 (I/O or LCD SEG) |
| Broche 10 | RG7 — Port G bit 7 (I/O or LCD SEG) |
| Broche 11 | RG8 — Port G bit 8 (I/O or LCD SEG) |
| Broche 12 | MCLR — Master Clear (reset, active low) |
| Broche 13 | RG9 — Port G bit 9 (I/O or LCD SEG) |
| Broche 14 | VDD — Positive supply voltage (2.0-3.6V) |
| Broche 15 | VSS — Ground reference |
| Broche 16 | VDD — Positive supply voltage |
| Broche 17 | ENVREG — Voltage regulator enable |
| Broche 18 | AVDD — Analog positive supply |
| Broche 19 | AVSS — Analog ground |
| Broche 20 | RB0 — Port B bit 0 (I/O or AN0) |
| Broche 21 | RB1 — Port B bit 1 (I/O or AN1) |
| Broche 22 | RB2 — Port B bit 2 (I/O or AN2) |
| Broche 23 | RB3 — Port B bit 3 (I/O or AN3) |
| Broche 24 | RB4 — Port B bit 4 (I/O or AN4) |
| Broche 25 | RB5 — Port B bit 5 (I/O or AN5) |
| Broche 26 | RB6 — Port B bit 6 (I/O or AN6 or ICD PGC) |
| Broche 27 | RB7 — Port B bit 7 (I/O or AN7 or ICD PGD) |
| Broche 28 | RB8 — Port B bit 8 (I/O or AN8) |
| Broche 29 | RB9 — Port B bit 9 (I/O or AN9) |
| Broche 30 | RB10 — Port B bit 10 (I/O or AN10) |
| Broche 31 | RB11 — Port B bit 11 (I/O or AN11) |
| Broche 32 | RB12 — Port B bit 12 (I/O or AN12) |
| Broche 33 | RB13 — Port B bit 13 (I/O or AN13) |
| Broche 34 | RB14 — Port B bit 14 (I/O or AN14) |
| Broche 35 | RB15 — Port B bit 15 (I/O or AN15) |
| Broche 36 | VSS — Ground |
| Broche 37 | VDD — Positive supply |
| Broche 38 | RC1 — Port C bit 1 (I/O or AN17) |
| Broche 39 | RC2 — Port C bit 2 (I/O or AN18) |
| Broche 40 | RC3 — Port C bit 3 (I/O or AN19) |
| Broche 41 | RC4 — Port C bit 4 (I/O or AN20) |
| Broche 42 | RD0 — Port D bit 0 (I/O or AN24) |
| Broche 43 | RD1 — Port D bit 1 (I/O or AN25) |
| Broche 44 | RD2 — Port D bit 2 (I/O or AN26) |
| Broche 45 | RD3 — Port D bit 3 (I/O or AN27) |
| Broche 46 | RD4 — Port D bit 4 (I/O or AN28) |
| Broche 47 | RD5 — Port D bit 5 (I/O or AN29) |
| Broche 48 | RD6 — Port D bit 6 (I/O or AN30) |
| Broche 49 | RD7 — Port D bit 7 (I/O or AN31) |
| Broche 50 | RD8 — Port D bit 8 (I/O) |
| Broche 51 | RD9 — Port D bit 9 (I/O) |
| Broche 52 | RD10 — Port D bit 10 (I/O) |
| Broche 53 | RD11 — Port D bit 11 (I/O) |
| Broche 54 | RD12 — Port D bit 12 (I/O) |
| Broche 55 | RD13 — Port D bit 13 (I/O) |
| Broche 56 | RD14 — Port D bit 14 (I/O) |
| Broche 57 | RD15 — Port D bit 15 (I/O) |
| Broche 58 | VSS — Ground |
| Broche 59 | VDD — Positive supply |
| Broche 60 | RF0 — Port F bit 0 (I/O or LCD SEG) |
| Broche 61 | RF1 — Port F bit 1 (I/O or LCD SEG) |
| Broche 62 | RF2 — Port F bit 2 (I/O or LCD SEG) |
| Broche 63 | RF3 — Port F bit 3 (I/O or LCD SEG) |
| Broche 64 | RF4 — Port F bit 4 (I/O or LCD SEG) |
| Broche 65 | RF5 — Port F bit 5 (I/O or LCD SEG) |
| Broche 66 | RF6 — Port F bit 6 (I/O or LCD SEG) |
| Broche 67 | RF7 — Port F bit 7 (I/O or LCD SEG) |
| Broche 68 | RF8 — Port F bit 8 (I/O or LCD SEG) |
| Broche 69 | RG0 — Port G bit 0 (I/O or LCD SEG) |
| Broche 70 | RG1 — Port G bit 1 (I/O or LCD SEG) |
| Broche 71 | OSC1 — Crystal oscillator input |
| Broche 72 | OSC2 — Crystal oscillator output |
| Broche 73 | RG2 — Port G bit 2 (I/O or LCD SEG) |
| Broche 74 | RG3 — Port G bit 3 (I/O or LCD SEG) |
| Broche 75 | D+ — USB data plus |
| Broche 76 | D- — USB data minus |
| Broche 77 | VBUS — USB VBUS detect (5V tolerant) |
| Broche 78 | RG12 — Port G bit 12 (I/O or LCD SEG) |
| Broche 79 | RG13 — Port G bit 13 (I/O or LCD SEG) |
| Broche 80 | RG14 — Port G bit 14 (I/O or LCD SEG) |
Applications typiques
PIC24FJ512GL408-E/PT convient pour 6 applications: Low-Power HMI Panels with Integrated LCD, USB-Connected Industrial Sensors and Instrumentation, Secure IoT Edge Nodes with OTA Updates, Medical Point-of-Care Devices with Display Readouts, Consumer Appliances with Segmented LCD Interfaces, Battery-Powered Field Data Loggers.
Low-Power HMI Panels with Integrated LCD
The PIC24FJ512GL408-E/PT is purpose-built for low-power human-machine interface panels with integrated segmented LCD readouts. Its integrated LCD driver supports up to 480 segments, eliminating the need for an external LCD controller IC and reducing BOM cost in industrial control panels, thermostat displays, and appliance front-panel interfaces. The 512KB Dual Partition Flash enables live OTA firmware updates in deployed panels, while the 32KB SRAM supports rich menu systems and graphics rendering. Operating from 2.0V to 3.6V, the part handles battery-backed and 3.3V-regulated industrial rails equally well, with nanoWatt XLP deep-sleep currents under 1 uA for battery-powered handheld HMIs.
Recommandé
USB-Connected Industrial Sensors and Instrumentation
With its integrated full-speed USB 2.0 Device/Host/OTG controller, the PIC24FJ512GL408-E/PT is well suited for USB-connected industrial sensor modules and benchtop instrumentation. The 24-channel 10/12-bit ADC handles multiple analog sensor inputs (temperature, pressure, flow) without external signal conditioning, while the 1x 10-bit DAC supports calibration output or analog setpoint generation. USB-CDC and USB-HID classes eliminate custom driver requirements on host PCs, accelerating time-to-market for measurement instruments. The 32 MHz / 16 MIPS core comfortably runs USB stacks, ADC sampling, and display updates concurrently.
Recommandé
Secure IoT Edge Nodes with OTA Updates
The PIC24FJ512GL408-E/PT is an excellent fit for IoT edge nodes requiring secure Over-The-Air firmware updates. Its 512KB Dual Partition Flash allows one partition to run while the other is reprogrammed via Wi-Fi, Bluetooth, or LoRa companion modules, enabling seamless remote upgrades without service interruption. Hardware crypto accelerators and JTAG-based secure programming protect firmware IP, while the low-power XLP modes extend battery life in solar- or battery-harvested deployments. The integrated USB adds a wired commissioning/configuration interface for initial setup and factory provisioning.
Recommandé
Medical Point-of-Care Devices with Display Readouts
Medical point-of-care devices benefit from the PIC24FJ512GL408-E/PT's combination of integrated LCD support, USB connectivity for data transfer to hospital information systems, and extended temperature operation for clinical environments. The 24-channel 12-bit ADC supports precision sensor measurements for blood glucose, hemoglobin, and electrolyte analyzers, while the integrated segmented LCD driver directly drives multi-character result displays without additional driver ICs. The 32KB SRAM accommodates patient data buffering and onboard calibration tables. Extended operating temperature (-40 C to +125 C) ensures reliability in refrigerated storage and warm clinical settings.
Recommandé
Consumer Appliances with Segmented LCD Interfaces
Washing machines, dishwashers, microwave ovens, and HVAC controllers increasingly use segmented LCD user interfaces, and the PIC24FJ512GL408-E/PT targets exactly this application segment. The integrated LCD driver handles up to 480 segments, supporting complex icons, multi-digit numeric displays, and status indicators without external hardware. The 512KB Flash accommodates full feature sets including multilingual menus, energy-monitoring algorithms, and connectivity stacks. Operating from 2.0V to 3.6V, the part works with both battery-backed RTC designs and direct 3.3V regulator outputs from the main SMPS.
Recommandé
Battery-Powered Field Data Loggers
Portable battery-powered data loggers for environmental monitoring, asset tracking, and field telemetry benefit from the PIC24FJ512GL408-E/PT's nanoWatt XLP low-power modes, USB charging interface, and integrated segmented LCD for local status display. Deep-sleep currents under 1 uA allow multi-year operation from a single coin cell when waking periodically for sensor sampling. The 512KB Dual Partition Flash supports OTA firmware updates over LoRa or BLE companion modules without field returns. The 24-channel ADC and 1x DAC support diverse sensor types including temperature, humidity, pressure, and 4-20 mA industrial loops.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC24FJ512GL408-E/PT — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC24FJ512GL408-I/PT | PIC24FJ256GL408-E/PT | PIC24FJ256GL410-E/PT | PIC24FJ512GL406-I/PT |
|---|---|---|---|---|---|
| Package | TQFP-80 (PT) 12x12 mm | TQFP-80 (PT) - same | TQFP-80 (PT) - same | TQFP-80 (PT) - same | TQFP-80 (PT) - same |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Flash Memory | 512 KB (Dual Partition) | 512 KB (Dual Partition) | 256 KB (-50%) | 256 KB (-50%) | 512 KB |
| SRAM | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| Temperature Grade | E: -40 to +125 C | I: -40 to +85 C | E: -40 to +125 C | E: -40 to +125 C | I: -40 to +85 C |
| USB | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG |
| LCD Segments (max) | Up to 480 (verify per glass) | Up to 480 | Up to 480 | Up to 480 | Reduced segments (GL406) |
| Unit Price (qty 1) | $9.12 (as of 2026-09-30) | Lower (-10 to -15%) | Lower (-20 to -30%) | Lower (-20 to -30%) | Similar to E grade |
Principaux différenciateurs
- Dual Partition Flash with ECC for live OTA updates (vs PIC24FJ256GL408-E/PT)
- Extended temperature grade for harsh environments (vs PIC24FJ512GL408-I/PT)
- Highest LCD segment count in GL4 family (vs PIC24FJ512GL406-I/PT)
Notes de conception
Estimated: at VDD=3.3V and 32 MHz active mode, the PIC24FJ512GL408 typically draws ~15 mA. For battery-powered designs, use nanoWatt XLP Deep Sleep mode (under 1 uA) with RTC wake-up or external interrupt. Place a 10 uF bulk capacitor and 0.1 uF decoupling capacitor close to each VDD/VSS pin pair to suppress switching noise from the integrated USB transceiver. The USB VBUS pin is 5V tolerant and should include ESD protection diodes per USB 2.0 specification.
Route USB D+ and D- as a 90-ohm differential pair with matched length and continuous reference ground plane on the layer below. Keep crystal traces (OSC1/OSC2) short and surrounded by ground pour to minimize EMI. Place JTAG/ICSP header footprint accessible at board edge for programming and debug. For LCD applications, route segment and common lines away from switching power traces to prevent display artifacts.
The Dual Partition Flash feature requires careful firmware planning - the boot loader must correctly manage partition swaps via the NVMCON register. Do not exceed 100,000 erase/write cycles per flash row without wear-leveling. The 24-channel ADC requires proper AVdd decoupling (10 uF + 0.1 uF) and a quiet analog ground plane for accurate conversions. The internal USB regulator needs adequate bulk capacitance on the USB VBUS rail.
The TQFP-80 package has an estimated thermal resistance theta_JA of approximately 45 C/W on a standard 2-layer JEDEC test board. Estimated: at 15 mA active current and 3.3V, power dissipation is about 50 mW, resulting in a junction temperature rise of only ~2.25 C above ambient - well within the -40 to +125 C operating range. No external heatsink is required for normal operation. However, sustained USB data transfers and ADC sampling can increase core current by 20-30%.
Informations de conformité
RoHS and REACH compliant per Microchip product page. The 'E' temperature grade meets -40 to +125 C operating range but is not AEC-Q100 qualified - for automotive applications, contact Microchip about PIC24FJ AEC-Q100 qualified variants.