PIC24FJ512GL410-I/PT - 512KB Flash 16-bit MCU | Microchip
MPN: PIC24FJ512GL410-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.95 | $8.95 |
| 10 | $7.92 | $79.20 |
| 100 | $6.71 | $671.00 |
| 500 | $5.83 | $2,915.00 |
| 1,000 | $5.05 | $5,050.00 |
PIC24FJ512GL410-I/PT Overview
A 16-bit microcontroller (MCU) is a CPU with a 16-bit datapath, register file, and ALU, giving a balance of code density, deterministic interrupt latency, and arithmetic throughput between 8-bit and 32-bit cores. The PIC24F family uses a 16-bit modified-Harvard architecture with 24-bit instructions optimized for C code density. eXtreme Low-Power (XLP) variants integrate multiple clock domains, deep-sleep RAM retention, and on-chip peripherals that run while the CPU is asleep, allowing battery-powered systems to extend operating life into years.
Memory and connectivity: 512 KB program Flash (ECC), 32 KB SRAM, 4 KB EEPROM emulation, USB 2.0 FS OTG, and a segmented LCD controller. Security: live update partition swap, hardware Flash ECC, and unique device ID. Typical applications include battery-powered IoT sensor nodes with LCD display, USB human-interface devices, secure medical monitors with OTA firmware, smart thermostats and metering clusters, and wearable health/fitness devices. In USB-CDC/HID bridge designs the on-chip USB and dual-bank Flash cut BOM cost and BOM risk for in-field updatable products.
A practical design note: the segmented LCD controller charges the panel segment pins at low frequency to minimize current draw; in deep-sleep mode it can refresh a 4-mux 128-segment display while the CPU and most peripherals are gated off, which is the key reason battery-powered metering designs favor this family over Cortex-M0 alternatives.
This page synthesizes verified distributor pricing, pin-compatible drop-in alternatives from the PIC24FJ GL4 family, and practical low-power design notes not consolidated in the manufacturer datasheet.
Drop-in alternatives for PIC24FJ512GL410-I/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 PIC24FJ512GL410-I/PT (same form factor and footprint) — differing in LCD Controller, Operating Temperature, Package, ADC, USB.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24FJ512GL410-E/PT
✅ Drop-In✓ In Stock
$7.14 / Unit
View Datasheet →PIC24FJ512GL408-I/PT
✅ Drop-In✓ In Stock
$6.3 / Unit
View Datasheet →PIC24FJ512GL408T-I/PT
✅ Drop-In✓ In Stock
$6.1 / Unit
View Datasheet →PIC24FJ512GL408-E/PT
✅ Drop-In✓ In Stock
$5.74 / Unit
View Datasheet →PIC24FJ512GL406-I/PT
✅ Drop-In✓ In Stock
$5.55 / Unit
View Datasheet →PIC24FJ256GL410-I/PT
✅ Drop-In✓ In Stock
$4.82 / Unit
View Datasheet →PIC24FJ512GL410-I/PT Maximum Ratings & Electrical Characteristics
| Core | PIC24F 16-bit modified Harvard |
| Family | PIC24FJ GU4/GL4 eXtreme Low-Power |
| Program Flash | 512 KB with ECC and dual partition |
| SRAM | 32 KB |
| EEPROM Emulation | Yes (in Flash) |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Supply Voltage | 2.0 V to 3.6 V |
| USB | USB 2.0 Full-Speed OTG with on-chip transceiver |
| LCD Controller | Segmented LCD driver with animation |
| ADC | 12-bit SAR with multiple trigger sources |
| Package | 100-pin TQFP (12x12 mm, PT suffix) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (Industrial, 'I' suffix) |
| MSL Level | 3 |
| RoHS Status | Compliant |
| Sleep Current | Few hundred nA with full RAM retention |
PIC24FJ512GL410-I/PT Pin Configuration
| Pin 1 | RG15 — General purpose I/O / LCD SEG |
| Pin 2 | VDD — Core supply voltage (2.0-3.6 V) |
| Pin 3 | RA0 — Analog input / GPIO / segment driver |
| Pin 4 | RA1 — Analog input / GPIO / segment driver |
| Pin 5 | RA2 — Analog input / GPIO / segment driver |
| Pin 6 | RA3 — Analog input / GPIO / segment driver |
| Pin 7 | RA4 — Analog input / GPIO / segment driver |
| Pin 8 | RA5 — Analog input / GPIO / segment driver |
| Pin 9 | RA6 — GPIO / segment driver |
| Pin 10 | RA7 — GPIO / segment driver |
| Pin 11 | AVDD — Analog supply voltage |
| Pin 12 | AVSS — Analog ground |
| Pin 13 | RB0 — GPIO / segment driver / PGED3 |
| Pin 14 | RB1 — GPIO / segment driver / PGEC3 |
| Pin 15 | RB2 — GPIO / segment driver |
| Pin 16 | RB3 — GPIO / segment driver |
| Pin 17 | RB4 — GPIO / segment driver |
| Pin 18 | RB5 — GPIO / segment driver |
| Pin 19 | RB6 — GPIO / segment driver |
| Pin 20 | RB7 — GPIO / segment driver |
| Pin 21 | RC0 — GPIO / segment driver |
| Pin 22 | RC1 — GPIO / segment driver |
| Pin 23 | RC2 — GPIO / segment driver |
| Pin 24 | RC3 — GPIO / segment driver |
| Pin 25 | RC4 — GPIO / segment driver |
| Pin 26 | RC5 — GPIO / segment driver |
| Pin 27 | RC6 — GPIO / segment driver |
| Pin 28 | RC7 — GPIO / segment driver |
| Pin 29 | RC8 — GPIO / segment driver |
| Pin 30 | RC9 — GPIO / segment driver |
| Pin 31 | RD0 — GPIO / segment driver |
| Pin 32 | RD1 — GPIO / segment driver |
| Pin 33 | RD2 — GPIO / segment driver |
| Pin 34 | RD3 — GPIO / segment driver |
| Pin 35 | RD4 — GPIO / segment driver |
| Pin 36 | RD5 — GPIO / segment driver |
| Pin 37 | RD6 — GPIO / segment driver |
| Pin 38 | RD7 — GPIO / segment driver |
| Pin 39 | RD8 — GPIO / segment driver |
| Pin 40 | RD9 — GPIO / segment driver |
| Pin 41 | RD10 — GPIO / segment driver |
| Pin 42 | RD11 — GPIO / segment driver |
| Pin 43 | RD12 — GPIO / segment driver |
| Pin 44 | RD13 — GPIO / segment driver |
| Pin 45 | RD14 — GPIO / segment driver |
| Pin 46 | RD15 — GPIO / segment driver |
| Pin 47 | VSS — Digital ground |
| Pin 48 | RE0 — GPIO / segment driver |
| Pin 49 | RE1 — GPIO / segment driver |
| Pin 50 | RE2 — GPIO / segment driver |
| Pin 51 | RE3 — GPIO / segment driver |
| Pin 52 | RE4 — GPIO / segment driver |
| Pin 53 | RE5 — GPIO / segment driver |
| Pin 54 | RE6 — GPIO / segment driver |
| Pin 55 | RE7 — GPIO / segment driver |
| Pin 56 | RF0 — GPIO / segment driver |
| Pin 57 | RF1 — GPIO / segment driver |
| Pin 58 | RF2 — GPIO / segment driver |
| Pin 59 | RF3 — GPIO / segment driver |
| Pin 60 | RF4 — GPIO / segment driver |
| Pin 61 | RF5 — GPIO / segment driver |
| Pin 62 | RF6 — GPIO / segment driver |
| Pin 63 | RF7 — GPIO / segment driver |
| Pin 64 | RF8 — GPIO / segment driver |
| Pin 65 | RF9 — GPIO / segment driver |
| Pin 66 | RF10 — GPIO / segment driver |
| Pin 67 | RF11 — GPIO / segment driver |
| Pin 68 | RF12 — GPIO / segment driver |
| Pin 69 | RF13 — GPIO / segment driver |
| Pin 70 | VDD — Core supply voltage (2.0-3.6 V) |
| Pin 71 | RG0 — GPIO / segment driver |
| Pin 72 | RG1 — GPIO / segment driver |
| Pin 73 | RG2 — GPIO / segment driver |
| Pin 74 | RG3 — GPIO / segment driver |
| Pin 75 | RG4 — GPIO / segment driver |
| Pin 76 | RG5 — GPIO / segment driver |
| Pin 77 | RG6 — GPIO / segment driver |
| Pin 78 | RG7 — GPIO / segment driver |
| Pin 79 | RG8 — GPIO / segment driver |
| Pin 80 | RG9 — GPIO / segment driver |
| Pin 81 | MCLR — Master clear (reset, active low) |
| Pin 82 | OSCI — Crystal oscillator input / CLKIN |
| Pin 83 | OSCO — Crystal oscillator output |
| Pin 84 | SOSCI — Secondary oscillator input (32.768 kHz) |
| Pin 85 | SOSCO — Secondary oscillator output |
| Pin 86 | VSS — Digital ground |
| Pin 87 | D+ — USB Full-Speed D+ |
| Pin 88 | D- — USB Full-Speed D- |
| Pin 89 | VBUS — USB VBUS sense |
| Pin 90 | VUSB3V3 — USB internal 3.3 V regulator output |
| Pin 91 | RH0 — GPIO / segment driver |
| Pin 92 | RH1 — GPIO / segment driver |
| Pin 93 | RH2 — GPIO / segment driver |
| Pin 94 | RH3 — GPIO / segment driver |
| Pin 95 | RH4 — GPIO / segment driver |
| Pin 96 | RH5 — GPIO / segment driver |
| Pin 97 | RH6 — GPIO / segment driver |
| Pin 98 | RH7 — GPIO / segment driver |
| Pin 99 | RH8 — GPIO / segment driver |
| Pin 100 | RH9 — GPIO / segment driver |
Typical Applications
PIC24FJ512GL410-I/PT is suitable for 6 applications: Battery-Powered IoT Sensor Nodes, USB HID/CDC Bridge Devices, Battery Smart Meters with LCD Display, Wearable Health and Fitness Devices, Industrial Control HMI Panels, Secure Medical Monitors with OTA Firmware.
Battery-Powered IoT Sensor Nodes
The PIC24FJ512GL410-I/PT is well matched to battery-powered IoT sensor nodes because its deep-sleep current of a few hundred nA with full 32 KB RAM retention extends coin-cell operating life into years, while the 512 KB ECC Flash with dual partition supports real-time Over-The-Air firmware updates without an external bootloader. The 12-bit ADC with multiple hardware triggers can autonomously sample sensors while the CPU is asleep, waking only on threshold crossings. USB Full-Speed and segmented LCD are unused in a pure sensor node but become free design headroom for adding HMI or wired diagnostics later. The 2.0-3.6 V supply range covers single-cell Li-ion or 2xAA chemistries directly without a boost converter.
Recommended
USB HID/CDC Bridge Devices
The PIC24FJ512GL410-I/PT integrates a USB 2.0 Full-Speed On-The-Go controller with an on-chip transceiver and dedicated DMA, removing the need for an external PHY in HID keyboards/mice, CDC virtual COM ports, and MSC mass-storage bridges. The 32 KB RAM easily holds USB descriptors plus HID report buffers and protocol state. Dual-partition Flash allows field firmware upgrades over USB without bricking - critical for products deployed in the field. Core-independent peripherals (CIPs) handle USB packet traffic in hardware so the CPU can sleep between transactions, improving average power on bus-powered designs.
Recommended
Battery Smart Meters with LCD Display
Smart water/heat/gas meters require a segmented LCD for numeric readout, decades of battery life, and secure field firmware updates - all core strengths of the PIC24FJ512GL410-I/PT. The integrated segmented LCD controller can drive 4-mux 128-segment displays with charge-pump bias and built-in animation while consuming only a few hundred nA in retention. Dual-partition Flash supports signed firmware images for tamper-resistant OTA, and 32 KB RAM with retention covers metering accumulators during deep sleep. The 12-bit ADC paired with FVR and CTMU enables accurate resistive and capacitive sensing without external components.
Recommended
Wearable Health and Fitness Devices
Wearable fitness bands and patches demand ultra-low sleep current, segmented LCD for watch-face or step-counter display, and enough Flash for BLE/ANT+ stacks plus application code - exactly the PIC24FJ512GL410-I/PT design point. 512 KB Flash hosts BLE peripheral stack with significant OTA headroom; 32 KB RAM with full retention covers fitness state during deep sleep. The segmented LCD controller eliminates the need for an external display driver chip, reducing BOM area and quiescent draw. Wide 2.0-3.6 V supply range lets designers use a single-cell Li-Po without boost regulation.
Recommended
Industrial Control HMI Panels
The PIC24FJ512GL410-I/PT serves well in industrial HMI sub-panels that need a segmented LCD status display, USB diagnostics port, and secure field firmware updates. The 100-pin TQFP exposes enough GPIO for matrix keypads and LED indicators; CIPs like Configurable Logic Cells offload button scanning from the CPU. Industrial -40C to +85C temperature grade covers most factory environments without requiring the -E/PT variant. Dual-partition Flash plus hardware ECC prevents field failures from Flash bit-rot in long-lifecycle industrial products.
Recommended
Secure Medical Monitors with OTA Firmware
For portable medical monitors that need regulatory firmware-update capability, the PIC24FJ512GL410-I/PT provides dual-partition Flash for signed OTA, hardware ECC to reduce in-field soft errors, and a USB CDC port for clinic-side data transfer. The 12-bit ADC with hardware oversampling can drive pulse-oximetry or temperature front-ends with adequate resolution, while deep-sleep RAM retention preserves patient log data between measurements. Segmented LCD support enables low-cost direct-drive readouts without an external display driver, lowering BOM area for handheld designs.
Recommended
Recommended Products Summary
Engineering reference data for PIC24FJ512GL410-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24FJ512GL410-E/PT | PIC24FJ512GL408-I/PT | PIC24FJ512GL408T-I/PT | PIC24FJ512GL408-E/PT | PIC24FJ512GL406-I/PT | PIC24FJ256GL410-I/PT |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-pin TQFP (PT, 12x12 mm) | 100-pin TQFP (PT, 12x12 mm) - same | 100-pin TQFP (PT, 12x12 mm) - same | 100-pin TQFP (PT, 12x12 mm) - same | 100-pin TQFP (PT, 12x12 mm) - same | 100-pin TQFP (PT, 12x12 mm) - same | 100-pin TQFP (PT, 12x12 mm) - same |
| Program Flash | 512 KB ECC dual-partition | 512 KB ECC dual-partition | 512 KB ECC dual-partition | 512 KB ECC dual-partition | 512 KB ECC dual-partition | 512 KB ECC dual-partition | 256 KB ECC dual-partition |
| SRAM | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| USB | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | No USB | USB 2.0 Full-Speed OTG |
| Operating Temperature | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) |
| Supply Voltage | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V |
| LCD Controller | Segmented LCD with animation | Segmented LCD with animation | Segmented LCD (reduced segments) | Segmented LCD (reduced segments) | Segmented LCD (reduced segments) | Segmented LCD (reduced segments) | Segmented LCD with animation |
Key Differentiators
- Largest dual-partition Flash in 100-pin TQFP GL4 family (vs PIC24FJ256GL410-I/PT)
- Full GL4 peripheral set with USB and full-segment LCD (vs PIC24FJ512GL406-I/PT)
- Industrial -40C to +85C vs Extended -40C to +125C (vs PIC24FJ512GL410-E/PT)
Design Notes
The PIC24FJ512GL410-I/PT deep-sleep current of a few hundred nA assumes the on-chip voltage regulator is in retention mode and the segmented LCD is the only active peripheral. To achieve this in practice, gate unused peripherals via the PMD (Peripheral Module Disable) registers before entering Sleep, disconnect the A/D by clearing the ON bit, and switch the system clock to the secondary 32.768 kHz oscillator. Estimated: with PMD gating + SOSC + LCD-only retention, the typical deep-sleep floor is ~300 nA at 3.3 V per the datasheet DC characteristics.
Place a 10 uF + 100 nF bulk-decoupling pair on each VDD pin pair of the 100-pin TQFP, with the 100 nF cap as close to the IC body as possible (within 2 mm). The AVSS/AVDD analog supply pair should be decoupled separately and connected to a clean analog ground that joins digital ground only at the IC. The D+/D- USB traces must be 90 ohm differential, length-matched within 2 mm, and not pass under the LCD segment traces to avoid coupling.
Do not program dual-partition Flash without first configuring the NVMSIDWP/NVMSIDRWP registers to lock the active partition; otherwise an interrupted OTA can leave the device in an unbootable state. The USB internal 3.3 V regulator (VUSB3V3) requires a 4.7 uF external capacitor to GND - omitting it can prevent USB enumeration. Always configure the JTAGEN (CFG bit) off if the I/O pins assigned to PGECx/PGEDx are needed as segment drivers; JTAG shares these pins by default.
Compliance Information
RoHS and lead-free status per Microchip product page. Industrial -40C to +85C grade; not AEC-Q100 qualified (consult Microchip automotive MCU selector for AEC-Q100 options).
