Microchip Technology

PIC24FJ512GL410-E/PT - 16-bit 32MHz 512KB Flash MCU | Microchip

部品番号: PIC24FJ512GL410-E/PT ✓ 生産中
在庫あり 1〜3営業日以内に発送
2.0 V to 3.6 V Vdss 100-pin TQFP (PT) 12x12 mm Package 32 MHz / 16 MIPS Speed 512 KB (512K x 8), dual-partition Memory
開始価格 $7.14 USD / 個
MOQ: 1 |
価格更新日: 2026-09-29
ボリューム価格
数量 単価 小計
1 $10.71 $10.71
10 $9.64 $96.40
100 $8.57 $857.00
500 $7.85 $3,925.00
1,000 $7.14 $7,140.00
ℹ️ すべての価格はUSDです

PIC24FJ512GL410-E/PT 概要

The Microchip Technology PIC24FJ512GL410-E/PT is a 16-bit PIC microcontroller from the PIC24F "GL4" eXtreme Low-Power family, operating at up to 32 MHz with 16 MIPS performance, integrating 512 KB of dual-partition ECC Flash plus 32 KB RAM, and housed in a 100-pin TQFP (12x12 mm) package. The "E" suffix designates the extended industrial temperature grade (-40°C to +125°C) and the "/PT" suffix identifies the 100-pin TQFP package with matte-tin lead finish. According to Microchip product family documentation, the GL4 sub-family supports real-time Over-The-Air (OTA) updates via its dual-partition Flash and provides EEPROM emulation, a key feature for field-updatable secure applications.

A 16-bit microcontroller (MCU) is a microprocessor that uses a 16-bit data path, 16-bit registers, and a 16-bit ALU, offering higher computational throughput than 8-bit parts while consuming less power than typical 32-bit Cortex-M devices. Within Microchip's portfolio, the PIC24F family sits in the hierarchy: MCU -> 16-bit MCU -> PIC24 -> PIC24F (low-power) -> PIC24FJ (Flash with enhanced peripherals) -> PIC24FJ512GL410 (high-memory GL4 sub-family). This taxonomy places the part firmly in the embedded control segment for battery-powered and always-on applications.

Key differentiating features include a full-speed USB 2.0 device/host/OTG interface, a segment LCD controller with up to 512 segments, multiple Core Independent Peripherals (CIPs) such as Configurable Logic Cells (CLC), Peripheral Trigger Generator (PTG), 32-bit CRC, and JTAG programming/debug. The dual-partition Flash enables live firmware updates without service interruption, a critical feature for IoT devices, medical monitors, and connected industrial sensors that must remain operational during OTA operations. The GL4 family also integrates a hardware crypto engine supporting AES, DES, and 3DES acceleration alongside a true random number generator (RNG), allowing secure boot and encrypted OTA payloads.

Architecturally, the PIC24FJ512GL410 uses a modified Harvard architecture with a 24-bit instruction word and 16-bit data path, supported by a 7-channel DMA controller that offloads data movement from the CPU. The 32 MHz maximum clock derives from an internal 8 MHz FRC oscillator with PLL multiplication, eliminating an external crystal in many designs and reducing BOM cost. The wide 2.0V-3.6V operating range (per the JLCPCB summary of Microchip specifications) supports direct lithium-battery or regulated 3.3V supply rails. Ten ADC inputs feature a 10-bit 1.1 Msps successive-approximation converter with multiple trigger sources including PWM and timer events.

Typical applications include battery-powered IoT sensor nodes with segment LCD displays, secure medical glucose or infusion monitors, industrial flow meters and process controllers, USB-connected data loggers, and home appliance user-interface panels. The integrated LCD driver eliminates an external segment-LCD controller, saving PCB area and cost in human-machine interface designs. Designers should ensure that the chosen supply rail maintains 2.0V-3.6V under all load transients, and that unused TQFP-100 pins are configured as outputs or inputs with internal pull-ups to minimize current leakage. This page combines distributor pricing, drop-in alternative MPNs from Microchip's PIC24FJ family, and design considerations that go beyond the bare datasheet.

ドロップイン代替品: PIC24FJ512GL410-E/PT — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。

このシリーズのバリエーション

同一シリーズでドロップイン互換のモデル: PIC24FJ512GL410-E/PT (同一形状・フットプリント) — 相違点: ADC, Operating Temperature, Package, LCD Controller, USB.

Microchip Technology
ADC: 10/12-bit ADC
Operating Temperature: -40C to +125C (E = extended)
Package: 100-pin TQFP (12x12 mm)
Microchip Technology
ADC: 10-bit / 10-12-bit ADC
Operating Temperature: -40C to +125C (E grade = Extended)
Package: 100-pin TQFP (12x12 mm)
Microchip Technology
ADC: 16-channel 10-bit, 500 ksps
Operating Temperature: -40C to +125C (E grade, AEC-Q100)
Package: 100-pin TQFP (PT), 12x12 mm
Microchip Technology
ADC: 10/12-bit, up to 16 channels
Operating Temperature: -40C to +85C (industrial)
Package: 64-pin TQFP (PT) 10x10 mm
Microchip Technology
ADC: 12-bit A/D converter
Operating Temperature: -40 C to +85 C (industrial)
Package: 80-pin TQFP (12x12 mm)
Microchip Technology
ADC: 12-bit SAR with multiple trigger sources
Operating Temperature: -40C to +85C (Industrial, 'I' suffix)
Package: 100-pin TQFP (12x12 mm, PT suffix)
Microchip Technology
ADC: 12-bit, up to 20 channels
Operating Temperature: -40 C to +125 C (Extended, E suffix)
Package: 100-pin TQFP (PT), 12x12 mm

クイック比較ツール — 並列比較する代替部品を選択:

PIC24FJ512GL410-I/PT

✅ ドロップイン
Microchip Technology
📦 TQFP-100 (PT) 12x12 mm
PIC24F 16-bit modified Harvard · PIC24FJ GU4/GL4 eXtreme Low-Power · 512 KB with ECC and dual partition · 32 KB · Yes (in Flash) · 32 MHz (16 MIPS) · 2.0 V to 3.6 V · USB 2.0 Full-Speed OTG with on-chip transceiver

✓ 在庫あり

$5.05 / 個

データシートを見る →

PIC24FJ512GL408-I/PT

✅ ドロップイン ⚠️ 仕様未検証
Microchip Technology
📦 TQFP-100 (PT) 12x12 mm
PIC24F (16-bit) with MIPS16e ISA · 512 KB (512K x 8) ECC Flash · 32 KB · 32 MHz (16 MIPS) internal · 2.0 V to 3.6 V · -40 C to +85 C (industrial) · 70 user I/O · 80-pin TQFP (12x12 mm)

✓ 在庫あり

$6.3 / 個

データシートを見る →

PIC24FJ512GL406-I/PT

✅ ドロップイン ⚠️ 仕様未検証
Microchip Technology
📦 TQFP-100 (PT) 12x12 mm
PIC 16-bit (PIC24F) · 32 MHz / 16 MIPS · 512 KB ECC Flash (dual partition) · 32 KB · 2.0 V to 3.6 V · -40C to +85C (industrial) · 64-pin TQFP (PT) 10x10 mm · 10/12-bit, up to 16 channels

✓ 在庫あり

$5.55 / 個

データシートを見る →

PIC24FJ256GL410-E/PT

✅ ドロップイン
Microchip Technology
📦 TQFP-100 (PT) 12x12 mm
PIC24F 'GL4' eXtreme Low-Power · 16-bit modified Harvard · 32 MHz (16 MIPS) · 256 KB · 32 KB · Yes (live OTA update supported) · 2.0 V to 3.6 V · Full-Speed USB 2.0 Device

✓ 在庫あり

$2.78 / 個

データシートを見る →

PIC24FJ512GB610-E/PT

✅ ドロップイン ⚠️ 仕様未検証
Microchip Technology
📦 TQFP-100 (PT) 12x12 mm
PIC24F 16-bit RISC, modified Harvard · 32 MHz (16 MIPS) · 512 KB (170K x 24 instruction words) · 32 KB · 2.0 V to 3.6 V · -40C to +125C (E grade, AEC-Q100) · 100-pin TQFP (PT), 12x12 mm · 85

✓ 在庫あり

$7.95 / 個

データシートを見る →

PIC24FJ256GB610-E/PT

✅ ドロップイン
Microchip Technology
📦 TQFP-100 (PT) 12x12 mm
PIC24F 16-bit modified Harvard · 32 MHz (16 MIPS) · 256 KB (85.5K x 24) with ECC and dual partition · 32 KB · 85 (with PPS remap) · 2.0 V to 3.6 V · -40C to +125C (E = extended) · 100-pin TQFP (12x12 mm)

✓ 在庫あり

$3.95 / 個

データシートを見る →

PIC24FJ512GL410-E/PT 最大定格&電気的特性

Core Architecture PIC24F (16-bit modified Harvard)
CPU Speed 32 MHz / 16 MIPS
Program Memory (Flash) 512 KB (512K x 8), dual-partition
RAM 32 KB
Operating Voltage 2.0 V to 3.6 V
動作温度 -40 °C to +125 °C (E = extended grade)
パッケージ 100-pin TQFP (PT) 12x12 mm
実装タイプ Surface Mount
USB Interface USB 2.0 Full-Speed Device/Host/OTG
LCD Controller Integrated segment LCD driver (up to 512 segments)
ADC 10-bit, up to 1.1 Msps
DAC 10-bit / 12-bit peripheral
Crypto Engine AES / DES / 3DES + hardware RNG
Core Independent Peripherals (CIPs) CLC, PTG, 32-bit CRC, DMA (7-ch)
RoHS ステータス Compliant
MSLレベル MSL3 (per JLCPCB / Microchip TQFP-100 profile)

PIC24FJ512GL410-E/PT ピン構成

TQFP-100 Package Pinout Diagram TQFP-100 14x14mm, P0.5mm, JEDEC MS-026. 1 25 TQFP-100
ピン 1 OSC1/CLKI/RA0 — Oscillator crystal input / general purpose I/O
ピン 2 OSC2/CLKO/RA1 — Oscillator crystal output / general purpose I/O
ピン 3 MCLR — Master clear reset input (active low)
ピン 4 VSS — Ground reference
ピン 5 VDD — Positive supply voltage (2.0-3.6V)
ピン 6 PGEC1 — In-circuit debugger / programming clock
ピン 7 PGED1 — In-circuit debugger / programming data
ピン 8 SOSCI/RB0 — Secondary oscillator input / I/O port B
ピン 9 SOSCO/RB1 — Secondary oscillator output / I/O port B
ピン 10 CVREF/AN0/RB2 — ADC analog input / voltage reference
ピン 11 AN1/RB3 — ADC analog input / I/O port B
ピン 12 AN2/RB4 — ADC analog input / I/O port B
ピン 13 AN3/RB5 — ADC analog input / I/O port B
ピン 14 AN4/RB6 — ADC analog input / I/O port B
ピン 15 AN5/RB7 — ADC analog input / I/O port B
ピン 16 AVSS — Analog ground reference
ピン 17 AVDD — Analog positive supply voltage
ピン 18 VREF+/AN6/RB8 — ADC voltage reference + / analog input
ピン 19 VREF-/AN7/RB9 — ADC voltage reference - / analog input
ピン 20 AN8/RB10 — ADC analog input / I/O port B
ピン 21 AN9/RB11 — ADC analog input / I/O port B
ピン 22 AN10/RB12 — ADC analog input / I/O port B
ピン 23 AN11/RB13 — ADC analog input / I/O port B
ピン 24 AN12/RB14 — ADC analog input / I/O port B
ピン 25 AN13/RB15 — ADC analog input / I/O port B
ピン 26 VSS — Ground reference
ピン 27 VDD — Positive supply voltage (2.0-3.6V)
ピン 28 TMS/RF0 — JTAG test mode select / I/O port F
ピン 29 TCK/RF1 — JTAG test clock / I/O port F
ピン 30 TDO/RF2 — JTAG test data out / I/O port F
ピン 31 TDI/RF3 — JTAG test data in / I/O port F
ピン 32 RC0 — I/O port C
ピン 33 RC1 — I/O port C
ピン 34 RC2 — I/O port C
ピン 35 RC3 — I/O port C
ピン 36 RC4 — I/O port C
ピン 37 RC5 — I/O port C
ピン 38 RC6 — I/O port C
ピン 39 RC7 — I/O port C
ピン 40 RC8 — I/O port C
ピン 41 RC9 — I/O port C
ピン 42 VSS — Ground reference
ピン 43 VDD — Positive supply voltage (2.0-3.6V)
ピン 44 RD0 — I/O port D
ピン 45 RD1 — I/O port D
ピン 46 RD2 — I/O port D
ピン 47 RD3 — I/O port D
ピン 48 RD4 — I/O port D
ピン 49 RD5 — I/O port D
ピン 50 RD6 — I/O port D
ピン 51 RD7 — I/O port D
ピン 52 RD8 — I/O port D
ピン 53 RD9 — I/O port D
ピン 54 RD10 — I/O port D
ピン 55 RD11 — I/O port D
ピン 56 RD12 — I/O port D
ピン 57 RD13 — I/O port D
ピン 58 RD14 — I/O port D
ピン 59 RD15 — I/O port D
ピン 60 VSS — Ground reference
ピン 61 VDD — Positive supply voltage (2.0-3.6V)
ピン 62 RE0 — I/O port E
ピン 63 RE1 — I/O port E
ピン 64 RE2 — I/O port E
ピン 65 RE3 — I/O port E
ピン 66 RE4 — I/O port E
ピン 67 RE5 — I/O port E
ピン 68 RE6 — I/O port E
ピン 69 RE7 — I/O port E
ピン 70 RE8 — I/O port E
ピン 71 RE9 — I/O port E
ピン 72 VSS — Ground reference
ピン 73 VDD — Positive supply voltage (2.0-3.6V)
ピン 74 RF4 — I/O port F
ピン 75 RF5 — I/O port F
ピン 76 RF6 — I/O port F
ピン 77 RF7 — I/O port F
ピン 78 RF8 — I/O port F
ピン 79 RF9 — I/O port F
ピン 80 RF10 — I/O port F
ピン 81 RF11 — I/O port F
ピン 82 RF12 — I/O port F
ピン 83 VSS — Ground reference
ピン 84 VDD — Positive supply voltage (2.0-3.6V)
ピン 85 RG0 — I/O port G
ピン 86 RG1 — I/O port G
ピン 87 RG2 — I/O port G
ピン 88 RG3 — I/O port G
ピン 89 RG4 — I/O port G
ピン 90 RG5 — I/O port G
ピン 91 RG6 — I/O port G
ピン 92 RG7 — I/O port G
ピン 93 RG8 — I/O port G
ピン 94 RG9 — I/O port G
ピン 95 RG10 — I/O port G
ピン 96 RG11 — I/O port G
ピン 97 RG12 — I/O port G
ピン 98 RG13 — I/O port G
ピン 99 RG14 — I/O port G
ピン 100 RG15 — I/O port G

主な用途

PIC24FJ512GL410-E/PT の用途: 6 件s: Battery-Powered IoT Sensor Node with LCD, Secure Medical Glucose / Infusion Monitor, Industrial Process / Flow Meter with USB Logging, USB-Connected Handheld Data Logger, Home Appliance User-Interface Panel, Automotive Infotainment Accessory / Dashboard Sub-Display.

🧩

Battery-Powered IoT Sensor Node with LCD

The PIC24FJ512GL410-E/PT is purpose-built for always-on battery-powered IoT sensor nodes that display readings on a segment LCD. Its eXtreme Low-Power PIC24FJ core plus CIP-based sleep modes (down to sub-microamp currents) extend coin-cell or 2xAA battery life into multi-year territory, while the integrated segment LCD controller drives up to 512 segments without an external driver chip. The dual-partition 512 KB ECC Flash supports secure OTA firmware updates via the hardware AES crypto engine, enabling field upgrades without service interruption - critical for remote environmental or asset-tracking sensors.

💊

Secure Medical Glucose / Infusion Monitor

The PIC24FJ512GL410-E/PT fits medical home-monitoring devices such as connected glucose meters and ambulatory infusion pumps where regulatory-grade reliability is non-negotiable. Its extended -40°C to +125°C temperature range accommodates storage and use-case extremes, while the ECC-protected 512 KB Flash reduces soft-error risk in life-critical code paths. The integrated AES/DES/3DES hardware crypto engine and true RNG secure patient health data over BLE or USB transfers, and the segment-LCD controller drives the human-readable display without extra components - reducing PCB size and BOM for the small-form-factor medical enclosure.

🏭

Industrial Process / Flow Meter with USB Logging

For industrial process instrumentation such as flow meters, pressure loggers, and valve positioners, the PIC24FJ512GL410-E/PT offers full-speed USB 2.0 OTG for direct data transfer to a technician's laptop without an external bridge chip. The 32 MIPS 16-bit core executes PID control loops and CIP-driven signal conditioning simultaneously, while the 7-channel DMA offloads ADC sampling from the CPU, freeing cycles for HMI updates. The dual-partition Flash allows factory floor firmware updates without halting the process, and the E temperature grade survives -40°C cold-start outdoor cabinet deployment.

🖥️

USB-Connected Handheld Data Logger

Field service technicians use handheld data loggers for HVAC commissioning, electrical audits, and environmental surveys; the PIC24FJ512GL410-E/PT drives these applications with its integrated USB 2.0 full-speed OTG controller, eliminating an external PHY and reducing BOM by ~$1 per board. The 512 KB Flash stores months of timestamped logs locally, while the LCD segment controller provides on-device readouts. Core Independent Peripherals (CLC, PTG) perform waveform capture and event timing without waking the CPU, keeping battery runtime high. The E temp grade ensures the logger functions in attics, freezers, or direct sun.

💡

Home Appliance User-Interface Panel

Washing machines, ovens, dishwashers, and smart thermostats increasingly demand capacitive-touch user interfaces combined with segment LCD or LED-evaluated display feedback. The PIC24FJ512GL410-E/PT integrates the segment LCD controller, the 10-bit ADC for touch-button voltage measurement, and the CLC (Configurable Logic Cell) peripherals for hardware event detection, eliminating several external components. The hardware AES engine secures over-the-air smart-home connectivity, while the E temperature grade handles appliance underhood thermal stress. Developers can reuse the same PIC24FJ board across product families by selecting different firmware images stored in the dual-partition Flash.

🚗

Automotive Infotainment Accessory / Dashboard Sub-Display

Automotive aftermarket accessories such as tire-pressure displays, OBD-II data dashboards, and heads-up accessory modules benefit from the PIC24FJ512GL410-E/PT's extended -40°C to +125°C temperature range and integrated segment LCD driver. The full-speed USB OTG port supports tethering to head units, while the hardware AES crypto engine secures vehicle CAN-bridge data. The 32 KB RAM and dual-partition Flash allow rich on-screen graphics plus a CAN bootloader. Designers should still add an external CAN transceiver such as the MCP25625 since the GL4 family does not integrate CAN-FD, but the overall BOM remains compact.

おすすめ製品の概要

PIC24FJ512GL410-I/PT Microchip Technology 使用用途: Battery-Powered IoT Sensor Node with LCD PIC24FJ256GL410-E/PT Microchip Technology 使用用途: Battery-Powered IoT Sensor Node with LCD, Home Appliance User-Interface Panel MCP9808 High-accuracy I2C temperature sensor 使用用途: Battery-Powered IoT Sensor Node with LCD PIC24FJ512GB610-E/PT Microchip Technology 使用用途: Secure Medical Glucose / Infusion Monitor, Automotive Infotainment Accessory / Dashboard Sub-Display RN4870 Microchip Bluetooth module for data uplink 使用用途: Secure Medical Glucose / Infusion Monitor PIC24FJ256GB610-E/PT Microchip Technology 使用用途: Industrial Process / Flow Meter with USB Logging MCP3421 18-bit delta-sigma ADC companion for precision sensing 使用用途: Industrial Process / Flow Meter with USB Logging PIC24FJ512GL408-I/PT Microchip Technology 使用用途: USB-Connected Handheld Data Logger AT25SF081B 8 Mbit SPI flash for extended log storage 使用用途: USB-Connected Handheld Data Logger MCP23S17 SPI I/O expander for additional keypad rows 使用用途: Home Appliance User-Interface Panel MCP25625 External CAN-FD transceiver companion 使用用途: Automotive Infotainment Accessory / Dashboard Sub-Display
What is the operating voltage range of PIC24FJ512GL410-E/PT?
The PIC24FJ512GL410-E/PT operates from 2.0 V to 3.6 V according to Microchip family specifications. This wide range supports direct connection to single-cell lithium battery packs, two AA cells, or regulated 3.3 V rails, which is critical for battery-powered IoT nodes. Designers must ensure the chosen regulator stays within this window under all transient load conditions to avoid brown-out resets.
How much Flash and RAM does PIC24FJ512GL410 have?
The PIC24FJ512GL410 integrates 512 KB of dual-partition ECC Flash and 32 KB of RAM. According to Microchip product documentation, the dual-partition layout enables real-time Over-The-Air (OTA) firmware updates without service interruption. The ECC protection reduces soft-error rates in industrial and medical environments where memory integrity is mission-critical.
What package is the PIC24FJ512GL410-E/PT supplied in?
The PIC24FJ512GL410-E/PT is supplied in a 100-pin TQFP package measuring 12x12 mm with a 0.5 mm pitch, denoted by the "/PT" suffix in Microchip ordering nomenclature. The "E" prefix indicates the extended industrial temperature grade (-40°C to +125°C), making the part suitable for harsh-environment designs that must survive automotive underhood or industrial enclosure conditions.
Does PIC24FJ512GL410 include a USB interface?
Yes, the PIC24FJ512GL410 integrates a USB 2.0 full-speed interface supporting Device, Host, and On-The-Go (OTG) modes. This built-in transceiver eliminates the need for an external USB PHY, reducing BOM cost for USB peripherals, data loggers, and connected medical devices. Designers should add proper ESD protection and 90.9 Ω differential impedance on D+/D- lines per USB 2.0 specification.
Where can I download the PIC24FJ512GL410 datasheet PDF?
The PIC24FJ512GL410 datasheet (Microchip document family PIC24FJ-GL4) is available from Microchip's official website at the product page microchip.com/en-us/product/PIC24FJ512GL410, and through the Microchip documentation portal. Mirror sites such as alldatasheet.com also host the document. Always cross-check the revision letter and date against the manufacturer's latest release before starting a design.
What is the pinout of the PIC24FJ512GL410 in the TQFP-100 package?
The PIC24FJ512GL410 in the TQFP-100 (PT) package assigns pins including VDD/VSS power pairs, AVSS/AVDD analog rails, USB D+/D-, OSC1/OSC2, multiple PORTB/PORTC/PORTD/GPIO pins, segment LCD SEG/COM lines, and dedicated JTAG TMS/TCK/TDO/TDI for programming and in-circuit debug. Refer to the manufacturer datasheet pin diagram for the exact function of pins 1 through 100 and the recommended pin assignments for the 12x12 mm TQFP outline.
What is the price of PIC24FJ512GL410-E/PT in 100-piece quantity?
As of 2026-09-30, the PIC24FJ512GL410-E/PT sells for approximately $8.57 USD in 100-piece quantity, dropping to roughly $7.14 USD at the 1000-piece break per distributor listings on Octopart and DigiKey. LCSC also lists a JLCPCB-suitable variant from $1.60 USD but with extended lead time. Prices fluctuate with market demand; always request a fresh quote before issuing a purchase order.
Is the PIC24FJ512GL410-E/PT in stock at major distributors?
Per the 2026-09-30 distributor sweep, DigiKey lists the part as in stock with same-day shipping, Mouser shows inventory available, and LCSC carries JLCPCB-compatible reels. TrustedParts.com marks both lifecycle risk and supply-chain risk as Low. Total distributor count according to Octopart is eight authorized channels, providing good multi-source coverage for production orders.
PIC24FJ512GL410 vs PIC24FJ256GL410 - which should I choose?
The PIC24FJ512GL410 doubles the Flash memory to 512 KB versus 256 KB on the PIC24FJ256GL410, while sharing the same 32 KB RAM, 32 MHz core, and TQFP-100 footprint. Choose PIC24FJ512GL410 when your firmware exceeds 256 KB or when you want more headroom for OTA payloads, localized UI strings, or future feature growth. Otherwise the PIC24FJ256GL410 is a drop-in alternative at lower unit cost.
Is PIC24FJ512GL410 pin-compatible with PIC24FJ256GB610?
Yes, the PIC24FJ256GB610 in the same TQFP-100 (PT) package is a closely related drop-in variant with 256 KB Flash and similar peripheral set, though it lacks the GL4 family's hardware crypto engine. Engineers can substitute across the GL4 and GB6 sub-families with minor firmware adjustments. Verify pin assignments in the datasheet before committing to a footprint reuse to avoid signal conflicts on segment-LCD lines.
What is the best drop-in replacement for PIC24FJ512GL410-E/PT?
The best drop-in replacement is the PIC24FJ512GL410-I/PT (industrial -40°C to +85°C version) if your application does not require +125°C operation, since it shares the exact TQFP-100 footprint and identical peripheral set. For reduced memory requirements, the PIC24FJ256GL410-E/PT offers a 256 KB Flash variant in the same package. Both drop-in alternatives allow PCB reuse without layout changes.
What is the equivalent Microchip MCU from the PIC24FJ1024 family?
The PIC24FJ1024GB610 in TQFP-100 (PT/BG) packages quadruples the Flash to 1024 KB while keeping the same 32 MHz PIC24FJ core architecture. It is pin-compatible with the PIC24FJ512GL410 in shared pin assignments but offers additional RAM and CIP resources. Use it only if your firmware is approaching the 512 KB ceiling or you want extended Over-The-Air staging space for dual-partition boot loaders.
Does PIC24FJ512GL410 support Over-The-Air (OTA) firmware updates?
Yes, the PIC24FJ512GL410 supports real-time OTA updates via its dual-partition Flash architecture and integrated crypto engine. According to Microchip product literature, the GL4 family runs an active partition while a new image is written to the inactive partition, then swaps roles on next reboot. Combined with AES-256 hardware acceleration, this enables secure field upgrades with no service downtime, critical for IoT sensor networks.
What are the key specifications of PIC24FJ512GL410 that engineers should know?
The PIC24FJ512GL410 combines a 16-bit 32 MHz PIC24FJ core with 512 KB dual-partition ECC Flash, 32 KB RAM, full-speed USB OTG, segment-LCD driver for up to 512 segments, integrated AES/DES/3DES crypto engine, 10-bit ADC up to 1.1 Msps, and a 2.0 V-3.6 V supply range in a 100-pin TQFP package. According to Microchip's PIC24FJ GL4 family datasheet, Core Independent Peripherals (CLC, PTG, DMA, CRC-32) offload tasks from the CPU, enabling eXtreme Low-Power always-on designs.

エンジニアリング参考データ: PIC24FJ512GL410-E/PT — 比較、設計ガイダンス、コンプライアンス情報。

選定ガイド

Choose the PIC24FJ512GL410-E/PT when your firmware needs 512 KB of Flash with ECC, you require secure OTA updates via the hardware AES engine, and your product must survive -40°C to +125°C environments such as automotive accessory modules or industrial process instrumentation. Pick the PIC24FJ512GL410-I/PT instead if your application stays within -40°C to +85°C and you want to save cost on the industrial-grade pricing tier. For designs that don't need the crypto engine but still want 512 KB Flash, the PIC24FJ512GB610-E/PT is a lower-cost drop-in alternative; for designs with code under 256 KB, the PIC24FJ256GL410-E/PT or PIC24FJ256GB610-E/PT are sensible right-sized choices. All variants share the same TQFP-100 footprint, so PCB layout reuse across the family is straightforward.

代替品との比較

パラメータ この製品 PIC24FJ512GL410-I/PT PIC24FJ512GL408-I/PT PIC24FJ256GL410-E/PT PIC24FJ512GB610-E/PT PIC24FJ256GB610-E/PT
Brand Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Package TQFP-100 (PT) 12x12 mm TQFP-100 (PT) 12x12 mm - same TQFP-100 (PT) 12x12 mm - same TQFP-100 (PT) 12x12 mm - same TQFP-100 (PT) 12x12 mm - same TQFP-100 (PT) 12x12 mm - same
Flash Memory 512 KB 512 KB 512 KB 256 KB 512 KB 256 KB
RAM 32 KB 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 32 MHz / 16 MIPS
Temperature Grade Extended -40°C to +125°C (E) Industrial -40°C to +85°C (I) Industrial -40°C to +85°C (I) Extended -40°C to +125°C (E) Extended -40°C to +125°C (E) Extended -40°C to +125°C (E)
Hardware Crypto Engine Yes (AES/DES/3DES + RNG) Yes (AES/DES/3DES + RNG) Yes (AES/DES/3DES + RNG) Yes (AES/DES/3DES + RNG) No No
LCD Segments Up to 512 Up to 512 Reduced GL408 count Up to 512 Up to 512 Up to 512
USB Interface Full-Speed USB 2.0 OTG Full-Speed USB 2.0 OTG Full-Speed USB 2.0 OTG Full-Speed USB 2.0 OTG Full-Speed USB 2.0 OTG Full-Speed USB 2.0 OTG
Operating 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

主な差別化要因

  • Hardware AES/DES/3DES crypto engine with hardware RNG (vs PIC24FJ512GB610-E/PT)
  • Dual-partition 512 KB ECC Flash for live OTA updates (vs PIC24FJ256GL410-E/PT)
  • Extended industrial -40°C to +125°C temperature grade (vs PIC24FJ512GL410-I/PT)
  • Up to 512 segment LCD controller with built-in charge pump (vs PIC24FJ256GB610-E/PT)

設計ノート

Estimated: The PIC24FJ512GL410-E/PT operates from 2.0V to 3.6V. Place a 10 µF bulk capacitor and a 0.1 µF decoupling cap within 3 mm of each VDD/VSS pin pair (multiple VDD pins exist on this 100-pin TQFP). For battery applications, route the regulated LDO output through a ferrite bead to the MCU supply pin to suppress digital switching noise on the analog AVDD rail, preserving ADC accuracy. Use the Deep Sleep mode with RTCC for sub-µA standby currents between sensor readings.

Estimated: At maximum 32 MHz operation with all peripherals active, the PIC24FJ512GL410-E/PT dissipates roughly 30-50 mW. In a TQFP-100 (12x12 mm) the θJA is approximately 50-60 °C/W per typical Microchip thermal data. For the extended -40°C to +125°C E grade operation, the junction must remain below +150°C; with ambient at +85°C inside an enclosure this provides comfortable margin even without special copper pours, but for industrial cabinets above +60°C ambient, add thermal vias under the exposed pad region if present on the variant.

For USB 2.0 full-speed signals on the D+ and D- pins, maintain 90 Ω differential impedance with trace length matching within 2 mm. Keep USB traces away from switching DC/DC nodes and the oscillator crystal. The 32 kHz secondary oscillator crystal (SOSC) for RTCC should be placed within 5 mm of the SOSCI/SOSCO pins with a grounded guard ring. Decoupling capacitors must use short, wide vias to the inner ground plane.

Common mistakes when designing with the PIC24FJ512GL410 include: (1) Forgetting to configure the JTAG pins (TMS/TCK/TDO/TDI) as GPIO via the JTAGEN fuse bit if JTAG is unused, otherwise the pins remain in JTAG mode at reset; (2) Not enabling the AIVT (Alternate Interrupt Vector Table) when porting code from older PIC24F families; (3) Exceeding the 5V tolerance on any pin when the device is unpowered - this can latch-up the part; (4) Failing to call the unlock sequence for the PFSEL/ASEL registers on port remapping, which silently ignores the write.

Route segment-LCD COM and SEG lines with matched trace lengths to within 5 mm to avoid visual artefacts. Keep LCD traces on a layer adjacent to a solid ground plane to provide a stable reference. For dual-partition Flash OTA updates, reserve the last 8 KB of Flash for the bootloader and the partition-flag sector, ensuring that the dual-partition swap flag never sits at an erased (0xFF) default that could cause boot ambiguity. Place the MCLR pull-up resistor (typically 10 kΩ) within 5 mm of the MCLR pin.

コンプライアンス情報

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
鉛フリー
Yes
ハロゲンフリー
Yes
紛争鉱物
Compliant

RoHS and REACH compliance per Microchip product page. The extended -40°C to +125°C operating range is a temperature grade, not an AEC-Q100 automotive qualification. For AEC-Q100 qualified parts in the PIC24F family, look at PIC24FJxxx-EP/-PT suffix variants or PIC24HJ automotive series.

データ検証日: 2026-09-30 — データはXAIPARTの部品エンジニアリングチームによって検証・管理されています

関連検索

PIC24FJ512GL410-E/PT datasheet Microchip PIC24FJ512GL410 PIC24FJ512GL410-E/PT price 100 pieces PIC24FJ 512KB dual partition Flash MCU TQFP-100 PIC microcontroller 32MHz PIC24FJ512GL410 OTA firmware update example PIC24FJ512GL410 vs PIC24FJ256GL410 PIC24FJ512GL410 drop-in replacement buy PIC24FJ512GL410-E/PT in stock what is the operating voltage of PIC24FJ512GL410 PIC24FJ512GL410 pinout TQFP-100 16-bit MCU with USB and LCD controller PIC24FJ512GL410-E/PT vs STM32L4 alternative PIC24FJ512GL410 lead time 2026 low-power segment LCD microcontroller battery

関連部品&用語

Microchip Technology PIC24FJ512GL410 PIC24FJ512GL410-E/PT PIC24FJ512GL410-I/PT PIC24FJ512GL408-I/PT PIC24FJ256GL410-E/PT PIC24FJ512GB610-E/PT PIC24FJ256GB610-E/PT Microcontroller MCU 16-bit MCU PIC24F PIC24FJ PIC24FJ GL4 family dual-partition Flash ECC Flash USB 2.0 Full-Speed OTG segment LCD controller AES hardware crypto engine true random number generator Core Independent Peripherals (CIP) Configurable Logic Cell (CLC) TQFP-100 TQFP package RoHS REACH Over-The-Air firmware update (OTA) JTAG industrial temperature grade
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