PIC24FJ512GL408-I/PT - 512KB Flash 16-bit LCD MCU | Microchip
Артикул: PIC24FJ512GL408-I/PT ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $9.85 | $9,85 |
| 10 | $8.92 | $89,20 |
| 100 | $7.78 | $778,00 |
| 500 | $6.95 | $3.475,00 |
| 1.000 | $6.3 | $6.300,00 |
PIC24FJ512GL408-I/PT Обзор
A 16-bit microcontroller (MCU) is a single-chip computer that uses a 16-bit data path, instruction word, and register file. Within the broader semiconductor taxonomy, it sits below 32-bit Cortex-M class devices but above 8-bit PIC16/AVR microcontrollers. The PIC24F architecture adds a hardware multiply/divide unit, a 16-element working register array, and native C-friendly addressing modes, making it a common upgrade path from legacy PIC18 designs in industrial, medical, and human-machine-interface (HMI) products.
Key features of the PIC24FJ512GL408 include 512 KB of dual-partition Flash that supports live Over-The-Air (OTA) firmware updates, 32 KB RAM, four Core Independent Peripherals (CIPs) such as CLC, MCCP and 16-bit PWM, a full-speed USB 2.0 device controller with internal transceiver, a segmented LCD driver (up to 296 segments), a 12-bit 500 ksps ADC, multiple UART/SPI/I2C peripherals, RTCC with calendar, and AEC-Q100 qualification for automotive-grade deployments.
The 'GL4' family uses a low-power design with multiple idle, sleep, and deep-sleep modes drawing microamp-level currents for battery-powered HMIs. Dual-partition Flash with live update enables a bootloader in one partition and an application in the other, so firmware can be swapped in the field without external memory or external supervisory logic.
Typical applications include industrial HMI panels with LCD, medical infusion pumps, e-meter and smart-meter front panels, automotive instrument clusters, IoT edge nodes with segmented displays, and consumer appliances with touch + LCD user interfaces. Designers select the GL408 for designs needing maximum Flash and an integrated LCD driver in a single chip.
When designing with this device, allocate the 12x12 mm TQFP-80 land pattern carefully and follow Microchip's analog and oscillator layout guidelines. Use the dedicated CVD touch and segmented-LCD bias network to minimize current draw and pin count, and refer to the PIC24FJ512GL408 datasheet for the full peripheral pin-select (PPS) mapping before finalizing PCB layout.
Аналоги без доработки для PIC24FJ512GL408-I/PT — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с PIC24FJ512GL408-I/PT (тот же форм-фактор и посадочное место) — отличается по LCD Controller, Operating Temperature, ADC, Package, USB.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
PIC24FJ512GL408-E/PT
✅ Прямая замена✓ В наличии
$5.74 / шт.
Открыть даташит →PIC24FJ256GL408-I/PT
✅ Прямая замена✓ В наличии
$9.42 / шт.
Открыть даташит →PIC24FJ128GL408-I/PT
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
PIC24FJ512GL406-I/PT
✅ Прямая замена✓ В наличии
$5.55 / шт.
Открыть даташит →PIC24FJ256GL408-E/PT
✅ Прямая замена✓ В наличии
$4.62 / шт.
Открыть даташит →PIC24FJ512GL408-I/PT Максимальные параметры и электрические характеристики
| Core Architecture | PIC24F (16-bit) with MIPS16e ISA |
| Program Flash | 512 KB (512K x 8) ECC Flash |
| SRAM | 32 KB |
| Operating Frequency | 32 MHz (16 MIPS) internal |
| Напряжение питания | 2.0 V to 3.6 V |
| Рабочая температура | -40 C to +85 C (industrial) |
| I/O Pins | 70 user I/O |
| Корпус | 80-pin TQFP (12x12 mm) |
| LCD Controller | Integrated segmented LCD driver |
| ADC | 12-bit A/D converter |
| USB | USB 2.0 Full-Speed Device with internal transceiver |
| Timers | Multiple 16-bit timer/capture/PWM channels |
| Communication | UART, SPI, I2C with PPS mapping |
| AEC-Q100 | Qualified (automotive grade) |
| Тип монтажа | Surface Mount |
Конфигурация выводов PIC24FJ512GL408-I/PT
| Контакт 1 | RG15 — I/O port |
| Контакт 2 | RG0 — I/O port / LCD segment |
| Контакт 3 | RG1 — I/O port / LCD segment |
| Контакт 4 | RG2 — I/O port / LCD segment |
| Контакт 5 | RG3 — I/O port / LCD segment |
| Контакт 6 | RG4 — I/O port / LCD segment |
| Контакт 7 | RG5 — I/O port / LCD segment |
| Контакт 8 | RG6 — I/O port / LCD segment |
| Контакт 9 | RG7 — I/O port / LCD segment |
| Контакт 10 | RG8 — I/O port / LCD segment |
| Контакт 11 | RG9 — I/O port / LCD segment |
| Контакт 12 | RG10 — I/O port / LCD segment |
| Контакт 13 | RG11 — I/O port / LCD segment |
| Контакт 14 | RG12 — I/O port / LCD segment |
| Контакт 15 | RG13 — I/O port / LCD segment |
| Контакт 16 | RG14 — I/O port / LCD segment |
| Контакт 17 | VDD — Supply voltage 2.0V to 3.6V |
| Контакт 18 | RC12 — I/O port |
| Контакт 19 | RC13 — I/O port |
| Контакт 20 | RC14 — I/O port |
| Контакт 21 | RC15 — I/O port |
| Контакт 22 | VSS — Ground |
| Контакт 23 | RD0 — I/O port |
| Контакт 24 | RD1 — I/O port |
| Контакт 25 | RD2 — I/O port |
| Контакт 26 | RD3 — I/O port |
| Контакт 27 | RD4 — I/O port |
| Контакт 28 | RD5 — I/O port |
| Контакт 29 | RD6 — I/O port |
| Контакт 30 | RD7 — I/O port |
| Контакт 31 | RD8 — I/O port |
| Контакт 32 | RD9 — I/O port |
| Контакт 33 | RD10 — I/O port |
| Контакт 34 | RD11 — I/O port |
| Контакт 35 | VSS — Ground |
| Контакт 36 | RD12 — I/O port |
| Контакт 37 | RD13 — I/O port |
| Контакт 38 | RD14 — I/O port |
| Контакт 39 | RD15 — I/O port |
| Контакт 40 | RA0 — I/O port / analog input |
| Контакт 41 | RA1 — I/O port / analog input |
| Контакт 42 | RA2 — I/O port / analog input |
| Контакт 43 | RA3 — I/O port / analog input |
| Контакт 44 | RA4 — I/O port / analog input |
| Контакт 45 | RA5 — I/O port / analog input |
| Контакт 46 | RA6 — I/O port / analog input |
| Контакт 47 | RA7 — I/O port / analog input |
| Контакт 48 | VDD — Supply voltage 2.0V to 3.6V |
| Контакт 49 | OSC1 — Crystal oscillator input |
| Контакт 50 | OSC2 — Crystal oscillator output |
| Контакт 51 | RB0 — I/O port / programming clock (PGEC1) |
| Контакт 52 | RB1 — I/O port / programming data (PGED1) |
| Контакт 53 | RB2 — I/O port |
| Контакт 54 | RB3 — I/O port |
| Контакт 55 | RB4 — I/O port |
| Контакт 56 | RB5 — I/O port |
| Контакт 57 | RB6 — I/O port / programming clock (PGEC2) |
| Контакт 58 | RB7 — I/O port / programming data (PGED2) |
| Контакт 59 | VSS — Ground |
| Контакт 60 | RB8 — I/O port |
| Контакт 61 | RB9 — I/O port |
| Контакт 62 | RB10 — I/O port |
| Контакт 63 | RB11 — I/O port |
| Контакт 64 | RB12 — I/O port |
| Контакт 65 | RB13 — I/O port |
| Контакт 66 | RB14 — I/O port |
| Контакт 67 | RB15 — I/O port |
| Контакт 68 | VDD — Supply voltage 2.0V to 3.6V |
| Контакт 69 | RC0 — I/O port |
| Контакт 70 | RC1 — I/O port |
| Контакт 71 | RC2 — I/O port |
| Контакт 72 | RC3 — I/O port |
| Контакт 73 | RC4 — I/O port |
| Контакт 74 | RC5 — I/O port |
| Контакт 75 | RC6 — I/O port |
| Контакт 76 | RC7 — I/O port |
| Контакт 77 | RC8 — I/O port |
| Контакт 78 | RC9 — I/O port |
| Контакт 79 | RC10 — I/O port |
| Контакт 80 | RC11 — I/O port |
Типичное применение
PIC24FJ512GL408-I/PT подходит для 6 применениеs: Industrial HMI Panel with Segmented LCD, Smart Meter / E-Meter Front Panel, Automotive Instrument Cluster, Medical Infusion Pump Controller, IoT Edge Sensor Node with LCD, Consumer Appliance User Interface.
Industrial HMI Panel with Segmented LCD
The PIC24FJ512GL408-I/PT is purpose-built for industrial HMI panels because it integrates a segmented LCD controller that drives up to 296 pixels without an external driver IC, eliminating BOM cost and PCB area. The 512 KB dual-partition Flash supports Over-The-Air firmware updates so the panel can be re-flashed in the field without service calls. Place the GL408 between the front-panel LCD glass and the user's keypad/touch inputs; its 12-bit ADC reads CVD touch sensors while multiple UART/SPI/I2C peripherals link to a host PLC.
Рекомендуется
Smart Meter / E-Meter Front Panel
Smart electricity meters benefit from the PIC24FJ512GL408-I/PT's combination of low power (microamp sleep), large 512 KB Flash for metering protocol stacks (DLMS/COSEM, IEC 62056), and integrated segmented LCD that displays consumption, time-of-use tariffs, and error codes. The 32 KB SRAM buffers communication frames while the 32 MHz CPU handles encryption in real time. Run the meter from a 3.3V LDO fed by the meter's current transformer; the deep-sleep modes extend battery backup life during power outages.
Рекомендуется
Automotive Instrument Cluster
The PIC24FJ512GL408-I/PT belongs to an AEC-Q100 qualified family, making it suitable for non-safety-critical instrument cluster nodes. The segmented LCD controller drives speed, RPM, fuel, and temperature gauges, while 70 user I/O connect to CAN/LIN transceivers, rotary encoders, and backlight drivers. Dual-partition Flash enables secure OTA firmware updates from the OEM cloud. Operate from the 12V battery through a 3.3V automotive-grade LDO and follow Microchip's automotive PCB layout guidelines for EMI immunity.
Рекомендуется
Medical Infusion Pump Controller
Medical infusion pumps rely on the PIC24FJ512GL408-I/PT's deterministic 16 MIPS performance for closed-loop motor control, its 512 KB Flash for safety firmware and audit logging, and 32 KB SRAM for alarm buffering. The on-chip 12-bit ADC reads multiple pressure and flow sensors while the segmented LCD displays dose rate and remaining volume. Use the Core Independent Peripherals (CIPs) to offload PWM, capture, and CRC work from the CPU so the application code focuses on safety logic. Follow IEC 62304 development practices.
Рекомендуется
IoT Edge Sensor Node with LCD
Battery-powered IoT edge nodes benefit from the PIC24FJ512GL408-I/PT's deep-sleep current in the microamp range plus its segmented LCD that displays sensor readings locally without needing an OLED. The 512 KB dual-partition Flash supports secure OTA firmware upgrades pushed from the cloud over Wi-Fi/BLE companion modules. USB 2.0 full-speed with internal transceiver eases factory provisioning and field firmware loading through a standard micro-USB port, eliminating the need for an external USB PHY.
Рекомендуется
Consumer Appliance User Interface
Washing machines, dishwashers, ovens, and other consumer appliances use the PIC24FJ512GL408-I/PT to drive a multi-segment LCD display showing cycle progress, temperature, and fault codes, while 70 user I/O scan the keypad and capacitive-touch buttons. The 512 KB Flash stores localized UI strings for multiple languages and the appliance's cycle firmware, while 32 KB RAM buffers user inputs. Multiple UART/SPI/I2C peripherals link to motor-control and sensor front-end boards across the appliance chassis.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для PIC24FJ512GL408-I/PT — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | PIC24FJ512GL408-E/PT | PIC24FJ256GL408-I/PT | PIC24FJ128GL408-I/PT | PIC24FJ512GL406-I/PT | PIC24FJ256GL408-E/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 80-pin TQFP (12x12) | 80-pin TQFP (12x12) - same | 80-pin TQFP (12x12) - same | 80-pin TQFP (12x12) - same | 80-pin TQFP (12x12) - same | 80-pin TQFP (12x12) - same |
| Program Flash | 512 KB | 512 KB | 256 KB (-50%) | 128 KB (-75%) | 512 KB | 256 KB (-50%) |
| SRAM | 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 |
| Supply 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 |
| Temperature Grade | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) |
| LCD Controller | Yes (up to 296 segments) | Yes (up to 296 segments) | Yes (up to 296 segments) | Yes (up to 296 segments) | Yes (reduced segment count) | Yes (up to 296 segments) |
| USB | USB 2.0 FS Device | USB 2.0 FS Device | USB 2.0 FS Device | USB 2.0 FS Device | USB 2.0 FS Device | USB 2.0 FS Device |
Ключевые отличия
- Maximum Flash capacity in the GL408 family with industrial temperature range (против PIC24FJ256GL408-I/PT)
- Extended temperature grade option available in same package (против PIC24FJ512GL408-E/PT)
- Full 296-segment LCD controller (против PIC24FJ512GL406-I/PT)
Заметки по проектированию
Decouple each VDD/VSS pair with a 100 nF ceramic capacitor placed within 3 mm of the pin pair, and add a bulk 10 uF tantalum or ceramic cap on the main 3.3V rail. The PIC24FJ512GL408-I/PT has multiple VDD pins (17, 48, 68); each must be decoupled separately to meet the +/- 50 mV noise budget required for clean ADC and LCD charge-pump operation.
Place the 32.768 kHz crystal and load capacitors within 5 mm of OSC1/OSC2 (pins 49/50), and route the traces over a continuous ground plane. Keep LCD segment traces short and shielded from switching I/O; route them away from the USB D+/D- differential pair (mapped via PPS) to avoid coupling. Follow Microchip's analog layout guidelines for the 12-bit ADC reference and signal traces.
Do not forget to configure the Peripheral Pin Select (PPS) registers before using UART, SPI, I2C, or USB - on the GL408 family most digital peripherals are remappable and default to disabled. Also remember that dual-partition Flash boot requires correct CONFIG3 settings to point at the active partition; misconfiguration bricks the OTA update path. Finally, observe the absolute maximum VDD of 3.6V - even brief transients above 3.6V can damage the part.
For USB 2.0 full-speed operation, route D+ and D- as a 90-ohm differential pair with matching length within 2 mm. Place the USB series resistors (per the datasheet) within 5 mm of the MCU pins and add a common-mode choke if the cable is longer than 1 m. Verify eye diagram compliance using a USB-IF certified test fixture during design validation.
Информация о соответствии
RoHS and REACH compliant per Microchip product page. GL4 family is AEC-Q100 qualified; -I/PT is industrial grade, -E/PT is extended temperature grade. Lead-free and halogen-free per Microchip material declarations.