PIC24FJ128GU410-I/PT - 16-Bit MCU 128KB Flash USB LCD 100-TQFP
料号： PIC24FJ128GU410-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.99 | $5.99 |
| 10 | $5.39 | $53.90 |
| 100 | $4.79 | $479.00 |
| 500 | $4.31 | $2,155.00 |
| 1,000 | $3.83 | $3,830.00 |
PIC24FJ128GU410-I/PT 概述
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash/SRAM), and I/O peripherals onto one die. The PIC24F family sits between the 8-bit PIC16/PIC18 and the 32-bit PIC32 in Microchip's portfolio, providing 16 MIPS performance with low power consumption for embedded control. Within this taxonomy, PIC24FJ128GU410 belongs to the XLP "GU4" subfamily, which adds 512 KB dual-partition Flash with Over-The-Air (OTA) bootloading and EEPROM emulation - the highest-memory tier of the GU4 series.
Key features include 128 KB ECC Flash with dual partition support, 32 KB SRAM, full-speed USB 2.0 device/host/OTG, hardware real-time clock and calendar (RTCC), a 4x40 segmented LCD controller, multiple UART/SPI/I2C peripherals, and 10-bit ADC. The dual-partition Flash allows safe firmware upgrades in the field: while one partition runs application code, the other can be reprogrammed, then control swaps. This makes the GU4 family uniquely suited to connected, serviceable products where firmware must be updated without bricking the unit.
Typical applications include industrial sensor hubs with LCD readouts, USB-connected medical devices, home appliances with user interfaces, metering and measurement instrumentation, and IoT edge nodes with secure OTA firmware delivery. The integrated USB and LCD eliminate external bridge chips, reducing BOM cost and PCB footprint in human-interface designs.
When designing with this part, observe the 3.3V core supply requirement (typical operating range 2.0-3.6V) and provide a 32.768 kHz crystal for RTCC accuracy if calendar functionality is required. Route the USB D+/D- lines as a 90-ohm differential pair and decouple all power pins with 100 nF ceramic capacitors placed within 3 mm of each VDD/VSS pin pair.
This page synthesizes distributor pricing, drop-in same-family alternatives from the PIC24FJ GU4/GL4 family, and practical design notes not found in the manufacturer datasheet alone, helping engineers evaluate the PIC24FJ128GU410-I/PT for low-power USB-enabled embedded designs.
直接替换替代料： PIC24FJ128GU410-I/PT ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： PIC24FJ128GU410-I/PT （相同外形与封装尺寸） ——差异在于 ADC, Package, Program Memory (Flash), Core Architecture, Timers.
快速对比工具——选择替代料号进行并排对比：
PIC24FJ256GU410-I/PT
✅ 直接替换✓ 有现货
$4.35 / 个
查看数据手册 →PIC24FJ128GU408-I/PT
✅ 直接替换✓ 有现货
$2.84 / 个
查看数据手册 →PIC24FJ128GL410T-I/PT
✅ 直接替换✓ 有现货
$4.1 / 个
查看数据手册 →PIC24FJ128GB410-I/PT
✅ 直接替换✓ 有现货
$3.15 / 个
查看数据手册 →PIC24FJ128GA410-I/PT
✅ 直接替换✓ 有现货
$3.21 / 个
查看数据手册 →PIC24FJ128GA010-I/PT
✅ 直接替换✓ 有现货
$4.95 / 个
查看数据手册 →PIC24FJ128GU410-I/PT 最大额定值与电气特性
| Architecture | 16-bit PIC24F RISC |
| Instruction Set | 16-bit modified Harvard |
| CPU Core | eXtreme Low Power (XLP) PIC24F |
| Max CPU Speed | 32 MHz / 16 MIPS |
| Program Memory (Flash) | 128 KB with ECC |
| RAM | 32 KB |
| Flash Partitions | Dual partition (OTA-capable) |
| Operating Voltage | 2.0 V to 3.6 V |
| 工作温度 | -40C to +85C (industrial) |
| USB Interface | Full-speed USB 2.0 Device/Host/OTG |
| LCD Controller | 4x40 segmented LCD driver (up to 160 segments) |
| ADC | 10-bit ADC, multiple channels |
| RTCC | Yes (hardware real-time clock/calendar) |
| Communication Peripherals | UART, SPI, I2C (multiple instances) |
| 封装 | TQFP-100 (PT), 12x12 mm, 0.5 mm pitch |
| 安装类型 | Surface Mount |
| MSL 等级 | 3 |
| RoHS 状态 | Compliant |
PIC24FJ128GU410-I/PT 引脚配置
| 引脚 1 | RG15 — I/O port RG15 / SCL2 |
| 引脚 2 | RG14 — I/O port RG14 / SDA2 |
| 引脚 3 | VDD — Positive supply (3.3V) |
| 引脚 4 | OSC1 — Crystal oscillator input |
| 引脚 5 | OSC2 — Crystal oscillator output |
| 引脚 6 | SOSCO — Secondary oscillator output (32.768 kHz) |
| 引脚 7 | SOSCI — Secondary oscillator input (32.768 kHz) |
| 引脚 8 | RC1 — I/O port RC1 |
| 引脚 9 | RC2 — I/O port RC2 |
| 引脚 10 | RC3 — I/O port RC3 |
| 引脚 11 | RC4 — I/O port RC4 |
| 引脚 12 | VSS — Ground reference |
| 引脚 13 | RB5 — I/O port RB5 |
| 引脚 14 | RB4 — I/O port RB4 |
| 引脚 15 | RB3 — I/O port RB3 |
| 引脚 16 | RB2 — I/O port RB2 |
| 引脚 17 | RB1 — I/O port RB1 |
| 引脚 18 | RB0 — I/O port RB0 / programming |
| 引脚 19 | RB6 — I/O port RB6 / ICS PGC |
| 引脚 20 | RB7 — I/O port RB7 / ICS PGD |
| 引脚 21 | RA10 — I/O port RA10 |
| 引脚 22 | RA11 — I/O port RA11 |
| 引脚 23 | VDD — Positive supply (3.3V) |
| 引脚 24 | VSS — Ground reference |
| 引脚 25 | RA0 — I/O port RA0 |
| 引脚 26 | RA1 — I/O port RA1 |
| 引脚 27 | RA2 — I/O port RA2 |
| 引脚 28 | RA3 — I/O port RA3 |
| 引脚 29 | RA4 — I/O port RA4 |
| 引脚 30 | RA5 — I/O port RA5 |
| 引脚 31 | RA6 — I/O port RA6 |
| 引脚 32 | RA7 — I/O port RA7 |
| 引脚 33 | RA8 — I/O port RA8 |
| 引脚 34 | RA9 — I/O port RA9 |
| 引脚 35 | RC13 — I/O port RC13 |
| 引脚 36 | RC14 — I/O port RC14 |
| 引脚 37 | VDD — Positive supply (3.3V) |
| 引脚 38 | VSS — Ground reference |
| 引脚 39 | RD0 — I/O port RD0 |
| 引脚 40 | RD1 — I/O port RD1 |
| 引脚 41 | RD2 — I/O port RD2 |
| 引脚 42 | RD3 — I/O port RD3 |
| 引脚 43 | RD4 — I/O port RD4 |
| 引脚 44 | RD5 — I/O port RD5 |
| 引脚 45 | RD6 — I/O port RD6 |
| 引脚 46 | RD7 — I/O port RD7 |
| 引脚 47 | RC12 — I/O port RC12 |
| 引脚 48 | RC15 — I/O port RC15 |
| 引脚 49 | RF0 — I/O port RF0 |
| 引脚 50 | RF1 — I/O port RF1 |
| 引脚 51 | VSS — Ground reference |
| 引脚 52 | VDD — Positive supply (3.3V) |
| 引脚 53 | RF2 — I/O port RF2 |
| 引脚 54 | RF3 — I/O port RF3 / D+ (USB) |
| 引脚 55 | RF4 — I/O port RF4 / D- (USB) |
| 引脚 56 | RF5 — I/O port RF5 / VBUS |
| 引脚 57 | RF6 — I/O port RF6 |
| 引脚 58 | RF7 — I/O port RF7 |
| 引脚 59 | RF8 — I/O port RF8 |
| 引脚 60 | RF9 — I/O port RF9 |
| 引脚 61 | RG0 — I/O port RG0 |
| 引脚 62 | RG1 — I/O port RG1 |
| 引脚 63 | RG2 — I/O port RG2 |
| 引脚 64 | RG3 — I/O port RG3 |
| 引脚 65 | MCLR — Master clear / reset (active low) |
| 引脚 66 | RG6 — I/O port RG6 |
| 引脚 67 | RG7 — I/O port RG7 |
| 引脚 68 | RG8 — I/O port RG8 |
| 引脚 69 | RG9 — I/O port RG9 |
| 引脚 70 | VDD — Positive supply (3.3V) |
| 引脚 71 | VSS — Ground reference |
| 引脚 72 | RB8 — I/O port RB8 |
| 引脚 73 | RB9 — I/O port RB9 |
| 引脚 74 | RB10 — I/O port RB10 |
| 引脚 75 | RB11 — I/O port RB11 |
| 引脚 76 | RB12 — I/O port RB12 |
| 引脚 77 | RB13 — I/O port RB13 |
| 引脚 78 | RB14 — I/O port RB14 |
| 引脚 79 | RB15 — I/O port RB15 |
| 引脚 80 | RD8 — I/O port RD8 |
| 引脚 81 | RD9 — I/O port RD9 |
| 引脚 82 | RD10 — I/O port RD10 |
| 引脚 83 | RD11 — I/O port RD11 |
| 引脚 84 | RD12 — I/O port RD12 |
| 引脚 85 | RD13 — I/O port RD13 |
| 引脚 86 | RD14 — I/O port RD14 |
| 引脚 87 | RD15 — I/O port RD15 |
| 引脚 88 | VSS — Ground reference |
| 引脚 89 | VDD — Positive supply (3.3V) |
| 引脚 90 | RE0 — I/O port RE0 |
| 引脚 91 | RE1 — I/O port RE1 |
| 引脚 92 | RE2 — I/O port RE2 |
| 引脚 93 | RE3 — I/O port RE3 |
| 引脚 94 | RE4 — I/O port RE4 |
| 引脚 95 | RE5 — I/O port RE5 |
| 引脚 96 | RE6 — I/O port RE6 |
| 引脚 97 | RE7 — I/O port RE7 |
| 引脚 98 | RC5 — I/O port RC5 |
| 引脚 99 | RC6 — I/O port RC6 |
| 引脚 100 | RC7 — I/O port RC7 |
典型应用
PIC24FJ128GU410-I/PT 适用于 6 应用s: Industrial USB Sensor Hub, Medical Infusion Pump with LCD, Home Appliance User Interface, Smart Meter with USB Diagnostics Port, IoT Edge Node with OTA Firmware, USB Barcode Scanner / POS Terminal.
Industrial USB Sensor Hub
The PIC24FJ128GU410-I/PT fits industrial USB sensor hubs because its integrated full-speed USB controller eliminates external bridge chips while the 16 MIPS performance handles multi-channel sensor sampling. Place the MCU as the USB device controller on a 90-ohm differential pair for D+/D-, with the 32 KB RAM buffering high-rate ADC streams. The XLP deep-sleep current under 1 uA enables battery-backed operation between USB host sessions, suiting portable calibration tools. The dual-partition Flash allows safe field firmware updates when sensor algorithms change.
推荐
Medical Infusion Pump with LCD
The PIC24FJ128GU410-I/PT suits medical infusion pumps because the integrated 4x40 LCD controller drives the dosage display directly while the RTCC hardware block provides tamper-resistant time-of-day logging. Run the MCU at 32 MHz to handle pump stepper motor PWM and pressure-sensor ADC sampling in real time. The 128 KB ECC Flash holds the safety-critical control algorithm with single-bit error correction per Microchip datasheet - critical for IEC 62304 medical device firmware classification. Dual-partition OTA enables certified field firmware updates without service interruption.
推荐
Home Appliance User Interface
The PIC24FJ128GU410-I/PT fits home appliance HMIs such as washing machines and induction cooktops because the on-chip LCD controller drives 7-segment or character displays while the USB allows factory programming and field diagnostics. Run at 16 MIPS to manage touch-button scanning via the CTMU peripheral and triac zero-cross timing for heater control. The XLP sleep modes drop consumption to microampere range during standby, meeting ENERGY STAR appliance idle budgets per the Microchip PIC24F XLP datasheet. Industrial -40C to +85C rating covers appliance thermal environments.
推荐
Smart Meter with USB Diagnostics Port
The PIC24FJ128GU410-I/PT supports smart electricity meters with USB diagnostics because the integrated LCD drives the consumption readout while USB enables field engineer access to logging data. The 32 KB RAM buffers metrology calculations (RMS, power factor) while 128 KB Flash stores tariffs and history. Run the RTCC from a 32.768 kHz crystal for time-of-use billing accuracy. Dual-partition OTA allows utility firmware updates over the network without rolling a truck, per the Microchip PIC24FJ GU4 family OTA documentation.
推荐
IoT Edge Node with OTA Firmware
The PIC24FJ128GU410-I/PT serves IoT edge nodes because its dual-partition Flash with OTA bootloading is the defining feature for securely updatable connected devices. Run one partition as the application while the other receives new firmware over USB or wireless bridge, then atomically swap per Microchip's FFBOOT bootloader. XLP current under 1 uA in sleep extends battery life to years when the node wakes periodically. The 16 MIPS handles edge analytics before forwarding aggregated data to the cloud.
推荐
USB Barcode Scanner / POS Terminal
The PIC24FJ128GU410-I/PT fits USB barcode scanners and POS terminals because full-speed USB device mode plugs directly into a host while the LCD controller drives a small customer-facing display. The 32 KB RAM buffers scanned barcode streams for protocol conversion (HID, CDC, or vendor-class). Run at 32 MHz for 16 MIPS decode throughput per Microchip documentation. Dual-partition OTA enables remote firmware updates when barcode symbology libraries expand - critical for retail deployments across thousands of terminals.
推荐
推荐产品汇总
工程参考数据： PIC24FJ128GU410-I/PT ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | PIC24FJ256GU410-I/PT | PIC24FJ128GU408-I/PT | PIC24FJ128GL410T-I/PT | PIC24FJ128GB410-I/PT | PIC24FJ128GA410-I/PT | PIC24FJ128GA010-I/PT |
|---|---|---|---|---|---|---|---|
| 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 | TQFP-100 (PT) 12x12 mm - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 128 KB ECC (dual partition) | 256 KB ECC (dual partition) | 128 KB ECC | 128 KB (single partition) | 128 KB (single partition) | 128 KB | 128 KB |
| RAM | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB | 8 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 | 16 MIPS |
| USB Interface | Full-speed USB 2.0 Device/Host/OTG | Full-speed USB 2.0 Device/Host/OTG | Full-speed USB 2.0 Device/Host/OTG | No USB | Full-speed USB 2.0 | Full-speed USB 2.0 | No USB |
| LCD Controller | 4x40 (160 segments) | 4x40 (160 segments) | 4x40 | 4x40 | 4x40 | 4x40 | No LCD |
| OTA Bootloader Support | Yes (dual partition) | Yes (dual partition) | Yes | No | No | No | No |
| 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 | 2.0 V to 3.6 V |
关键差异点
- Dual-partition Flash with OTA bootloading （对比 PIC24FJ128GB410-I/PT)
- Integrated USB with OTG （对比 PIC24FJ128GL410T-I/PT)
- Higher RAM capacity （对比 PIC24FJ128GA010-I/PT)
- Expandable to 256 KB Flash （对比 PIC24FJ128GU408-I/PT)
设计说明
Decouple every VDD pin with a 100 nF X7R ceramic capacitor within 3 mm of the pin, plus a bulk 10 uF tantalum or ceramic at the regulator output. Estimated: at 32 MHz/16 MIPS full active current around 15 mA, the bulk capacitor prevents supply droop during USB enumeration bursts. The PIC24FJ128GU410 has multiple VDD/VSS pin pairs that MUST each be decoupled - leaving any pair un-decoupled can cause erratic operation or USB enumeration failure.
Route the USB D+ and D- lines as a 90-ohm differential pair with continuous ground reference beneath, matching the USB 2.0 full-speed specification. Maximum trace length should be under 50 mm and the pair must be length-matched within 2 mm. Place the 27 MHz primary oscillator crystal within 5 mm of OSC1/OSC2 with a ground guard ring to prevent coupling USB harmonics into the clock.
Do not omit the MCLR pull-up resistor (typically 10 kohm to VDD); the PIC24FJ128GU410 will not start without it. Do not confuse TQFP-100 (PT) with TQFP-64 (PT) variants - the /PT suffix is reused across pin counts in the Microchip ordering system. Always verify the exact pin count in the datasheet header before ordering the PCB footprint.
Take advantage of the deep-sleep mode (under 1 uA per Microchip XLP datasheet) by configuring unused pins as outputs driving low and disabling all peripherals via PMD registers before entering Sleep. The RTCC can wake the MCU on alarm - route the SOSC crystal (32.768 kHz) to dedicated SOSCI/SOSCO pins (per datasheet pinout) to maintain timekeeping while the main oscillator is stopped.
合规信息
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified - the -I/PT is industrial grade -40C to +85C; for automotive, evaluate the PIC24FJxxxGx family AEC-Q100 variants. Halogen-free per Microchip green-compliance declarations.
