PIC24FJ64GA008T-I/PT - 16-bit 64KB Flash MCU, 80-TQFP | Microchip
部品番号: PIC24FJ64GA008T-I/PT ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $5.84 | $5.84 |
| 10 | $5.32 | $53.20 |
| 100 | $4.75 | $475.00 |
| 500 | $4.2 | $2,100.00 |
| 1,000 | $3.78 | $3,780.00 |
PIC24FJ64GA008T-I/PT 概要
A 16-bit microcontroller is a class of embedded processor that uses a 16-bit-wide data path and instruction word, sitting architecturally between 8-bit MCUs (e.g., PIC16, ATmega) and 32-bit devices (e.g., PIC32, ARM Cortex-M). Within Microchip's product hierarchy, the PIC24F family belongs to the broader PIC microcontroller taxonomy (PIC10/12/16/18 -> 8-bit; PIC24/dsPIC -> 16-bit; PIC32 -> 32-bit). The PIC24F targets low-power, cost-sensitive applications requiring richer peripherals than 8-bit parts, bridging the gap toward 32-bit performance without the power and complexity overhead.
Key features include 69 general-purpose I/O pins, a 10-bit ADC with up to 16 channels, multiple UART, SPI, and I2C interfaces, and ultra-low-power sleep modes reaching sub-microamp currents for battery-powered designs. The device integrates a 16-bit wide data path with a C-optimized instruction set, providing 16 MIPS performance at 16 MHz while consuming as little as 0.8 mA/MHz active current. On-chip peripherals are routed through Peripheral Pin Select (PPS), enabling flexible pin function remapping without rewiring the PCB.
Architecturally, the PIC24FJ64GA008T-I/PT uses a Harvard bus architecture with separate program and data paths, hardware multiply/divide support, and a configurable interrupt controller. The JTAG-compatible programming interface allows in-circuit debugging and boundary scan, and the ICSP (In-Circuit Serial Programming) port permits field firmware updates without removing the device from the board.
Typical applications include industrial sensor interfaces, low-power wireless sensor nodes, human-machine interface (HMI) controllers, USB device peripherals (via the on-chip USB 2.0 full-speed transceiver), portable medical instrumentation, and consumer appliances requiring LCD or graphics support. The wide peripheral set also suits automotive body controllers and building automation nodes.
When designing with this part, reserve pin 1 for the MCLR reset function and ensure decoupling capacitors are placed within 5 mm of every supply pin to meet the device's noise-immunity specification. The PPS remapping feature should be locked during initialization to prevent accidental peripheral reassignment at runtime.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, including same-family variants and cross-brand drop-in equivalents suitable for direct PCB footprint reuse.
ドロップイン代替品: PIC24FJ64GA008T-I/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: PIC24FJ64GA008T-I/PT （同一形状・フットプリント） — 相違点: Package, Core Architecture, Operating Temperature, ADC, Digital I/O Pins.
クイック比較ツール — 並列比較する代替部品を選択:
PIC24FJ64GA008-I/PT
✅ ドロップイン✓ 在庫あり
$4.85 / 個
データシートを見る →PIC24FJ128GA008T-I/PT
✅ ドロップイン📋 参考代替品（カタログ未掲載）
PIC24FJ64GA006T-I/PT
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$3.1 / 個
データシートを見る →PIC24FJ64GA004T-I/PT
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$4.5 / 個
データシートを見る →PIC24FJ64GP205-I/PT
✅ ドロップイン✓ 在庫あり
$2.52 / 個
データシートを見る →PIC24FJ64GA008T-I/PT 最大定格＆電気的特性
| Core Architecture | PIC24F (16-bit) |
| Program Memory | 64 KB Flash (22K x 24 words) |
| RAM | 8 KB |
| Maximum CPU Speed | 16 MIPS at 16 MHz |
| Operating Voltage | 2.0 V to 3.6 V |
| 動作温度 | -40 C to +85 C (Industrial) |
| I/O Pins | 69 |
| ADC | 10-bit, up to 16 channels |
| パッケージ | 80-pin TQFP (12 x 12 mm, 0.5 mm pitch) |
| 実装タイプ | Surface Mount |
| Packaging | Tape & Reel |
| MSLレベル | MSL3 (per JEDEC J-STD-020) |
| RoHS ステータス | Compliant |
| Lead-Free | Yes |
| On-chip Peripherals | UART, SPI, I2C, 10-bit ADC, USB FS (via PPS) |
| Programming Interface | ICSP / JTAG |
PIC24FJ64GA008T-I/PT 80-pin tqfp (12 x 12 mm, 0.5 mm pitch) ピン配置ガイド
PIC24FJ64GA008T-I/PT (80-pin tqfp (12 x 12 mm, 0.5 mm pitch) パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: PIC24FJ64GA008T-I/PT.
詳細は データシート をご参照ください。
主な用途
PIC24FJ64GA008T-I/PT の用途: 7 件s: Industrial Sensor Interface Node, USB Human Interface Device (HID), Low-Power Wireless Sensor Node, Portable Medical Instrumentation, Building Automation Controller, Consumer Appliance with Graphic LCD, Automotive Body Control Module.
Industrial Sensor Interface Node
The PIC24FJ64GA008T-I/PT suits industrial sensor nodes with its 16 MIPS core, 10-bit ADC with up to 16 channels, and industrial -40 C to +85 C rating. The 69 I/O pins allow direct connection to multiple sensors (temperature, pressure, flow) without external multiplexers. The wide 2.0V to 3.6V supply range supports battery or 24V-bus-derived 3.3V rails. USB 2.0 full-speed on-chip simplifies tethered configuration, and the Peripheral Pin Select lets designers route UART/SPI/I2C to convenient PCB positions. The 64 KB Flash accommodates Modbus RTU or CANopen protocol stacks plus calibration tables.
おすすめ
USB Human Interface Device (HID)
The PIC24FJ64GA008T-I/PT's on-chip USB 2.0 full-speed transceiver and 16 MIPS performance make it ideal for USB HID peripherals such as keyboards, mice, game controllers, and custom input devices. The 64 KB Flash holds the USB HID stack and device firmware without external memory. PPS remapping routes USB D+/D- to dedicated pins while freeing other peripherals. The 8 KB RAM supports HID report buffering and command processing. Industrial temperature rating suits automotive and rugged industrial environments. Drop-in compatibility with PIC24FJ128GA008T-I/PT enables field upgrades with larger feature sets.
おすすめ
Low-Power Wireless Sensor Node
The PIC24FJ64GA008T-I/PT is well-suited for battery-powered wireless sensor nodes thanks to its ultra-low-power sleep modes reaching sub-microamp currents and 2.0V minimum supply supporting two AA cells down to depletion. The 16 MIPS core wakes quickly to process sensor data and transmit via SPI to a companion radio module (e.g., MRF24J40 or Sub-GHz transceiver). The 64 KB Flash holds 6LoWPAN or Zigbee stacks, and 8 KB RAM supports packet buffers. Peripheral Pin Select lets SPI/UART share pins with the radio's IRQ lines for compact designs.
おすすめ
Portable Medical Instrumentation
The PIC24FJ64GA008T-I/PT fits portable medical devices like pulse oximeters, glucose meters, and digital thermometers due to its low-power operation, 10-bit ADC for analog sensor readout, and industrial temperature range. The 16 MIPS core runs display drivers for small LCD or OLED panels while the 64 KB Flash accommodates medical algorithms and calibration tables. USB 2.0 enables data transfer to PCs, and the wide 2.0V-3.6V supply supports Li-ion or coin-cell batteries. Reliability is backed by Microchip's longevity program for medical applications.
おすすめ
Building Automation Controller
The PIC24FJ64GA008T-I/PT serves building automation hubs controlling HVAC, lighting, and security subsystems. Its 69 I/O pins interface with relays, triacs, and 0-10V analog lighting controls without external glue. UART/SPI/I2C peripherals connect to Modbus, BACnet, or KNX transceivers. The 16 MIPS performance runs real-time scheduling logic and the 64 KB Flash holds BACnet or Modbus protocol stacks. Industrial temperature rating ensures reliable operation in unconditioned equipment closets, and the wide operating voltage tolerates rectified 24V AC distributions.
おすすめ
Consumer Appliance with Graphic LCD
The PIC24FJ64GA008T-I/PT drives small graphic LCDs in coffee machines, washing machines, and smart home appliances. Its 16 MIPS performance handles menu rendering and touch input polling, while 64 KB Flash stores multilingual UI strings and bitmap assets. The 8 KB RAM serves as a framebuffer for partial-screen updates. PPS remapping routes LCD data lines efficiently. USB 2.0 enables firmware updates in the field, and the 2.0V-3.6V supply works with universal input switch-mode power supplies typical in appliances.
おすすめ
Automotive Body Control Module
The PIC24FJ64GA008T-I/PT fits automotive body controllers managing lighting, mirrors, and accessory loads. Its 69 I/O pins drive multiple MOSFET high-side switches and read switch inputs directly, while the 16 MIPS core runs LIN stack and CAN-compatible software via external controllers. The 64 KB Flash stores body control firmware and diagnostic routines. Operating from regulated 12V-derived 3.3V supplies, the industrial -40 C to +85 C rating suits under-dash environments. For AEC-Q100 qualified versions, Microchip offers automotive-graded PIC24F variants in the same package.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: PIC24FJ64GA008T-I/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
代替品との比較
| パラメータ | この製品 | PIC24FJ64GA008-I/PT | PIC24FJ128GA008T-I/PT | PIC24FJ64GA006T-I/PT | PIC24FJ64GA004T-I/PT | PIC24FJ64GP205-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-80 (12x12 mm) | TQFP-80 (12x12 mm) | TQFP-80 (12x12 mm) | TQFP-80 (12x12 mm) | TQFP-80 (12x12 mm) | TQFP-80 (12x12 mm) |
| Flash Memory | 64 KB | 64 KB | 128 KB | 64 KB | 64 KB | 64 KB |
| RAM | 8 KB | 8 KB | 8 KB | 7.5 KB | 8 KB | 8 KB |
| Maximum CPU Speed | 16 MIPS at 16 MHz | 16 MIPS at 16 MHz | 16 MIPS at 16 MHz | 16 MIPS at 16 MHz | 16 MIPS at 16 MHz | 16 MIPS at 16 MHz |
| I/O Pins | 69 | 69 | 69 | 53 | 33 | 69 |
| 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 |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
| ADC Resolution | 10-bit, 16 channels | 10-bit, 16 channels | 10-bit, 16 channels | 10-bit, 16 channels | 10-bit, 13 channels | 12-bit, 20 channels |
| Packaging | Tape & Reel | Tray | Tape & Reel | Tape & Reel | Tape & Reel | Tray |
主な差別化要因
- Drop-in identical silicon in tray packaging for prototype builds （vs PIC24FJ64GA008-I/PT)
- Doubled Flash for memory-intensive firmware without PCB rework （vs PIC24FJ128GA008T-I/PT)
- Higher-performance PIC24F GP2 family with 12-bit ADC upgrade （vs PIC24FJ64GP205-I/PT)
設計ノート
Place a 10 uF bulk capacitor and a 0.1 uF ceramic decoupling capacitor within 5 mm of every VDD/VDDcore pin pair. The internal voltage regulator requires at least 1 uF on the VCAP pin (typically pin 20 on the 80-pin TQFP). For USB applications, a 0.1 uF capacitor on VUSB is mandatory to meet USB 2.0 full-speed signal integrity. Inadequate decoupling causes PLL jitter and intermittent USB enumeration failures.
Reserve pin 1 (MCLR) for the reset circuit: a 10 kohm pull-up to VDD and a 100 nF capacitor to ground forms the standard ICSP programming interface. Keep the ICSP signals (PGEDx, PGECx, MCLR) accessible on test points or a programming header to enable field firmware updates. Route the USB D+/D- pair as a 90-ohm differential microstrip with continuous ground reference and no stubs longer than 5 mm to meet USB signal integrity.
Lock the Peripheral Pin Select (PPS) configuration at the end of initialization by clearing the IOLOCK bit sequence. Without this lock, an interrupt during PPS configuration can leave peripherals mapped to unintended pins, causing mysterious failures later. Also, configure all analog pins as digital by default (ANSELx = 0) before using them as GPIO, or the digital input buffer remains disabled and reads will appear floating. Always validate the Configuration Word register settings match the datasheet defaults before code release.
The 80-pin TQFP package has a thermal resistance of approximately 50 C/W junction-to-ambient with a standard 2-layer PCB and minimal copper. At 16 MHz active current of 12 mA and 3.3 V supply, total dissipation is approximately 40 mW, producing a 2 C temperature rise - well within the 85 C industrial limit. For extended-temperature automotive designs, increase PCB copper area under the exposed pad footprint area and consider thermal vias to inner ground planes.
コンプライアンス情報
RoHS and REACH compliant per Microchip product page. The industrial-grade 'I' suffix supports -40 C to +85 C; AEC-Q100 automotive qualification is available on separate PIC24FJ64GA008 part numbers with 'V' or 'E' automotive suffixes.
