PIC24FJ128GC006T-I/PT - 16-Bit 32MHz 128KB Flash MCU | Microchip
MPN： PIC24FJ128GC006T-I/PT ✓ 啟用中PIC24FJ128GC006T-I/PT 概覽
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O on one die. The PIC24F family uses a 16-bit modified Harvard architecture with a wide 24-bit instruction word, sitting above 8-bit PIC MCUs and below 32-bit ARM Cortex-M devices in performance, cost, and power hierarchy. The "XLP" (eXtreme Low Power) designation means this part targets battery-backed and energy-harvesting designs, complementing standard PIC24F parts.
Key differentiating features include a USB On-The-Go (OTG) full-speed peripheral for direct device/host connectivity without an external bridge, a segmented LCD driver supporting glass up to several hundred segments, and the dual-ADC architecture that lets the same MCU digitize both high-bandwidth signals (12-bit pipeline at 10 MSPS across 30 channels) and high-resolution low-frequency signals (16-bit Sigma-Delta) for weigh-scale, temperature, or strain-gauge front ends. The 2x on-chip op-amps further reduce external analog count.
Architecturally, the part leverages Microchip's standard PIC24F core with hardware multiplier, single-cycle MAC, and a 16-bit-wide datapath. Integrated Intelligent Analog reduces BOM by absorbing signal-chain functions that would otherwise need dedicated analog ICs, while 32 MHz operation gives ~16 MIPS throughput for signal processing and USB protocol stacks.
Typical applications include portable medical instrumentation (glucose meters, pulse oximeters), industrial sensor transmitters, USB-connected data loggers, and battery-powered metering. The wide analog integration makes it especially suitable where board space, BOM cost, and low quiescent current matter more than raw CPU horsepower.
When designing with this MCU, budget the I/O count against the 64-pin TQFP carefully - several pins are multiplexed with analog and LCD functions. Plan the PCB layout so the analog grounds are isolated from digital switching currents, especially with USB present.
This page synthesizes distributor pricing, verified same-family drop-in alternatives, and practical design notes not found on the manufacturer datasheet, giving engineers a single decision-ready reference.
直接替換替代品，適用於 PIC24FJ128GC006T-I/PT — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： PIC24FJ128GC006T-I/PT （相同外形與佔位） — 差異在於 Package, USB, Operating Temperature, ADC, LCD Controller.
PIC24FJ128GC006-I/PT
✅ 直接替換📋 參考替代品（不在目錄中）
PIC24FJ64GC006-I/PT
✅ 直接替換聯絡詢價
查看資料表 →PIC24FJ256GC006-I/PT
✅ 直接替換📋 參考替代品（不在目錄中）
PIC24FJ128GA006-I/PT
✅ 直接替換聯絡詢價
查看資料表 →PIC24FJ128GC006T-I/PT 最大額定值與電氣特性
| Core Architecture | PIC 16-bit modified Harvard |
| Family | PIC24F XLP Intelligent Analog |
| Max CPU Speed | 32 MHz (16 MIPS) |
| Program Memory (Flash) | 128 KB (43K x 24 words) |
| Data SRAM | 8 KB |
| Operating Voltage Range | 2.0 V to 3.6 V |
| 16-bit Sigma-Delta ADC | 2 differential channels |
| 12-bit Pipeline ADC | 10 MSPS, 30 channels |
| 10-bit DAC | 2 channels, 1 MSPS |
| On-chip Op-Amps | 2 |
| USB | USB On-The-Go (Full-Speed) |
| LCD Driver | Segmented LCD, up to 256 segments |
| 封裝 | 64-pin TQFP (PT) 10x10 mm |
| 安裝類型 | Surface Mount |
| 工作溫度 | -40C to +85C (Industrial, "I") |
| RoHS 狀態 | Compliant |
| MSL 等級 | 3 (per JEDEC J-STD-020) |
| Lead-Free | Yes |
PIC24FJ128GC006T-I/PT 64-pin tqfp (pt) 10x10 mm 腳位配置指南
PIC24FJ128GC006T-I/PT（64-pin tqfp (pt) 10x10 mm 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： PIC24FJ128GC006T-I/PT.
請參閱 資料表 以查看完整腳位配置。
典型應用
PIC24FJ128GC006T-I/PT 適用於 7 應用s: Portable Medical Instrumentation, Industrial Sensor Transmitters, USB Data Loggers, Battery-Powered Metering, Handheld Test & Measurement, Audio Consumer Electronics, IoT Edge Sensor Nodes.
Portable Medical Instrumentation
The PIC24FJ128GC006T-I/PT is well suited for portable medical instruments such as glucose meters, pulse oximeters, and handheld diagnostic probes. Its 16-bit Sigma-Delta ADC supports high-accuracy biosensor readout at low sample rates, while the 12-bit 10 MSPS pipeline ADC captures pulse oximetry waveforms. The on-chip op-amps condition the photodiode transimpedance signal without an external analog front end, shrinking BOM. XLP low-power modes keep average quiescent current low between measurements, extending battery life on a single coin cell. The integrated segmented LCD driver directly drives status displays.
推薦
Industrial Sensor Transmitters
For 4-20 mA loop-powered sensor transmitters, the PIC24FJ128GC006T-I/PT's Intelligent Analog integration is decisive. The 16-bit Sigma-Delta ADC digitizes bridge-type sensors (load cells, strain gauges) directly with no external ADC, while the 12-bit 10 MSPS pipeline ADC handles process signals. USB OTG enables field calibration via a service-port connection without opening the enclosure. XLP modes help meet loop-power budgets, and the 64-pin TQFP exposes enough I/O to drive HART modems or local displays. Industrial temperature grade (-40C to +85C) matches process-plant environments.
推薦
USB Data Loggers
USB-connected portable data loggers benefit from the PIC24FJ128GC006T-I/PT's full-speed USB OTG peripheral with integrated transceiver - no external PHY or bridge IC is required, reducing BOM and PCB area. The 12-bit 10 MSPS pipeline ADC samples high-bandwidth signals (vibration, audio-bandwidth analog inputs) while 128 KB Flash stores boot loader, USB stack, and logger firmware. XLP sleep modes between acquisition windows preserve battery life across weeks of unattended logging. The segmented LCD shows real-time status without an external display controller.
推薦
Battery-Powered Metering
For utility metering (water, gas, electricity, heat), the PIC24FJ128GC006T-I/PT combines the segmented LCD driver (up to 256 segments - sufficient for multi-digit displays), Intelligent Analog for current/voltage sensing, and XLP low-power modes for multi-year battery life. The 16-bit Sigma-Delta ADC is ideal for low-frequency high-accuracy measurement typical of energy-meter front ends. USB OTG enables consumer-side readout via cable, and the industrial temperature range covers outdoor meter housings. The 64-pin TQFP supports keypad matrix and tamper-detection inputs in parallel.
推薦
Handheld Test & Measurement
Handheld multimeters and oscilloscope probes use the PIC24FJ128GC006T-I/PT for its combination of fast (10 MSPS, 12-bit) and precision (16-bit Sigma-Delta) ADC channels - one MCU digitizes both voltage/current readings and high-bandwidth waveforms. The on-chip op-amps condition the input divider network, and the USB OTG port streams data to a host application or charges the internal Li-ion cell with appropriate external charger. XLP modes extend operating time between charges, and the segmented LCD shows readings directly on the meter face.
推薦
Audio Consumer Electronics
Consumer audio accessories (USB headsets, USB DACs, audio interfaces) can leverage the PIC24FJ128GC006T-I/PT for its USB OTG, dual 10-bit 1 MSPS DACs, and on-chip op-amps - a minimal BOM for low-cost audio output stages. The 16-bit Sigma-Delta ADC handles microphone or line input capture. XLP sleep extends battery life in portable headphones between uses. While the DACs are 10-bit (not audiophile-grade), they are sufficient for consumer voice/notification tones and entry-level music playback when paired with external filtering.
推薦
IoT Edge Sensor Nodes
Edge sensor nodes deployed in industrial IoT can use the PIC24FJ128GC006T-I/PT as a local aggregation MCU that reads multiple sensors (temperature, pressure, flow) through the Intelligent Analog subsystem, performs local averaging and thresholding, and reports aggregated data upstream via USB OTG or a companion radio. XLP modes and 2.0-3.6 V operation support Li-ion / 2xAA battery power, while 128 KB Flash holds both application logic and a USB device stack. Industrial temperature grade handles factory-floor environments.
推薦
推薦產品摘要
工程參考資料，適用於 PIC24FJ128GC006T-I/PT — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | PIC24FJ128GC006-I/PT | PIC24FJ64GC006-I/PT | PIC24FJ256GC006-I/PT | PIC24FJ128GA006-I/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 (PT) 10x10 mm | TQFP-64 (PT) 10x10 mm | TQFP-64 (PT) 10x10 mm | TQFP-64 (PT) 10x10 mm | TQFP-64 (PT) 10x10 mm |
| Core / Max Speed | PIC24F 16-bit / 32 MHz | PIC24F 16-bit / 32 MHz | PIC24F 16-bit / 32 MHz | PIC24F 16-bit / 32 MHz | PIC24F 16-bit / 32 MHz |
| Flash / SRAM | 128 KB / 8 KB | 128 KB / 8 KB | 64 KB / 8 KB | 256 KB / 8 KB | 128 KB / 8 KB |
| 16-bit Sigma-Delta ADC | Yes (2 ch) | Yes (2 ch) | Yes (2 ch) | Yes (2 ch) | No |
| 12-bit Pipeline ADC | 10 MSPS, 30 ch | 10 MSPS, 30 ch | 10 MSPS, 30 ch | 10 MSPS, 30 ch | 10-bit ADC, no pipeline |
| On-chip DAC / Op-amps | 2x 10-bit / 2 op-amps | 2x 10-bit / 2 op-amps | 2x 10-bit / 2 op-amps | 2x 10-bit / 2 op-amps | None / None |
| USB | USB OTG Full-Speed | USB OTG Full-Speed | USB OTG Full-Speed | USB OTG Full-Speed | USB OTG Full-Speed |
| LCD Driver | Segmented, up to 256 segments | Segmented, up to 256 segments | Segmented, up to 256 segments | Segmented, up to 256 segments | Segmented (varies) |
主要差異化特點
- Intelligent Analog subsystem on a 16-bit PIC24F (對比PIC24FJ128GA006-I/PT)
- Higher Flash density in same TQFP-64 package (對比PIC24FJ64GC006-I/PT)
- Same Intelligent Analog at half the Flash cost (when 128 KB is not needed) (對比PIC24FJ256GC006-I/PT)
設計說明
Design a clean analog supply: route AVDD through a ferrite bead from VDD with a dedicated 10uF + 0.1uF decoupling pair at each analog pin group. The PIC24FJ128GC006T-I/PT's 16-bit Sigma-Delta ADC achieves datasheet noise performance only when its analog supply is filtered from digital switching noise. AVDD must remain within 2.0-3.6 V per the family datasheet, and separate analog ground return paths should be used for the Sigma-Delta input traces.
Route USB D+/D- as a 90-ohm differential pair with matched lengths, and place the USB DP/DN series resistors close to the MCU. Provide a 4.7uF bulk capacitor on VBUS if the part powers from USB, and avoid running digital switching signals across the USB differential pair. For the 12-bit pipeline ADC running at 10 MSPS, keep analog traces short and guarded with ground to limit crosstalk from digital I/O.
Common pitfalls: (1) forgetting that PIC24F pins are NOT 5 V tolerant - exceeding VDD + 0.3 V on any I/O will damage the part; (2) selecting pin remapping that conflicts with analog or LCD functions on the same pin; (3) using the 12-bit pipeline ADC without first enabling its dedicated voltage reference; (4) configuring the USB peripheral without the 48 MHz USB clock source active; (5) neglecting the JTAG/ICSP pins (PGECx/PGEDx) which must be accessible for in-circuit programming in production. Always consult the family datasheet's pin tables before finalizing pinout.
Estimated: At industrial corner conditions (-40C ambient, 32 MHz full operation, USB + ADC active), the PIC24FJ128GC006T-I/PT typically dissipates around 60-90 mW. The TQFP-64 package's theta_JA is approximately 45 C/W on a standard JEDEC 4-layer test board, giving a junction-temperature rise of only 3-4 C above ambient - well within the +125 C maximum junction. No external heatsinking is required. However, in a sealed enclosure with poor airflow, derate by ensuring ambient stays below +85 C for the industrial grade part.
合規資訊
RoHS compliant per Microchip product page. Not AEC-Q100 qualified (this is an industrial-grade MCU, not automotive). Halogen-free status not explicitly listed in verified data - left as unknown.
