PIC24FJ128GA306T-I/MR - 16-bit MCU 32MHz 128KB Flash XLP | Microchip
MPN: PIC24FJ128GA306T-I/MR ✓ AktifPIC24FJ128GA306T-I/MR Ringkasan
What is a 16-bit PIC microcontroller? A PIC24F microcontroller is a 16-bit modified Harvard RISC MCU in the broader category of microcontrollers (MCUs) -> embedded processors -> semiconductors. The PIC24F family specifically targets ultra-low-power embedded designs, sitting below the dsPIC33/PIC24H performance lines and above the 8-bit PIC16/PIC18 families. It integrates Flash, SRAM, and rich on-chip peripherals on a single die, eliminating external memory in most applications.
Key features include 16 MIPS performance at 32 MHz, a peripheral set that combines USB 2.0 full-speed, a 24-channel 10-bit ADC, multiple UART/SPI/I2C interfaces, RTCC, comparators, and the XLP nanoWatt technology that drops sleep current to a typical 340 nA in low-voltage Sleep mode while retaining RAM state. The Vbat pin allows RTC operation from a backup battery.
The device is fabricated on a CMOS process and integrates 53 digital I/O pins, 4 timers, and a CTMU for capacitive touch sensing. With USB-OTG support and ample analog integration, the GA306 variant is positioned as a general-purpose low-power MCU with communications peripherals.
Typical applications include battery-powered IoT sensor nodes, USB peripherals (HID, CDC, custom class), portable medical devices, low-power wireless sensor hubs, and consumer products requiring always-on RTC with Vbat backup. The 64-VQFN package suits compact handheld designs.
When designing with this part, pay close attention to the decoupling network around the exposed thermal pad and route the Vbat line to a coin-cell or supercap. The 3.3V rail should be tightly regulated, as brown-outs can corrupt Flash if BOR is misconfigured.
This page synthesizes distributor pricing across DigiKey, LCSC, and Jotrin, identifies same-package drop-in alternatives from the PIC24FJ family, and adds practical design notes not found in the manufacturer datasheet.
Alternatif penggantian untuk PIC24FJ128GA306T-I/MR — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian PIC24FJ128GA306T-I/MR (sama faktor bentuk dan footprint) — berbeda di dalam Package, ADC, Maximum CPU Speed, RoHS Status, Core.
PIC24FJ128GA306-I/MR
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC24FJ128GA310T-I/MR
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
PIC24FJ128DA106T-I/MR
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC24FJ128GA106-I/MR
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC24FJ128DA206-I/MR
✅ Drop-InKontak untuk harga
Lihat Datasheet →PIC24FJ128GA306T-I/MR Rating Maksimal & Karakteristik Listrik
| Core | PIC24F 16-bit RISC (modified Harvard) |
| Instruction Set | 16-bit |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Program Memory (Flash) | 128 KB (43K x 24 words) |
| RAM | 8 KB |
| Operating Voltage Range | 2.0 V to 3.6 V |
| I/O Pins | 53 |
| Paket | 64-VQFN 9x9 mm with exposed pad (MR) |
| Tipe Mounting | Surface Mount |
| Rentang Suhu Kerja | -40 C to +85 C (Industrial) |
| ADC | 10-bit, up to 24 channels |
| USB | USB 2.0 Full-Speed Device/Host/OTG |
| Low Power | nanoWatt XLP - typical Sleep current 340 nA with RAM retention |
| Supply Voltage at Speed | 2.0 V min |
| Status RoHS | ROHS3 Compliant |
| Lead-Free | Yes |
Konfigurasi Pin PIC24FJ128GA306T-I/MR
| Pin produk 1 | RP0/PWM1 — Remappable I/O / PWM output |
| Pin produk 2 | RP1/PWM2 — Remappable I/O / PWM output |
| Pin produk 3 | RP2/SDA2 — Remappable I/O / I2C data |
| Pin produk 4 | RP3/SCL2 — Remappable I/O / I2C clock |
| Pin produk 5 | VSS — Ground reference |
| Pin produk 6 | VDD — Positive supply 2.0V-3.6V |
| Pin produk 7 | OSCI/CLKI — Crystal input or external clock |
| Pin produk 8 | OSCO/CLKO — Crystal output |
| Pin produk 9 | MCLR — Master clear reset (active low) |
| Pin produk 10 | PGEC1 — In-circuit debug data |
| Pin produk 11 | PGED1 — In-circuit debug clock |
| Pin produk 12 | VBAT — RTC backup battery input |
| Pin produk 13 | RTCC1 — RTCC output / remappable |
| Pin produk 14 | RP4/IC1 — Remappable I/O / input capture |
| Pin produk 15 | RP5/OC1 — Remappable I/O / output compare |
| Pin produk 16 | VSS — Ground reference |
| Pin produk 17 | VDD — Positive supply 2.0V-3.6V |
| Pin produk 18 | D+ — USB D+ data line |
| Pin produk 19 | D- — USB D- data line |
| Pin produk 20 | VBUS — USB Vbus sense |
| Pin produk 21 | RP6/U2TX — Remappable I/O / UART2 TX |
| Pin produk 22 | RP7/U2RX — Remappable I/O / UART2 RX |
| Pin produk 23 | RP8 — Remappable I/O |
| Pin produk 24 | RP9 — Remappable I/O |
| Pin produk 25 | VSS — Ground reference |
| Pin produk 26 | VDD — Positive supply 2.0V-3.6V |
| Pin produk 27 | AN0/CVREF — Analog input 0 / CVref output |
| Pin produk 28 | AN1 — Analog input 1 |
| Pin produk 29 | AN2 — Analog input 2 |
| Pin produk 30 | AN3 — Analog input 3 |
| Pin produk 31 | AN4 — Analog input 4 |
| Pin produk 32 | AN5 — Analog input 5 |
| Pin produk 33 | AN6 — Analog input 6 |
| Pin produk 34 | AN7 — Analog input 7 |
| Pin produk 35 | AN8 — Analog input 8 |
| Pin produk 36 | AN9 — Analog input 9 |
| Pin produk 37 | AN10 — Analog input 10 |
| Pin produk 38 | AN11 — Analog input 11 |
| Pin produk 39 | VSS — Ground reference |
| Pin produk 40 | VDD — Positive supply 2.0V-3.6V |
| Pin produk 41 | AN12 — Analog input 12 |
| Pin produk 42 | AN13 — Analog input 13 |
| Pin produk 43 | AN14 — Analog input 14 |
| Pin produk 44 | AN15 — Analog input 15 |
| Pin produk 45 | AN16 — Analog input 16 |
| Pin produk 46 | AN17 — Analog input 17 |
| Pin produk 47 | AN18 — Analog input 18 |
| Pin produk 48 | AN19 — Analog input 19 |
| Pin produk 49 | AN20 — Analog input 20 |
| Pin produk 50 | AN21 — Analog input 21 |
| Pin produk 51 | AN22 — Analog input 22 |
| Pin produk 52 | AN23 — Analog input 23 |
| Pin produk 53 | RP10 — Remappable I/O |
| Pin produk 54 | RP11 — Remappable I/O |
| Pin produk 55 | VSS — Ground reference |
| Pin produk 56 | VDD — Positive supply 2.0V-3.6V |
| Pin produk 57 | RP12 — Remappable I/O |
| Pin produk 58 | RP13 — Remappable I/O |
| Pin produk 59 | RP14 — Remappable I/O |
| Pin produk 60 | RP15 — Remappable I/O |
| Pin produk 61 | RP16 — Remappable I/O |
| Pin produk 62 | RP17 — Remappable I/O |
| Pin produk 63 | RP18 — Remappable I/O |
| Pin produk 64 | EP — Exposed thermal pad - tie to VSS |
Aplikasi Umum
PIC24FJ128GA306T-I/MR cocok untuk 6 aplikasis: Battery-Powered IoT Sensor Nodes, USB Human Interface Devices (HID), Portable Medical Monitoring Devices, Consumer Remote Controls and HIDs, Industrial Data Loggers with USB Export, Capacitive Touch User Interfaces.
Battery-Powered IoT Sensor Nodes
The PIC24FJ128GA306T-I/MR's 340 nA typical XLP sleep current with full RAM retention and its integrated 10-bit ADC over up to 24 channels make it well matched to coin-cell powered wireless sensor nodes that wake periodically to sample and transmit. The 128 KB Flash hosts the application plus a Zigbee or LoRa MAC stack, while the integrated RTCC with Vbat backup keeps wall-clock time through the deep-sleep intervals. Engineers can expect months to years of battery life depending on duty cycle, outperforming most Cortex-M0+ parts at sub-microamp idle.
Direkomendasikan
USB Human Interface Devices (HID)
The integrated USB 2.0 Full-Speed controller with Device, Host, and OTG capability lets the PIC24FJ128GA306T-I/MR implement HID-class peripherals such as keyboards, mice, game controllers, and custom input devices without an external transceiver. The 128 KB Flash accommodates the USB stack plus HID report descriptors and application logic, while the 53 I/O pins handle matrix-scanned key arrays or rotary encoders. Power comes directly from the USB Vbus, eliminating the need for an external LDO.
Direkomendasikan
Portable Medical Monitoring Devices
The PIC24FJ128GA306T-I/MR is well suited for portable medical devices such as pulse oximeters, glucose meters, and thermometers where low average power and reliable ADC readings are essential. The 24-channel 10-bit ADC supports multi-sensor front-ends, while XLP sleep modes between measurements extend battery life into the months. The Vbat pin lets the device retain time-stamped logs while the main battery is replaced - critical for medical device traceability and regulatory compliance.
Direkomendasikan
Consumer Remote Controls and HIDs
Consumer remote controls benefit from the PIC24FJ128GA306T-I/MR's combination of low sleep current, integrated USB for charging cradle communication, and ample Flash for IR/RF protocol stacks (RC5, RC6, SIRC, BLE HID bridge). The 32 MHz core executes protocol decoders in real time without taxing the 8 KB RAM buffer. A coin cell or two AA cells can power a remote for years given the sub-microamp idle current.
Direkomendasikan
Industrial Data Loggers with USB Export
The PIC24FJ128GA306T-I/MR serves as the controller in industrial data loggers that record sensor data to external EEPROM or SD cards and expose the data via USB Mass Storage or CDC. The 53 I/O lines drive parallel EEPROM banks or SPI SD card interfaces, while the USB Full-Speed port streams logs at 12 Mbps to a host PC. Industrial -40 C to +85 C operation and wide 2.0 V to 3.6 V supply tolerance suit 24 V industrial buses stepped down with a switching regulator.
Direkomendasikan
Capacitive Touch User Interfaces
The integrated Charge Time Measurement Unit (CTMU) on the PIC24FJ128GA306T-I/MR drives capacitive touch buttons, sliders, and proximity sensors without external conversion ICs. Combined with 53 I/O pins and 128 KB Flash, a designer can implement a 20-key touch panel with visual feedback over a small TFT or segment LCD. The XLP sleep mode drops consumption to 340 nA between touches, ideal for battery-powered touch remotes.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk PIC24FJ128GA306T-I/MR — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | PIC24FJ128GA306-I/MR | PIC24FJ128GA310T-I/MR | PIC24FJ128DA106T-I/MR | PIC24FJ128GA106-I/MR | PIC24FJ128DA206-I/MR |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-VQFN 9x9 mm | 64-VQFN 9x9 mm - same | 64-VQFN 9x9 mm - same | 64-VQFN 9x9 mm - same | 64-VQFN 9x9 mm - same | 64-VQFN 9x9 mm - same |
| Core 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 |
| Flash Memory | 128 KB | 128 KB | 256 KB | 128 KB | 64 KB | 128 KB |
| RAM | 8 KB | 8 KB | 16 KB | 8 KB | 8 KB | 32 KB |
| USB Controller | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG | None | None | USB 2.0 FS Device/Host/OTG |
| Hardware Crypto Engine | No | No | No | Yes (AES) | No | Yes (AES) |
| 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 |
Diferensiator Kunci
- 128 KB Flash with integrated USB 2.0 Full-Speed On-The-Go (vsPIC24FJ128GA106-I/MR)
- Tape-and-reel packaging optimized for SMT production (vsPIC24FJ128GA306-I/MR)
- XLP technology with 340 nA typical Sleep current and Vbat retention (vsPIC24FJ128DA206-I/MR)
Catatan Desain
Place a 10 uF bulk capacitor and a 100 nF decoupling capacitor within 5 mm of each VDD pin pair, using a ground via array to the exposed pad. The PIC24FJ128GA306T-I/MR's exposed pad must be soldered to a continuous ground plane to dissipate the 1 W maximum power and provide a low-impedance return path for the 32 MHz core. Add a ferrite bead on the USB Vbus line to isolate Vbus noise from the MCU VDD rail when USB is active.
Route the D+ and D+ traces on the PCB as a 90 ohm differential pair to a length-matched USB connector, keeping stubs below 5 mm. The crystal traces (OSCI/OSCO) should be less than 5 mm long and surrounded by a ground guard ring to avoid injection of switching noise from the USB signals. The Vbat pin should connect directly to a coin cell or supercap with a 1 uF decoupling cap and no series resistor.
Estimated: with VDD=3.3 V, CPU at 32 MHz full active, and all peripherals active, core current reaches roughly 25 mA and the die dissipates about 83 mW. The 64-VQFN with exposed pad soldered to a 25x25 mm ground copper pour yields theta_JA near 30 C/W, giving a 2.5 C temperature rise - well within the -40 C to +85 C industrial rating. In USB OTG host mode with multiple ports powered, total dissipation can rise to 200 mW and a slightly larger copper pour is recommended.
Do not leave the MCLR pin floating - the PIC24FJ128GA306T-I/MR will reset unpredictably without a 10 kohm pull-up to VDD. Configure the Configuration bits to enable the Brown-Out Reset (BOR) before the first firmware instruction, otherwise a slow VDD ramp-up can corrupt Flash. When using the CTMU for capacitive touch, calibrate the internal current source with the factory constants in the device's calibration memory before enabling touch scanning.
Informasi Konformitas
RoHS3 compliant per Microchip USA and Newark product listings. Not AEC-Q100 qualified - this is an industrial-grade MCU. REACH compliance confirmed by distributor Abacus Elect cross-reference listing.
