PIC24FJ192GA106-I/PT - 16-bit 32MHz 192KB Flash MCU | Microchip
MPN: PIC24FJ192GA106-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.49 | $6.49 |
| 10 | $6.1 | $61.00 |
| 100 | $5.42 | $542.00 |
| 500 | $4.91 | $2,455.00 |
| 1,000 | $4.35 | $4,350.00 |
PIC24FJ192GA106-I/PT Overview
An MCU (microcontroller unit) is a single-chip computer containing a CPU core, non-volatile program memory (Flash), volatile working memory (RAM), and a range of on-chip peripherals (ADC, timers, communication controllers, I/O). The PIC24FJ192GA106 belongs to the 16-bit PIC24F family of microcontrollers from Microchip, which sits below dsPIC33/PIC32 in the company's MCU hierarchy and is optimized for low-power general-purpose applications. It operates across the broader Microchip MCU taxonomy that includes 8-bit PIC10/12/16/18 families, 16-bit PIC24F/dsPIC33, and 32-bit PIC32 families.
Key differentiating features include a Peripheral Pin Select (PPS) remappable peripheral system, 23 independent timers (5x 16-bit plus 16-bit Pair for input capture and PWM), on-chip USB 2.0 full-speed support, and ultra-low standby current under 100 nA with RTCC operation, enabling battery-backed designs. The architecture uses a 16-bit Modified Harvard RISC core with a 16-element x 16-bit working register array and executes most instructions in one cycle, achieving up to 32 MIPS at 32 MHz while operating from 2.0 V to 3.6 V.
Typical applications include low-power industrial sensor hubs, USB HID peripherals, HVAC control panels, multi-protocol bridge devices, handheld instrumentation, medical patient monitoring, and automotive infotainment auxiliary controllers. The combination of PPS, large RAM (16 KB) for buffering, and multiple serial ports (3x I2C, 3x SPI, 4x UART) makes it ideal for connectivity-centric applications that need to talk to many peripherals simultaneously.
When designing with this device, ensure the JTAG/ICSP programming interface is correctly routed to programming headers and that PPS configuration in firmware is verified before debugging peripheral issues. The PPS system greatly simplifies PCB layout because peripheral functions can be remapped to multiple physical pins in software, but this also means initial firmware must configure PPS registers before peripherals can be used.
Drop-in alternatives for PIC24FJ192GA106-I/PT — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC24FJ192GA106-I/PT (same form factor and footprint) — differing in ADC, Package, Operating Temperature, Program Memory (Flash), Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24FJ256GA106-I/PT
✅ Drop-In✓ In Stock
$4.3 / Unit
View Datasheet →PIC24FJ128GA106-I/PT
✅ Drop-In✓ In Stock
$4.88 / Unit
View Datasheet →PIC24FJ192GA108-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.91 / Unit
View Datasheet →PIC24FJ256GB106-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24FJ64GB106-I/PT
✅ Drop-In✓ In Stock
$3.18 / Unit
View Datasheet →PIC24FJ192GA106-I/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24F 16-bit RISC (Modified Harvard) |
| CPU Speed | 32 MIPS at 32 MHz |
| Program Memory (Flash) | 192 KB (65.5K x 24 words) |
| RAM | 16 KB |
| Package | 64-pin TQFP (PT) 10x10 mm |
| I/O Pins | 53 |
| Supply Voltage | 2.0 V to 3.6 V |
| Operating Temperature (Industrial) | -40C to +85C |
| Timers | 5 x 16-bit (23 independent timer modules total) |
| ADC | 10-bit, 16 channels, 500 ksps |
| Analog Comparators | 3 (programmable I/O) |
| I2C | 3 |
| SPI | 3 |
| UART | 4 |
| USB | USB 2.0 full-speed |
| RTCC | Hardware Real-Time Clock/Calendar |
| CTMU | Charge Time Measurement Unit |
| Peripheral Pin Select (PPS) | Yes (remappable peripherals) |
| Standby Current (RTCC mode) | <100 nA |
| RoHS Status | Compliant |
PIC24FJ192GA106-I/PT 64-pin tqfp (pt) 10x10 mm Pin Configuration Guide
Pin configuration for PIC24FJ192GA106-I/PT (64-pin tqfp (pt) 10x10 mm package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for PIC24FJ192GA106-I/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
PIC24FJ192GA106-I/PT is suitable for 6 applications: USB HID Peripherals and Data Loggers, Industrial Sensor Hubs and Modbus Gateways, Handheld Test and Measurement Instruments, HVAC and Building Automation Controllers, Medical Patient Monitoring Devices, Automotive Auxiliary Infotainment Modules.
USB HID Peripherals and Data Loggers
The PIC24FJ192GA106-I/PT is well-suited for USB HID, CDC, or vendor-class data-logger peripherals because it integrates a USB 2.0 full-speed transceiver, 4 UART channels, and 16 KB of RAM for buffering packets without external memory. PPS remapping of D+/D- to selected pins simplifies board layout, while 192 KB Flash hosts HID descriptor tables, custom firmware, and field-upgradeable bootloader code in a single chip. The wide 2.0 V to 3.6 V supply range allows direct USB bus-powered operation. Designers can pair it with the USB3300 ULPI PHY for higher-speed designs, but for full-speed only, the internal transceiver is sufficient and saves PCB area.
Recommended
Industrial Sensor Hubs and Modbus Gateways
For multi-protocol industrial sensor hubs, the PIC24FJ192GA106-I/PT's 3x I2C, 3x SPI, and 4x UART ports simultaneously connect temperature sensors, pressure transducers, SPI ADCs, and RS-485 Modbus RTU links. The 16-channel 10-bit ADC samples analog inputs at 500 ksps, while CTMU enables touch-button capacitance sensing or precise time-of-flight measurement on the same chip. Its -40C to +85C industrial temperature range and sub-100 nA RTCC standby current make it a strong fit for factory-floor or remote-telemetry installations running from 24 V industrial rails.
Recommended
Handheld Test and Measurement Instruments
In handheld DMMs, oscilloscope probes, and portable calibrators, the PIC24FJ192GA106-I/PT drives LCDs, samples sensors, and streams data over USB or Bluetooth modules via its UART ports. The 192 KB Flash fits complex UI state machines, calibration tables, and unit-conversion libraries without external memory. PPS remapping lets designers reassign peripheral pins to optimize the keypad-scan matrix and TFT ribbon routing on compact PCBs. The wide voltage range supports 2x AA battery packs directly through a switching regulator, and RTCC-based sleep modes keep idle power below 1 uA for shelf-life compliance.
Recommended
HVAC and Building Automation Controllers
Building automation systems use the PIC24FJ192GA106-I/PT to interface with BACnet, Modbus, and KNX-compatible transceivers, control triac-driven damper actuators, and read temperature and humidity sensors. The CTMU module supports capacitive touch keypads for thermostat front panels, while five 16-bit timers generate PWM for motor speed control and triac firing. The hardware RTCC keeps accurate time across power cycles, and the 53 GPIO pins offer abundant headroom for relays, status LEDs, and rotary encoders on a single chip.
Recommended
Medical Patient Monitoring Devices
For non-invasive patient monitors - pulse oximeters, infusion pump controllers, blood-pressure modules - the PIC24FJ192GA106-I/PT provides 16 KB RAM for waveform buffers, USB for tethered data transfer to a host PC, and 16 ADC channels for multiple sensor inputs. PPS simplifies board routing when integrating displays and tactile buttons in a small handheld enclosure. The 32 MIPS performance is sufficient for FIR-filtered SpO2 algorithms and cuff-pressure control loops, while the -40C to +85C range supports cold-chain shipping and clinical-environment operation.
Recommended
Automotive Auxiliary Infotainment Modules
The PIC24FJ192GA106-I/PT can serve as an auxiliary controller for head-unit accessories, climate-control displays, and CAN-LIN gateway functions. With 4 UART ports, it bridges automotive-grade CAN transceivers, Bluetooth modules, and rear-seat entertainment interfaces, while the RTCC maintains time when the car is parked. The wide supply range handles 12 V battery transients via regulators. Note: for AEC-Q100 qualified automotive, choose the PIC24FJ variant marked with -I/PT automotive extension rather than industrial grade.
Recommended
Recommended Products Summary
Engineering reference data for PIC24FJ192GA106-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24FJ256GA106-I/PT | PIC24FJ128GA106-I/PT | PIC24FJ256GB106-I/PT | PIC24FJ64GB106-I/PT |
|---|---|---|---|---|---|
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | PIC24F 16-bit | PIC24F 16-bit | PIC24F 16-bit | PIC24F 16-bit | PIC24F 16-bit |
| Program Flash | 192 KB | 256 KB | 128 KB | 256 KB | 64 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 8 KB |
| Max CPU Speed | 32 MIPS at 32 MHz | 32 MIPS at 32 MHz | 32 MIPS at 32 MHz | 32 MIPS at 32 MHz | 16 MIPS at 32 MHz |
| USB | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB OTG Full-Speed + Crypto | USB OTG Full-Speed + Crypto |
| UART / SPI / I2C | 4 / 3 / 3 | 4 / 3 / 3 | 4 / 3 / 3 | 4 / 3 / 3 | 4 / 3 / 3 |
| GPIO | 53 | 53 | 53 | 53 | 53 |
| 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 |
| RoHS Status | Compliant | Compliant | Compliant | Compliant | Compliant |
Key Differentiators
- Larger RAM for USB and buffering (vs PIC24FJ64GB106-I/PT)
- Higher Flash density in same footprint (vs PIC24FJ128GA106-I/PT)
- Lower-cost pin-compatible memory upgrade path (vs PIC24FJ256GA106-I/PT)
Design Notes
Place a 10 uF bulk capacitor and a 0.1 uF ceramic decoupling capacitor within 6 mm of the VDD and VSS pins to suppress switching noise. The PIC24FJ192GA106-I/PT has multiple VDD/VSS pin pairs - bypass each pair separately. Use a ferrite bead or pi-filter on AVDD when the ADC is active to prevent digital switching noise from coupling into analog measurements.
Peripheral Pin Select (PPS) remapping must be configured in firmware before any peripheral is used. According to the Microchip datasheet, the default pin mapping assigns most peripherals to specific pins, but remapping is possible after the PPS unlock sequence is executed. Place 4.7 kohm pull-ups on I2C SDA/SCL lines, and keep traces short to avoid violating the I2C bus specification rise-time requirements.
Do not exceed the absolute maximum supply voltage of 3.6 V - the PIC24FJ192GA106-I/PT is a 3.3 V part and will be damaged by 5 V logic directly connected to its pins. When interfacing with 5 V logic, use a level translator or series resistor dividers. Also, ensure the MCLR pin has a proper reset circuit; floating MCLR can cause unpredictable behavior in noisy industrial environments.
At 32 MHz with all peripherals active, the PIC24FJ192GA106-I/PT draws approximately 25 mA, dissipating around 80 mW at 3.3 V. The 64-pin TQFP package has a typical theta_JA of approximately 50 C/W, which means a 4 C rise above ambient - well within safe limits. For industrial temperature applications in sealed enclosures, consider adding copper pours or thermal vias to keep junction temperature below 100 C.
Compliance Information
Industrial temperature grade -40C to +85C. AEC-Q100 not applicable for industrial-grade MCU; for AEC-Q100 qualified variants, consult Microchip automotive product line.
