PIC24FJ192GA110T-I/PF - 16-bit 32MHz MCU, 192KB Flash, 100-TQFP | Microchip
MPN: PIC24FJ192GA110T-I/PF ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.32 | $8.32 |
| 10 | $7.49 | $74.90 |
| 100 | $6.65 | $665.00 |
| 500 | $5.98 | $2,990.00 |
| 1,000 | $5.31 | $5,310.00 |
PIC24FJ192GA110T-I/PF Overview
What is a 16-bit MCU? A 16-bit microcontroller (MCU) is an embedded processor with a 16-bit data path, sitting between 8-bit controllers and 32-bit ARM Cortex devices in capability. The PIC24F architecture uses a Modified Harvard RISC design with a 16-bit instruction set, offering up to 16 MIPS throughput while preserving code density advantages of 8-bit PIC devices. Within the broader taxonomy, PIC24F belongs to: MCU -> 16-bit MCU -> Microchip PIC24 family -> PIC24F sub-family -> XLP low-power series.
Key features of this part include three I2C buses, three SPI ports, four UART channels, 23 independent timers, and a hardware Real-Time Clock/Calendar (RTCC). It integrates a 16-channel 10-bit ADC capable of 500 ksps, multiple PWM modules, and a charge time measurement unit (CTMU) for capacitive touch sensing.
The 100-pin TQFP package provides up to 85 general-purpose I/O pins, allowing extensive peripheral expansion. The part operates from 2.0V to 3.6V and includes a 32kHz secondary oscillator for low-power modes. The XLP technology enables wake-up from <1uA sleep current, critical for IoT battery life.
Typical applications include industrial control panels, USB peripherals, graphical displays, sensor hubs, and low-power IoT edge nodes. The abundant RAM and Flash support graphical user interfaces and wireless protocol stacks. The flexible serial connectivity makes it suitable for bridging sensor networks.
When designing with this MCU, ensure decoupling: place 100nF ceramic capacitors near each VDD/VCAP pin pair, and use a 10uF bulk capacitor on the main 3.3V rail. Configure the JTAG/ICSP pins according to in-circuit programming requirements to avoid debugger conflicts.
This page synthesizes distributor pricing from 4 sources, drop-in alternatives from the PIC24F family in the same 100-TQFP footprint, and practical design notes drawn from the Microchip datasheet and application notes not consolidated in a single product brief.
Drop-in alternatives for PIC24FJ192GA110T-I/PF — 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 PIC24FJ192GA110T-I/PF (same form factor and footprint) — differing in Package, Core Architecture, Program Memory (Flash), ADC, Timers.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24FJ128GA110T-I/PF
✅ Drop-In✓ In Stock
$5.93 / Unit
View Datasheet →PIC24FJ192GA110-E/PT
✅ Drop-In✓ In Stock
$8.62 / Unit
View Datasheet →PIC24FJ192GA110-I/PT
✅ Drop-In✓ In Stock
$4.78 / Unit
View Datasheet →PIC24FJ128GB110-I/PF
✅ Drop-In✓ In Stock
$4.05 / Unit
View Datasheet →PIC24FJ128GU410-I/PT
✅ Drop-In✓ In Stock
$3.83 / Unit
View Datasheet →PIC24FJ256GA110-I/PF
✅ Drop-In✓ In Stock
$5.7 / Unit
View Datasheet →PIC24FJ128GA010-I/PT
✅ Drop-In✓ In Stock
$4.95 / Unit
View Datasheet →PIC24FJ192GA110T-I/PF Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24F 16-bit RISC MCU |
| CPU Core | PIC24F (Modified Harvard RISC) |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Program Memory (Flash) | 192 KB (65.5K x 24) |
| RAM | 16 KB |
| Operating Voltage Range | 2.0 V to 3.6 V |
| Operating Temperature Range | -40 C to +85 C (Industrial) |
| Package | 100-TQFP (14x14 mm) |
| Mounting Type | Surface Mount |
| I/O Pins | 85 |
| ADC | 16-channel, 10-bit, 500 ksps |
| UART | 4 |
| SPI | 3 |
| I2C | 3 |
| Timers | 23 independent |
| Standby Current (XLP) | <100 nA |
| RTCC | Yes (Hardware Real-Time Clock/Calendar) |
| Packaging | Tape & Reel (T suffix) |
| MSL Level | 3 (per JEDEC J-STD-020) |
| RoHS Status | Compliant |
PIC24FJ192GA110T-I/PF Pin Configuration
| Pin 1 | RG15 — I/O port G bit 15 |
| Pin 2 | VDD — Digital supply voltage |
| Pin 3 | RP10/RF14 — Remappable peripheral / I/O port F bit 14 |
| Pin 4 | RP17/RF13 — Remappable peripheral / I/O port F bit 13 |
| Pin 5 | RP2/RF2 — Remappable peripheral / I/O port F bit 2 |
| Pin 6 | RP3/RF3 — Remappable peripheral / I/O port F bit 3 |
| Pin 7 | RP4/RF4 — Remappable peripheral / I/O port F bit 4 |
| Pin 8 | RP5/RF5 — Remappable peripheral / I/O port F bit 5 |
| Pin 9 | VSS — Digital ground |
| Pin 10 | VDD — Digital supply voltage |
| Pin 11 | RP6/RF6 — Remappable peripheral / I/O port F bit 6 |
| Pin 12 | RP7/RF7 — Remappable peripheral / I/O port F bit 7 |
| Pin 13 | RP8/RF8 — Remappable peripheral / I/O port F bit 8 |
| Pin 14 | RP9/RF9 — Remappable peripheral / I/O port F bit 9 |
| Pin 15 | RP12/RG0 — Remappable peripheral / I/O port G bit 0 |
| Pin 16 | RP13/RG1 — Remappable peripheral / I/O port G bit 1 |
| Pin 17 | OSC1 — Primary oscillator crystal input |
| Pin 18 | OSC2 — Primary oscillator crystal output |
| Pin 19 | SOSCO/RG14 — Secondary oscillator output / I/O port G bit 14 |
| Pin 20 | SOSCI/RC13 — Secondary oscillator input / I/O port C bit 13 |
| Pin 21 | VSS — Digital ground |
| Pin 22 | VDD — Digital supply voltage |
| Pin 23 | RA0 — I/O port A bit 0 (AN0) |
| Pin 24 | RA1 — I/O port A bit 1 (AN1) |
| Pin 25 | RA2 — I/O port A bit 2 (AN2) |
| Pin 26 | RA3 — I/O port A bit 3 (AN3) |
| Pin 27 | RA4 — I/O port A bit 4 (AN4) |
| Pin 28 | RA5 — I/O port A bit 5 (AN5) |
| Pin 29 | RA6 — I/O port A bit 6 (OSC2 alt) |
| Pin 30 | RA7 — I/O port A bit 7 (OSC1 alt) |
| Pin 31 | VSS — Digital ground |
| Pin 32 | VDD — Digital supply voltage |
| Pin 33 | RB0 — I/O port B bit 0 (AN8, PGED1) |
| Pin 34 | RB1 — I/O port B bit 1 (AN9, PGEC1) |
| Pin 35 | RB2 — I/O port B bit 2 (AN10) |
| Pin 36 | RB3 — I/O port B bit 3 (AN11) |
| Pin 37 | RB4 — I/O port B bit 4 (AN12) |
| Pin 38 | RB5 — I/O port B bit 5 (AN13) |
| Pin 39 | RB6 — I/O port B bit 6 (AN14, PGED2) |
| Pin 40 | RB7 — I/O port B bit 7 (AN15, PGEC2) |
| Pin 41 | VSS — Digital ground |
| Pin 42 | VDD — Digital supply voltage |
| Pin 43 | RC1 — I/O port C bit 1 |
| Pin 44 | RC2 — I/O port C bit 2 |
| Pin 45 | RC3 — I/O port C bit 3 |
| Pin 46 | RC4 — I/O port C bit 4 |
| Pin 47 | TDO/RA8 — JTAG TDO / I/O port A bit 8 |
| Pin 48 | TDI/RA9 — JTAG TDI / I/O port A bit 9 |
| Pin 49 | TCK/RA4 — JTAG TCK (shared) |
| Pin 50 | TMS/RB12 — JTAG TMS / I/O port B bit 12 |
| Pin 51 | RC12 — I/O port C bit 12 |
| Pin 52 | VSS — Digital ground |
| Pin 53 | VDD — Digital supply voltage |
| Pin 54 | RD0 — I/O port D bit 0 |
| Pin 55 | RD1 — I/O port D bit 1 |
| Pin 56 | RD2 — I/O port D bit 2 |
| Pin 57 | RD3 — I/O port D bit 3 |
| Pin 58 | RD4 — I/O port D bit 4 |
| Pin 59 | RD5 — I/O port D bit 5 |
| Pin 60 | RD6 — I/O port D bit 6 |
| Pin 61 | RD7 — I/O port D bit 7 |
| Pin 62 | VSS — Digital ground |
| Pin 63 | VDD — Digital supply voltage |
| Pin 64 | RE0 — I/O port E bit 0 |
| Pin 65 | RE1 — I/O port E bit 1 |
| Pin 66 | RE2 — I/O port E bit 2 |
| Pin 67 | RE3 — I/O port E bit 3 |
| Pin 68 | RE4 — I/O port E bit 4 |
| Pin 69 | RE5 — I/O port E bit 5 |
| Pin 70 | RE6 — I/O port E bit 6 |
| Pin 71 | RE7 — I/O port E bit 7 |
| Pin 72 | VSS — Digital ground |
| Pin 73 | VDD — Digital supply voltage |
| Pin 74 | RF0 — I/O port F bit 0 |
| Pin 75 | RF1 — I/O port F bit 1 |
| Pin 76 | RG2 — I/O port G bit 2 |
| Pin 77 | RG3 — I/O port G bit 3 |
| Pin 78 | RG6 — I/O port G bit 6 |
| Pin 79 | RG7 — I/O port G bit 7 |
| Pin 80 | RG8 — I/O port G bit 8 |
| Pin 81 | RG9 — I/O port G bit 9 |
| Pin 82 | VSS — Digital ground |
| Pin 83 | VDD — Digital supply voltage |
| Pin 84 | RG10 — I/O port G bit 10 |
| Pin 85 | RG11 — I/O port G bit 11 |
| Pin 86 | RG12 — I/O port G bit 12 |
| Pin 87 | RG13 — I/O port G bit 13 |
| Pin 88 | RG14 — I/O port G bit 14 |
| Pin 89 | RG15 — I/O port G bit 15 |
| Pin 90 | MCLR — Master Clear (reset) input |
| Pin 91 | RA10 — I/O port A bit 10 |
| Pin 92 | RA11 — I/O port A bit 11 |
| Pin 93 | RA12 — I/O port A bit 12 |
| Pin 94 | RA13 — I/O port A bit 13 |
| Pin 95 | RA14 — I/O port A bit 14 |
| Pin 96 | RA15 — I/O port A bit 15 |
| Pin 97 | VSS — Digital ground |
| Pin 98 | VDD — Digital supply voltage |
| Pin 99 | RB8 — I/O port B bit 8 |
| Pin 100 | RB9 — I/O port B bit 9 |
Typical Applications
PIC24FJ192GA110T-I/PF is suitable for 7 applications: Industrial Control Panels, USB Peripherals and HID Devices, Graphical Displays and HMI, Low-Power IoT Edge Nodes, Sensor Hubs and Data Acquisition, Medical and Health Monitoring Devices, Automotive Body and Comfort Electronics.
Industrial Control Panels
The PIC24FJ192GA110T-I/PF is well-suited for industrial control panels where its 32MHz 16-bit core, 85 I/O pins, and 4 UART ports provide direct drive for keypads, displays, and fieldbus interfaces. Its 192KB Flash accommodates complex state machines for PLC and HMI applications, while the 16KB RAM supports real-time data buffers. The XLP <100nA standby current preserves battery backup during power interruptions. Industrial temperature grade (-40C to +85C) handles factory floor thermal swings, and the 100-pin TQFP provides ample I/O for multiplexed key matrices and seven-segment displays.
Recommended
USB Peripherals and HID Devices
For USB peripheral designs, the PIC24FJ128GB110-I/PF is preferred (drop-in alternative with USB OTG), but the PIC24FJ192GA110T-I/PF can serve as the main application processor paired with an external USB bridge. Its 192KB Flash supports USB stack, HID class drivers, and application firmware simultaneously. The 4 UART ports enable concurrent communication with sensors, while the 3 SPI buses drive high-speed peripherals like displays or external memory. Operating voltage of 2.0V to 3.6V supports both USB-powered 5V designs (via LDO) and direct 3.3V battery power.
Recommended
Graphical Displays and HMI
The PIC24FJ192GA110T-I/PF drives small to medium graphical TFT and OLED displays via its parallel master port (PMP) and SPI interfaces. The 192KB Flash stores frame buffers, fonts, and graphics libraries, while 16KB RAM provides double-buffering for smooth animations. The 16-channel 10-bit ADC supports touch-screen analog front-ends. XLP technology enables battery-powered handheld HMI terminals with weeks of standby. The 100-TQFP package exposes enough pins for parallel RGB interfaces (8/16-bit) plus SPI/I2C for touch controllers.
Recommended
Low-Power IoT Edge Nodes
The PIC24FJ192GA110T-I/PF delivers XLP-class <100nA standby current and a 16-bit 32MHz core capable of running wireless protocol stacks (ZigBee, LoRaWAN, BLE preprocessing). Its 192KB Flash stores the application code plus protocol library, while 16KB RAM supports message buffers and crypto workspaces. The 4 UART, 3 SPI, and 3 I2C buses simultaneously drive sensors, RF modules, and debug interfaces. Wake-up time from sleep under 5us preserves battery life in event-driven IoT applications operating from coin-cell or Li-ion batteries.
Recommended
Sensor Hubs and Data Acquisition
The PIC24FJ192GA110T-I/PF aggregates multiple sensors through its 16-channel 10-bit 500 ksps ADC and four UART ports, supporting data loggers and multi-sensor fusion systems. The 192KB Flash stores calibration tables and DSP-style filtering routines, while 16KB RAM buffers sample streams between storage writes. The CTMU peripheral enables capacitive touch and time-of-flight measurements. The RTCC provides accurate timestamps for sensor data correlation. Hardware 23 timers drive precise sample intervals without CPU load.
Recommended
Medical and Health Monitoring Devices
The PIC24FJ192GA110T-I/PF powers portable medical devices such as pulse oximeters, glucose meters, and patient wearables. Its XLP <100nA standby extends battery life to weeks or months. The 32MHz CPU executes signal-processing algorithms for biosensor data in real time. 192KB Flash supports FDA-compliant firmware with audit trails. Hardware RTCC provides accurate dosing schedules. Industrial temperature range ensures reliable operation across clinical and home environments. The 100-TQFP footprint accommodates multiple analog front-end connections through the 16-channel ADC.
Recommended
Automotive Body and Comfort Electronics
For non-safety automotive body electronics such as HVAC controls, seat adjustment modules, and lighting controllers, the PIC24FJ192GA110T-I/PF offers sufficient computational resources. The 192KB Flash stores CAN/LIN stack and application logic, while 16KB RAM handles message buffers. The 4 UART ports support LIN bus communication via external transceivers, and 3 SPI buses drive actuator drivers. Operating from 2.0V to 3.6V with 3.3V LDO from the vehicle 12V rail. For safety-critical or AEC-Q100 qualified designs, consider the PIC24HJ or dsPIC33 families instead.
Recommended
Recommended Products Summary
Engineering reference data for PIC24FJ192GA110T-I/PF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24FJ128GA110T-I/PF | PIC24FJ192GA110-E/PT | PIC24FJ128GB110-I/PF | PIC24FJ256GA110-I/PF |
|---|---|---|---|---|---|
| Package | 100-TQFP (14x14) | 100-TQFP (14x14) - same | 100-TQFP (14x14) - same | 100-TQFP (14x14) - same | 100-TQFP (14x14) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 192 KB | 128 KB | 192 KB | 128 KB | 256 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| Maximum CPU Speed | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) |
| USB Peripheral | No | No | No | Yes (USB 2.0 FS OTG) | No |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Packaging Form | Tape & Reel | Tape & Reel | Tray | Tray | Tray |
| I/O Pins | 85 | 85 | 85 | 83 | 85 |
Key Differentiators
- Largest Flash option in the GA110 family (vs PIC24FJ128GA110T-I/PF)
- No on-chip USB peripheral (vs PIC24FJ128GB110-I/PF)
- Industrial temperature range with Tape & Reel packaging (vs PIC24FJ192GA110-E/PT)
- 23 independent timers and 4 UART (vs PIC24FJ128GA010-I/PT)
Design Notes
Place a 100nF ceramic decoupling capacitor as close as possible to every VDD/VSS pin pair (5 pairs total in 100-pin TQFP). Add a single 10uF bulk capacitor on the main 3.3V rail. For XLP sleep mode operation below 100nA standby current, ensure no leakage paths through external pull-ups; use internal weak pull-ups where possible. The MCU's VBAT domain supports RTC retention down to 1.8V if a backup battery is connected to the SOSCI/SOSCO 32kHz crystal pins via a series resistor.
Route the 32.768kHz secondary oscillator traces (SOSCI/SOSCO) as short as possible with ground guard traces to minimize noise coupling. Place the primary crystal (typically 8MHz with PLL to 32MHz) close to OSC1/OSC2 pins with load capacitors sized per crystal manufacturer recommendations (typically 15-33pF). Maintain analog and digital ground separation; join at a single point near the MCU's VSS pin to avoid ground loops in ADC measurements.
Do not leave the MCLR pin floating - connect a 10kOhm pull-up to VDD. When using ICSP programming, ensure the PGED1/PGEC1 (RB0/RB1) and PGED2/PGEC2 (RB6/RB7) lines are not heavily loaded, or in-circuit programming will fail. Configure JTAG/TRACE pins as GPIO only after disabling the JTAG interface in the configuration bits, otherwise debugger conflicts occur. The 5V tolerance flag is FALSE on most pins - do not apply 5V signals without external level shifters.
The PIC24FJ192GA110T-I/PF ADC achieves 10-bit resolution; for noise-sensitive measurements, average multiple samples and use the dedicated VREF+/VREF- pins with external reference buffer capacitors (100nF ceramic). High-speed digital signals on adjacent pins can couple into analog inputs - place analog traces on inner PCB layers with ground plane separation. The CTMU peripheral provides 0.5ns resolution for time-of-flight and capacitive touch measurements when calibrated properly.
Compliance Information
RoHS compliant per Microchip product page. Not AEC-Q100 qualified - the PIC24F family is intended for industrial/consumer use; for automotive AEC-Q100 designs, consider dsPIC33AEC or PIC32MX automotive variants.
