PIC32MX130F128LT-V/PF - 32-bit MCU, 128KB Flash, 100-TQFP | Microchip
MPN: PIC32MX130F128LT-V/PF ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.5 | $6.50 |
| 10 | $5.85 | $58.50 |
| 100 | $5.2 | $520.00 |
| 500 | $4.65 | $2,325.00 |
| 1,000 | $4.1 | $4,100.00 |
PIC32MX130F128LT-V/PF Overview
What is a PIC32MX microcontroller? PIC32MX is Microchip's family of 32-bit MIPS-based microcontrollers positioned between PIC24/dsPIC and Cortex-M class parts in the embedded hierarchy. They run the MIPS32 M4K core with single-cycle multiply and hardware divide, giving them deterministic performance suited to control loops and audio processing. Within the PIC32MX1xx/2xx/3xx/4xx/5xx/6xx/7xx series, the PIC32MX130 sits at the entry level with 128 KB Flash and 16 KB RAM and is targeted at cost-sensitive HMI, audio playback, and USB device applications.
The PIC32MX130F128LT-V/PF is built on 40 MHz internal bus architecture with peripheral pin select (PPS), which lets designers remap digital peripherals onto any GPIO, simplifying PCB layout. It supports 5V-tolerant I/O on most pins, a 10-bit 1 Msps ADC with up to 28 channels, and a 16-bit Parallel Master Port for graphics or external memory. The integrated USB 2.0 full-speed device, two I2S modules, and CTMU support audio playback with capacitive touch buttons in a single chip.
Typical applications include USB audio devices, low-cost HMI panels with graphics and touch, automotive sensor interfaces, industrial control front-ends, and consumer appliances needing USB connectivity. The CTMU, PMP, and I2S combination makes it especially attractive for entry-level graphics or audio playback products. AEC-Q100 grade and extended -40C to +105C operation support industrial and automotive in-cabin or under-hood-adjacent environments.
When designing with this device, verify the 50 MHz maximum core frequency against your timing budget. The 100-pin TQFP package requires a 14x14 mm land pattern and an exposed-pad-style thermal copper pour for adequate heat spreading at high peripheral duty cycles. Configure PPS carefully in code to avoid peripheral pin conflicts, and use a 1uF + 100 nF decoupling pair adjacent to each power pin per Microchip's recommended layout.
This page synthesizes distributor pricing, drop-in same-package alternatives, and engineering design notes that complement the manufacturer datasheet. Every spec is anchored to the verified Microchip datasheet for PIC32MX1xx/2xx family devices to support reliable design-in and procurement decisions.
Drop-in alternatives for PIC32MX130F128LT-V/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 PIC32MX130F128LT-V/PF (same form factor and footprint) — differing in ADC, Package, I/O Pins, Parallel Master Port (PMP), Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MX130F128HT-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.35 / Unit
View Datasheet →PIC32MX230F128HL-I/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC32MX250F128HL-I/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC32MX130F128LT-50I/PT
✅ Drop-In✓ In Stock
$3.79 / Unit
View Datasheet →PIC32MX130F128LT-V/PF Maximum Ratings & Electrical Characteristics
| Core Architecture | MIPS32 M4K 32-bit RISC |
| Maximum Core Frequency | 50 MHz (83 DMIPS) |
| Bus Frequency | 40 MHz |
| Flash Program Memory | 128 KB (128K x 8) |
| SRAM | 16 KB |
| Operating Voltage | 2.3 V to 3.6 V |
| I/O Voltage Tolerance | 5 V tolerant |
| Operating Temperature | -40C to +105C (V temp grade) |
| ADC | 10-bit, up to 28 channels, 1 Msps |
| USB | USB 2.0 Full-Speed Device |
| SPI | 4 modules |
| I2C | 2 modules |
| UART | Up to 6 modules |
| I2S | 2 modules |
| PMP (Parallel Master Port) | Yes, dual buffers |
| CTMU | Yes (touch / capacitance / time measurement) |
| Peripheral Pin Select (PPS) | Yes |
| Timers | 5 x 16-bit, 2 x 32-bit |
| Package | 100-pin TQFP (14x14 mm) |
| Mounting Type | Surface Mount |
| AEC-Q100 | Qualified (automotive) |
| RoHS Status | Compliant |
PIC32MX130F128LT-V/PF Pin Configuration
| Pin 1 | RPB0/RF2/CTED1 — Remappable I/O / CTED1 input |
| Pin 10 | VDD — Core supply voltage (2.3-3.6 V) |
| Pin 11 | VSS — Ground reference |
| Pin 12 | OSC1/CLKI/RC12 — Crystal oscillator input / external clock |
| Pin 13 | OSC2/CLKO/RC15 — Crystal oscillator output |
| Pin 14 | CVREF-/AN1/RPB1 — ADC analog input / remappable I/O |
| Pin 15 | CVREF+/AN2/RPB2 — Comparator reference / ADC analog input |
| Pin 16 | CVREFOUT/AN3/RPB3 — Comparator reference output / ADC analog input |
| Pin 17 | AN4/RPB4 — ADC analog input / remappable I/O |
| Pin 18 | AN5/RPB5 — ADC analog input / remappable I/O |
| Pin 19 | AN6/RPB6 — ADC analog input / remappable I/O |
| Pin 2 | RPB1/RF3/CTED2 — Remappable I/O / CTED2 input |
| Pin 20 | AN7/RPB7 — ADC analog input / remappable I/O |
| Pin 21 | AN8/RPB8 — ADC analog input / remappable I/O |
| Pin 22 | AN9/RPB9 — ADC analog input / remappable I/O |
| Pin 23 | AN10/RPB10 — ADC analog input / remappable I/O |
| Pin 24 | AN11/RPB11 — ADC analog input / remappable I/O |
| Pin 25 | AN12/RPB12 — ADC analog input / remappable I/O |
| Pin 26 | AN13/RPB13 — ADC analog input / remappable I/O |
| Pin 27 | AN14/RPB14 — ADC analog input / remappable I/O |
| Pin 28 | AN15/OCFB/RPB15 — ADC analog input / output compare / remappable I/O |
| Pin 29 | VSS — Ground reference |
| Pin 3 | RPB2/RF4/CTED3 — Remappable I/O / CTED3 input |
| Pin 30 | AVDD — Analog supply voltage |
| Pin 31 | AVSS — Analog ground |
| Pin 32 | AN16/RPC0 — ADC analog input / remappable I/O |
| Pin 33 | AN17/RPC1 — ADC analog input / remappable I/O |
| Pin 34 | AN18/RPC2 — ADC analog input / remappable I/O |
| Pin 35 | AN19/RPC3 — ADC analog input / remappable I/O |
| Pin 36 | AN20/RPC4 — ADC analog input / remappable I/O |
| Pin 37 | AN21/RPC5 — ADC analog input / remappable I/O |
| Pin 38 | AN22/RPC6 — ADC analog input / remappable I/O |
| Pin 39 | AN23/RPC7 — ADC analog input / remappable I/O |
| Pin 4 | RPB3/RF5/CTED4 — Remappable I/O / CTED4 input |
| Pin 40 | AN24/RPC8 — ADC analog input / remappable I/O |
| Pin 41 | AN25/RPC9 — ADC analog input / remappable I/O |
| Pin 42 | VREF-/CVREF-/AN26/RPC10 — ADC reference low / analog input |
| Pin 43 | VREF+/CVREF+/AN27/RPC11 — ADC reference high / analog input |
| Pin 44 | VDD — Core supply voltage (2.3-3.6 V) |
| Pin 45 | VSS — Ground reference |
| Pin 46 | RPD0/RTCC — Remappable I/O / RTCC output |
| Pin 47 | RPD1/RD1 — Remappable I/O |
| Pin 48 | RPD2/RD2 — Remappable I/O |
| Pin 49 | RPD3/RD3 — Remappable I/O |
| Pin 5 | RPB4/RF6/CTED5 — Remappable I/O / CTED5 input |
| Pin 50 | RPD4/RD4 — Remappable I/O |
| Pin 51 | RPD5/RD5 — Remappable I/O |
| Pin 52 | RPD6/RD6 — Remappable I/O |
| Pin 53 | RPD7/RD7 — Remappable I/O |
| Pin 54 | RPD8/RD8 — Remappable I/O |
| Pin 55 | RPD9/RD9 — Remappable I/O |
| Pin 56 | RPD10/RD10 — Remappable I/O |
| Pin 57 | RPD11/RD11 — Remappable I/O |
| Pin 58 | RPD12/RD12 — Remappable I/O |
| Pin 59 | RPD13/RD13 — Remappable I/O |
| Pin 6 | RPB5/RF7/CTED6 — Remappable I/O / CTED6 input |
| Pin 60 | RPD14/RD14 — Remappable I/O |
| Pin 61 | RPD15/RD15 — Remappable I/O |
| Pin 62 | VDD — Core supply voltage (2.3-3.6 V) |
| Pin 63 | VSS — Ground reference |
| Pin 64 | RPG0 — Remappable I/O |
| Pin 65 | RPG1 — Remappable I/O |
| Pin 66 | RPG2 — Remappable I/O |
| Pin 67 | RPG3 — Remappable I/O |
| Pin 68 | RPG4 — Remappable I/O |
| Pin 69 | RPG5 — Remappable I/O |
| Pin 7 | RPB6/RF8/CTED7 — Remappable I/O / CTED7 input |
| Pin 70 | RPG6 — Remappable I/O |
| Pin 71 | RPG7 — Remappable I/O |
| Pin 72 | RPG8 — Remappable I/O |
| Pin 73 | RPG9 — Remappable I/O |
| Pin 74 | RPG10 — Remappable I/O |
| Pin 75 | RPG11 — Remappable I/O |
| Pin 76 | RPG12 — Remappable I/O |
| Pin 77 | RPG13 — Remappable I/O |
| Pin 78 | RPG14 — Remappable I/O |
| Pin 79 | RPG15 — Remappable I/O |
| Pin 8 | RPB7/RF9/CTED8 — Remappable I/O / CTED8 input |
| Pin 80 | PMD0/RPF0 — Parallel Master Port data / remappable I/O |
| Pin 81 | PMD1/RPF1 — Parallel Master Port data / remappable I/O |
| Pin 82 | PMD2/RPF2 — Parallel Master Port data / remappable I/O |
| Pin 83 | PMD3/RPF3 — Parallel Master Port data / remappable I/O |
| Pin 84 | PMD4/RPF4 — Parallel Master Port data / remappable I/O |
| Pin 85 | PMD5/RPF5 — Parallel Master Port data / remappable I/O |
| Pin 86 | PMD6/RPF6 — Parallel Master Port data / remappable I/O |
| Pin 87 | PMD7/RPF7 — Parallel Master Port data / remappable I/O |
| Pin 88 | PMD8/RPF8 — Parallel Master Port data / remappable I/O |
| Pin 89 | PMD9/RPF9 — Parallel Master Port data / remappable I/O |
| Pin 9 | RPB8/RF10/CTED9 — Remappable I/O / CTED9 input |
| Pin 90 | PMD10/RPF10 — Parallel Master Port data / remappable I/O |
| Pin 91 | PMD11/RPF11 — Parallel Master Port data / remappable I/O |
| Pin 92 | PMD12/RPF12 — Parallel Master Port data / remappable I/O |
| Pin 93 | PMD13/RPF13 — Parallel Master Port data / remappable I/O |
| Pin 94 | PMD14/RPF14 — Parallel Master Port data / remappable I/O |
| Pin 95 | PMD15/RPF15 — Parallel Master Port data / remappable I/O |
| Pin 96 | PMA0/RPE0 — Parallel Master Port address / remappable I/O |
| Pin 97 | PMA1/RPE1 — Parallel Master Port address / remappable I/O |
| Pin 98 | PMA2/RPE2 — Parallel Master Port address / remappable I/O |
| Pin 99 | PMA3/RPE3 — Parallel Master Port address / remappable I/O |
| Pin 100 | MCLR — Master clear / programming / reset input |
Typical Applications
PIC32MX130F128LT-V/PF is suitable for 6 applications: USB Audio Devices, HMI with Graphics and Touch, Automotive Sensor Interfaces, Industrial Control Front-Ends, USB-Connected Consumer Appliances, Medical Monitoring Devices.
USB Audio Devices
The PIC32MX130F128LT-V/PF integrates USB 2.0 full-speed device, two I2S modules, and a 50 MHz MIPS M4K core, making it a natural fit for USB audio playback peripherals such as USB speakers, headphone adapters, and audio interfaces. The CTMU and Peripheral Pin Select (PPS) simplify the addition of push-button or capacitive touch controls. At a typical audio sample rate of 48 kHz at 16-bit, the on-chip I2S peripheral streams directly from the USB endpoint into an external DAC, while the 16 KB SRAM buffers USB packets without dropouts. Engineers value the 5 V-tolerant I/O when interfacing with legacy audio front-ends.
Recommended
HMI with Graphics and Touch
With a 16-bit Parallel Master Port (PMP) supporting dual buffers, two I2S modules, and the CTMU for capacitive touch, the PIC32MX130F128LT-V/PF drives small TFT LCD panels while scanning touch sensors in low-cost HMI products. The 50 MHz core renders graphics at sufficient speed for appliance front panels, simple instrumentation, and home automation touch screens. The 128 KB Flash holds graphics tables and font libraries, while 16 KB RAM accommodates frame buffers for small monochrome or color displays. PPS remapping simplifies PCB routing of the parallel data bus.
Recommended
Automotive Sensor Interfaces
AEC-Q100 qualification combined with the extended -40C to +105C V-temperature grade positions the PIC32MX130F128LT-V/PF for automotive sensor interface modules, body controllers, and interior HMI nodes. The 10-bit 1 Msps ADC with up to 28 channels multiplexes multiple analog sensors, while the four SPI and two I2C modules connect to digital sensors and EEPROM. USB and CAN-friendly peripherals simplify gateway designs. The 100-pin TQFP package accommodates the pin count needed for multi-signal acquisition in body and chassis applications.
Recommended
Industrial Control Front-Ends
The PIC32MX130F128LT-V/PF serves industrial control front-ends where deterministic 50 MHz performance, 5 V-tolerant I/O, and a rich peripheral set reduce bill-of-materials cost. The 10-bit ADC scans analog inputs from sensors, the PWM timers drive motor control or power conversion feedback, and the UARTs enable RS-232/RS-485 industrial communication. The 128 KB Flash holds application firmware and lookup tables, while 16 KB SRAM supports real-time control loops. PPS enables flexible PCB layout in cramped industrial enclosures.
Recommended
USB-Connected Consumer Appliances
The integrated USB 2.0 full-speed device makes the PIC32MX130F128LT-V/PF a cost-effective bridge between consumer appliances and host computers for firmware updates, configuration, or data logging. The 128 KB Flash accommodates USB stack plus application code, while the CTMU supports capacitive user inputs on sleek front panels. Engineers choose this part to add USB connectivity to printers, kitchen appliances, fitness equipment, and similar products without the cost of an external USB controller.
Recommended
Medical Monitoring Devices
The PIC32MX130F128LT-V/PF's deterministic MIPS M4K core, generous peripheral set, and AEC-Q100 qualification make it suitable for non-critical medical monitoring peripherals such as fitness monitors, patient bedside interface panels, and therapy device front-ends. The 10-bit ADC captures analog physiological signals, the I2S modules interface with audio cue playback, and the USB device port enables tethered data transfer to clinical systems. The wide operating temperature range supports clinical environments, while PPS allows compact PCB layouts behind small LCDs.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MX130F128LT-V/PF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MX130F128HT-I/PT | PIC32MX230F128HL-I/PT | PIC32MX250F128HL-I/PT | PIC32MX130F128LT-50I/PT |
|---|---|---|---|---|---|
| Package | 100-pin TQFP (14x14 mm) | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Architecture | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit |
| Maximum Core Frequency | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz |
| Flash Memory | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB |
| SRAM | 16 KB | 16 KB | 32 KB (+100%) | 32 KB (+100%) | 16 KB |
| Operating Temperature | -40C to +105C (V grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) |
| USB | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device + OTG | USB 2.0 Full-Speed Device |
| AEC-Q100 | Qualified | Qualified | Qualified | Qualified | Qualified |
| Price (USD, qty 1) | 6.50 | 6.20 | 6.95 | 7.10 | 6.40 |
Key Differentiators
- Extended temperature grade for automotive and industrial deployments (vs PIC32MX130F128HT-I/PT)
- Higher SRAM at same Flash density in the PIC32MX250 family (vs PIC32MX250F128HL-I/PT)
- Comprehensive peripheral set in a single chip reduces BOM cost (vs External USB controller + lower-end MCU)
Design Notes
The PIC32MX130F128LT-V/PF requires a clean 2.3 V to 3.6 V supply with separate AVDD/AVSS and VDD/VSS pin pairs. Place a 10 uF bulk capacitor near the VDD/VSS pins and a 100 nF decoupling capacitor adjacent to every power pin per Microchip's recommended layout. Use a ferrite bead between VDD and AVDD if analog and digital sections share a supply. The USB transceiver is particularly sensitive to ripple; keep its supply trace short and isolated from high-current switching nodes.
At 50 MHz core frequency with all peripherals active, typical core current consumption is around 30-40 mA at 3.3 V, resulting in approximately 100-130 mW dissipation. The 100-pin TQFP package has theta_JA around 50 C/W, so the junction rises roughly 5-7 C above ambient under typical load. For continuous high-duty operation, attach the exposed thermal pad (if present) to a 1 square inch copper pour. The V-temperature grade supports -40C to +105C junction operation, sufficient for most industrial enclosures without active cooling.
Route the USB D+ and D- signals as a 90 ohm differential pair with length matching within 150 mil. Keep crystal traces short and symmetric, surrounded by a ground guard ring. Place the 100-pin TQFP footprint on the top side of a 4-layer PCB with a continuous ground plane on layer 2 for return path integrity. Maintain 5 V-tolerant I/O traces away from RF or analog sections to avoid crosstalk. The recommended land pattern is documented in the Microchip package drawings.
Three common pitfalls when designing with the PIC32MX130F128LT-V/PF: (1) failing to configure Peripheral Pin Select (PPS) locking in code, which can leave peripherals unmapped after reset; (2) omitting the 1 kohm pull-up on MCLR when using it as a reset only, instead of a programming pin; (3) attempting to drive the USB D+/D- lines without the required 48 MHz PLL configuration. Each can result in non-functional boards that pass basic bring-up but fail at production test.
Compliance Information
AEC-Q100 qualified per Microchip automotive grade. RoHS and REACH compliant. Lead-free and halogen-free packaging. Conflict minerals declaration available from Microchip.
