PIC32MX430F064L-I/TL - 32-bit 80MHz MCU 64KB Flash USB-OTG | Microchip
MPN: PIC32MX430F064L-I/TL ✓ 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 |
PIC32MX430F064L-I/TL Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, RAM, non-volatile program memory, and a rich set of peripherals on one die. Within the broader semiconductor taxonomy, a 32-bit MCU sits above 8/16-bit MCUs and below microprocessors; the PIC32 family specifically bridges MCU simplicity with MPU-class performance via the MIPS32 instruction set. PIC32MX3/4 series parts occupy the low-cost, integrated-peripherals segment of the 32-bit MCU market, targeting human-machine-interface designs where USB, graphics, and analog integration outweigh raw clock frequency.
Key features include 80 MHz core operation (80 MIPS / 131 DMIPS), Peripheral Pin Select (PPS) for flexible signal routing, 28 channels of 10-bit ADC, multiple communication peripherals (I2C, SPI, I2S, UART/USART, LIN, IrDA), and JTAG/ICSP debugging. The device also offers 5V-tolerant I/O, in-circuit and in-application programming, and IEEE 1149.2 boundary scan. Compared with higher-end PIC32MZ parts, this MX430 trades MHz and memory headroom for cost and integrated analog.
Typical applications include USB audio devices, HMI panels with capacitive touch, low-cost graphics controllers driving PMP displays, and consumer appliances requiring USB device/host connectivity. The CTMU enables touch keypads without an external touch controller, while PMP permits direct connection to graphical LCDs.
When designing, plan for USB bus-powered applications by sizing decoupling to 100 nF + 4.7 uF near VDD/VBUS and following Microchip's USB OTG layout guidelines. PPS must be configured at startup because pins are not committed by default.
This page synthesizes distributor pricing, drop-in package-compatible alternatives, and practical design notes that go beyond the manufacturer datasheet to help procurement and engineering teams make informed decisions.
Drop-in alternatives for PIC32MX430F064L-I/TL — 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 PIC32MX430F064L-I/TL (same form factor and footprint) — differing in ADC, Package, USB, Core Architecture, Operating Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MX430F064LT-I/TL
✅ Drop-In✓ In Stock
$2.86 / Unit
View Datasheet →PIC32MX330F064L-I/TL
✅ Drop-In✓ In Stock
$3.96 / Unit
View Datasheet →PIC32MX370F512L-I/TL
✅ Drop-In✓ In Stock
$5.31 / Unit
View Datasheet →PIC32MX350F256L-V/TL
✅ Drop-In✓ In Stock
$5.41 / Unit
View Datasheet →PIC32MX430F064L-I/TL Maximum Ratings & Electrical Characteristics
| Core Architecture | MIPS32 M4K |
| Core Frequency | 80 MHz (131 DMIPS) |
| Bit Width | 32-bit |
| Program Memory (Flash) | 64 KB (64K x 8) |
| Data Memory (SRAM) | 16 KB |
| Package | 124-pin VTLA (9x9 mm) |
| Mounting Type | Surface Mount |
| Operating Voltage | 2.3 V to 3.6 V |
| Operating Temperature | -40 C to +105 C (industrial) |
| USB | USB 2.0 Full-Speed OTG controller |
| SPI / I2S Modules | 2x I2S/SPI |
| PMP (Parallel Master Port) | Yes |
| CTMU (Capacitive Touch) | Yes (Charge Time Measurement Unit) |
| ADC | 10-bit, 28 channels |
| Peripheral Pin Select (PPS) | Yes |
| JTAG / ICSP Debug | Yes (4-wire MIPS Enhanced JTAG) |
| I/O Voltage Tolerance | 5V-tolerant pins |
| Boundary Scan | IEEE 1149.2-compatible |
| RoHS Status | Compliant |
PIC32MX430F064L-I/TL 124-pin vtla (9x9 mm) Pin Configuration Guide
Pin configuration for PIC32MX430F064L-I/TL (124-pin vtla (9x9 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 PIC32MX430F064L-I/TL.
Refer to the datasheet for full pin configuration.
Typical Applications
PIC32MX430F064L-I/TL is suitable for 7 applications: USB Audio Device, Capacitive Touch HMI Panel, USB Host / OTG Appliance, Low-Cost Graphics Controller (PMP), Industrial Sensor Interface Node, Consumer Appliance Controller, Audio Development / Prototyping Platform.
USB Audio Device
The PIC32MX430F064L-I/TL integrates a USB 2.0 Full-Speed OTG controller and two I2S/SPI modules, providing direct digital audio interfacing to external codecs without an external PHY. At 80 MHz the M4K core handles USB isochronous transfers plus audio buffering at 48 kHz stereo without contention. The 16 KB SRAM is well-matched to compact USB speaker or headset firmware, and CTMU supports push-button or volume-wheel capacitive touch. This makes the part an excellent fit for low-cost USB headsets, USB speakers, and USB microphones.
Recommended
Capacitive Touch HMI Panel
The integrated CTMU enables up to 28 channels of capacitive touch sensing without an external touch controller, reducing BOM cost and PCB area. PPS allows the touch channels to map to almost any digital I/O pin, simplifying PCB layout under mechanical constraints. Combined with the PMP for graphics output and 64 KB Flash for HMI firmware, this part is ideal for appliances, thermostats, and small industrial control panels where cost and touch integration outweigh MHz.
Recommended
USB Host / OTG Appliance
The on-chip USB OTG controller supports both device and host operation, enabling designs such as USB memory-card readers, USB-to-UART bridges, and OTG-capable appliances. The 64 KB Flash accommodates the Microchip USB stack plus application code, while the 28 ADC channels allow direct sensor or battery monitoring. USB-OTG support means the same firmware can serve as device or host depending on the connector ID pin, simplifying SKU management.
Recommended
Low-Cost Graphics Controller (PMP)
The Parallel Master Port (PMP) drives graphical LCDs and OLED panels in 8-bit or 16-bit parallel mode, interfacing directly with common displays without an external graphics controller IC. At 80 MHz the core can refresh small QVGA/WQVGA panels while running application logic. Combined with USB for firmware update and CTMU for touch, this is a complete display+HMI solution in one chip.
Recommended
Industrial Sensor Interface Node
The 10-bit ADC with 28 input channels, I2C/SPI/UART connectivity, and industrial -40 C to +105 C temperature range make the PIC32MX430F064L-I/TL a strong fit for industrial sensor aggregation nodes. PMP and USB-OTG enable either local display or upstream gateway connectivity. The 64 KB Flash supports MODBUS, proprietary protocols, and on-board data logging in compact installations.
Recommended
Consumer Appliance Controller
For consumer appliances (coffee machines, washing machines, air purifiers) the PIC32MX430F064L-I/TL provides a single-chip solution combining user-interface capacitive touch (CTMU), graphical or segment display output (PMP), and connectivity (USB for diagnostics or firmware update). The 2.3 V to 3.6 V supply range allows direct operation from a single 3.3 V regulator, and 5V-tolerant I/O simplifies interfacing to legacy 3.7 V sensor or actuator signals.
Recommended
Audio Development / Prototyping Platform
The PIC32MX430F064L-I/TL is widely supported by Microchip's MPLAB Harmony framework and the PICkit debugger ecosystem, making it an effective platform for prototyping USB audio, Bluetooth-audio co-processor designs, or DSP audio effects. The dual I2S interfaces support simultaneous input and output streams, and the 80 MHz headroom leaves cycles for codec-format conversion and basic DSP filtering.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MX430F064L-I/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MX430F064LT-I/TL | PIC32MX330F064L-I/TL | PIC32MX370F512L-I/TL | PIC32MX350F256L-V/TL |
|---|---|---|---|---|---|
| Package | 124-pin VTLA (9x9 mm) | 124-pin VTLA (9x9 mm) - same | 124-pin VTLA (9x9 mm) - same | 124-pin VTLA (9x9 mm) - same | 124-pin VTLA (9x9 mm) - same |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Core | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit |
| Max Clock Frequency | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
| Flash Memory | 64 KB | 64 KB | 64 KB | 512 KB | 256 KB |
| SRAM | 16 KB | 16 KB | 16 KB | 128 KB | 64 KB |
| USB | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG |
| CTMU (Capacitive Touch) | Yes | Yes | No | Yes | Yes |
| Operating Voltage | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V |
| Operating Temperature | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +105 C | -40 C to +125 C |
Key Differentiators
- Integrated CTMU with up to 28 touch channels (vs PIC32MX330F064L-I/TL)
- Most cost-optimized MX4xx variant with 64 KB Flash (vs PIC32MX370F512L-I/TL)
- Industrial -I grade with 105 C upper temperature limit (vs PIC32MX430F064L datasheet general spec)
Design Notes
Decouple each VDD/VDDUSB pin with a 100 nF ceramic plus a bulk 4.7 uF tantalum or ceramic placed within 5 mm of the pin. For USB bus-powered designs, place a 4.7 uF capacitor on VBUS and follow the Microchip AN26 USB hardware checklist. Estimated: total decoupling budget is approximately 1.5 uF total distributed across 8 VDD pins, which is consistent with the Microchip PIC32MX3/4 hardware design checklist.
The VTLA package has an exposed thermal pad (EP) that must be soldered to a ground plane for both thermal dissipation and electrical grounding. Drill an array of micro-vias (0.3 mm pitch) in the EP land to provide thermal vias to an internal ground plane. PPS function mapping means that critical signal pins should be routed early in the schematic, since firmware can reassign peripherals but the physical pin must connect to the right external component.
PPS peripherals are not committed at power-on - the application must configure PPS registers in the system init code before using any digital peripheral, otherwise the I/O pin will remain in default high-impedance state. Do not assume pin function by pin number alone; consult the Peripheral Pin Select table in the family datasheet. Estimated: missing PPS configuration is the single most common bring-up failure on PIC32MX designs.
At 80 MHz with all peripherals active, the typical core supply current is approximately 60 mA. Estimated: with all I/O toggling and USB active, total current can reach 70 mA; the VTLA package theta_JA of approximately 25 C/W gives a 1.75 C rise per mA. A modest ground-plane copper pour is sufficient for normal operation, but high-ambient industrial installations should verify the 105 C upper limit using Microchip's thermal management application note.
Compliance Information
RoHS and lead-free compliance per Microchip product page. AEC-Q100 not applicable (not automotive-qualified). Halogen-free status not explicitly stated in provided data.