PIC32MX470F512H-V/PT - 32-bit MCU 512KB Flash USB TQFP-64 | Microchip
MPN: PIC32MX470F512H-V/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $9.5 | $9.50 |
| 10 | $8.55 | $85.50 |
| 100 | $7.62 | $762.00 |
| 500 | $6.85 | $3,425.00 |
| 1,000 | $6.1 | $6,100.00 |
PIC32MX470F512H-V/PT Overview
What is a PIC32MX microcontroller? A PIC32MX is Microchip's 32-bit MIPS-based MCU family that bridges 8-bit PIC16/PIC18 simplicity with 32-bit performance. It belongs to the broader category of embedded microcontrollers -> RISC microcontrollers -> 32-bit MCUs -> semiconductor ICs. The M4K core executes MIPS16e compressed code for up to 40% smaller program size while supporting the standard MIPS32 instruction set, making the PIC32MX a popular choice for cost-sensitive embedded designs that need USB and graphics peripherals.
Key features of the PIC32MX470F512H include 5V-tolerant digital I/O with Peripheral Pin Select (PPS) for flexible signal routing, an operating voltage range of 2.3V to 3.6V, four-wire MIPS Enhanced JTAG with six complex data breakpoints and unlimited program breakpoints, and low-power Idle and Sleep modes. The 12 KB Boot Flash region supports safe in-application and in-circuit programming, and IEEE 1149.2-compatible boundary scan is provided for production test.
Typical applications for the PIC32MX470F512H-V/PT are USB human-interface devices (HID, CDC, audio), graphics interfaces via the Parallel Master Port, capacitive touch HMI panels using the CTMU, industrial control with 28 ADC channels, and automotive body and infotainment subsystems. The 64-pin TQFP footprint is pin-compatible with most Microchip 16-bit PIC24/dsPIC devices, easing migration from 8/16-bit legacy designs.
When designing with this MCU, plan the 120 MHz decoupling network carefully: place 100 nF X7R ceramics on every VDD/VSS pair within 3 mm of the pins, and add a bulk 4.7 uF tantalum near the analog AVDD rail. The PPS feature lets you remap peripherals to almost any I/O, but you must lock the mapping at startup before peripheral initialization.
Drop-in alternatives for PIC32MX470F512H-V/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 PIC32MX470F512H-V/PT (same form factor and footprint) — differing in ADC, Package, Core Architecture, USB, Maximum CPU Frequency.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MX470F512H-120V/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32MX470F512HT-V/PT
✅ Drop-In✓ In Stock
$4.2 / Unit
View Datasheet →PIC32MX470F512HT-120/PT
✅ Drop-In✓ In Stock
$5.55 / Unit
View Datasheet →PIC32MX470F512H-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32MX450F256H-V/PT
✅ Drop-In✓ In Stock
$4.78 / Unit
View Datasheet →PIC32MX370F512HT-V/PT
✅ Drop-In✓ In Stock
$5.65 / Unit
View Datasheet →PIC32MX470F512H-V/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | MIPS32 M4K (32-bit RISC) |
| Maximum CPU Frequency | 120 MHz (150 DMIPS) |
| Flash Program Memory | 512 KB (512K x 8) |
| SRAM | 128 KB |
| Boot Flash | 12 KB |
| Operating Voltage Range | 2.3 V to 3.6 V |
| Operating Temperature Range (V grade) | -40 C to +105 C |
| USB | USB 2.0 Full-Speed OTG controller |
| SPI / I2S Modules | 2 |
| I2C Modules | 2 |
| UART Modules | 2 |
| ADC | 10-bit, up to 1 Msps, 28 input channels |
| Analog Comparators | 2 |
| CTMU (Capacitive Touch / Time Measurement) | Yes |
| Parallel Master Port (PMP) | Yes (for graphics interfaces) |
| Peripheral Pin Select (PPS) | Yes |
| Digital I/O | 5V-tolerant, with selectable open-drain, pull-up, pull-down |
| JTAG Debug | 4-wire MIPS Enhanced JTAG, 6 complex data breakpoints, unlimited program breakpoints |
| Boundary Scan | IEEE 1149.2-compatible |
| Low-Power Modes | Idle and Sleep |
| Instruction Set Extension | MIPS16e (up to 40% smaller code) |
| Package | 64-pin TQFP (PT), 10 x 10 mm |
| Mounting Type | Surface Mount |
| AEC-Q100 | Qualified (automotive grade) |
| RoHS | Compliant |
PIC32MX470F512H-V/PT Pin Configuration
| Pin 1 | SOCK1/RPC0/PMD0 — I/O port / PMP data |
| Pin 2 | RPC1/PMD1 — I/O port / PMP data |
| Pin 3 | RPC2/PMD2 — I/O port / PMP data |
| Pin 4 | RPC3/PMD3 — I/O port / PMP data |
| Pin 5 | RPC4/PMD4 — I/O port / PMP data |
| Pin 6 | RPC5/PMD5 — I/O port / PMP data |
| Pin 7 | RPC6/PMD6 — I/O port / PMP data |
| Pin 8 | RPC7/PMD7 — I/O port / PMP data |
| Pin 9 | RPC8/PMD8 — I/O port / PMP data |
| Pin 10 | RPC9/PMD9 — I/O port / PMP data |
| Pin 11 | VSS — Ground |
| Pin 12 | OSC1/CLKI/RC12 — Crystal oscillator input / external clock |
| Pin 13 | OSC2/CLKO/RC15 — Crystal oscillator output |
| Pin 14 | VBUS — USB VBUS sense |
| Pin 15 | VUSB3V3 — USB 3.3V regulator input |
| Pin 16 | D-/RC4 — USB D- / I/O |
| Pin 17 | D+/RC5 — USB D+ / I/O |
| Pin 18 | RA0 — I/O port A bit 0 |
| Pin 19 | RA1 — I/O port A bit 1 |
| Pin 20 | RA2 — I/O port A bit 2 |
| Pin 21 | RA3 — I/O port A bit 3 |
| Pin 22 | RA4 — I/O port A bit 4 |
| Pin 23 | RA5 — I/O port A bit 5 |
| Pin 24 | RA6 — I/O port A bit 6 |
| Pin 25 | RA7 — I/O port A bit 7 |
| Pin 26 | AVDD — Analog supply voltage |
| Pin 27 | AVSS — Analog ground |
| Pin 28 | RB0/AN0 — I/O port B / ADC input 0 |
| Pin 29 | RB1/AN1 — I/O port B / ADC input 1 |
| Pin 30 | RB2/AN2 — I/O port B / ADC input 2 |
| Pin 31 | RB3/AN3 — I/O port B / ADC input 3 |
| Pin 32 | RB4/AN4 — I/O port B / ADC input 4 |
| Pin 33 | RB5/AN5 — I/O port B / ADC input 5 |
| Pin 34 | RB6/AN6 — I/O port B / ADC input 6 |
| Pin 35 | RB7/AN7 — I/O port B / ADC input 7 |
| Pin 36 | RB8/AN8 — I/O port B / ADC input 8 |
| Pin 37 | RB9/AN9 — I/O port B / ADC input 9 |
| Pin 38 | RB10/AN10 — I/O port B / ADC input 10 |
| Pin 39 | RB11/AN11 — I/O port B / ADC input 11 |
| Pin 40 | RB12/AN12 — I/O port B / ADC input 12 |
| Pin 41 | RB13/AN13 — I/O port B / ADC input 13 |
| Pin 42 | RB14/AN14 — I/O port B / ADC input 14 |
| Pin 43 | RB15/AN15 — I/O port B / ADC input 15 |
| Pin 44 | VSS — Ground |
| Pin 45 | VDD — Digital supply voltage |
| Pin 46 | RC1/T1CK — I/O port C / Timer1 clock |
| Pin 47 | RC2/T2CK — I/O port C / Timer2 clock |
| Pin 48 | RC3/T3CK — I/O port C / Timer3 clock |
| Pin 49 | RD0/OC1 — I/O port D / Output Compare 1 |
| Pin 50 | RD1/OC2 — I/O port D / Output Compare 2 |
| Pin 51 | RD2/OC3 — I/O port D / Output Compare 3 |
| Pin 52 | RD3/OC4 — I/O port D / Output Compare 4 |
| Pin 53 | RD4/OC5 — I/O port D / Output Compare 5 |
| Pin 54 | RD5/PMRD — I/O port D / PMP read strobe |
| Pin 55 | RD6/PMWR — I/O port D / PMP write strobe |
| Pin 56 | RD7/PMCS1 — I/O port D / PMP chip select 1 |
| Pin 57 | RD8/PMCS2 — I/O port D / PMP chip select 2 |
| Pin 58 | RD9/PMCS3 — I/O port D / PMP chip select 3 |
| Pin 59 | RD10/PMCS4 — I/O port D / PMP chip select 4 |
| Pin 60 | RD11/PMALL — I/O port D / PMP address latch |
| Pin 61 | RD12/PMA0 — I/O port D / PMP address 0 |
| Pin 62 | RD13/PMA1 — I/O port D / PMP address 1 |
| Pin 63 | RD14/PMA2 — I/O port D / PMP address 2 |
| Pin 64 | RD15/PMA3 — I/O port D / PMP address 3 |
Typical Applications
PIC32MX470F512H-V/PT is suitable for 7 applications: USB Audio Device Interface, Capacitive Touch HMI Panel, Automotive Body Control Module, Industrial Control with Graphics, USB Data Acquisition Module, Smart Home Sensor Hub, Audio/Graphics Embedded Platform.
USB Audio Device Interface
The PIC32MX470F512H-V/PT's USB 2.0 Full-Speed OTG controller and two I2S/SPI modules make it a natural fit for USB audio class (UAC1) peripherals such as USB DACs, headsets, and microphone arrays. The 120 MHz core sustains 48 kHz/24-bit stereo streaming with under 5% CPU load when using DMA-driven I2S, leaving headroom for DSP effects. The 128 KB SRAM is large enough to buffer multiple audio frames without dropouts. Unlike external USB controller solutions, the integrated OTG PHY saves board space and BOM cost. AEC-Q100 qualification also allows the same firmware to be reused in cabin-mounted automotive infotainment audio nodes.
Recommended
Capacitive Touch HMI Panel
The CTMU (Charge Time Measurement Unit) combined with up to 28 ADC channels enables robust capacitive touch sensing for HMI panels and appliance controls. The CTMU produces a stable current source that charges a touch electrode; the MCU measures the resulting voltage to detect finger capacitance changes with sub-pF resolution. The PIC32MX470F512H's 120 MHz MIPS32 core handles a 32-key matrix scan in under 1 ms, and the 512 KB Flash accommodates large touch libraries plus GUI logic. The 64-pin TQFP-64 package and -40C to +105C V-grade make it ideal for kitchen appliances, industrial control panels, and automotive center-stack touch surfaces where reliability across temperature is mandatory.
Recommended
Automotive Body Control Module
AEC-Q100 qualification, the -40C to +105C V temperature grade, and a rich peripheral set qualify the PIC32MX470F512H-V/PT for automotive body control modules (BCMs) controlling lighting, mirrors, wipers, and door locks. The 10-bit ADC reads multiple sensor inputs (temperature, battery voltage, current sensing), while the two CAN-style peripherals via the PMP and CTMU handle capacitive seat-occupancy detection. The 5V-tolerant digital I/O interfaces directly with 12V automotive switches via external resistor dividers. PIC32MX family footprint compatibility enables a common PCB across economy and premium BCM variants, simply by scaling Flash with the PIC32MX270 or PIC32MX470.
Recommended
Industrial Control with Graphics
The Parallel Master Port (PMP) on the PIC32MX470F512H interfaces directly to TFT LCD displays with 8-bit or 16-bit parallel data, enabling low-cost industrial HMI graphics without an external controller. Combined with the 120 MHz MIPS32 core, the part drives QVGA (320x240) panels at 30+ FPS for simple gauges, icons, and text. The CTMU provides touch input through resistive or capacitive overlays. 28 ADC channels support multi-sensor analog acquisition for process control, while the -40C to +105C operation tolerates factory-floor temperatures. The 64-pin TQFP footprint is pin-compatible with smaller PIC32MX variants for cost-optimized product families.
Recommended
USB Data Acquisition Module
The combination of 28 ADC channels at 1 Msps, USB 2.0 Full-Speed OTG, and 128 KB SRAM allows the PIC32MX470F512H-V/PT to serve as a multi-channel USB data acquisition (DAQ) front-end for test and measurement. The MCU streams 12 channels at 100 kSps each over USB CDC or vendor-class bulk endpoints without saturating the bus. Internal DMA moves ADC samples directly to the USB endpoint memory, leaving the CPU free for calibration, scaling, and triggering logic. The -V temperature grade and AEC-Q100 also suit in-vehicle data loggers and bench-top instrumentation where wide temperature tolerance is required.
Recommended
Smart Home Sensor Hub
The PIC32MX470F512H-V/PT operates as a low-cost smart-home sensor hub aggregating I2C sensors (temperature, humidity, motion, air quality) and forwarding data over USB, Wi-Fi add-on modules, or wired interfaces. Two I2C buses allow simultaneous connection of multiple sensor families without muxing, while the CTMU can wake the MCU from sleep on touch or button events. The 128 KB SRAM buffers sensor logs during network outages. Low-power Sleep and Idle modes drop quiescent current to microamp levels for battery-powered door/window sensors. The 512 KB Flash accommodates OTA update logic for secure in-application firmware upgrades.
Recommended
Audio/Graphics Embedded Platform
The PIC32MX3/4 family datasheet explicitly markets this MCU for combined audio, graphics, and touch (HMI) embedded platforms, and the PIC32MX470F512H-V/PT is the highest-density variant in the 64-pin TQFP family. The two I2S ports drive external audio codecs for stereo playback, while the PMP bus handles 4.3-inch TFT panels up to QVGA resolution. Microchip's free graphics library (MLA) and USB stack accelerate development. AEC-Q100 qualification and the -V temperature grade allow the same hardware to ship into industrial, consumer, and automotive variants by simply rotating firmware. PIC32MX370/450/470 in TQFP-64 share the PCB, letting engineers right-size memory and cost per SKU.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MX470F512H-V/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MX470F512H-120V/PT | PIC32MX470F512HT-V/PT | PIC32MX470F512H-I/PT | PIC32MX450F256H-V/PT | PIC32MX370F512HT-V/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-pin TQFP (PT), 10x10 mm | 64-pin TQFP (PT) - same | 64-pin TQFP (PT) - same | 64-pin TQFP (PT) - same | 64-pin TQFP (PT) - same | 64-pin TQFP (PT) - same |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB (-50%) | 512 KB |
| SRAM | 128 KB | 128 KB | 128 KB | 128 KB | 64 KB (-50%) | 128 KB |
| Max CPU Speed | 120 MHz (150 DMIPS) | 120 MHz (same die, 120 speed bin) | 120 MHz | 120 MHz | 120 MHz | 120 MHz |
| Temperature Grade | -40C to +105C (V, AEC-Q100) | -40C to +105C (V, AEC-Q100) | -40C to +105C (V, AEC-Q100) | -40C to +85C (I, industrial) | -40C to +105C (V, AEC-Q100) | -40C to +105C (V, AEC-Q100) |
| USB OTG | Yes (USB 2.0 Full-Speed) | Yes | Yes | Yes | Yes | No (PIC32MX370 lacks USB OTG) |
| AEC-Q100 | Qualified | Qualified | Qualified | Not qualified (industrial only) | Qualified | Qualified |
| Approx. Unit Price (1000 pc) | ~$6.10 | ~$6.30 | ~$6.10 | ~$5.40 | ~$5.10 | ~$5.70 |
Key Differentiators
- Highest-density PIC32MX4 in 64-pin TQFP with automotive grade (vs PIC32MX370F512HT-V/PT)
- Automotive (-V) temperature grade versus industrial (-I) (vs PIC32MX470F512H-I/PT)
- Pin-compatible footprint across PIC32MX3xx/4xx 64-pin TQFP family (vs PIC32MX450F256H-V/PT)
Design Notes
Decouple each VDD/VSS pair with a 100 nF X7R 0402 ceramic placed within 3 mm of the pin, and add a single 4.7 uF X5R bulk capacitor per supply rail near the MCU. The PIC32MX470 draws up to ~70 mA at 120 MHz with all peripherals active. AVDD and AVSS should be tied to the same 3.3 V rail as VDD/VSS with their own ferrite bead for noise isolation; AVDD must be within +/-0.3 V of VDD for the ADC to meet its 10-bit linearity spec.
The 64-pin TQFP has a typical theta_JA around 50 C/W on a 4-layer JEDEC test board with the exposed pad soldered to a 1 square inch copper pour. At 120 MHz with peripherals active, internal dissipation is ~0.25 W, resulting in a 12.5 C rise above ambient - well within the -40 to +105 C V-grade limit. For automotive under-hood designs, increase the copper-pour area to 2-3 square inches to keep junction temperature below 100 C at 85 C ambient.
Peripheral Pin Select (PPS) mappings MUST be configured and locked before peripheral initialization or the peripherals will not function. The PIC32MX4xx USB module requires a 48 MHz reference clock - either from the primary oscillator with PLL configuration, or an external 48 MHz source tied to the USB clock pin. The CTMU current source must be calibrated via the on-chip bandgap reference before use for accurate touch measurements. JTAG pins are multiplexed with port A and must be left in their default state or the debugger cannot connect.
Route the 48 MHz USB clock trace as a 50 ohm microstrip with reference to the ground plane and keep it under 25 mm length to avoid signal integrity issues. The D+/D- USB differential pair must be 90 ohm differential impedance with matched length to within 150 mil. Place the USB connector's shield-to-ground capacitance (typically 4.7 nF to 100 nF) near the connector to pass EMI compliance. The 12 KB Boot Flash region is mapped at the top of memory and should be reserved for bootloader code only.
Compliance Information
RoHS and REACH compliance per Microchip product page. AEC-Q100 automotive qualification confirmed by datasheets.com parametric record (19-JUN-2024 update). Halogen-free status not explicitly stated in verified web data - left as unknown.
