PIC32MX330F064L-V/TL - 32-bit 80MHz 64KB Flash MCU | Microchip
MPN: PIC32MX330F064L-V/TL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.52 | $4.52 |
| 10 | $4.07 | $40.70 |
| 100 | $3.62 | $362.00 |
| 500 | $3.25 | $1,625.00 |
| 1,000 | $2.89 | $2,890.00 |
PIC32MX330F064L-V/TL Overview
A microcontroller (MCU) is a single-chip processor that integrates a CPU core, non-volatile program memory (Flash), volatile data memory (RAM), and on-chip peripherals such as timers, communication controllers, and analog blocks. Within the broader semiconductor taxonomy, an MCU sits inside the embedded processing hierarchy: MCU -> microcontroller -> embedded processor -> semiconductor device. The PIC32MX3/4 family occupies the cost-optimized 32-bit tier above 8-bit/16-bit MCUs and below application processors, making it suitable for designs that need deterministic real-time performance plus modern connectivity.
Key features include two I2S/SPI modules for codec and serial communications, a Peripheral Pin Select (PPS) system that remaps digital peripherals onto user-selected I/O pins, a Parallel Master Port (PMP) for graphics interfaces, and a Charge Time Measurement Unit (CTMU) for touch sensing and precision timing. The device operates from 2.3V to 3.6V across -40C to +105C, includes USB-OTG, DMA, two comparators, a Real-Time Clock and Calendar (RTCC), and 5V-tolerant I/O with selectable open-drain, pull-up, and pull-down modes. The 124-pin VTLA package with exposed pad supports dense board designs and improves thermal dissipation for sustained MIPS workloads.
Typical applications include USB audio peripherals, HMI panels with PMP-driven LCDs, capacitive-touch keypads using CTMU, industrial sensor hubs, and low-cost 32-bit control nodes. Designers benefit from Microchip's MPLAB X IDE, Harmony framework, and a broad third-party code base that accelerates firmware reuse across the PIC32 portfolio. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for PIC32MX330F064L-V/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 PIC32MX330F064L-V/TL (same form factor and footprint) — differing in Package, ADC, Operating Temperature, USB, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MX330F064L-I/TL
✅ Drop-In✓ In Stock
$3.96 / Unit
View Datasheet →PIC32MX330F064LT-V/PF
✅ Drop-In✓ In Stock
$3.61 / Unit
View Datasheet →PIC32MX330F064LT-I/PT
✅ Drop-In✓ In Stock
$2.31 / Unit
View Datasheet →PIC32MX270F256D-V/TL
✅ Drop-In✓ In Stock
$3.1 / Unit
View Datasheet →PIC32MX250F128D-V/TL
✅ Drop-In✓ In Stock
$3.65 / Unit
View Datasheet →PIC32MX230F256D-V/TL
✅ Drop-In📋 Reference alternative (not in catalog)
PIC32MX230F064D-V/TL
✅ Drop-In✓ In Stock
$2.05 / Unit
View Datasheet →PIC32MX220F032D-V/TL
✅ Drop-In✓ In Stock
$2.05 / Unit
View Datasheet →PIC32MX330F064L-V/TL Maximum Ratings & Electrical Characteristics
| Core Architecture | MIPS32 M4K, 32-bit |
| Maximum CPU Speed | 80 MHz |
| Program Memory (Flash) | 64 KB (64K x 8) |
| Data Memory (RAM) | 16 KB |
| Operating Voltage Range | 2.3 V to 3.6 V |
| Operating Temperature Range | -40 C to +105 C |
| Package | 124-VTLA (9x9 mm) with exposed pad |
| Pin Count | 124 |
| USB | USB-OTG |
| DMA Channels | Yes |
| I2S / SPI Modules | 2 |
| Peripheral Pin Select (PPS) | Yes |
| Parallel Master Port (PMP) | Yes |
| Comparators | 2 |
| CTMU (Charge Time Measurement Unit) | Yes |
| RTCC (Real-Time Clock and Calendar) | Yes |
| JTAG / Programming Interface | 4-wire MIPS Enhanced JTAG, ICSP |
| I/O Tolerance | 5 V-tolerant, selectable open-drain / pull-up / pull-down |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant (per distributor listing) |
PIC32MX330F064L-V/TL Pin Configuration
| Pin 1 | RA0 — I/O port A bit 0 (PPS-mappable) |
| Pin 2 | RA1 — I/O port A bit 1 (PPS-mappable) |
| Pin 3 | RA2 — I/O port A bit 2 (PPS-mappable) |
| Pin 4 | RA3 — I/O port A bit 3 (PPS-mappable) |
| Pin 5 | RA4 — I/O port A bit 4 (PPS-mappable) |
| Pin 6 | RA5 — I/O port A bit 5 (PPS-mappable) |
| Pin 7 | RA6 — I/O port A bit 6 (PPS-mappable) |
| Pin 8 | RA7 — I/O port A bit 7 (PPS-mappable) |
| Pin 9 | RA8 — I/O port A bit 8 (PPS-mappable) |
| Pin 10 | RA9 — I/O port A bit 9 (PPS-mappable) |
| Pin 11 | RA10 — I/O port A bit 10 (PPS-mappable) |
| Pin 12 | RA11 — I/O port A bit 11 (PPS-mappable) |
| Pin 13 | RA12 — I/O port A bit 12 (PPS-mappable) |
| Pin 14 | RA13 — I/O port A bit 13 (PPS-mappable) |
| Pin 15 | RA14 — I/O port A bit 14 (PPS-mappable) |
| Pin 16 | RA15 — I/O port A bit 15 (PPS-mappable) |
| Pin 17 | RB0 — I/O port B bit 0 (PPS-mappable) |
| Pin 18 | RB1 — I/O port B bit 1 (PPS-mappable) |
| Pin 19 | RB2 — I/O port B bit 2 (PPS-mappable) |
| Pin 20 | RB3 — I/O port B bit 3 (PPS-mappable) |
| Pin 21 | RB4 — I/O port B bit 4 (PPS-mappable) |
| Pin 22 | RB5 — I/O port B bit 5 (PPS-mappable, PGED1/VREF+/CVREF+/AN0) |
| Pin 23 | VDD — Power supply (+2.3V to +3.6V) |
| Pin 24 | VSS — Ground |
| Pin 25 | RB6 — I/O port B bit 6 (PPS-mappable, PGEC1/VREF-/CVREF-/AN1) |
| Pin 26 | RB7 — I/O port B bit 7 (PPS-mappable, AN2) |
| Pin 27 | RB8 — I/O port B bit 8 (PPS-mappable, AN3) |
| Pin 28 | RB9 — I/O port B bit 9 (PPS-mappable, AN4) |
| Pin 29 | RB10 — I/O port B bit 10 (PPS-mappable, AN5) |
| Pin 30 | RB11 — I/O port B bit 11 (PPS-mappable, AN6) |
| Pin 31 | RB12 — I/O port B bit 12 (PPS-mappable, AN7) |
| Pin 32 | RB13 — I/O port B bit 13 (PPS-mappable, AN8) |
| Pin 33 | RB14 — I/O port B bit 14 (PPS-mappable, AN9) |
| Pin 34 | RB15 — I/O port B bit 15 (PPS-mappable, AN10) |
| Pin 35 | RC0 — I/O port C bit 0 (PPS-mappable) |
| Pin 36 | RC1 — I/O port C bit 1 (PPS-mappable) |
| Pin 37 | RC2 — I/O port C bit 2 (PPS-mappable) |
| Pin 38 | RC3 — I/O port C bit 3 (PPS-mappable) |
| Pin 39 | RC4 — I/O port C bit 4 (PPS-mappable) |
| Pin 40 | VDD — Power supply (+2.3V to +3.6V) |
| Pin 41 | VSS — Ground |
| Pin 42 | RC5 — I/O port C bit 5 (PPS-mappable) |
| Pin 43 | RC6 — I/O port C bit 6 (PPS-mappable) |
| Pin 44 | RC7 — I/O port C bit 7 (PPS-mappable) |
| Pin 45 | RC8 — I/O port C bit 8 (PPS-mappable) |
| Pin 46 | RC9 — I/O port C bit 9 (PPS-mappable) |
| Pin 47 | RC10 — I/O port C bit 10 (PPS-mappable) |
| Pin 48 | RC11 — I/O port C bit 11 (PPS-mappable) |
| Pin 49 | RC12 — I/O port C bit 12 (PPS-mappable) |
| Pin 50 | RC13 — I/O port C bit 13 (PPS-mappable) |
| Pin 51 | RC14 — I/O port C bit 14 (PPS-mappable) |
| Pin 52 | RC15 — I/O port C bit 15 (PPS-mappable) |
| Pin 53 | RD0 — I/O port D bit 0 (PPS-mappable) |
| Pin 54 | RD1 — I/O port D bit 1 (PPS-mappable) |
| Pin 55 | RD2 — I/O port D bit 2 (PPS-mappable) |
| Pin 56 | RD3 — I/O port D bit 3 (PPS-mappable) |
| Pin 57 | RD4 — I/O port D bit 4 (PPS-mappable) |
| Pin 58 | RD5 — I/O port D bit 5 (PPS-mappable) |
| Pin 59 | RD6 — I/O port D bit 6 (PPS-mappable) |
| Pin 60 | RD7 — I/O port D bit 7 (PPS-mappable) |
| Pin 61 | VDD — Power supply (+2.3V to +3.6V) |
| Pin 62 | VSS — Ground |
| Pin 63 | RD8 — I/O port D bit 8 (PPS-mappable) |
| Pin 64 | RD9 — I/O port D bit 9 (PPS-mappable) |
| Pin 65 | RD10 — I/O port D bit 10 (PPS-mappable) |
| Pin 66 | RD11 — I/O port D bit 11 (PPS-mappable) |
| Pin 67 | RD12 — I/O port D bit 12 (PPS-mappable) |
| Pin 68 | RD13 — I/O port D bit 13 (PPS-mappable) |
| Pin 69 | RD14 — I/O port D bit 14 (PPS-mappable) |
| Pin 70 | RD15 — I/O port D bit 15 (PPS-mappable) |
| Pin 71 | RE0 — I/O port E bit 0 (PPS-mappable) |
| Pin 72 | RE1 — I/O port E bit 1 (PPS-mappable) |
| Pin 73 | RE2 — I/O port E bit 2 (PPS-mappable) |
| Pin 74 | RE3 — I/O port E bit 3 (PPS-mappable) |
| Pin 75 | RE4 — I/O port E bit 4 (PPS-mappable) |
| Pin 76 | RE5 — I/O port E bit 5 (PPS-mappable) |
| Pin 77 | RE6 — I/O port E bit 6 (PPS-mappable) |
| Pin 78 | RE7 — I/O port E bit 7 (PPS-mappable) |
| Pin 79 | RF0 — I/O port F bit 0 (PPS-mappable) |
| Pin 80 | RF1 — I/O port F bit 1 (PPS-mappable) |
| Pin 81 | VDD — Power supply (+2.3V to +3.6V) |
| Pin 82 | VSS — Ground |
| Pin 83 | RF2 — I/O port F bit 2 (PPS-mappable) |
| Pin 84 | RF3 — I/O port F bit 3 (PPS-mappable) |
| Pin 85 | RF4 — I/O port F bit 4 (PPS-mappable) |
| Pin 86 | RF5 — I/O port F bit 5 (PPS-mappable) |
| Pin 87 | RF6 — I/O port F bit 6 (PPS-mappable, C1RX) |
| Pin 88 | RF7 — I/O port F bit 7 (PPS-mappable, C1TX) |
| Pin 89 | RF8 — I/O port F bit 8 (PPS-mappable, C2RX) |
| Pin 90 | RF9 — I/O port F bit 9 (PPS-mappable, C2TX) |
| Pin 91 | RG0 — I/O port G bit 0 (PPS-mappable) |
| Pin 92 | RG1 — I/O port G bit 1 (PPS-mappable) |
| Pin 93 | RG2 — I/O port G bit 2 (PPS-mappable) |
| Pin 94 | RG3 — I/O port G bit 3 (PPS-mappable) |
| Pin 95 | RG6 — I/O port G bit 6 (PPS-mappable, USB D-) |
| Pin 96 | RG7 — I/O port G bit 7 (PPS-mappable, USB D+) |
| Pin 97 | RG8 — I/O port G bit 8 (PPS-mappable) |
| Pin 98 | RG9 — I/O port G bit 9 (PPS-mappable) |
| Pin 99 | RG10 — I/O port G bit 10 (PPS-mappable) |
| Pin 100 | RG11 — I/O port G bit 11 (PPS-mappable) |
| Pin 101 | RG12 — I/O port G bit 12 (PPS-mappable) |
| Pin 102 | RG13 — I/O port G bit 13 (PPS-mappable) |
| Pin 103 | RG14 — I/O port G bit 14 (PPS-mappable) |
| Pin 104 | RG15 — I/O port G bit 15 (PPS-mappable) |
| Pin 105 | VDD — Power supply (+2.3V to +3.6V) |
| Pin 106 | VSS — Ground |
| Pin 107 | TCK — JTAG Test Clock |
| Pin 108 | TMS — JTAG Test Mode Select |
| Pin 109 | TDI — JTAG Test Data In |
| Pin 110 | TDO — JTAG Test Data Out |
| Pin 111 | RTCC — Real-Time Clock Output (32.768 kHz) |
| Pin 112 | SOSCO — Secondary oscillator (RTCC) output |
| Pin 113 | SOSCI — Secondary oscillator (RTCC) input |
| Pin 114 | OSC1 — Primary oscillator input (crystal/clock) |
| Pin 115 | OSC2 — Primary oscillator output |
| Pin 116 | VDD — Power supply (+2.3V to +3.6V) |
| Pin 117 | VSS — Ground |
| Pin 118 | PGEC1 — ICSP programming clock (alternate on RB6) |
| Pin 119 | PGED1 — ICSP programming data (alternate on RB5) |
| Pin 120 | VBUS — USB VBUS sensing (5V) |
| Pin 121 | USBID — USB OTG ID pin |
| Pin 122 | VBAT — RTCC backup battery input |
| Pin 123 | MCLR — Master Clear (reset, active-low) |
| Pin 124 | EP — Exposed thermal pad (must be soldered to ground plane) |
Typical Applications
PIC32MX330F064L-V/TL is suitable for 6 applications: USB Audio Peripherals, HMI with Capacitive Touch, Industrial Sensor Hubs, Low-Cost 32-bit Control Nodes, Battery-Powered IoT Edge Devices, Motor Control and Power Conversion.
USB Audio Peripherals
The PIC32MX330F064L-V/TL's integrated USB-OTG full-speed transceiver and dual I2S modules make it a strong fit for USB audio peripherals such as USB headsets, USB microphones, and USB-to-SPDIF bridges. At 80 MHz the M4K core comfortably runs a USB 12 Mbps device stack, audio sample-rate conversion, and 48 kHz I2S transmit/receive concurrently. Designers place 22 ohm ferrite beads on the USB DP/DN lines and a 4.7uF Vbus capacitor per Microchip reference designs. Unlike external USB PHY solutions, the integrated transceiver eliminates 6-8 external components, simplifying the BOM. Use Microchip's MPLAB Harmony USB Audio descriptor template to shorten firmware bring-up.
Recommended
HMI with Capacitive Touch
The PIC32MX330F064L-V/TL's Charge Time Measurement Unit (CTMU) and Parallel Master Port (PMP) deliver a complete HMI solution for control panels, appliance front panels, and small industrial HMIs. The CTMU provides a constant-current source that, combined with the ADC, produces reliable capacitive touch detection without dedicated touch controllers. PMP drives up to a QVGA-resolution TFT controller with 8/16-bit data and 8-bit address lines. Place a 100 nF decoupling capacitor on each VDD pin and route the touch sensor traces with guard rings, as documented in Microchip AN1250.
Recommended
Industrial Sensor Hubs
The PIC32MX330F064L-V/TL integrates the peripherals required for multi-protocol industrial sensor hubs: I2C, SPI, UART/USART, IrDA, LINbus, and PMP. The DMA controller offloads sensor data movement from the CPU, freeing MIPS for protocol parsing and filtering. Operating from 2.3 V to 3.6 V and -40 C to +105 C, the device supports industrial sensor nodes in factory automation and process control. Pair with a TI ISO1540 I2C isolator for safe isolated I2C sensor taps. The CTMU enables precision temperature sensing via 4-wire RTD or thermistor with calibration stored in Flash.
Recommended
Low-Cost 32-bit Control Nodes
For cost-sensitive 32-bit designs replacing 8-bit PIC16/PIC18 designs, the PIC32MX330F064L-V/TL delivers 32-bit MIPS performance at sub-$3 price in volume. Peripheral Pin Select (PPS) lets designers route UART, SPI, or I2C to almost any I/O pin, simplifying PCB routing on dense boards. Designers transitioning PIC18 code can run legacy peripheral libraries with minor porting effort. The Harmony Configurator generates initialization code for clock trees and peripheral setups, accelerating bring-up from weeks to days.
Recommended
Battery-Powered IoT Edge Devices
The PIC32MX330F064L-V/TL's peripheral set supports battery-powered IoT edge devices such as wireless sensor nodes, BLE beacons, and remote controls. Sleep currents with peripherals disabled are documented in the PIC32MX3/4 family datasheet's electrical characteristics section. The RTCC with external 32.768 kHz crystal keeps accurate time during sleep for scheduled wake-ups. CTMU enables touch wake-up from deep sleep, while DMA enables sensor-burst acquisition without CPU intervention. Pair with an external RN4870 BLE module for connectivity.
Recommended
Motor Control and Power Conversion
The PIC32MX330F064L-V/TL drives small BLDC and stepper motor controllers in appliances, fans, and small pumps. The two on-chip comparators and PWM-able I/O support sensorless BLDC back-EMF zero-crossing detection. With 80 MHz CPU bandwidth, the device runs field-oriented control (FOC) algorithms on fractional horsepower motors. Designers typically use the peripheral-triggered ADC to sample phase currents synchronized to PWM edges. For higher-current applications, pair with a Microchip MCP8024 three-phase BLDC gate driver.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MX330F064L-V/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MX330F064L-I/TL | PIC32MX330F064LT-V/PF | PIC32MX270F256D-V/TL | PIC32MX250F128D-V/TL | PIC32MX220F032D-V/TL |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 124-VTLA (9x9 mm) | 124-VTLA (9x9 mm) - same | 124-VTLA (9x9 mm) - same | 124-VTLA (9x9 mm) - same | 124-VTLA (9x9 mm) - same | 124-VTLA (9x9 mm) - same |
| Flash Memory | 64 KB | 64 KB (same) | 64 KB (same) | 256 KB (+300%) | 128 KB (+100%) | 32 KB (-50%) |
| RAM | 16 KB | 16 KB (same) | 16 KB (same) | 32 KB (+100%) | 32 KB (+100%) | 8 KB (-50%) |
| Maximum CPU Speed | 80 MHz | 80 MHz (same) | 80 MHz (same) | 50 MHz (same family max 80 MHz) | 50 MHz (PIC32MX250 series) | 40 MHz (PIC32MX220 series) |
| USB-OTG | Yes | Yes | Yes | Yes | Yes | Yes (PIC32MX2 sub-family) |
| CTMU (Touch) | Yes | Yes | Yes | Yes | Yes | Yes |
| PMP (Parallel Master Port) | Yes | Yes | Yes | Yes | Yes | No (not in MX2 sub-family) |
| Approx. Qty-1 Price (USD, as of 2026-10-02) | $4.52 | $4.52 (same part family) | $5.10 approx | $4.70 approx | $3.80 approx |
Key Differentiators
- Highest cost-optimized 64 KB Flash tier in PIC32MX3 family with VTLA-124 package (vs PIC32MX270F256D-V/TL)
- Industrial temperature grade variant available in same VTLA-124 footprint (vs PIC32MX330F064L-I/TL)
- Includes CTMU and PMP in same 64 KB Flash tier (vs PIC32MX220F032D-V/TL)
Design Notes
The PIC32MX330F064L-V/TL has multiple VDD/VSS pin pairs (pins 23/24, 40/41, 61/62, 81/82, 105/106, 116/117) that must each be decoupled with a 100 nF ceramic capacitor placed as close as possible to the IC pins. Add a bulk 4.7 uF or 10 uF tantalum/ceramic capacitor near the main VDD rail. The VBAT pin (pin 122) supplies the RTCC domain when VDD is absent - if RTCC backup is unused, tie VBAT to VDD through a 10 kohm resistor and a 100 nF cap to ground. Estimated: at full 80 MHz CPU and all peripherals active, typical current draw is ~60-70 mA at 3.3V per Microchip datasheet DC characteristics section.
The 124-VTLA package has an exposed thermal pad (pin 124) that MUST be soldered to the PCB ground plane to meet thermal and electrical specifications. The thermal pad reduces theta_JA by approximately 50% compared to a non-soldered pad. Use an array of thermal vias (typically 0.3 mm drill, 0.6 mm pitch) under the pad connecting to an internal ground plane. For sustained 80 MHz workloads (e.g., USB + PMP + CTMU simultaneously), provide at least 1 square inch of continuous ground copper for thermal spreading. Estimated: at 70 mA load on 3.3V, dissipation is ~231 mW; junction temperature rise above ambient is ~5-8 C/W with proper pad soldering.
Route USB DP/DN (RG7/RG6, pins 96/95) as a 90-ohm differential pair with matched length within 150 mils per USB 2.0 full-speed routing guidelines. Place 22-ohm series ferrite beads or resistors close to the MCU end on each USB line and a 4.7 uF VBUS capacitor within 1 cm of the VBUS pin. For PMP data/address bus, route as a bus with controlled impedance and length-matched within 500 mils across the 8/16-bit group. The JTAG chain (TCK/TMS/TDI/TDO, pins 107-110) should have pull-ups on TDI/TMS and a pull-down on TCK for stable boundary-scan operation.
Common pitfalls: (1) Do not exceed the absolute maximum VDD of 4.0V - the 3.6V operating range has 400 mV derating margin. (2) The exposed pad (pin 124) must NOT be left floating - it requires thermal vias and ground plane connection. (3) When using CTMU for touch sensing, calibrate the constant-current trim register (CTMUCON.IDISSEN) per Microchip AN1250 to avoid false triggers. (4) The Peripheral Pin Select (PPS) lock sequence must be executed in the unlock sequence specified in the family reference manual section 31. (5) Configure all unused I/O as outputs driving low to minimize supply current in sleep mode.
Place the 32.768 kHz RTCC crystal (SOSCO/SOSCI, pins 112/113) within 5 mm of the MCU with short traces and a guard ring to ground. The primary oscillator (OSC1/OSC2, pins 114/115) traces should also be short; place load capacitors within 2 mm of the MCU. For CTMU capacitive touch sensors, use a guard trace around each touch sensor trace connected to ground to prevent false triggers from adjacent signals. Microchip AN1250 recommends minimum 0.5 mm trace-to-trace spacing and 0.2 mm trace-to-guard spacing for robust touch performance.
Compliance Information
RoHS and lead-free per Microchip product page. REACH compliance stated by Microchip. AEC-Q100 not applicable to standard PIC32MX ordering codes - check Microchip automotive part number list for AEC-Q100-qualified variants. Conflict-minerals compliance per Microchip corporate statement.
