PIC32MX210F016DT-I/TL - 40MHz 32-bit MCU 16KB Flash | Microchip
MPN: PIC32MX210F016DT-I/TL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.41 | $3.41 |
| 10 | $3.07 | $30.70 |
| 100 | $2.66 | $266.00 |
| 500 | $2.36 | $1,180.00 |
| 1,000 | $2.1 | $2,100.00 |
PIC32MX210F016DT-I/TL Overview
A microcontroller (MCU) is a single-chip computer that combines a CPU core, program memory, working RAM, and a configurable set of peripheral blocks (UART, I2C, ADC, timers, DMA) into one device. The PIC32MX2xx family sits in Microchip's PIC32MX hierarchy, which spans 32-bit MIPS-based general-purpose MCUs aimed at consumer, industrial, and USB-connected embedded applications, positioned between the smaller PIC32MM and the larger PIC32MZ families.
Key features include hardware Peripheral Pin Select (PPS) that remaps most digital peripherals to any general-purpose I/O, separate PLLs for the CPU and USB clocks that allow exact USB 48MHz framing while the core runs at 40MHz, and configurable Watchdog Timer with on-chip low-power RC oscillator for reliable recovery. The compact 6x6 mm VTLA-44 footprint plus exposed pad provides low thermal resistance and saves PCB area versus larger QFP packages, suiting space-constrained USB peripherals, sensor hubs, and human-interface products.
Architecturally, the device combines a 5-stage MIPS M4K pipeline with single-cycle multiply and hardware divide, a multi-channel 10-bit ADC with up to 1 Msps conversion, and a USB 2.0 Full-Speed device/host/OTG controller. The result is a high-throughput 32-bit core in a small QFN-style form factor that competes with many Cortex-M0+ MCUs while remaining code-compatible with the broader PIC32MX toolchain, MPLAB X IDE, MPLAB Harmony, and XC32 compilers.
Typical applications include low-cost USB HID peripherals, audio playback and graphics display front-ends, home appliance user interfaces, industrial sensor nodes, and small graphical HMI products. The PIC32MX210F016DT-I/TL fits any design that needs a true 32-bit pipeline, integrated USB, and small package area.
When designing with this part, place a 0.1 uF decoupling capacitor adjacent to every VDD pin and tie the exposed pad to a solid ground copper pour for thermal dissipation. Programming is supported through MPLAB ICD 3, PICkit 4, or MPLAB Snap, and firmware can be developed using MPLAB X IDE with the free XC32 compiler, removing any up-front toolchain cost.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet, giving procurement and embedded engineers a single reference for sourcing and selection.
Drop-in alternatives for PIC32MX210F016DT-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 PIC32MX210F016DT-I/TL (same form factor and footprint) — differing in Package, ADC, DMA Channels, Timers, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MX210F016D-I/TL
✅ Drop-In✓ In Stock
$1.98 / Unit
View Datasheet →PIC32MX220F032D-I/TL
✅ Drop-In✓ In Stock
$2.54 / Unit
View Datasheet →PIC32MX210F016DT-I/PT
✅ Drop-In✓ In Stock
$2.53 / Unit
View Datasheet →PIC32MX230F064B-I/SS
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC32MX170F256D-I/TL
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.16 / Unit
View Datasheet →PIC32MX110F016D-I/TL
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC32MX210F016DT-I/TL Maximum Ratings & Electrical Characteristics
| Core | MIPS32 M4K 32-bit RISC |
| Core Architecture | MIPS32 M4K, 5-stage pipeline |
| Maximum CPU Speed | 40 MHz |
| Program Memory (Flash) | 16 KB (16K x 8) |
| Data Memory (SRAM) | 4 KB |
| Operating Voltage | 2.3 V to 3.6 V |
| I/O Pins | 34 |
| Package | 44-VTLA (6x6 mm) with exposed pad |
| USB | USB 2.0 Full-Speed Device/Host/OTG |
| UART Modules | 2 |
| I2C Modules | 2 |
| Timers | 5 x 16-bit |
| DMA Channels | Up to 4 with automatic data-size detection |
| ADC | 10-bit, up to 1 Msps |
| Peripheral Pin Select (PPS) | Yes |
| Watchdog Timer | Configurable WDT with on-chip low-power RC oscillator |
| PLLs | Separate PLLs for CPU and USB clocks |
| Operating Temperature | -40 C to +85 C (industrial) |
| RoHS Status | Compliant |
| Mounting Type | Surface Mount |
PIC32MX210F016DT-I/TL Pin Configuration
| Pin 1 | RB0 — Port B I/O bit 0, also PGED1 programming data |
| Pin 2 | RB1 — Port B I/O bit 1, also PGEC1 programming clock |
| Pin 3 | RB2 — Port B I/O bit 2 |
| Pin 4 | RB3 — Port B I/O bit 3 |
| Pin 5 | RB4 — Port B I/O bit 4 |
| Pin 6 | RB5 — Port B I/O bit 5 |
| Pin 7 | RB6 — Port B I/O bit 6 |
| Pin 8 | RB7 — Port B I/O bit 7 |
| Pin 9 | VSS — Ground reference |
| Pin 10 | RA0 — Port A I/O bit 0 |
| Pin 11 | RA1 — Port A I/O bit 1 |
| Pin 12 | RA2 — Port A I/O bit 2 |
| Pin 13 | RA3 — Port A I/O bit 3 |
| Pin 14 | RA4 — Port A I/O bit 4 |
| Pin 15 | RA5 — Port A I/O bit 5 |
| Pin 16 | VSS — Ground reference |
| Pin 17 | RC0 — Port C I/O bit 0 |
| Pin 18 | RC1 — Port C I/O bit 1 |
| Pin 19 | RC2 — Port C I/O bit 2 |
| Pin 20 | VDD — Positive supply voltage 2.3V to 3.6V |
| Pin 21 | RC3 — Port C I/O bit 3 |
| Pin 22 | RC4 — Port C I/O bit 4 |
| Pin 23 | RC5 — Port C I/O bit 5 |
| Pin 24 | RC6 — Port C I/O bit 6 |
| Pin 25 | RC7 — Port C I/O bit 7 |
| Pin 26 | RC8 — Port C I/O bit 8 |
| Pin 27 | RC9 — Port C I/O bit 9 |
| Pin 28 | VDD — Positive supply voltage 2.3V to 3.6V |
| Pin 29 | RD0 — Port D I/O bit 0 |
| Pin 30 | RD1 — Port D I/O bit 1 |
| Pin 31 | RD2 — Port D I/O bit 2 |
| Pin 32 | RD3 — Port D I/O bit 3 |
| Pin 33 | RD4 — Port D I/O bit 4 |
| Pin 34 | RD5 — Port D I/O bit 5 |
| Pin 35 | RD6 — Port D I/O bit 6 |
| Pin 36 | RD7 — Port D I/O bit 7 |
| Pin 37 | RD8 — Port D I/O bit 8 |
| Pin 38 | RD9 — Port D I/O bit 9 |
| Pin 39 | RD10 — Port D I/O bit 10 |
| Pin 40 | RD11 — Port D I/O bit 11 |
| Pin 41 | VUSB — USB transceiver supply voltage |
| Pin 42 | D+ — USB D+ differential data line |
| Pin 43 | D- — USB D- differential data line |
| Pin 44 | VSS — Ground reference |
| Pin EP | EP — Exposed thermal pad, must be soldered to ground for thermal dissipation |
Typical Applications
PIC32MX210F016DT-I/TL is suitable for 6 applications: USB HID Peripherals, USB CDC Serial Bridge, Audio Playback and Graphics HMI, Industrial Sensor Hubs, Home Appliance User Interfaces, Low-Cost Data Loggers.
USB HID Peripherals
The PIC32MX210F016DT-I/TL is purpose-built for USB Human Interface Devices like keyboards, mice, game controllers, and custom HID input gadgets. The integrated USB 2.0 Full-Speed controller with its own dedicated PLL generates the exact 48MHz USB clock independently from the 40MHz system clock, eliminating jitter that would otherwise corrupt USB packet timing. With 16KB Flash, developers have ample room for USB HID stacks, custom report descriptors, and application logic. The 4KB SRAM holds HID report buffers and stack scratch, while 34 GPIO with Peripheral Pin Select can be mapped to scan-matrix keyboard rows and columns. Place the device next to the USB connector with the exposed pad soldered to ground copper for clean signal integrity.
Recommended
USB CDC Serial Bridge
USB Communications Device Class (CDC) bridges that present a virtual COM port to a host PC are a common use case for the PIC32MX210F016DT-I/TL. The Microchip USB CDC stack fits within 16KB Flash with room for vendor-specific commands, and the two integrated UART modules enable bridging between USB and two independent serial peripherals at once. The 40MHz MIPS M4K core sustains 921600 baud throughput without dropped bytes, and the integrated DMA channels offload UART-to-USB copies from the CPU. Compared to dedicated bridge ICs, this PIC32 implementation allows custom protocol extensions at low BOM cost. Use 4.7kohm pull-ups on D+ and route USB differential pair with 90ohm differential impedance.
Recommended
Audio Playback and Graphics HMI
The PIC32MX210F016DT-I/TL targets small audio playback products and graphics human-machine interface front-ends as part of the PIC32MX2xx series. The MIPS32 M4K core at 40MHz has enough headroom to drive 320x240 TFT LCDs over 8-bit parallel or SPI interfaces, and PWM outputs can synthesize basic audio tones for status feedback. The Peripheral Pin Select feature allows the display data bus, SPI, and I2C touch controller to be remapped to whichever GPIO pins are convenient for PCB routing. Five 16-bit timers provide multiple PWM channels for backlight dimming and audio. For higher-resolution graphics, the PIC32MX250F128B with 128KB Flash is a migration path with full pin compatibility.
Recommended
Industrial Sensor Hubs
Industrial sensor aggregation nodes benefit from the PIC32MX210F016DT-I/TL because of its compact 6x6 mm VTLA-44 footprint, integrated USB for diagnostics, and multiple serial interfaces. Two UART modules can connect RS-485 or RS-232 sensor chains, while two I2C buses handle environmental sensors like temperature, humidity, and pressure. The 10-bit ADC at up to 1 Msps samples analog sensor outputs directly, and the four DMA channels move ADC samples into SRAM without CPU intervention. The 2.3V to 3.6V supply range tolerates industrial 24V-to-3.3V regulator transients. Industrial temperature grade of -40C to +85C ensures operation inside enclosures without active cooling.
Recommended
Home Appliance User Interfaces
Modern home appliances like coffee machines, microwave ovens, and washing machines use compact 32-bit controllers to drive segment LCDs, capacitive touch keypads, and rotary encoders. The PIC32MX210F016DT-I/TL is well-suited for this role, with 34 GPIO providing ample lines for key scanning, LED status indicators, and buzzer drive. The Peripheral Pin Select feature lets the designer assign I2C, SPI, and UART peripherals to convenient pins, simplifying PCB layout in tightly packed enclosures. Low-power Sleep and Idle modes reduce current draw during standby, and the 3.3V supply works with standard appliance power-supply designs. Cost-effective at scale, this MCU is widely used in white-goods UI controllers.
Recommended
Low-Cost Data Loggers
Stand-alone data loggers for environmental monitoring, asset tracking, and predictive maintenance are well served by the PIC32MX210F016DT-I/TL. The 16KB Flash holds small RTOS or bare-metal logger firmware, and the 4KB SRAM buffers samples between SD-card write cycles. The 10-bit ADC captures analog sensor channels while the I2C buses read digital sensors like accelerometers and temperature chips. The USB interface allows direct download of log files to a PC without needing an external programmer. For battery-powered operation, the Idle and Sleep modes drop current consumption significantly, and the exposed thermal pad on the VTLA package provides reliable heat dissipation during sustained logging sessions.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MX210F016DT-I/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MX210F016D-I/TL | PIC32MX220F032D-I/TL | PIC32MX230F064B-I/SS |
|---|---|---|---|---|
| Package | 44-VTLA (6x6 mm) | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit |
| Maximum Clock Speed | 40 MHz | 40 MHz | 40 MHz | 50 MHz |
| Flash Memory | 16 KB | 16 KB | 32 KB | 64 KB |
| SRAM | 4 KB | 4 KB | 8 KB | 16 KB |
| USB | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed |
| GPIO Count | 34 | 34 | 34 | 34 |
| 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 |
| Approx Unit Price (qty 1000) | $2.10 | $2.05 | $2.65 | $3.40 |
Key Differentiators
- Smallest 32-bit USB MCU in 6x6 mm VTLA-44 (vs PIC32MX220F032D-I/TL)
- Integrated USB 2.0 Full-Speed with dedicated PLL (vs PIC32MX110F016DT-I/TL)
- Peripheral Pin Select provides unmatched pinout flexibility (vs STM32F070CBT6 (cross-brand))
Design Notes
Place a 0.1 uF ceramic decoupling capacitor adjacent to every VDD pin (pins 20 and 28 on the VTLA-44 package) and a bulk 10 uF tantalum or ceramic capacitor at the regulator output feeding VDD. Add a 0.1 uF on VUSB (pin 41) with a short trace. The exposed pad (EP) must be soldered to a solid ground copper pour of at least 50 mm² to meet thermal and electrical performance. Power-on rise time should be monotonic between 0.2 V and VDD-0.3V with no glitches, otherwise the internal POR circuit may trigger a false brown-out reset. The device draws up to 70 mA active at 40 MHz with all peripherals enabled, so budget the regulator accordingly.
Estimated: at 40MHz active mode with all peripherals running and I/O driving, the PIC32MX210F016DT-I/TL dissipates roughly 200 mW. The VTLA-44 package has a junction-to-ambient thermal resistance around 35 C/W with the exposed pad soldered to a 4-layer 2 oz copper pour. Worst-case junction temperature at 85 C ambient reaches 92 C, comfortably below the 125 C maximum. At sustained USB streaming the device heats slightly more; ensure the exposed pad has at least two thermal vias to inner ground planes for heat spreading. Designers in sealed enclosures should derate ambient temperature or reduce clock speed.
Route the USB D+ and D- differential pair from pins 42 and 43 with 90 ohm differential impedance, matching length within 2 mm, and keep the pair away from switching signals or clocks. Place the 4.7 kohm pull-up resistor on D+ close to the MCU end of the trace, not near the connector, to maintain signal integrity. The exposed thermal pad must have a 0.4 mm pitch array of thermal vias (8-10 vias minimum) to inner ground planes. Avoid routing signal traces beneath the exposed pad to prevent solder wicking during reflow. Use micro-via-in-pad technology if available, or tent the vias on the top side to prevent solder loss.
Do not leave the VUSB pin floating; it must connect to VDD or a regulated 3.3V rail through a ferrite bead for USB transceiver supply. Forgetting the pull-up on D+ will cause the USB host to never detect the device connection. Programming pins PGED1 (RB0) and PGEC1 (RB1) must be accessible for in-circuit programming using MPLAB ICD 3 or PICkit 4. The 16KB Flash limit requires the XC32 compiler with -Os optimization to fit typical USB HID stacks; consider the PIC32MX220F032D for richer firmware. Watch the JTAGEN fuse bit; if disabled by user code, ICSP is blocked until a high-voltage programmer recovers the device.
For designs operating at 40 MHz, keep traces shorter than one-quarter wavelength (about 7 mm at the third harmonic of 40 MHz) to avoid transmission-line effects. Place series termination resistors (22-33 ohm) on high-speed outputs like SPI clock lines that fan out to multiple devices. The Peripheral Pin Select (PPS) feature remaps digital peripherals but does not change their drive strength; budget 4-8 mA per GPIO when driving capacitive loads or LEDs. Use the Schmitt trigger inputs on all GPIO to improve noise immunity in industrial environments, and add a 10 kohm pull-up on the MCLR reset pin to prevent spurious resets during voltage dips.
Compliance Information
RoHS compliant per Microchip product page. Not AEC-Q100 qualified - this is a general-purpose MCU, not automotive grade. For automotive applications, use the PIC32MX2xx automotive variants designated with -V/VAO suffix.
