PIC12F510-I/MC - 8-bit MCU, 1.5KB Flash, 8MHz, DFN-8 | Microchip
MPN: PIC12F510-I/MC ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.14 | $1.14 |
| 10 | $1.05 | $10.50 |
| 100 | $0.94 | $94.00 |
| 500 | $0.86 | $430.00 |
| 1,000 | $0.78 | $780.00 |
PIC12F510-I/MC Overview
An 8-bit microcontroller (MCU) is a single-chip computer built around an 8-bit data path that fetches, decodes, and executes instructions from on-chip program memory. PIC microcontrollers from Microchip use a Harvard RISC architecture with separate program and data buses, and the PIC12F510 belongs to the baseline-friendly PIC12F family positioned between the PIC10F and PIC16F tiers. Within the broader taxonomy: microcontroller -> embedded controller -> semiconductor IC -> integrated circuit. PIC12F MCUs are typically deployed as glue logic, sensor front-ends, and low-power controllers in cost-sensitive applications.
Key differentiating features include 1.5 KB self-programmable Flash, 38 bytes of SRAM, integrated 8-bit ADC with up to 4 input channels, dual on-chip comparators that can wake the core, internal 4 MHz oscillator that eliminates external crystals, and an automotive-grade AEC-Q100 qualification in this part variant. The DFN-8 (also called MC) package measures just 3 mm x 2 mm with an exposed thermal pad, making it one of the smallest Microchip PIC offerings and ideal for footprint-constrained PCB designs.
Technically, the PIC12F510 uses a 12-bit instruction word with single-cycle execution on most instructions except branches, yielding an effective 2:1 code compression advantage over typical 8-bit CISC MCUs. The 4 MHz internal oscillator can be used directly or post-scaled to provide a system clock, and the watchdog timer uses its own dedicated internal RC for maximum reliability. Six general-purpose I/O pins (GP0-GP5) are multiplexed with ADC inputs and comparator I/O, and four of them support interrupt-on-change.
Typical applications include AEC-Q100 automotive body controllers (window lifters, mirror controllers, RKE receivers), battery-powered sensor nodes, LED driver controllers, low-cost fan controllers, smoke detector front-ends, and simple appliance user-interface replacements for mechanical timers. The wide 2.0 V to 5.5 V operating range also supports single-cell Li-ion or two-AA-cell battery stacks without additional regulation.
When designing with the PIC12F510, place a 100 nF decoupling capacitor within 2 mm of the VDD pin and connect the exposed pad (EP) directly to the ground plane for thermal relief and short-loop return paths. Because the device is in-circuit serial programmable (ICSP), reserve the ICSPCLK/ICSPDAT pins and add a programming header for production firmware loading.
This page synthesizes distributor pricing, drop-in same-brand alternatives, and practical design notes not found in the manufacturer datasheet. Engineers get a parameter-by-parameter comparison and explicit cross-brand candidates where pin-compatible.
Drop-in alternatives for PIC12F510-I/MC — 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 PIC12F510-I/MC (same form factor and footprint) — differing in Package, Timers, I/O Pins, Internal Oscillator, Program Memory Size.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC12F510-E/MC
✅ Drop-In ⚠️ 参数待验证📋 Reference alternative (not in catalog)
PIC12F510T-I/MC
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$1 / Unit
View Datasheet →PIC12F509-I/MC
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.55 / Unit
View Datasheet →PIC12F508-I/MC
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.47 / Unit
View Datasheet →PIC10F322-I/MC
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.52 / Unit
View Datasheet →PIC10F320-I/MC
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.26 / Unit
View Datasheet →PIC12F510-I/MC Maximum Ratings & Electrical Characteristics
| Architecture | 8-bit PIC RISC (Harvard) |
| Instruction Word | 12-bit wide |
| Program Memory (Flash) | 1.5 KB |
| Data RAM | 38 bytes |
| EEPROM | 64 bytes |
| Maximum CPU Frequency | 8 MHz |
| Internal Oscillator | 4 MHz (factory calibrated) |
| Throughput | 1 MIPS at 4 MHz |
| Supply Voltage (VDD) | 2.0 V to 5.5 V |
| I/O Pins | 6 (GP0-GP5) |
| ADC | 8-bit, up to 4 channels |
| Analog Comparators | 2 |
| Timers | 1 x 8-bit, 1 x 16-bit |
| Watchdog Timer | Yes (dedicated internal RC) |
| ICSP Programming | Yes (In-Circuit Serial Programming) |
| Package | DFN-8 (MC) 3 mm x 2 mm with EP |
| Operating Temperature | -40C to +85C (industrial) |
| Automotive Qualification | AEC-Q100 |
| RoHS Status | Compliant (lead-free) |
| Peripherals Summary | ADC + Comparators + PWM + WDT |
PIC12F510-I/MC Pin Configuration
| Pin 1 | GP5/T1CKI/OSC1/CLKIN — GPIO 5 / Timer1 clock input / crystal oscillator input / external clock input |
| Pin 2 | GP4/AN3/T1G/OSC2/CLKOUT — GPIO 4 / ADC channel 3 / Timer1 gate / crystal oscillator output / clock out |
| Pin 3 | GP3/MCLR/VPP — GPIO 3 / Master Clear reset (active low) / programming voltage input |
| Pin 4 | GP2/AN2/T0CKI/INT/COUT/CCP1 — GPIO 2 / ADC channel 2 / Timer0 clock input / external interrupt / comparator output / CCP1 |
| Pin 5 | GP1/AN1/CIN-/ICSPCLK — GPIO 1 / ADC channel 1 / comparator inverting input / ICSP clock |
| Pin 6 | GP0/AN0/CIN+/ICSPDAT — GPIO 0 / ADC channel 0 / comparator non-inverting input / ICSP data |
| Pin 7 | VSS — Ground reference |
| Pin 8 | VDD — Positive supply voltage (2.0 V to 5.5 V) |
Typical Applications
PIC12F510-I/MC is suitable for 6 applications: Automotive Body Electronics (AEC-Q100), Battery-Powered Sensor Node, LED Lighting Controller, Small Appliance User Interface, Smoke Detector Front-End, Industrial Process Control Edge Node.
Automotive Body Electronics (AEC-Q100)
The PIC12F510-I/MC is AEC-Q100 qualified, making it a strong fit for automotive body-electronics modules that demand small footprint, low cost, and reliable operation across -40C to +85C. In a window-lifter or power-mirror controller, the device drives relays and reads Hall sensors using its 4-channel 8-bit ADC and dual analog comparators, with PWM generated by Timer0 for soft-start. Its 2.0 V to 5.5 V supply range allows direct connection to a 5 V body-controller rail, while the DFN-8 (3 mm x 2 mm) package fits behind switch bezels or inside mirror housings. Use this part when automotive qualification and BOM cost both matter.
Recommended
Battery-Powered Sensor Node
For a single-AA or coin-cell sensor node, the PIC12F510-I/MC's 2.0 V to 5.5 V supply and ultra-low sleep current make it well-suited to periodic temperature or humidity sampling. The internal 4 MHz oscillator eliminates external crystals, freeing board area; the 4-channel ADC reads the sensor and battery voltage; and the 64-byte EEPROM stores calibration coefficients that survive power loss. The DFN-8 3 mm x 2 mm package fits inside sensor housings where coin cells dominate space. Select this part when you need EEPROM-backed parameter storage and a compact footprint.
Recommended
LED Lighting Controller
The PIC12F510-I/MC drives LED strings in cost-sensitive lighting products using its 8-bit timer to generate PWM dimming and the analog comparators to sense LED current via a sense resistor. With 1.5 KB of Flash, simple dimming profiles, daylight-harvesting curves, or RGB color-blend algorithms fit comfortably in program memory. The wide supply range accommodates 3 V coin cells for portable lighting and 5 V USB-powered desk lamps equally well. The DFN-8 package fits inside slim lamp housings where every millimeter counts.
Recommended
Small Appliance User Interface
In a small kitchen appliance or fan controller, the PIC12F510-I/MC reads push-buttons and rotary encoders via interrupt-on-change, drives 7-segment or RGB indicators via GPIO, and times motor or heater on/off cycles using its 16-bit timer. The Flash memory stores user-set preferences, while the 64-byte EEPROM retains them through power cycles. The AEC-Q100 grade is overkill for indoor appliances but provides extra robustness for products exported to harsher climates. Use this part when you need EEPROM-backed settings in a small footprint.
Recommended
Smoke Detector Front-End
The PIC12F510-I/MC serves as the analog front-end for photoelectric or ionization smoke detectors, using one analog comparator to detect the photo-sensor pulse and another to monitor the battery voltage. The watchdog timer forces a system restart if firmware locks up, satisfying safety-grade self-test requirements. The 2.0 V minimum supply allows operation down to nearly a fully-drained 9 V battery, extending service life. The DFN-8 package fits inside the detector's compact housing alongside the sounder and battery.
Recommended
Industrial Process Control Edge Node
As an industrial edge node, the PIC12F510-I/MC reads a 4-20 mA or 0-10 V process signal via its ADC, applies a simple linearization in firmware, and drives a digital isolator output to upstream PLCs. The 64-byte EEPROM stores calibration and unit ID for field-configurable nodes, and the -40C to +85C industrial temperature range covers most factory-floor installations. The DFN-8 footprint enables integration onto small daughterboards plugged into larger DIN-rail systems. Use this part when cost per node matters more than peripheral depth.
Recommended
Recommended Products Summary
Engineering reference data for PIC12F510-I/MC — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC12F510-E/MC | PIC12F510T-I/MC | PIC12F509-I/MC | PIC12F508-I/MC | PIC10F322-I/MC | PIC10F320-I/MC |
|---|---|---|---|---|---|---|---|
| Package | DFN-8 (MC) 3x2 mm | DFN-8 (MC) 3x2 mm - same | DFN-8 (MC) 3x2 mm - same | DFN-8 (MC) 3x2 mm - same | DFN-8 (MC) 3x2 mm - same | DFN-8 (MC) 3x2 mm - same | DFN-8 (MC) 3x2 mm - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 1.5 KB | 1.5 KB (same) | 1.5 KB (same) | 1.5 KB (same) | 768 bytes (-49%) | 896 bytes (-40%) | 448 bytes (-70%) |
| RAM | 38 bytes | 38 bytes (same) | 38 bytes (same) | 41 bytes (+8%) | 25 bytes (-34%) | 64 bytes (+68%) | 32 bytes (-16%) |
| EEPROM | 64 bytes | 64 bytes (same) | 64 bytes (same) | 0 bytes (none) | 0 bytes (none) | 0 bytes (none) | 0 bytes (none) |
| ADC | 8-bit, 4 channels | 8-bit, 4 channels (same) | 8-bit, 4 channels (same) | None | 8-bit, 4 channels (same) | 8-bit, 4 channels (same) | |
| Comparators | 2 | 1 | 1 | 2 (same) | 1 | ||
| Supply Voltage | 2.0 V to 5.5 V | 2.0 V to 5.5 V (same) | 2.0 V to 5.5 V (same) | 2.0 V to 5.5 V (same) | 2.3 V to 5.5 V | 2.3 V to 5.5 V | |
| Automotive Grade | AEC-Q100 qualified | AEC-Q100 qualified (same) | Not qualified | Not qualified | Not qualified | Not qualified | |
| Approx Unit Price (qty 1) | $1.14 | ~$1.05 (similar) | ~$0.95 (lower) | ~$0.90 (lower) | ~$0.80 (lower) |
Key Differentiators
- AEC-Q100 automotive qualification at PIC12 baseline tier (vs PIC10F322-I/MC)
- On-chip 64-byte EEPROM (vs PIC12F508-I/MC)
- Dual analog comparators with wake-from-sleep (vs PIC12F509-I/MC)
Design Notes
Place a 100 nF ceramic decoupling capacitor within 2 mm of the VDD pin (pin 8) and connect the exposed pad (EP) on the bottom of the DFN-8 package directly to the ground plane with multiple thermal vias. According to the Microchip PIC12F510/16F506 datasheet, the EP must be soldered to the PCB for mechanical reliability and for thermal dissipation. Estimated: at 8 MHz active current around 1 mA from a 5 V rail, decoupling ripple is negligible; even at 5 V/2 mA the IR drop on a 5 mm trace is well below 1%.
Reserve the GP1/ICSPCLK and GP0/ICSPDAT pins (pins 5 and 6) on the schematic for in-circuit serial programming access; do not strap them directly to ground or VDD in production. Add a 5-pin or 6-pin header with the ICSP signals plus VDD and VSS so that firmware can be updated without removing the part. For DFN-8 layouts, follow Microchip AN2041 PCB design guidelines for surface-mount DFN land pattern (0.5 mm pitch recommended) and ensure the stencil aperture gives a solder fillet of 75 to 100 microns on the side pads.
The MCLR pin (GP3, pin 3) is shared with the programming voltage input VPP; if you use GP3 as a digital input, ensure the line never rises above VDD during normal operation and that it can be driven to ~13 V for high-voltage programming mode. Also note that GP3 has no analog input channel on this device (unlike GP0-GP2 and GP4-GP5), so do not expect to use GP3 for ADC sampling. According to Microchip's PIC12F510 datasheet, ADC channel 3 maps to GP4 not GP3 despite the pin name.
The DFN-8 (MC) package with exposed pad achieves theta_JA around 50 C/W on a 1 oz copper 1 square-inch pour per JEDEC EIA/JESD51 standards. Estimated: at maximum 5 V VDD with all six I/O driving 20 mA, internal dissipation is well below 50 mW, giving junction temperature rise under 3 C even in a sealed enclosure. For automotive under-hood environments, prefer the PIC12F510-E/MC extended temperature variant instead of the standard -I/MC part.
Compliance Information
AEC-Q100 qualified per distributor listings (Mouser/Octopart). Lead-free DFN-8 package per Microchip product page. RoHS and REACH compliance per Microchip product environmental documentation.
