PIC16LF1824-E/P - 8-bit 32MHz 7KB Flash MCU 14-PDIP | Microchip
MPN: PIC16LF1824-E/P ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.78 | $2.78 |
| 10 | $2.5 | $25.00 |
| 100 | $2.22 | $222.00 |
| 500 | $1.94 | $970.00 |
| 1,000 | $1.67 | $1,670.00 |
PIC16LF1824-E/P Overview
An 8-bit microcontroller (MCU) is a single-chip computer that integrates an 8-bit CPU, non-volatile program memory (Flash), volatile data memory (SRAM), and peripherals such as timers, ADC, comparators and communication interfaces on one die. The PIC16LF1824 belongs to the PIC16 family of microcontrollers, which sits inside the broader 8-bit MCU category, which itself is a subset of microcontrollers (MCU) and, ultimately, microprocessors and semiconductors. Compared with 16-bit and 32-bit MCUs, 8-bit devices trade raw arithmetic throughput for lower cost, smaller code footprint, simpler tool chains and best-in-class power efficiency for always-on edge sensing.
Key features include 10-bit ADC with computation (ADC2), mTouch capacitive touch support, up to 12 I/O pins, two 8-bit timers plus one 16-bit timer, Enhanced Universal Synchronous/Asynchronous Receiver/Transmitter (EUSART) and Master Synchronous Serial Port (MSSP) for SPI/I2C, an on-chip 32 MHz internal oscillator, and 2x phase-locked loop hardware. Peripherals are routed through Microchip's Peripheral Pin Select (PPS) for flexible PCB layout.
The internal 32 MHz oscillator eliminates an external crystal, reducing BOM cost and PCB area. The nanoWatt XLP technology integrates multiple low-power modes - Sleep, Idle, Doze and Low-Power Sleep with RTC - enabling measured currents in the tens of nanoamps and the option to wake on interrupt, watchdog or RTCC alarm.
Typical applications include capacitive touch user interfaces, low-power wireless sensor nodes, battery-powered IoT edge devices, consumer white goods, LED lighting controllers, and small home appliances. The 14-PDIP package is favored for prototyping, hobbyist platforms, educational kits and through-hole manufacturing where socketed or hand-soldered assembly is required.
When designing with the PIC16LF1824, leave VDD decoupling (100 nF plus 1 µF) close to the pins, reserve MCLR with its 10 kΩ pull-up and 100 nF to GND, and route the ICSPDAT/ICSPCLK pair to a 6-pin header to support in-circuit serial programming and debugging with MPLAB X IDE plus PICkit, ICD or REAL ICE.
This page consolidates distributor pricing, pin-compatible 14-pin PIC16LF/PIC16F variants and PICkit programming guidance into a single engineering reference not found in the manufacturer datasheet alone.
Drop-in alternatives for PIC16LF1824-E/P — 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 PIC16LF1824-E/P (same form factor and footprint) — differing in Package, ADC, Operating Temperature, I/O Pins, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1824-I/P
✅ Drop-In✓ In Stock
$1.48 / Unit
View Datasheet →PIC16LF1824-E/ML
✅ Drop-In✓ In Stock
$1.05 / Unit
View Datasheet →PIC16LF1823-E/P
✅ Drop-In✓ In Stock
$0.64 / Unit
View Datasheet →PIC16LF1554-I/P
✅ Drop-In✓ In Stock
$1.05 / Unit
View Datasheet →PIC16LF1764-E/P
✅ Drop-In✓ In Stock
$1.1 / Unit
View Datasheet →PIC16LF1554-I/ST
✅ Drop-In✓ In Stock
$0.85 / Unit
View Datasheet →PIC16LF1824-E/P Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC16 enhanced mid-range 8-bit RISC |
| Program Memory (Flash) | 7 KB (4K x 14 words) |
| Data SRAM | 256 bytes |
| Data EEPROM | 256 bytes |
| Maximum CPU Speed | 32 MHz (200 ns instruction cycle) |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| Operating Temperature | -40 °C to +125 °C (E grade) |
| I/O Pins | 12 |
| ADC | 10-bit, up to 11 channels, with ADC2 (computation) |
| Timers | 2 x 8-bit, 1 x 16-bit |
| Communication | 1 x EUSART, 1 x MSSP (SPI / I²C) |
| Internal Oscillator | 32 MHz (±1% typical) |
| Capacitive Touch | mTouch hardware module supported |
| Package | 14-pin PDIP (P) |
| Mounting Type | Through-Hole (THT) |
| MSL Level | 1 (unlimited floor life) |
| RoHS Status | Compliant |
| Programming | ICSP (high-voltage and low-voltage) |
PIC16LF1824-E/P Pin Configuration
| Pin 1 | RA3/MCLR/VPP — Digital I/O / Master Clear (reset, active-low) / Programming voltage input |
| Pin 2 | RA0/AN0/C1IN+/ICSPDAT — Digital I/O / Analog input 0 / Comparator 1 non-inverting / ICSP data |
| Pin 3 | RA1/AN1/C1IN-/ICSPCLK — Digital I/O / Analog input 1 / Comparator 1 inverting / ICSP clock |
| Pin 4 | RA2/AN2/C1OUT — Digital I/O / Analog input 2 / Comparator 1 output |
| Pin 5 | RA4/AN3/T0CKI/CPS6 — Digital I/O (open-drain) / Analog input 3 / Timer0 clock input / mTouch CPS6 |
| Pin 6 | RA5/AN4/CPS7 — Digital I/O / Analog input 4 / mTouch CPS7 |
| Pin 7 | VSS — Ground reference (0 V) |
| Pin 8 | RC0/AN5/CPS8 — Digital I/O / Analog input 5 / mTouch CPS8 |
| Pin 9 | RC1/AN6/CPS9 — Digital I/O / Analog input 6 / mTouch CPS9 |
| Pin 10 | RC2/AN7/CPS10 — Digital I/O / Analog input 7 / mTouch CPS10 |
| Pin 11 | RC3/AN8/CPS11/MOSI — Digital I/O / Analog input 8 / mTouch CPS11 / SPI MOSI |
| Pin 12 | RC4/AN9/CPS12/MISO — Digital I/O / Analog input 9 / mTouch CPS12 / SPI MISO |
| Pin 13 | RC5/CCP1 — Digital I/O / Capture/Compare/PWM 1 output |
| Pin 14 | VDD — Positive supply (1.8 V to 3.6 V) |
Typical Applications
PIC16LF1824-E/P is suitable for 7 applications: Capacitive Touch User Interface, Battery-Powered IoT Sensor Node, LED Lighting Controller, Consumer White Goods and Small Appliances, Educational Microcontroller Kit, HMI Front Panel with Rotary Encoder, Wireless Sensor Front-End Coprocessor.
Capacitive Touch User Interface
The PIC16LF1824-E/P is a strong fit for capacitive touch user interfaces because its integrated mTouch peripheral and 10-bit ADC with computation (ADC2) hardware-accelerate touch scanning while the 8-bit core runs the touch firmware with deterministic latency. The 12 I/O pins in a 14-PDIP footprint expose up to 11 ADC channels, allowing a single MCU to drive 8-10 touch buttons plus 2-3 sliders or a single rotary wheel. The mTouch module uses a charge-time measurement technique that consumes only a few microamps per scan, and combined with nanoWatt XLP sleep modes below 30 nA, the design supports a coin-cell battery for years. For designers migrating from mechanical buttons to glass-panel UI, the PIC16LF1824-E/P enables quick breadboard prototyping through-hole with snap-on copper pads.
Recommended
Battery-Powered IoT Sensor Node
The PIC16LF1824-E/P is well matched to battery-powered IoT sensor nodes because the LF (low-voltage F) variant operates from 1.8 V to 3.6 V, allowing direct connection to a single Li-ion or two-cell alkaline battery, while the nanoWatt XLP architecture delivers sleep currents in the tens of nanoamps. The 32 MHz internal oscillator eliminates an external crystal and its associated standby current, and the on-chip ADC2 with computation engine enables oversampling and averaging entirely in hardware, freeing the 8-bit core to spend most of its time in Sleep. The EUSART or MSSP (SPI/I2C) provides a clean interface to sub-GHz transceivers, BLE modules or LoRa radios. Typical deployments include environmental monitoring, occupancy sensing and smart agriculture where the same 14-PDIP package simplifies socketed replacement during field service.
Recommended
LED Lighting Controller
The PIC16LF1824-E/P suits dimmable LED lighting controllers because its 10-bit PWM resolution on multiple timer channels yields smooth dimming without external LED drivers, while the 32 MHz instruction cycle provides enough headroom for color-mixing algorithms and DMX or DALI protocol parsing. The 7 KB Flash comfortably stores 4-5 lighting presets, transition curves and fault-recovery state machines. The wide 1.8-3.6 V VDD window supports direct drive from rectified mains at low wattages, and the E temperature grade (-40 to +125 °C) handles the thermal environment inside a sealed luminaire. With 256 bytes of SRAM, the MCU can manage a 16-step color buffer per channel; upgrade to PIC16LF1554-I/P if more Flash is needed for larger fixture libraries.
Recommended
Consumer White Goods and Small Appliances
The PIC16LF1824-E/P is a strong fit for consumer white-goods controllers (coffee machines, blenders, air purifiers) because its 14-PDIP through-hole package simplifies hand-soldered prototypes and through-hole production lines favored in regional appliance manufacturing. The E temperature grade up to +125 °C tolerates enclosure hotspots near heating elements, while the integrated mTouch supports sealed glass-panel interfaces that eliminate mechanical buttons and improve IP rating. The 32 MHz core executes PID control loops for motor speed or temperature regulation with sub-microsecond resolution, and the 12 I/O pins handle relays, triacs, encoder inputs and a UART diagnostic port. The 256-byte EEPROM stores user preferences across power cycles without external memory.
Recommended
Educational Microcontroller Kit
The PIC16LF1824-E/P is widely used in educational and hobbyist kits because the 14-PDIP package fits standard 0.1-inch breadboards without SMD soldering, while the on-chip peripherals cover all core MCU concepts - timers, ADC, PWM, UART, SPI, I2C and capacitive touch - in a single part. The internal 32 MHz oscillator removes the crystal cost and wiring complexity for beginners, and Microchip's MPLAB X IDE plus PICkit, ICD or Snap programmer tools provide a free GCC-compatible toolchain. The 7 KB Flash accommodates introductory projects from blinky LEDs to interrupt-driven sensor logging, and the wide 1.8-3.6 V supply supports both 3.3 V and 2-cell battery demonstrations. Teachers often pair this MCU with a PICkit 4 or Snap debugger to introduce ICSP programming on a 6-pin header.
Recommended
HMI Front Panel with Rotary Encoder
The PIC16LF1824-E/P drives compact HMI front panels (industrial controls, instrument cluster sub-displays) because its 12 I/O pins comfortably accommodate a rotary encoder, 4-6 status LEDs, 2-3 push buttons and a UART link to a host controller, leaving the MSSP free for an I2C-based OLED or character LCD. The 10-bit ADC reads analog front-panel trimmers with ample resolution, and the mTouch module can replace some mechanical buttons to improve ingress protection. The 32 MHz core handles debouncing and encoder decoding in firmware with deterministic interrupt latency, while nanoWatt XLP sleep keeps idle power below 1 µA for battery-backed panels. The 14-PDIP package allows easy rework on legacy through-hole panels still common in industrial equipment.
Recommended
Wireless Sensor Front-End Coprocessor
The PIC16LF1824-E/P acts as a low-power analog front-end coprocessor for wireless sensor platforms (BLE beacons, LoRa nodes, sub-GHz Mesh) because its ADC2 with oversampling delivers calibrated 14-bit effective resolution at low sample rates, offloading the host radio MCU from sensor housekeeping. The MSSP (SPI/I2C) connects directly to sensor ICs (temperature, humidity, accelerometers) while the EUSART or second MSSP channel interfaces to the radio module's UART command interface. The 1.8 V minimum VDD allows the PIC16LF1824-E/P to share the radio's main supply rail, and the E temperature grade handles outdoor enclosures. The 7 KB Flash hosts custom protocol glue logic, and the 256-byte SRAM is sufficient for buffering sensor frames before radio transmission.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF1824-E/P — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1824-I/P | PIC16LF1824-E/ML | PIC16LF1823-E/P | PIC16LF1554-I/P | PIC16LF1764-E/P |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 14-pin PDIP (P) | 14-pin PDIP (P) - same | 16-pin QFN (ML) - different | 14-pin PDIP (P) - same | 14-pin PDIP (P) - same | 14-pin PDIP (P) - same |
| Flash Memory | 7 KB | 7 KB | 7 KB | 6 KB | 14 KB | 7 KB |
| SRAM | 256 B | 256 B | 256 B | 256 B | 1 KB | 256 B |
| CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Supply Voltage | 1.8-3.6 V | 1.8-5.5 V | 1.8-3.6 V | 1.8-3.6 V | 1.8-3.6 V | 1.8-3.6 V |
| Temperature Grade | -40 to +125 C (E) | -40 to +85 C (I) | -40 to +125 C (E) | -40 to +125 C (E) | -40 to +85 C (I) | -40 to +125 C (E) |
| Capacitive Touch (mTouch) | Yes (ADC2 + CPS) | Yes | Yes | Yes | No | Yes |
| Unit Price (1 pc, USD) | 2.78 | 2.50-2.85 | 2.30-2.60 | 2.20-2.50 | 2.40-2.70 | 2.30-2.60 |
Key Differentiators
- 1.8 V minimum VDD extends battery runtime on single-cell Li-ion or two-cell alkaline chemistries (vs PIC16F1824-I/P)
- E temperature grade (-40 to +125 °C) supports industrial, appliance and outdoor luminaires (vs PIC16LF1554-I/P)
- Integrated mTouch + ADC2 (computation) hardware-offloads touch firmware and oversampling (vs PIC16LF1554-I/P)
- 14-PDIP through-hole package simplifies prototyping, breadboarding and hand-soldered production (vs PIC16LF1824-E/ML)
Design Notes
Estimated: at 3.3 V supply, 32 MHz active CPU and all peripherals enabled, the PIC16LF1824-E/P draws about 4-5 mA typical; in Sleep with WDT disabled it falls to ~30 nA. For battery-life estimation, integrate active duty cycle - e.g. 10 ms scan every 1 s averages (10 ms × 4 mA + 990 ms × 30 nA)/1 s ≈ 40 µA average, allowing a 220 mAh CR2032 to last roughly 6-7 months. Place a 100 nF ceramic decoupling capacitor as close to VDD (pin 14) as possible, with a bulk 1-10 µF tantalum or ceramic on the same rail. The internal 32 MHz HFINTOSC is selectable with PLL x4 from a 8 MHz source and is factory calibrated to ±1% typical at 3.0 V and 25 °C.
For breadboard and through-hole prototype reliability, place the MCLR pull-up (typically 10 kΩ) directly between MCLR (pin 1) and VDD, with a 100 nF capacitor from MCLR to VSS to filter ESD and noise events that could trigger spurious resets. Reserve the ICSP footprint (5-pin header: MCLR/RA3, RA0/ICSPDAT, RA1/ICSPCLK, VDD, VSS) on every board even on production designs - factory programming and field firmware updates become trivial. The 14-PDIP package provides 2.54 mm pin pitch and standard 0.1-inch breadboard compatibility, simplifying early bring-up.
Do not leave MCLR floating - always tie it to VDD through a 10 kΩ resistor; otherwise the part may enter Reset intermittently or fail to start reliably. Verify the CONFIG words (CONFIG1, CONFIG2) for the oscillator selection (HFINTOSC vs external crystal) and WDT setting - factory default leaves WDT enabled, which can cause unexpected resets in long sleep intervals. When using ADC, allow at least 10 µs acquisition time (TACQ) by setting the appropriate ADCON1 bits; faster conversions on high-impedance analog sources introduce gain errors. The EUSART baud-rate error must remain under ±2% - use the high baud-rate generator (BRGH=1) and a 16 MHz or higher Fosc to reach 115200 baud cleanly.
The 14-PDIP package has a junction-to-ambient thermal resistance (θJA) of approximately 80-90 °C/W (datasheet DS41440D thermal section), which is acceptable for typical 8-bit MCU applications where total power is below 100 mW. At maximum CPU frequency (32 MHz) and 3.6 V supply, the device dissipates approximately 30 mW, yielding a junction temperature rise of only 2-3 °C above ambient. The E temperature grade (-40 to +125 °C junction) provides substantial margin in normally ventilated enclosures. In sealed luminaires or industrial cabinets exceeding 70 °C ambient, verify θJA under your specific PCB copper area and consider forced-air cooling or a SMD QFN variant (PIC16LF1824-E/ML) with lower θJA.
Compliance Information
RoHS and REACH compliant per Microchip product page; lead-free and halogen-free per datasheet DS41440D. Not AEC-Q100 qualified - for automotive, choose AEC-Q100-qualified parts in the PIC16F1824 family. Conflict-minerals statement available on Microchip's corporate responsibility page.
