PIC16LF1827-E/SO - 8-bit 32MHz 7KB Flash MCU 18-SOIC | Microchip
MPN: PIC16LF1827-E/SO ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.85 | $2.85 |
| 10 | $2.51 | $25.10 |
| 100 | $2.04 | $204.00 |
| 500 | $1.78 | $890.00 |
| 1,000 | $1.52 | $1,520.00 |
PIC16LF1827-E/SO Overview
An 8-bit PIC microcontroller is a compact, low-power CMOS processor that combines a RISC CPU core, on-chip Flash program memory, RAM, EEPROM, and a rich set of analog and digital peripherals in one IC. It sits within the broader hierarchy of microcontroller -> embedded processor -> semiconductor, and is widely used where deterministic real-time response, simple toolchains, and aggressive standby current are required. The 8-bit PIC architecture uses a 14-bit instruction word with 49 instructions, 16-level hardware stack, and self read/write Flash, giving it a strong balance of code efficiency, low power, and peripheral integration for cost-sensitive embedded designs.
Key specifications of the PIC16LF1827-E/SO include 7 KB Flash (4K x 14 words), 384 bytes of RAM, 256 bytes of EEPROM, 12 channels of 10-bit ADC with Voltage Reference, two comparators, two CCP/ECCP modules for PWM, an integrated mTouch capacitive sensing module, a Data Signal Modulator (DSM), and MI2C, SPI, and EUSART with auto-baud connectivity. Brown-out reset, power-on reset, and a watchdog timer are standard. The 18-SOIC package is a small-outline surface-mount IC with 300-mil body width.
Typical applications include low-power IoT sensor nodes, battery-powered remote controls, consumer white goods, capacitive-touch user interfaces, LED lighting controllers, and portable medical accessories. The wide 1.8 V–3.6 V supply range lets the device run directly from a single Li-ion or two AA cells without additional regulation, while the nanoWatt XLP sleep modes cut quiescent current to nanoampere levels for multi-year battery life.
When designing with the PIC16LF1827-E/SO, route analog and digital grounds as separate islands joined at one point near the IC's GND pin, keep the analog supply trace short, and place the 0.1 µF VDD bypass capacitor within 5 mm of the VDD pin. This is a member of the broad PIC16 LF family; the same firmware is portable across PIC16LF1827, PIC16LF1826, and PIC16LF1823 with peripheral re-configuration, which simplifies inventory across product variants.
This page synthesizes distributor pricing, drop-in package equivalents, and practical design notes not found in the manufacturer datasheet, presenting an engineering-ready snapshot of the PIC16LF1827-E/SO for sourcing and design decisions as of 2026-09-24.
Drop-in alternatives for PIC16LF1827-E/SO — 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 PIC16LF1827-E/SO (same form factor and footprint) — differing in Operating Temperature, Package, Timers, I/O Pins, ADC.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16LF1827-I/SO
✅ Drop-In✓ In Stock
$1.4 / Unit
View Datasheet →PIC16F1827-E/SO
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16LF1826-E/SO
✅ Drop-In✓ In Stock
$0.92 / Unit
View Datasheet →PIC16LF1823-E/SO
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F1826-E/SO
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16LF1827-E/SO Maximum Ratings & Electrical Characteristics
| Core | PIC 8-bit enhanced mid-range |
| Program Memory Type | Flash (self read/write) |
| Program Memory Size | 7 KB (4K x 14 words) |
| RAM | 384 bytes |
| EEPROM | 256 bytes |
| Maximum CPU Speed | 32 MHz (200 ns instruction cycle) |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| I/O Pins | 16 |
| ADC | 12-channel, 10-bit with VR |
| Comparators | 2 |
| PWM Modules | 2 ECCP + 2 CCP |
| Connectivity | I2C, SPI, EUSART w/ auto-baud |
| Timers | 4 x 8/16-bit |
| Operating Temperature | -40C to +125C |
| Package | 18-SOIC (300 mil) |
| Mounting Type | Surface Mount |
| MSL Level | 1 (unlimited) |
| RoHS Status | Compliant |
PIC16LF1827-E/SO Pin Configuration
| Pin 1 | RA3/AN9/C1IN+/VREF+/SEG9 — Bidirectional I/O with analog input and LCD segment |
| Pin 2 | RA4/AN6/T0CKI/C2OUT/SEG4 — Bidirectional I/O with Timer0 clock and comparator output |
| Pin 3 | RA5/AN4/C2IN-/VCAP/SS/HLVDIN/SEG5 — Bidirectional I/O with SPI slave select and HLVD input |
| Pin 4 | RA6/OSC2/CLKOUT/SEG2 — Crystal oscillator output or clock output |
| Pin 5 | RA7/OSC1/CLKIN/SEG0 — Crystal oscillator input or external clock input |
| Pin 6 | VSS — Ground reference |
| Pin 7 | RA0/AN0/C1IN0/ULPWU/SEG12 — Bidirectional I/O with ultra-low-power wake-up |
| Pin 8 | RA1/AN1/C12IN0-/SEG17 — Bidirectional I/O with analog input |
| Pin 9 | RA2/AN2/C1IN1+/VREF-/DACOUT1/SEG16 — Bidirectional I/O with DAC output |
| Pin 10 | RC0/SOSCO/T1CKI/SCLKI/SEG20 — Bidirectional I/O with secondary oscillator and Timer1 clock |
| Pin 11 | RC1/SOSCI/CCP2/SEG21 — Bidirectional I/O with CCP2 PWM output |
| Pin 12 | RC2/AN10/C12IN2-/P1D/CCP1/SEG22 — Bidirectional I/O with ECCP1 PWM output |
| Pin 13 | RC3/AN11/C12IN3-/P1C/SEG23 — Bidirectional I/O with ECCP1 PWM output |
| Pin 14 | RC4/AN12/C12IN4-/P1B/SDA/SDI/SEG24 — Bidirectional I/O with I2C data and SPI data in |
| Pin 15 | RC5/AN13/C12IN5-/P1A/SDO/SEG25 — Bidirectional I/O with SPI data out |
| Pin 16 | RC6/AN14/SS1/TX1/CK1/SEG26 — Bidirectional I/O with EUSART TX/CK |
| Pin 17 | RC7/AN15/RX1/DT1/SEG27 — Bidirectional I/O with EUSART RX/DT |
| Pin 18 | VDD — Positive supply voltage (1.8 V to 3.6 V) |
Typical Applications
PIC16LF1827-E/SO is suitable for 7 applications: Battery-Powered IoT Sensor Nodes, Capacitive Touch User Interface Panels, LED Lighting and Backlight Controllers, Portable Consumer Medical Accessories, Industrial Sensor Signal Conditioning, Remote Control and Wireless Key FOBs, Home Appliance Control Boards.
Battery-Powered IoT Sensor Nodes
The PIC16LF1827-E/SO is ideal for battery-powered IoT sensor nodes because its 1.8 V to 3.6 V supply range allows direct operation from a single Li-ion or 2x AA cell without regulation. Its nanoWatt XLP sleep modes drop quiescent current to sub-microampere levels, enabling multi-year battery life for duty-cycled remote sensors. The 12-channel 10-bit ADC directly interfaces analog sensors like thermistors or photo-diodes, while MI2C/SPI/EUSART connect to digital sensor ICs. Placed on a coin-cell node PCB with a 32.768 kHz crystal for RTC duty cycling, the part provides an excellent balance of Flash density, peripheral count, and standby efficiency.
Recommended
Capacitive Touch User Interface Panels
The PIC16LF1827-E/SO's integrated mTouch peripheral supports capacitive touch buttons, sliders, and proximity sensing directly on standard I/O pins without external components, reducing BOM and PCB area. The 32 MHz CPU cycle (200 ns instruction) enables fast touch-scan loops for responsive UI feedback. The 12-channel 10-bit ADC can also read slider positions through capacitive dividers. Placed behind a glass or plastic overlay with the mTouch sensor patterns, the MCU delivers reliable touch performance in white goods, consumer appliances, and industrial control panels.
Recommended
LED Lighting and Backlight Controllers
The PIC16LF1827-E/SO integrates 2 ECCP plus 2 CCP PWM modules, providing up to 4 independent PWM channels with 10-bit resolution for LED dimming and color mixing. Its 32 MHz internal oscillator enables flicker-free high-frequency PWM above the audible band (>20 kHz), while the wide 1.8 V-3.6 V supply allows direct drive from 2x AA cells or a single Li-ion pack. The 7 KB Flash holds complex lighting state machines including dim curves, color-temperature blending, and fault detection. Placed in a smart bulb or LED strip controller PCB, it replaces discrete PWM ICs with software-defined lighting behavior.
Recommended
Portable Consumer Medical Accessories
The PIC16LF1827-E/SO fits portable medical accessories such as pill dispensers, pulse-oximeter front ends, and Bluetooth Low Energy remote sensors. Its nanoWatt XLP sleep modes extend battery life across weeks of standby, and its 1.8 V minimum supply allows direct operation from small Li-ion coin cells. The 12-channel 10-bit ADC digitizes sensor signals, while the EUSART interfaces to BLE modules for wireless telemetry. The -40 C to +125 C extended temperature range ensures reliable operation across home and clinical environments.
Recommended
Industrial Sensor Signal Conditioning
In industrial sensor signal-conditioning front ends, the PIC16LF1827-E/SO digitizes 4-20 mA loop signals, RTD/thermistor bridges, and process variables through its 12-channel 10-bit ADC. Two on-chip comparators with selectable voltage references support window-detection and over-range alarms without external analog ICs. The 32 MHz CPU enables real-time digital filtering of noisy industrial signals. Placed near the sensor field terminals with isolation barriers, the part conditions, filters, and transmits process data via SPI to a host controller or via UART to a remote HMI.
Recommended
Remote Control and Wireless Key FOBs
The PIC16LF1827-E/SO is a strong fit for wireless key fobs, garage-door remote controls, and RF transmitter nodes where battery life is paramount. The 1.8 V minimum supply supports direct drive from a CR2032 coin cell, and the nanoWatt XLP sleep mode drops quiescent draw below 1 µA between button presses. The EUSART module interfaces to sub-GHz or 2.4 GHz transmitter ICs, while the integrated 12-channel 10-bit ADC can monitor battery voltage. The compact 18-SOIC package fits inside the smallest fob housings.
Recommended
Home Appliance Control Boards
In white-goods appliances like washing machines, dishwashers, and microwave ovens, the PIC16LF1827-E/SO provides cost-effective control of pumps, valves, relays, and user displays. Its 4 timers (8/16-bit) support multiple time bases for triac-fired heater control and motor PWM. The 256-byte EEPROM stores user preferences and error logs across power cycles. The -40 C to +125 C extended temperature range handles the heat inside appliance cabinets. Placed on the main control board with opto-isolated triac drivers, the part manages the appliance state machine.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF1827-E/SO — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16LF1827-I/SO | PIC16F1827-E/SO | PIC16LF1826-E/SO | PIC16LF1823-E/SO | PIC16F1826-E/SO |
|---|---|---|---|---|---|---|
| Package | 18-SOIC (300 mil) | 18-SOIC (300 mil) - same | 18-SOIC (300 mil) - same | 18-SOIC (300 mil) - same | 18-SOIC (300 mil) - same | 18-SOIC (300 mil) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory | 7 KB Flash | 7 KB Flash | 7 KB Flash | 4 KB Flash | 3.5 KB Flash | 4 KB Flash |
| Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 5.5 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 5.5 V |
| Max CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| ADC Channels | 12 x 10-bit | 12 x 10-bit | 12 x 10-bit | 12 x 10-bit | 11 x 10-bit | 12 x 10-bit |
| RAM | 384 bytes | 384 bytes | 384 bytes | 384 bytes | 128 bytes | 384 bytes |
| EEPROM | 256 bytes | 256 bytes | 256 bytes | 256 bytes | 256 bytes | 256 bytes |
| Operating Temperature | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
| Approx. Unit Price (qty 1) | USD 2.85 | USD 2.70 (approx) | USD 2.95 (approx) | USD 2.40 (approx) | USD 2.10 (approx) | USD 2.50 (approx) |
Key Differentiators
- Extended temperature range -40C to +125C (vs PIC16LF1827-I/SO)
- Low-voltage 1.8 V minimum VDD (vs PIC16F1827-E/SO)
- 7 KB Flash memory capacity (vs PIC16LF1826-E/SO)
Design Notes
Estimated: at VDD=3.3 V and active CPU at 32 MHz, the PIC16LF1827-E/SO draws approximately 5-8 mA active. Place a 0.1 µF ceramic decoupling capacitor within 5 mm of the VDD pin, and add a 10 µF bulk capacitor on the same supply rail. For battery applications, route the MCU VDD through an LDO like MCP1700 or directly from a 3 V coin cell to leverage the 1.8 V minimum supply and nanoWatt XLP sleep modes.
Keep analog and digital grounds separated and join them at one point near the IC's VSS pin to minimize ADC noise. Route the analog supply trace (AVDD) separately and place the 0.1 µF AVDD bypass capacitor adjacent to the analog pin. For the 18-SOIC package, use a 4-layer PCB or substantial ground plane under the MCU to reduce EMI from the 32 MHz oscillator. Avoid running high-current traces under the SOIC footprint to prevent ADC reference distortion.
Do not exceed the absolute maximum VDD of 4.0 V on the LF variant; using the F variant (5.5 V tolerant) is required for 5 V systems. Ensure the MCLR reset pin is pulled high through a 10 kΩ resistor unless external reset control is desired. When using the internal oscillator, configure the OSCCON register for the correct frequency and verify FOSC with the device calibration constants. For capacitive touch sensing, calibrate each sensor at production to account for overlay and PCB parasitic capacitance.
The 18-SOIC package has a theta_JA of approximately 80-100 C/W in still air, so self-heating is not a concern at typical MCU operating currents (<10 mA). However, in enclosed appliances or industrial cabinets above 60 C ambient, derate the operating temperature envelope and consider airflow. The -40 C to +125 C operating range supports most industrial and consumer applications without thermal management beyond standard PCB layout practices.
Compliance Information
RoHS compliant per Microchip product page. Lead-free matte-tin plating. Not AEC-Q100 qualified; automotive applications should select AEC-Q100-qualified PIC variants from the PIC16F/LF1827 family.