PIC16LF1613T-I/SL - 8-bit MCU, 3.5KB Flash, 32MHz, 14-SOIC | Microchip
MPN: PIC16LF1613T-I/SL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.18 | $1.18 |
| 10 | $1.05 | $10.50 |
| 100 | $0.92 | $92.00 |
| 500 | $0.78 | $390.00 |
| 1,000 | $0.65 | $650.00 |
PIC16LF1613T-I/SL Overview
What is an 8-bit microcontroller? A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and peripheral interfaces such as timers, ADCs, and communication ports. An 8-bit MCU processes data 8 bits at a time and is widely used in cost- and power-sensitive embedded applications. Within the broader taxonomy, the PIC16LF1613 belongs to: 8-bit MCU -> PIC16 family -> PIC16F1xxx enhanced mid-range -> PIC® XLP™ 16F series -> power management class of embedded controllers.
Key features include the eXtreme Low Power (XLP) technology that delivers nanoWatt sleep currents, four 8-bit timers, a 10-bit ADC with up to 8 channels, enhanced PWM modules, and integrated peripherals such as configurable logic cells (CLC) and numerically controlled oscillator (NCO) for frequency generation. The device also supports multiple communication interfaces including I2C, SPI, and EUSART. The 14-SOIC package operates across the industrial -40C to +85C temperature range.
The PIC16LF1613 utilizes Microchip's enhanced mid-range core (14-bit instruction width) with a 2-stage pipeline, providing up to 32MHz operation (8 MIPS) while consuming only microamps in active mode and nanoamps in sleep mode. The integrated core-independent peripherals (CLC, NCO, PWM) offload tasks from the CPU, enabling lower power consumption and faster system response. The combination of XLP technology and peripheral flexibility makes it suitable for battery-powered sensor nodes and IoT endpoints.
Typical applications include low-power IoT sensor nodes, battery-powered home automation devices, LED lighting controllers, consumer electronics with touch or capacitive sensing, and small appliance control boards. The wide operating voltage range and ultra-low sleep current are particularly valuable in energy-harvesting designs.
When designing with this device, carefully evaluate the I/O count: the 14-SOIC package exposes only 12 I/O pins, which may constrain designs requiring multiple interfaces. For designs needing more I/O, consider the PIC16LF1613 in larger package options such as 20-pin SOIC or 28-pin QFN within the same family.
This page synthesizes distributor pricing from DigiKey/Mouser/LCSC, drop-in alternatives from the PIC16 family, and practical low-power design notes not found in the manufacturer datasheet.
Drop-in alternatives for PIC16LF1613T-I/SL — 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 PIC16LF1613T-I/SL (same form factor and footprint) — differing in Operating Voltage Range, Core Architecture, Package, ADC, Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1613T-I/SL
✅ Drop-In✓ In Stock
$0.92 / Unit
View Datasheet →PIC16LF1613-I/SL
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC16LF1554T-I/SL
✅ Drop-In✓ In Stock
$0.98 / Unit
View Datasheet →PIC16LF1575T-I/SL
✅ Drop-In✓ In Stock
$0.88 / Unit
View Datasheet →PIC16LF1503T-I/SL
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$0.74 / Unit
View Datasheet →PIC16LF1613T-I/SL Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC enhanced mid-range 8-bit |
| Program Memory (Flash) | 3.5 KB (2K x 14 words) |
| Data RAM | 256 bytes |
| Maximum CPU Speed | 32 MHz (8 MIPS) |
| Operating Voltage Range | 1.8 V to 3.6 V |
| I/O Pins | 12 |
| Communication Interfaces | I2C, SPI, EUSART |
| Package Type | 14-SOIC (SL), 3.90 mm body width |
| Operating Temperature Range | -40 C to +85 C (Industrial) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
PIC16LF1613T-I/SL Pin Configuration
| Pin 1 | RA3/AN3/Vref+/T1G — Bidirectional I/O / ADC input / positive voltage reference / Timer1 gate |
| Pin 2 | RA4/AN4/T1G/HIB — Bidirectional I/O / ADC input / Timer1 gate / High-side injection bit |
| Pin 3 | RA5/MCLR/VPP — Bidirectional I/O / Master Clear (reset) / programming voltage input |
| Pin 4 | VDD — Positive power supply (1.8V to 3.6V) |
| Pin 5 | VSS — Ground reference |
| Pin 6 | RB4/AN10/SDI/SDA — Bidirectional I/O / ADC input / SPI data in / I2C data |
| Pin 7 | RB5/AN11/RX/DT — Bidirectional I/O / ADC input / EUSART RX / data line |
| Pin 8 | RB6/AN12/SCK/SCL — Bidirectional I/O / ADC input / SPI clock / I2C clock |
| Pin 9 | RB7/AN13/TX/CK — Bidirectional I/O / ADC input / EUSART TX / clock line |
| Pin 10 | RC0/AN4 — Bidirectional I/O / ADC input |
| Pin 11 | RC1/AN5 — Bidirectional I/O / ADC input |
| Pin 12 | RC2/AN6/PWM — Bidirectional I/O / ADC input / PWM output |
| Pin 13 | RC3/AN7/PWM — Bidirectional I/O / ADC input / PWM output |
| Pin 14 | RA2/AN2 — Bidirectional I/O / ADC input |
Typical Applications
PIC16LF1613T-I/SL is suitable for 6 applications: Battery-Powered IoT Sensor Nodes, Home Automation Controllers, LED Lighting Control, Consumer Electronics Interface Boards, Small Appliance Control Boards, Wearable Health and Fitness Devices.
Battery-Powered IoT Sensor Nodes
The PIC16LF1613T-I/SL fits IoT sensor node designs because its nanoWatt XLP sleep current extends battery life to multi-year levels on coin cells. Operating from 1.8V to 3.6V, it directly runs from 2xAA alkaline or single-cell Li-ion without boost converters. The 10-bit ADC with up to 8 channels handles temperature, humidity, and motion sensor reads while core-independent peripherals (CLC, NCO) wake the CPU only on threshold events. The 3.5KB Flash accommodates simple protocol stacks and sensor fusion logic. Combined with sub-microamp sleep modes, the MCU achieves typical IoT coin-cell lifetimes exceeding 5 years.
Recommended
Home Automation Controllers
For home automation end nodes such as smart switches, dimmers, and occupancy sensors, the PIC16LF1613T-I/SL provides adequate GPIO and PWM channels at low cost. The 32MHz core handles Zigbee endpoint logic or Bluetooth LE control sequences while integrated peripherals manage capacitive touch sensing and zero-cross detection. The 14-SOIC footprint is hand-solderable for prototype builds and accommodates tight enclosure designs. Operating voltage range 1.8V to 3.6V enables direct connection to 3.3V rails common in home automation modules.
Recommended
LED Lighting Control
The PIC16LF1613T-I/SL is well-suited for low-power LED controllers, dimmers, and color-mixing drivers in decorative and architectural lighting. Its enhanced PWM modules deliver high-resolution dimming with smooth transitions visible to the human eye, while core-independent peripherals handle LED timing without CPU intervention. The LF variant's 1.8V minimum operation enables direct drive from solar cells with energy storage. With 3.5KB Flash, designers can implement custom dimming curves, color temperature adjustments, and DMX-style protocols for professional lighting fixtures.
Recommended
Consumer Electronics Interface Boards
In consumer electronics such as remote controls, small appliances, and personal care devices, the PIC16LF1613T-I/SL provides the right balance of cost, capability, and power efficiency. Its 32MHz core easily handles capacitive touch sensing, button debouncing, and display driving while operating from 2xAAA or coin-cell batteries. The 14-SOIC package simplifies hand-assembly and rework during prototyping. Integrated EUSART enables communication with companion WiFi or Bluetooth modules for connected consumer products. With XLP technology, battery life in standby mode extends to several years.
Recommended
Small Appliance Control Boards
The PIC16LF1613T-I/SL handles appliance control functions including motor speed control via PWM, temperature monitoring via ADC, and user interface handling via GPIO. Its robust industrial temperature range (-40C to +85C) ensures reliability in appliance environments with elevated temperatures near heating elements or motors. The 32MHz performance supports real-time control loops for BLDC motor commutation when paired with appropriate driver ICs. The 14-SOIC package is cost-effective for high-volume appliance production while offering sufficient I/O for typical control panels.
Recommended
Wearable Health and Fitness Devices
For wearable health monitoring such as fitness bands, heart rate monitors, and step counters, the PIC16LF1613T-I/SL delivers the ultra-low-power operation essential for multi-day battery life. The nanoWatt XLP sleep modes enable continuous monitoring with periodic wake events, while the integrated ADC captures sensor data from optical heart rate or motion sensors. The 14-SOIC package is available in compact form factors suitable for wearable enclosures. The 1.8V minimum operation matches coin-cell and rechargeable solid-state battery voltages common in wearable designs.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF1613T-I/SL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1613T-I/SL | PIC16LF1613-I/SL | PIC16LF1554T-I/SL | PIC16LF1575T-I/SL | PIC16LF1503T-I/SL |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 14-SOIC (SL) | 14-SOIC (SL) - same | 14-SOIC (SL) - same | 14-SOIC (SL) - same | 14-SOIC (SL) - same | 14-SOIC (SL) - same |
| Operating Voltage Range | 1.8 V to 3.6 V | 2.3 V to 5.5 V | 1.8 V to 3.6 V (same) | 1.8 V to 3.6 V (same) | 1.8 V to 3.6 V (same) | 1.8 V to 3.6 V (same) |
| Program Memory (Flash) | 3.5 KB | 3.5 KB (same) | 3.5 KB (same) | 7 KB (+100%) | 7 KB (+100%) | 2 KB (-43%) |
| Data RAM | 256 bytes | 256 bytes (same) | 256 bytes (same) | 256 bytes (same) | 512 bytes (+100%) | 128 bytes (-50%) |
| Maximum Clock Speed | 32 MHz | 32 MHz (same) | 32 MHz (same) | 32 MHz (same) | 32 MHz (same) | 20 MHz (-37.5%) |
| Core-Independent Peripherals | CLC, NCO | CLC, NCO (same) | CLC, NCO (same) | None (reduced) | None (reduced) | None (reduced) |
| Packaging Format | Tape & Reel (T suffix) | Tape & Reel (T suffix) | Tube (no T suffix) | Tape & Reel (T suffix) | Tape & Reel (T suffix) | Tape & Reel (T suffix) |
Key Differentiators
- Lower voltage operation than PIC16F1613 (vs PIC16F1613T-I/SL)
- Larger Flash than PIC16LF1503 (vs PIC16LF1503T-I/SL)
- Core-independent peripherals unavailable in PIC16LF1554 (vs PIC16LF1554T-I/SL)
Design Notes
The PIC16LF1613T-I/SL supports multiple low-power modes including Sleep, Doze, and Idle. For battery applications, configure unused peripherals as disabled and set the CPU to Sleep mode with wake-up via WDT, IOC, or external interrupt. Estimated: with all peripherals disabled and CPU in Sleep, typical current is in the nanoamp range. Use the CLC and NCO peripherals to handle timing events without waking the CPU to maximize battery life. Always place a 100nF decoupling capacitor as close as possible to the VDD pin (pin 4).
For 14-SOIC layout, allocate adequate copper pour for the VDD (pin 4) and VSS (pin 5) pins to minimize ground bounce and provide low-impedance power delivery. Keep analog signals (ANx inputs) physically separated from digital switching signals to reduce ADC noise coupling. The exposed thermal pad is not present on this package - thermal management is achieved through the VDD/VSS pins. Place the decoupling capacitor within 3mm of the VDD pin.
Do not exceed 3.6V on VDD - the LF variant is NOT 5V tolerant like the PIC16F1613. The MCLR pin (pin 5, shared with RA5) requires careful configuration: if used as MCLR, ensure proper pull-up and decoupling. If used as GPIO, disable MCLR function via configuration bits to prevent unintended resets. The ADC reference voltage (Vref+) can be sourced internally or externally - mismatch between reference and supply causes ADC scaling errors. Always calibrate the internal oscillator trim registers for temperature-critical timing applications.
When using the EUSART for high-speed communication (above 9600 baud at 32MHz), ensure the TX and RX traces are length-matched and routed away from switching power signals. The I2C and SPI pins share GPIO functions - configure pin direction registers correctly before enabling peripherals to avoid bus contention. For ADC accuracy, the acquisition time must be sufficient for the source impedance; add a buffer amplifier if the source impedance exceeds 10k ohms to prevent ADC conversion errors.
Compliance Information
RoHS and REACH compliant per Microchip product declarations. Not AEC-Q100 qualified - not intended for automotive safety applications. Industrial temperature grade (-40C to +85C).
