PIC16LF15313T-I/SN - 8-bit 32MHz MCU, 3.5KB Flash, XLP | Microchip
MPN: PIC16LF15313T-I/SN ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1 | $1.00 |
| 10 | $0.85 | $8.50 |
| 100 | $0.7 | $70.00 |
| 500 | $0.55 | $275.00 |
| 1,000 | $0.45 | $450.00 |
| 3,300 | $0.38 | $1,254.00 |
PIC16LF15313T-I/SN Overview
An 8-bit microcontroller (MCU) is a compact processor based on a von Neumann or Harvard architecture with an 8-bit data path, used widely for embedded control in applications ranging from consumer appliances to industrial sensor nodes. Within the broader taxonomy, an 8-bit MCU is a sub-category of microcontroller, itself a sub-category of embedded processor, which sits inside the integrated-circuit (IC) hierarchy. PIC16F devices implement a 14-bit instruction-word modified Harvard core, balancing deterministic timing with low power and small footprint.
Key features include active current in the microamp range during core execution, nanoWatt sleep modes with peripheral retention, an operating temperature range of -40 C to +85 C (industrial), Memory Access Partition (MAP) support, and on-chip debug via the In-Circuit Serial Programming (ICSP) interface. The device delivers robust mixed-signal integration while keeping the die small enough to fit into an 8-pin SOIC.
The PIC16LF15313T-I/SN combines an 8-bit PIC16 CPU with rich Core Independent Peripherals (CIPs) such as CLC and CWG, enabling complex waveform and logic operations without CPU intervention and freeing the core for application tasks. Hardware-level signal generation, signal conditioning, and communications reduce firmware burden and improve deterministic response in real-time control loops.
Typical applications include IoT sensor nodes, low-power remote controls, battery-powered consumer products, LED lighting controllers, and small home appliances. The wide supply range and XLP nanoWatt technology also suit energy-harvesting edge devices and industrial sensor transmitters. Designers select this part when a small 8-pin footprint, multiple PWMs, and on-board analog integration are required.
When designing with this MCU, ensure that your firmware accounts for the 14-bit instruction word when measuring cycle counts. The 8-pin SOIC variant shares the same die as the larger package versions, so application firmware is portable across the PIC16F/LF153xx family using a single code base.
Drop-in alternatives for PIC16LF15313T-I/SN — 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 PIC16LF15313T-I/SN (same form factor and footprint) — differing in Package, ADC, Comparators, Core Architecture, DAC.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F15313-I/SN
✅ Drop-In✓ In Stock
$0.55 / Unit
View Datasheet →PIC16LF15313-E/SN
✅ Drop-In✓ In Stock
$0.65 / Unit
View Datasheet →PIC16LF18313-I/SN
✅ Drop-In✓ In Stock
$0.78 / Unit
View Datasheet →PIC16LF15313T-I/SN
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$0.38 / Unit
View Datasheet →PIC16LF15323-I/SN
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC16LF15313T-I/SN Maximum Ratings & Electrical Characteristics
| Core Architecture | 8-bit PIC16 enhanced mid-range |
| Instruction Word Size | 14-bit |
| Program Memory (Flash) | 3.5 KB (2K x 14) |
| SRAM | 256 bytes |
| Maximum CPU Frequency | 32 MHz |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| Operating Temperature | -40 C to +85 C (industrial, I) |
| I/O Pins | 6 (8-pin SOIC) |
| PWM Channels | 4 |
| DAC | 5-bit |
| Comparators | Yes |
| Configurable Logic Cells (CLC) | 4 |
| Complementary Waveform Generator (CWG) | Yes |
| Communication Peripherals | EUSART, SPI, I2C |
| Package | 8-pin SOIC (SN, 3.90 mm) |
| Mounting Type | Surface Mount |
| MSL Level | 1 |
| RoHS Status | Compliant |
PIC16LF15313T-I/SN Pin Configuration
| Pin 1 | RA5 — Bidirectional I/O pin; also ICSPCLK |
| Pin 2 | RA4 — Bidirectional I/O pin; also ICSPDAT |
| Pin 3 | RA3/MCLR — Master Clear (reset) input or bidirectional I/O |
| Pin 4 | VSS — Ground reference |
| Pin 5 | RC5 — Bidirectional I/O pin |
| Pin 6 | RC4 — Bidirectional I/O pin |
| Pin 7 | RC3 — Bidirectional I/O pin |
| Pin 8 | VDD — Positive supply voltage (1.8V to 3.6V) |
Typical Applications
PIC16LF15313T-I/SN is suitable for 6 applications: Battery-Powered IoT Sensor Nodes, LED Lighting Controllers, Remote Control Transmitters, Industrial Sensor Transmitters, Small Home Appliances, Energy-Harvesting Edge Devices.
Battery-Powered IoT Sensor Nodes
The PIC16LF15313T-I/SN is well matched to battery-powered IoT sensor nodes because it operates from 1.8V to 3.6V directly from a single Li-ion or 2xAA cell, eliminating the need for an additional LDO. Its nanoWatt XLP sleep modes drop core current into the sub-microamp range with full RAM retention, while the 10-bit ADC and comparators handle analog sensor conditioning autonomously. Placed at the heart of a wireless sensor node, this MCU wakes on interrupt, samples, transmits via SPI/EUSART to a radio module, and returns to sleep; the 32 MHz CPU clock ensures fast wake-and-transmit cycles so total energy per event stays low.
Recommended
LED Lighting Controllers
With four hardware PWM channels and a Complementary Waveform Generator (CWG), the PIC16LF15313T-I/SN excels as an LED lighting controller for dimmable bulbs, RGB strips, and architectural fixtures. The PWMs provide smooth 16-bit resolution dimming curves while CWG handles dead-band-controlled half-bridge drive signals for high-power LED strings. The 5-bit DAC and on-chip comparators enable analog dimming and current-loop feedback. Running from 3.3V, the part fits inside small form-factor smart bulbs and accepts SPI/I2C commands from a wireless MCU or wall controller.
Recommended
Remote Control Transmitters
The PIC16LF15313T-I/SN's small 8-pin SOIC footprint, low 1.8V minimum supply, and EUSART/SPI/I2C peripherals make it ideal for handheld remote control transmitters where PCB size and battery life are critical. Its nanoWatt sleep modes allow the unit to idle for years on a single coin cell, waking only when a button is pressed. The 4 PWMs can drive IR LEDs with precise carrier frequencies, while Configurable Logic Cells (CLC) implement custom button-debounce and matrix-scanning logic in hardware, reducing firmware complexity and latency.
Recommended
Industrial Sensor Transmitters
In industrial 4-20 mA or 0-10V sensor transmitters, the PIC16LF15313T-I/SN provides the 10-bit ADC, 5-bit DAC, and comparators needed to digitize analog sensor inputs and generate precise loop outputs. Its 1.8V-3.6V operating range is well suited to loop-powered designs with shunt regulators. The CWG and CLC peripherals implement custom signal conditioning in hardware, enabling deterministic response for safety-critical applications. Industrial-grade -40 C to +85 C temperature rating ensures operation in factory automation environments.
Recommended
Small Home Appliances
For compact home appliances such as coffee makers, blenders, or small kitchen gadgets, the PIC16LF15313T-I/SN delivers just enough I/O (6 pins), PWMs (4 channels), and ADC channels for motor control, user interface, and safety monitoring. Its 32 MHz instruction throughput provides responsive control loops for sensor-driven cooking cycles. The 8-pin SOIC package keeps the PCB small enough to fit inside cramped enclosures, while the -40 C to +85 C range handles the heat of enclosed appliances with simple thermal management.
Recommended
Energy-Harvesting Edge Devices
The PIC16LF15313T-I/SN's nanoWatt XLP technology with sub-microamp sleep current is essential for energy-harvesting edge devices powered by small solar cells, thermal gradients, or vibration harvesters. Its 1.8V minimum supply allows direct connection to low-voltage harvest outputs without boost conversion. The CLC and CWG peripherals can wake the CPU only when meaningful sensor thresholds are crossed, while the integrated ADC and DAC handle both energy management and signal conditioning. This MCU is a strong fit for self-powered wireless switches and predictive-maintenance sensors.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF15313T-I/SN — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F15313-I/SN | PIC16LF15313-E/SN | PIC16LF18313-I/SN |
|---|---|---|---|---|
| Package | 8-SOIC (SN, 3.90 mm) | 8-SOIC (SN, 3.90 mm) - same | 8-SOIC (SN, 3.90 mm) - same | 8-SOIC (SN, 3.90 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| VDD Range | 1.8 V to 3.6 V | 2.3 V to 5.5 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Operating Temperature | -40 C to +85 C (I grade) | -40 C to +85 C | -40 C to +125 C (E grade) | -40 C to +85 C |
| Flash Memory | 3.5 KB | 3.5 KB | 3.5 KB | 3.5 KB (LF18313 variant may differ) |
| Maximum CPU Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| CLC / CWG | 4 CLC + CWG | 4 CLC + CWG | 4 CLC + CWG | no CWG, fewer CLC |
Key Differentiators
- Lower minimum supply voltage (1.8V vs 2.3V) (vs PIC16F15313-I/SN)
- Industrial vs extended temperature grade (vs PIC16LF15313-E/SN)
- More Core Independent Peripherals (CIPs) (vs PIC16LF18313-I/SN)
Design Notes
Estimated: at VDD = 3.3V and CPU active at 32 MHz, the PIC16LF15313T-I/SN draws approximately 1.5 mA. In sleep mode with peripherals off, current drops below 1 uA, making duty-cycled wake-and-transmit applications feasible for multi-year coin-cell operation. Decouple VDD with a 100 nF ceramic capacitor placed within 5 mm of the VDD pin to handle transient load steps when peripherals switch on.
For the 8-SOIC pinout, route the ICSP signals (RA4/ICSPDAT, RA5/ICSPCLK) to a 2x3 header or test pads even if in-circuit debugging is not currently planned - this preserves in-field reprogrammability. Place the 100 nF decoupling capacitor as close to the VDD pin as possible with a wide, short ground return. Keep the MCLR/RA3 pin trace short if used as a reset input; long traces pick up noise and cause spurious resets.
The PIC16LF15313T-I/SN has only 6 usable I/O pins (RA3 is shared with MCLR). Designs requiring more I/O must use an I/O expander such as the MCP23S08 over SPI, or select a larger-pin-count variant in the same PIC16F153xx family. Configuration words must be set explicitly to enable the internal oscillator and disable the watchdog timer if not required; leaving defaults can prevent the MCU from running on first power-up.
The PIC16LF15313T-I/SN's I/O pins are not 5V tolerant - driving them above VDD (3.6V max) risks latch-up. Use a level shifter (such as the TXS0108E or discrete MOSFET circuits) when interfacing with 5V logic such as legacy RS-232 or 5V sensor outputs. Place any high-speed traces (SPI, EUSART) over a continuous ground plane and use series damping resistors if signal integrity is suspect.
Compliance Information
RoHS compliant per Microchip product page. Industrial temperature grade (I) only - not AEC-Q100 automotive qualified. For automotive designs, consider PIC16F15313-E/SN variants or AEC-Q100-qualified PIC16F153xx automotive parts.
