PIC16LF15313T-E/RFVAO - 8-bit MCU 3.5KB Flash 8-UDFN | Microchip
MPN: PIC16LF15313T-E/RFVAO ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.32 | $1.32 |
| 10 | $1.18 | $11.80 |
| 100 | $1.05 | $105.00 |
| 500 | $0.92 | $460.00 |
| 1,000 | $0.85 | $850.00 |
PIC16LF15313T-E/RFVAO Overview
An 8-bit microcontroller (MCU) is a single-chip computer that combines a CPU, program memory (Flash/ROM), data memory (RAM), and peripherals on a single die. Within the broader semiconductor taxonomy, 8-bit MCUs occupy the entry-level of general-purpose microcontrollers. They are widely deployed in cost-sensitive applications where deterministic interrupt response and ultra-low standby power matter more than raw compute throughput. The 'LF' prefix denotes an extended-voltage 'F' flash variant designed for battery-powered systems. PIC16F153xx devices add Core Independent Peripherals - configurable logic blocks that run autonomously from the CPU, reducing code complexity and active-mode current.
Key feature highlights of this part include eXtreme Low-Power (XLP) technology with sub-uA sleep current, four configurable 10-bit PWM channels with complementary outputs, a Complementary Waveform Generator for FET-driver timing, and a 10-bit ADC with automatic averaging and threshold compare. The 10-bit PWMs support edge-aligned, center-aligned, and variable-phase operation, while the CWG can synthesize dead-band-controlled complementary waveforms for synchronous rectification and half-bridge control without CPU intervention.
Architecturally, the PIC16LF15313 family pairs the enhanced mid-range 8-bit core with interrupt-driven peripherals. The ADC integrates accumulation and threshold-based interrupts, so conversion-completed events can wake the core only when a measured value crosses a programmed window - critical for sensor polling at kHz rates with average current in single-digit uA. The internal 32 MHz oscillator eliminates external clock components, while the configuration word and PPS (Peripheral Pin Select) simplify mixed-signal PCB layouts.
Typical applications for the PIC16LF15313T-E/RFVAO include automotive sensor interfacing (AEC-Q100 Grade 1 qualified per the 'E' temperature suffix), LED lighting controllers, low-power IoT edge nodes, appliance user-interface panels, and compact motor-control timing nodes. Its AEC-Q100 qualification and -40C to +125C operating range make it a credible choice for under-hood and body-electronic modules where reliability over vehicle life matters.
When designing with this device, select the internal 32 MHz HFINTOSC for clock source unless a precise external reference is required, and pair it with the IDLE/NVREG low-power modes for battery life. Take care with the UDFN thermal pad layout - stitch thermal vias to the ground copper and never float the exposed pad, or the part will violate thermal and ESD performance budgets.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical low-power design notes not compiled in the manufacturer datasheet alone, giving engineers a single-page resource for sourcing and second-source decisions.
Drop-in alternatives for PIC16LF15313T-E/RFVAO — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16LF15323T-E/RFVAO
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC16LF15324T-E/RFVAO
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC16F15313T-E/RFVAO
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC16F15323T-E/RFVAO
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC16LF15313T-E/RFVAO Maximum Ratings & Electrical Characteristics
| Manufacturer | Microchip Technology |
| Product Family | PIC® 16F |
| Core | Enhanced mid-range 8-bit PIC |
| Program Memory | 3.5 KB (2K x 14) Flash |
| Data Memory (SRAM) | 256 bytes |
| Data EEPROM | 256 bytes |
| Maximum CPU Speed | 32 MHz |
| Supply Voltage | 3V (F-series wide-range VDD; LF low-voltage variant) |
| Operating Temperature | -40C to +125C (E suffix, automotive Grade 1) |
| Package / Case | 8-UDFN Exposed Pad (3x3 mm) |
| Mounting Type | Surface Mount |
| ADC | 10-bit with computation (ADC2) |
| DAC | 5-bit / 8-bit (programmable reference output) |
| Comparators | 2 (with selectable reference) |
| PWM Channels | 4 x 10-bit PWM |
| Complementary Waveform Generator (CWG) | 1 |
| Communication Interfaces | EUSART, SPI, I2C |
| AEC-Q100 Qualified | Yes (automotive grade, E temperature suffix) |
| RoHS Status | Compliant |
PIC16LF15313T-E/RFVAO Pin Configuration
| Pin 1 | RA5/CCP1 — Bidirectional I/O; CCP1 PWM output (PWM3) |
| Pin 2 | RA4/AN3 — Bidirectional I/O; analog channel 3 |
| Pin 3 | RA3/MCLR — Bidirectional I/O; master clear reset / programming voltage |
| Pin 4 | RA2/AN2 — Bidirectional I/O; analog channel 2 |
| Pin 5 | RA1/ICSPCLK — Bidirectional I/O; ICSP clock / alternative analog |
| Pin 6 | RA0/ICSPDAT — Bidirectional I/O; ICSP data / alternative analog |
| Pin 7 | VSS (GND) — Ground; exposed thermal pad (must be soldered to PCB ground with thermal vias) |
| Pin 8 | VDD — Positive supply voltage |
Typical Applications
PIC16LF15313T-E/RFVAO is suitable for 7 applications: Automotive Sensor Conditioning Nodes, LED Lighting Controllers, Low-Power IoT Edge Nodes, Home Appliance User-Interface Panels, Compact Fan / Motor Control Timing Nodes, Battery-Powered Medical and Wellness Devices, Industrial Remote Sensing and HVAC Controls.
Automotive Sensor Conditioning Nodes
The PIC16LF15313T-E/RFVAO fits automotive sensor conditioning because its AEC-Q100 Grade 1 qualification over -40C to +125C and its 10-bit ADC with computation (ADC2) enable threshold-based interrupts that wake the core only when readings cross programmed windows. The internal 32 MHz HFINTOSC eliminates external clock components, and the LF extended-voltage range supports 5V automotive rails plus battery-tolerant load-dump transients. Placed between the sensor front end and a LIN/CAN node, the CIP peripherals average noise and flag limits autonomously; tradeoff is the 8-bit core limits complex DSP-style filtering. Distributor pricing is approximately $1.32 at qty 1.
Recommended
LED Lighting Controllers
The PIC16LF15313T-E/RFVAO is well matched to compact LED lighting controllers thanks to its four 10-bit PWM channels and Complementary Waveform Generator (CWG), which produce dead-band-controlled complementary outputs for synchronous half-bridge FET driving. The internal 32 MHz clock supports PWM frequencies above the audible band (typically 20+ kHz) while the LF low-voltage rating lets the IC run directly from 12V or 24V LED strings via an LDO. Compared to discretes, the CWG off-loads dead-time generation from software and the comparator enables hysteretic current regulation; the tradeoff is the small 3.5 KB Flash budget constrains advanced color-mixing firmware.
Recommended
Low-Power IoT Edge Nodes
The PIC16LF15313T-E/RFVAO serves low-power IoT edge nodes where XLP (eXtreme Low-Power) sleep modes drop quiescent current below 1 uA, and the CIP peripherals (ADC2, comparators, CWG) handle periodic sensor reads without waking the CPU. A typical deployment wakes every 5-30 seconds to sample a temperature or moisture sensor, transmits via a low-cost radio module, then returns to deep-sleep. Compared to a 32-bit MCU, this part costs less and consumes less standby power; the tradeoff is no on-chip FPU or DSP for advanced on-device analytics, requiring edge-cloud split where needed.
Recommended
Home Appliance User-Interface Panels
The PIC16LF15313T-E/RFVAO drives appliance user-interface panels by decoding capacitive or resistive touch buttons, driving LED indication, and managing buzzer feedback. The internal 32 MHz clock and four PWMs support smooth LED dimming, and the EUSART/SPI/I2C interfaces tie directly to front-panel controllers or main-MCU link-up. The exposed-pad 8-UDFN package is small enough to fit behind a sealed membrane switch. A potential constraint is 3.5 KB Flash, so users with rich UI logic should consider the 7 KB or 14 KB PIC16LF15323/15324 variants on the same PCB footprint.
Recommended
Compact Fan / Motor Control Timing Nodes
The PIC16LF15313T-E/RFVAO works for compact fan and motor-control timing nodes because the CWG produces deterministic dead-band-controlled complementary outputs for FET half-bridge or full-bridge drivers without firmware intervention. The four 10-bit PWMs provide commutation phase control, while the comparators enable cycle-by-cycle current limiting using a low-side shunt. Compared to a dedicated motor controller, this part is cheaper but offers no FOC support - duty-cycle V/Hz control is the practical operating regime. Pricing is approximately $1.32 at qty 1 as of 2026-09-23.
Battery-Powered Medical and Wellness Devices
The PIC16LF15313T-E/RFVAO is suitable for battery-powered medical and wellness peripherals where sub-uA sleep current extends coin-cell life to multi-year targets and AEC-Q100 reliability screening provides extra quality assurance for non-automotive regulated products. The 10-bit ADC supports measurements of thermistor, photodiode, or pulse-oximeter analog front ends, while the EUSART/SPI/I2C links to companion radios or displays. Compared to 32-bit MCUs, this part consumes markedly less standby current. Tradeoff: the 8-bit core limits advanced signal-processing algorithms; intensive DSP should run in a separate processor.
Recommended
Industrial Remote Sensing and HVAC Controls
The PIC16LF15313T-E/RFVAO is a fit for industrial remote sensing and HVAC controls, leveraging its -40C to +125C range, 32 MHz core, and Core Independent Peripherals to autonomously sample temperature, humidity, or pressure sensors and trigger relays or 0-10V outputs. The CIP-based autonomous operation lets the MCU wake only on threshold events, supporting maintenance-free battery deployment for months or years. Limitation: small 3.5 KB Flash restricts complexity in HVAC setpoint algorithms; for richer logic, drop-in to PIC16LF15323T-E/RFVAO. The UDFN package fits inside tight industrial sensor enclosures.
Recommended
Recommended Products Summary
Engineering reference data for PIC16LF15313T-E/RFVAO — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16LF15323T-E/RFVAO | PIC16LF15324T-E/RFVAO | PIC16F15313T-E/RFVAO |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 8-UDFN (3x3 mm, exposed pad) | 8-UDFN (3x3 mm, exposed pad) - same | 8-UDFN (3x3 mm, exposed pad) - same | 8-UDFN (3x3 mm, exposed pad) - same |
| Flash Memory | 3.5 KB (2K x 14) | 7 KB (4K x 14) | 14 KB (8K x 14) | 3.5 KB (2K x 14) |
| SRAM | 256 B | 512 B | 1024 B | 256 B |
| CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| AEC-Q100 Qualified | Yes (Grade 1) | Yes (Grade 1) | Yes (Grade 1) | Yes (Grade 1) |
| PWM Channels | 4 x 10-bit | 4 x 10-bit | 4 x 10-bit | 4 x 10-bit |
| Operating Temperature | -40C to +125C (E) | -40C to +125C (E) | -40C to +125C (E) | -40C to +125C (E) |
Key Differentiators
- AEC-Q100 Grade 1 qualified in the smallest footprint of the family (vs PIC16LF1847T-I/3NR)
- Drop-in identical UDFN-8 package across LF15313/15323/15324 family (vs PIC16LF15324T-E/RFVAO)
- XLP eXtreme Low-Power modes for sub-uA standby (vs Generic 8-bit microcontrollers (e.g., ATtiny series in larger QFN/DFN packages))
Design Notes
Estimated: at 32 MHz and full peripheral operation, the PIC16LF15313T-E/RFVAO draws ~3 mA typical from a 3.3V rail. With the 8-UDFN exposed pad soldered to a 1 square inch of 2 oz copper with 4 thermal vias to the inner ground plane, theta_JA is approximately 60 C/W, allowing up to 1W continuous dissipation before exceeding the +125C junction limit. Never float the exposed pad - it doubles as the primary GND return and the dominant thermal path; a floating pad will degrade both ESD and DC power dissipation. For applications near the 1W envelope, populate thermal vias directly under the pad with a 0.2-0.3 mm drill, plated, with copper pads on both sides and stitched to the GND pour.
Place a 100 nF decoupling capacitor as close to VDD (pin 8) as possible, ideally within 1-2 mm, plus a 1 uF bulk capacitor on the same rail. For ADC accuracy, add a 100 nF + 10 uF LC filter on the analog supply if a separate analog rail is used, and use a separate AVSS/AGND star-ground at the exposed pad. Decoupling values assume typical 32 MHz core operation; for sleep-mode quiescent currents below 1 uA, ensure capacitors have low leakage (C0G/NP0 ceramic preferred over electrolytic). Connect the MCLR pin (pin 3) via a 10 kohm pull-up to VDD and a 100 nF to ground for protection against fast transient spikes (automotive load-dump and ISO 7637-2 pulses).
Estimated: a common pitfall is forgetting that the 8-UDFN package is also referenced as HVSON - if you search for HVSON-compatible footprints in CAD libraries, double-check the central thermal pad dimensions, since some HVSON variants use 2.5x4 mm or 3x3 mm with different pad sizes. Another pitfall is configuring PPS (Peripheral Pin Select) without enabling the relevant peripheral CON register bits - the peripheral will not function even though the PPS assignment is correct, leading to confusing 'dead-pin' behavior. Finally, in CIP-driven designs, verify the CWG auto-shutdown register settings; if the shutdown event source is misconfigured, the CWG can latch the outputs off after the first comparator trigger, halting motor or LED operation until a software reset clears the latch.
Compliance Information
AEC-Q100 Grade 1 qualified per the 'E' temperature suffix. RoHS compliant per Microchip product page. Halogen-free status not explicitly confirmed in distributor or manufacturer data provided - marked 'unknown'.
