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Home > Products > Integrated Circuits (ICs) > Embedded - Microcontrollers > PIC16LF15345-E/SO
Microchip Technology
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PIC16LF15345-E/SO

In Stock 29729 pcs Reference Price(In US Dollars)
532+
$1.2961
Manufacturer Part Number:
PIC16LF15345-E/SO
Manufacturer / Brand
Microchip Technology
Part of Description:
IC MCU 8BIT 14KB FLASH 20SO
Datasheets:
PIC16LF15345-E/SO(1).pdfPIC16LF15345-E/SO(2).pdfPIC16LF15345-E/SO(3).pdfPIC16LF15345-E/SO(4).pdfPIC16LF15345-E/SO(5).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 29729 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number PIC16LF15345-E/SO
Manufacturer / Brand Microchip Technology
Stock Quantity 29729 pcs Stock
Category Integrated Circuits (ICs) > Embedded - Microcontrollers
Description IC MCU 8BIT 14KB FLASH 20SO
Lead Free Status / RoHS Status: ROHS3 Compliant
Voltage - Supply (Vcc/Vdd) 1.8V ~ 3.6V
Supplier Device Package 20-SOIC
Speed 32MHz
Series PIC® XLP™ 16F
RAM Size 1K x 8
Program Memory Type FLASH
Program Memory Size 14KB (8K x 14)
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Package / Case 20-SOIC (0.295', 7.50mm Width)
Package Tube
Oscillator Type Internal
Operating Temperature -40°C ~ 125°C (TA)
Number of I/O 18
Mounting Type Surface Mount
EEPROM Size 224 x 8
Data Converters A/D 17x10b; D/A 1x5b
Core Size 8-Bit
Core Processor PIC
Connectivity I²C, LINbus, SPI, UART/USART
Base Product Number PIC16LF15345

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges： (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



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Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


Frequently Asked Questions

Can the PIC16LF15345-E/SO operate reliably in industrial environments with wide temperature fluctuations, and what design considerations are needed for long-term stability?
Yes, the PIC16LF15345-E/SO is rated from -40°C to 125°C, making it suitable for harsh industrial applications. However, proper thermal management, decoupling capacitors near power pins, and avoiding mechanical stress on the 20-SOIC package are essential to ensure long-term reliability. The internal oscillator stability may require calibration if precise timing is critical across temperature extremes.
What are the key differences between the PIC16LF15345-E/SO and its non-low-power counterpart, and when should I prefer the LF version for battery-powered designs?
The PIC16LF15345-E/SO features ultra-low power consumption (down to 10 µA in sleep mode), which distinguishes it from standard-voltage variants like the PIC16F15345. This makes it ideal for energy-constrained applications such as IoT sensors or remote monitoring devices. If your system runs on a coin cell or solar-powered setup, the LF version significantly extends operational lifetime compared to higher-power alternatives.
How does the internal oscillator of the PIC16LF15345-E/SO perform in noisy environments, and can it be used without an external crystal?
The PIC16LF15345-E/SO includes a precision internal oscillator capable of 32 MHz operation with ±1% accuracy over temperature and voltage. While sufficient for many applications, it may drift under rapid supply voltage changes or EMI exposure. For mission-critical timing (e.g., UART baud rate generation), consider using an external crystal or adding filtering components. In cost-sensitive, non-timing-critical designs, the internal oscillator is reliable and eliminates external component costs.
Is it possible to replace the PIC16LF15345-E/SO with another Microchip part without redesigning the PCB layout?
Direct pin-compatible replacements include the PIC16F15345-E/SO, though it lacks the ultra-low-power features of the LF variant. However, the F-series typically consumes more current and operates at higher voltages, potentially requiring firmware adjustments for power management. Always verify I/O count, peripheral configuration, and supply range compatibility before substitution. Migration to a different package (e.g., PDIP instead of SOIC) will necessitate layout changes.
What precautions should be taken when using the 18 GPIOs on the PIC16LF15345-E/SO with inductive loads or high-current peripherals?
Driving inductive loads directly from GPIOs risks latch-up or damage due to back-EMF. Use flyback diodes or optoisolators for relays and motors. For higher current requirements, drive transistors or external buffers. The GPIOs source/sink up to 25 mA each but share limited total current budgets—consult the datasheet for per-pin and bank-wise limits. Proper PCB layout with adequate trace width and ground returns also reduces noise coupling and improves signal integrity.
Can the PIC16LF15345-E/SO interface directly with 5V logic levels from sensors or modules while operating at 3.3V VDD?
No, the device operates only within 1.8V to 3.6V. Connecting 5V signals to inputs may exceed absolute maximum ratings and cause permanent damage. Use level-shifting circuitry such as resistor dividers (for unidirectional signals) or dedicated bidirectional translators like the TXB0104. Avoid relying solely on Schmitt triggers or pull-downs—these do not clamp overvoltage conditions.
How many analog-to-digital converter (ADC) channels are available, and how should they be configured for optimal performance?
The PIC16LF15345-E/SO provides 17 ADC channels with 10-bit resolution. To achieve accurate results, enable auto-sampling, use the internal bandgap reference for consistent conversion thresholds, and ensure analog inputs are decoupled with small ceramic capacitors. Note that adjacent digital switching can inject noise; separate analog and digital ground planes where feasible, and route sensitive traces away from high-speed digital lines.
What is the impact of enabling the watchdog timer (WDT) on power consumption in sleep modes, and how does it affect battery life?
When the WDT is active, it periodically wakes the MCU to reset the system if hung, preventing lockups. However, this adds minor but measurable current draw—typically tens of nanoamps during WDT periods. In deep sleep modes, this effect is negligible for most applications. Still, disabling the WDT when not required can extend battery life slightly. Always weigh reliability needs against power savings in long-duration deployments.
Are there any known limitations when using the LINbus peripheral with the PIC16LF15345-E/SO in automotive networks?
The LINbus module supports standard LIN protocol up to 20 kbps, but does not implement full ISO 9141 or ISO 17987 compliance out of the box. It lacks hardware error recovery mechanisms found in automotive-grade MCUs. For production automotive use, verify functional safety requirements and consider additional software validation. Also confirm that the internal oscillator meets LIN timing tolerances under all operating conditions.
Can the FLASH memory of the PIC16LF15345-E/SO be reprogrammed multiple times without erasing the entire application?
Yes, individual FLASH blocks can be erased and rewritten using Microchip’s programming tools, provided the write/erase cycles stay within the specified endurance limit (typically 10k cycles). However, frequent partial updates increase wear and risk corruption. For field-updatable firmware, structure code to minimize flash modifications, and consider storing new data in EEPROM or external memory if longevity is a concern.

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