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Home Products Integrated Circuits (ICs)Embedded - Microcontrollers~~STM8L101F1U6ATR~~

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STM8L101F1U6ATR - STMicroelectronics

Name: STMicroelectronics STM8L101F1U6ATR
Brand: STMicroelectronics
SKU: STM8L101F1U6ATR
Availability: InStock
Rating: 5 (1 reviews)

Manufacturer Part Number: STM8L101F1U6ATR

Manufacturer: STMicroelectronics

Allelco Part Number: 32D-STM8L101F1U6ATR

Warranty: 1 Year Allelco Warranty - Find out more

Parts Description: IC MCU 8BIT 2KB FLASH 20UFQFPN

Package: 20-UFQFPN (3x3)

Data sheet: 1.STM8L101F1U6ATR.pdf ...

HTML Datasheet
STM8L101x1, x2, x3.pdf

PCN Packaging
2.73KHz.pdf

PCN Design/Specification
Cylindrical Battery Holders.pdf

RoHs Status: ROHS3 Compliant

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Specifications

STM8L101F1U6ATR Tech Specifications
STMicroelectronics - STM8L101F1U6ATR technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - STM8L101F1U6ATR

Product Attribute	Attribute Value
Manufacturer	STMicroelectronics
Voltage - Supply (Vcc/Vdd)	1.65V ~ 3.6V
Supplier Device Package	20-UFQFPN (3x3)
Speed	16MHz
Series	STM8L EnergyLite
RAM Size	1.5K x 8
Program Memory Type	FLASH
Program Memory Size	2KB (2K x 8)
Peripherals	Infrared, POR, PWM, WDT
Package / Case	20-UFQFN
Package	Tape & Reel (TR)

Product Attribute	Attribute Value
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Number of I/O	18
Mounting Type	Surface Mount
EEPROM Size	-
Data Converters	-
Core Size	8-Bit
Core Processor	STM8
Connectivity	I²C, SPI, UART/USART
Base Product Number	STM8

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8542.31.0001

Parts Introduction

Manufacturer Part Number

STM8L101F1U6ATR

Manufacturer

STMicroelectronics

Introduction

An 8-Bit EnergyLite microcontroller for power-sensitive applications

Product Features and Performance

STM8 Core Processor

8-Bit Core Size

16MHz Operating Speed

I2C, SPI, UART/USART Connectivity

Infrared, Power-on Reset, Pulse Width Modulation, Watchdog Timer Peripherals

18 I/O Pins

2KB FLASH Program Memory

5KB RAM

Internal Oscillator

20-UFQFPN Surface Mount Package

Operating Temperature Range from -40°C to 85°C

Product Advantages

Low-power operation for energy-efficient designs

High-temperature tolerance for harsh environments

Optimized for battery-powered applications

Compact 20-UFQFN package saves space on PCB

Key Technical Parameters

Core Size: 8-Bit

Speed: 16MHz

Program Memory: 2KB FLASH

RAM Size: 1.5KB

Voltage Supply Range: 1.65V to 3.6V

Mounting Type: Surface Mount

20-UFQFN Package

Quality and Safety Features

Extended operating temperature range ensures reliability

Watchdog Timer for system stability

Compatibility

Compatible with various I2C, SPI, UART/USART devices

Application Areas

Battery-powered devices

Energy-saving applications

Portable electronics

Industrial controls

Product Lifecycle

Active product status

Not indicated as nearing discontinuation

Information on replacements or upgrades not provided

Several Key Reasons to Choose This Product

Efficient energy consumption extends battery life

Compact size for space-sensitive applications

Broad connectivity for flexible design integration

Robust temperature range for diverse environmental usage

STM8 Core offers a balance of performance and power savings

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics STM8L101F1U6ATR

Product Attribute
Part Number	STM8L101F2U6TR	STM8L101F2P3TR	STM8L052R8T6TR	STM8L052C6T6TR
Manufacturer	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics
Peripherals	-	-	-	-
EEPROM Size	-	-	-	-
RAM Size	-	-	-	-
Connectivity	-	-	-	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Oscillator Type	-	-	-	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Program Memory Size	-	-	-	-
Speed	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Data Converters	-	-	-	-
Core Processor	-	-	-	-
Voltage - Supply (Vcc/Vdd)	-	-	-	-
Program Memory Type	-	-	-	-
Number of I/O	-	-	-	-
Series	-	-	-	-
Core Size	-	-	-	-

STM8L101F1U6ATR Datasheet PDF

Download STM8L101F1U6ATR pdf datasheets and STMicroelectronics documentation for STM8L101F1U6ATR - STMicroelectronics.

HTML Datasheet: STM8L101x1, x2, x3.pdf
PCN Packaging: 2.73KHz.pdf
PCN Design/Specification: Cylindrical Battery Holders.pdf

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Customer Reviews

Evaluation: 10 Articles

Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.
Daic***K.

Mar 23, 2026

Very good. No issue after long time testing.
Kevi***.

Mar 17, 2026

Fast switching and stable output. Very satisfied with this IC
Daou***hekebkeb

Jun 16, 2024

I had a great experience purchasing items from Allelcoelec, I recommend
Uri ***al

Jun 19, 2024

Good comunication,
Transpnt regarding the process and price.
Yaqu***l Ali

Jun 19, 2024

Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.
Lea ***

Jun 19, 2024

Morrey was very helpful and right on top of things!
He replied quickly to my RFQ. He was very courteous and professional.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

Use your express account for shipment if you have one.
Use our account for the shipment. Refer to the table below for the approximate charges.

(Different time frame / countries / package size has different price.)

Delivery Method

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

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