STM8AL3136UCY STMicroelectronics Integrated Circuit (Quad Flat No-Lead) In Stock
STM8AL3136UCY is an automotive-grade 8-bit ultra-low-power microcontroller by STMicroelectronics with up to 32 KB Flash memory and integrated LCD controller. Key specs: STM8 core at 16 MHz, RTC, EEPROM, ADC, DAC, DMA, USART, I2C, and SPI peripherals in a QFN package. Available in stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat No-Lead
- Pin Count
- 33
- Lifecycle
- ACTIVE
- Datasheet
- STM8AL3136UCY Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.3774(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of STM8AL3136UCY?
- Automotive AEC-Q100 qualification and -40°C to 125°C operating range enable reliable deployment in body control modules and instrument clusters without additional qualification effort
- Integrated LCD segment driver, RTC, and data EEPROM in a single 8-bit MCU eliminates external peripheral ICs, reducing BOM cost and PCB area in display-equipped automotive accessories
- Ultra-low-power design with multiple low-power modes extends battery life and supports stop-start duty cycles typical of automotive cabin and sensor modules
What is STM8AL3136UCY used for?
The STM8AL3136UCY is designed for automotive body electronics including keyless entry systems, tire pressure monitors, climate control panels, and instrument cluster displays that require an LCD interface and reliable operation from -40°C to 125°C. Its combination of ADC, DAC, USART, I2C, and SPI peripherals with ultra-low standby current also makes it suitable for battery-backed sensor nodes and remote monitoring applications in industrial and consumer appliances.
What are the specifications of STM8AL3136UCY?
| Factory Lead Time | 16Weeks |
| YTEOL | 9 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | STM8 |
| Clock Frequency-Max | 16MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-XQCC-N48 |
| Low Power Mode | YES |
| Number of DMA Channels | 4 |
| Number of External Interrupts | 8 |
| Number of I/O Lines | 30 |
| Number of Serial I/Os | 1 |
| Number of Timers | 5 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | LCC32,.2SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| RAM (bytes) | 2048 |
| ROM (words) | 8192 |
| ROM Programmability | FLASH |
| Screening Level | AEC-Q100 |
| Speed | 16MHz |
| Supply Current-Max | 4.9mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 1.65V |
| Supply Voltage-Nom | 1.8V |
| Surface Mount | YES |
| Technology | CMOS |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.15 |
| Country of Origin | Philippines |
Where can I find the STM8AL3136UCY datasheet?
STM8AL3136UCY Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for STM8AL3136UCY?
Compatible alternatives and drop-in replacements for STM8AL3136UCY:
Frequently Asked Questions
What is the maximum CPU clock frequency of the STM8AL3136UCY, and how much Flash memory does it include?
The STM8AL3136UCY runs the STM8 core at up to 16 MHz and includes up to 32 KB of internal Flash memory for program storage, along with integrated data EEPROM for non-volatile parameter retention without external serial flash or FRAM components, making it self-contained for most small to medium automotive firmware applications.
Is the STM8AL3136UCY qualified for automotive use, and what temperature range does it support?
Yes, the STM8AL3136UCY is designed for automotive applications and meets the AEC-Q100 Grade 1 standard, operating from -40°C to 125°C junction temperature. This makes it suitable for under-hood and passenger compartment automotive electronics including body control modules, seat control units, and HVAC actuator controllers that must survive extreme thermal cycling.
What communication peripherals are integrated in the STM8AL3136UCY, and which industrial protocols can it support?
The MCU integrates USART, I2C, and SPI interfaces, enabling communication with external sensors, displays, EEPROMs, and network transceivers. The USART supports LIN protocol widely used in automotive sub-networks at up to 20 kbps, while the SPI operates at up to 8 MHz for high-speed peripheral access and the I2C supports 400 kHz Fast Mode for connecting environmental sensors and RTC modules.
Which on-chip analog peripherals does the STM8AL3136UCY offer, and how do they benefit sensor-based designs?
The device includes an ADC with multiple channels for reading resistive sensors and voltage monitors, a DAC for analog output control of actuators or audio signals, and built-in comparators for threshold detection. These on-chip analog peripherals eliminate external op-amp and DAC ICs in closed-loop control designs, reducing solution size by several components and improving signal-chain integrity in battery-powered automotive sensor modules.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.8400 | $1.84 |
| 500+ | $1.7800 | $890.00 |
| 2940+ | $1.6053 | $4719.58 |
| 11760+ | $1.3916 | $16365.22 |
| 23520+ | $1.3845 | $32563.44 |
| 47040+ | $1.3774 | $64792.90 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit