STM32L051K8T6Alternatives & Equivalent Parts
About STM32L051K8T6
STM32L051K8T6 is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Quad Flat Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | STM32L051K8T6Source | LPV821DBVR | SI2302CDS-T1-E3 | 1775469-2 | STM32L051K6T6 | STM32L051K8T7 | STM32L081KZT6 | STM32L031K6T6 | STM32L031K6T7 | STM32L082KZT6 |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Texas Instruments | Vishay | TE Connectivity | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat Packages | SOT23 (5-Pin) | SOT23 (3-Pin) | Other | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 32 | 5 | 3 | 4 | 32 | 32 | 32 | 32 | 32 | 32 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | ~ 150.0°C | -25.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C |
| Price | $1.5544 | $1.0799 | $0.1115 | $0.2917 | $1.4659 | $1.2707 | $2.4444 | $1.0800 | $0.9900 | $2.4104 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | NOT RECOMMENDED | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||||
| Factory Lead Time | 13 Weeks | — | 15 Weeks | — | 13 Weeks | 13 Weeks | 15 Weeks | — | 13 Weeks | 15 Weeks |
| YTEOL | 9 | 15 | 3 | 8.4 | 9 | 9 | 9 | 9 | 9 | 9 |
| Has ADC | YES | — | — | — | YES | YES | YES | YES | YES | YES |
| Bit Size | 32 | — | — | — | 32 | 32 | 32 | 32 | 32 | 32 |
| Boundary Scan | NO | — | — | — | NO | NO | — | NO | NO | NO |
| CPU Family | CORTEX-M0 | — | — | — | CORTEX-M0 | CORTEX-M0 | — | CORTEX-M0 | CORTEX-M0 | CORTEX-M0 |
| Clock Frequency-Max | 25 MHz | — | — | — | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| DAC Channels | NO | — | — | — | NO | NO | — | NO | NO | YES |
| DMA Channels | YES | — | — | — | YES | YES | YES | YES | YES | YES |
| Integrated Cache | NO | — | — | — | NO | NO | — | — | — | NO |
| JESD-30 Code | S-PQFP-G32 | R-PDSO-G5 | R-PDSO-G3 | — | S-PQFP-G32 | S-PQFP-G32 | — | S-PQFP-G32 | S-PQFP-G32 | S-PQFP-G32 |
| JESD-609 Code | e3 | e4 | e3 | — | e4 | e3 | e4 | e4 | e4 | e4 |
| Low Power Mode | YES | — | — | — | YES | YES | — | — | — | YES |
| Number of DMA Channels | 7 | — | — | — | 7 | 7 | — | 7 | 7 | 7 |
| Number of I/O Lines | 25 | — | — | — | 25 | 25 | 25 | 25 | 25 | 25 |
| Number of Timers | 5 | — | — | — | 5 | 5 | — | 5 | 5 | 8 |
| On Chip Program ROM Width | 8 | — | — | — | 8 | 8 | — | 8 | 8 | 8 |
| PWM Channels | YES | — | — | — | YES | YES | YES | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | QFP32,.35SQ,32 | — | — | — | QFP32,.35SQ,32 | QFP32,.35SQ,32 | — | — | — | QFP32,.35SQ,32 |
| Package Shape | SQUARE | RECTANGULAR | RECTANGULAR | — | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | FLATPACK, LOW PROFILE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE | — | FLATPACK, LOW PROFILE | FLATPACK, LOW PROFILE | FLATPACK, LOW PROFILE | FLATPACK, LOW PROFILE | FLATPACK, LOW PROFILE | FLATPACK, LOW PROFILE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | — | 260 | 260 | 260 | 260 | 260 | 260 |
| RAM (bytes) | 8192 | — | — | — | 8192 | 8192 | — | 8192 | 8192 | 20480 |
| ROM (words) | 65536 | — | — | — | 32768 | 65536 | — | 32768 | 32768 | 196608 |
| ROM Programmability | FLASH | — | — | — | FLASH | FLASH | — | FLASH | FLASH | FLASH |
| Speed | 32 MHz | — | — | — | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Supply Current-Max | 6.8 mA | 0.0079 mA | — | — | 6.8 mA | 6.8 mA | — | — | — | 105 mA |
| Supply Voltage-Max | 3.6 V | — | — | — | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | 3 V | — | — | — | 3 V | 3 V | 1.8 V | 3 V | 3 V | 3 V |
| Supply Voltage-Nom | 3 V | — | — | — | 3 V | 3 V | 3 V | 3 V | 3 V | 3 V |
| Surface Mount | YES | YES | YES | — | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | BICMOS | — | — | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | AUTOMOTIVE | — | — | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | INDUSTRIAL | — |
| Terminal Finish | Tin (Sn) - immersion | Nickel/Palladium/Gold (Ni/Pd/Au) | MATTE TIN | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin (Sn) - immersion | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | — | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.8 mm | 0.95 mm | — | 2 mm | 0.8 mm | 0.8 mm | 0.8 mm | 0.8 mm | 0.8 mm | 0.8 mm |
| Terminal Position | QUAD | DUAL | DUAL | — | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | — | — | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Pbfree Code | — | Yes | — | Yes | — | — | — | — | — | — |
| Date Of Intro | — | 2017-12-23 | — | — | — | — | — | — | — | — |
| Amplifier Type | — | OPERATIONAL AMPLIFIER | — | — | — | — | — | — | — | — |
| Architecture | — | CURRENT-FEEDBACK | — | — | — | — | — | — | — | — |
| Common-mode Reject Ratio-Min | — | 100 dB | — | — | — | — | — | — | — | — |
| Common-mode Reject Ratio-Nom | — | 125 dB | — | — | — | — | — | — | — | — |
| Frequency Compensation | — | YES | — | — | — | — | — | — | — | — |
| Input Offset Voltage-Max | — | 10 µV | — | — | — | — | — | — | — | — |
| Low-Bias | — | NO | — | — | — | — | — | — | — | — |
| Low-Offset | — | YES | — | — | — | — | — | — | — | — |
| Micropower | — | YES | — | — | — | — | — | — | — | — |
| Number of Functions | — | 1 | — | — | — | — | — | — | — | — |
| Packing Method | — | TR | — | — | — | — | — | — | — | — |
| Power | — | NO | — | — | — | — | — | — | — | — |
| Programmable Power | — | NO | — | — | — | — | — | — | — | — |
| Slew Rate-Nom | — | 0.0033 V/us | — | — | — | — | — | — | — | — |
| Supply Voltage Limit-Max | — | 4 V | — | — | — | — | — | — | — | — |
| Supply Voltage-Nom (Vsup) | — | 3.3 V | — | — | — | — | — | — | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | — | — | — | — | — | — | — |
| Unity Gain BW-Nom | — | 8 | — | — | — | — | — | — | — | — |
| Wideband | — | NO | — | — | — | — | — | — | — | — |
| Configuration | — | — | SINGLE WITH BUILT-IN DIODE | — | — | — | — | — | — | — |
| DS Breakdown Voltage-Min | — | — | 20 V | — | — | — | — | — | — | — |
| Drain Current-Max (ID) | — | — | 2.6 A | — | — | — | — | — | — | — |
| Drain-source On Resistance-Max | — | — | 0.057 Ω | — | — | — | — | — | — | — |
| FET Technology | — | — | METAL-OXIDE SEMICONDUCTOR | — | — | — | — | — | — | — |
| JEDEC-95 Code | — | — | TO-236AB | — | — | — | — | — | — | — |
| Number of Elements | — | — | 1 | — | — | — | — | — | — | — |
| Operating Mode | — | — | ENHANCEMENT MODE | — | — | — | — | — | — | — |
| Polarity/Channel Type | — | — | N-CHANNEL | — | — | — | — | — | — | — |
| Power Dissipation-Max (Abs) | — | — | 0.86 W | — | — | — | — | — | — | — |
| Qualification Status | — | — | Not Qualified | — | — | — | — | — | — | — |
| Transistor Application | — | — | SWITCHING | — | — | — | — | — | — | — |
| Transistor Element Material | — | — | SILICON | — | — | — | — | — | — | — |
| Board Mounting Option | — | — | — | PEG | — | — | — | — | — | — |
| Body Breadth | — | — | — | 0.299 inch | — | — | — | — | — | — |
| Body Depth | — | — | — | 0.217 inch | — | — | — | — | — | — |
| Body Length | — | — | — | 0.291 inch | — | — | — | — | — | — |
| Body/Shell Style | — | — | — | PLUG | — | — | — | — | — | — |
| Connector Type | — | — | — | BOARD CONNECTOR | — | — | — | — | — | — |
| Contact Finish Mating | — | — | — | NOT APPLICABLE | — | — | — | — | — | — |
| Contact Gender | — | — | — | MALE | — | — | — | — | — | — |
| Contact Material | — | — | — | NOT APPLICABLE | — | — | — | — | — | — |
| Contact Pattern | — | — | — | RECTANGULAR | — | — | — | — | — | — |
| Contact Style | — | — | — | SQ PIN-SKT | — | — | — | — | — | — |
| DIN Conformance | — | — | — | NO | — | — | — | — | — | — |
| Durability | — | — | — | 50 Cycles | — | — | — | — | — | — |
| EMI Shielded | — | — | — | NO | — | — | — | — | — | — |
| Empty Shell | — | — | — | YES | — | — | — | — | — | — |
| Filter Feature | — | — | — | NO | — | — | — | — | — | — |
| IEC Conformance | — | — | — | NO | — | — | — | — | — | — |
| Insertion Force-Max | — | — | — | 6.672 N | — | — | — | — | — | — |
| Insulation Resistance | — | — | — | 500000000 Ω | — | — | — | — | — | — |
| Insulator Color | — | — | — | NATURAL | — | — | — | — | — | — |
| Insulator Material | — | — | — | GLASS FILLED POLYAMIDE9T | — | — | — | — | — | — |
| MIL Conformance | — | — | — | NO | — | — | — | — | — | — |
| Mains Connector Rating | — | — | — | 3A | — | — | — | — | — | — |
| Mating Contact Pitch | — | — | — | 0.079 inch | — | — | — | — | — | — |
| Mixed Contacts | — | — | — | NO | — | — | — | — | — | — |
| Mounting Option 1 | — | — | — | LOCKING | — | — | — | — | — | — |
| Mounting Style | — | — | — | RIGHT ANGLE | — | — | — | — | — | — |
| Mounting Type | — | — | — | BOARD | — | — | — | — | — | — |
| Number Of Connectors | — | — | — | ONE | — | — | — | — | — | — |
| Number Of PCB Rows | — | — | — | 1 | — | — | — | — | — | — |
| Number of Ports | — | — | — | 1 | — | — | — | — | — | — |
| Number of Rows Loaded | — | — | — | 1 | — | — | — | — | — | — |
| Option | — | — | — | GENERAL PURPOSE | — | — | — | — | — | — |
| PCB Contact Pattern | — | — | — | RECTANGULAR | — | — | — | — | — | — |
| Panel Mount | — | — | — | NO | — | — | — | — | — | — |
| Plating Thickness | — | — | — | 80u inch | — | — | — | — | — | — |
| Polarization Key | — | — | — | POLARIZED | — | — | — | — | — | — |
| Rated Current (Signal) | — | — | — | 3 A | — | — | — | — | — | — |
| Rated Voltage | — | — | — | 250 V | — | — | — | — | — | — |
| Reference Standard | — | — | — | UL | — | — | — | — | — | — |
| Terminal Length | — | — | — | 0.039 inch | — | — | — | — | — | — |
| Termination Type | — | — | — | SURFACE MOUNT | — | — | — | — | — | — |
| Total Number of Contacts | — | — | — | 2 | — | — | — | — | — | — |
| UL Flammability Code | — | — | — | 94V-0 | — | — | — | — | — | — |
| Wire Size-Max | — | — | — | 30 AWG | — | — | — | — | — | — |
| Withdrawl Force-Min | — | — | — | .7784 N | — | — | — | — | — | — |
| Configuration Features: Number of Positions 2 | — | — | — | Number of Rows 1 | — | — | — | — | — | — |
| Contact Features: Contact Mating Area Plating Material Thickness 2 MICM | — | — | — | Contact Type Pin | — | — | — | — | — | — |
| Contact Current Rating (Max) 3 AMP | — | — | — | Mating Square Post Dimension .02 INCH | — | — | — | — | — | — |
| Contact Mating Area Length 3.53 MM | — | — | — | Contact Mating Area Plating Material Thickness 80 MICIN | — | — | — | — | — | — |
| Format | — | — | — | — | — | — | — | — | — | FIXED POINT |
| Number of External Interrupts | — | — | — | — | — | — | — | — | — | 29 |
| Number of Serial I/Os | — | — | — | — | — | — | — | — | — | 5 |
| On Chip Data RAM Width | — | — | — | — | — | — | — | — | — | 8 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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RISC Microcontroller, 32-Bit, FLASH, CORTEX-M0 CPU, 32MHz, CMOS, PQFP32
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M0 CPU, 32MHz, CMOS, PQFP32
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M0 CPU, 32MHz, CMOS, PQFP32
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M0 CPU, 32MHz, CMOS, PQFP32
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M0 CPU, 32MHz, CMOS, PQFP32
Why Look for Alternatives?
Finding alternatives for STM32L051K8T6 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating STM32L051K8T6 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to STM32L051K8T6?
Known equivalents for STM32L051K8T6 include LPV821DBVR, SI2302CDS-T1-E3, 1775469-2. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32L051K8T6?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify STM32L051K8T6 alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.