STM32L552ZET3Alternatives & Equivalent Parts
About STM32L552ZET3
STM32L552ZET3 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 | STM32L552ZET3Source | STM32L552ZET6 | STM32L552ZET6Q | STM32L552ZCT6Q | STM32L562ZET6TR |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 144 | 144 | 144 | 144 | 144 |
| Temperature Range | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $7.5200 | $6.2711 | $7.2087 | $6.4398 | $6.4384 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Factory Lead Time | 12 Weeks | 12 Weeks | 12 Weeks | 12 Weeks | 12 Weeks |
| YTEOL | 9 | 9 | 9 | 9 | 9 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Date Of Intro | — | 2019-12-23 | 2019-12-23 | 2019-12-23 | — |
| Has ADC | — | YES | YES | YES | YES |
| Bit Size | — | 32 | 32 | 32 | 32 |
| Boundary Scan | — | YES | YES | YES | YES |
| CPU Family | — | CORTEX-M33 | CORTEX-M33 | CORTEX-M33 | CORTEX-M33 |
| Clock Frequency-Max | — | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| DAC Channels | — | YES | YES | YES | YES |
| DMA Channels | — | YES | YES | YES | YES |
| Format | — | FLOATING POINT | FLOATING POINT | FLOATING POINT | FLOATING POINT |
| Integrated Cache | — | YES | YES | YES | YES |
| JESD-30 Code | — | S-PQFP-G144 | S-PQFP-G144 | S-PQFP-G144 | S-PQFP-G144 |
| Low Power Mode | — | YES | YES | YES | YES |
| Number of DMA Channels | — | 14 | 14 | 14 | 14 |
| Number of External Interrupts | — | 43 | 43 | 43 | — |
| Number of I/O Lines | — | 115 | 111 | 111 | 115 |
| Number of Serial I/Os | — | 9 | 9 | 9 | 15 |
| Number of Timers | — | 15 | 15 | 15 | 14 |
| On Chip Data RAM Width | — | 8 | 8 | 8 | 8 |
| On Chip Program ROM Width | — | 8 | 8 | 8 | 8 |
| PWM Channels | — | YES | YES | YES | YES |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | — | QFP144,.87SQ,20 | QFP144,.87SQ,20 | QFP144,.87SQ,20 | QFP144,.87SQ,20 |
| Package Shape | — | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | — | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | — | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| RAM (bytes) | — | 393216 | 393216 | 393216 | — |
| ROM (words) | — | 524288 | 524288 | 262144 | 524288 |
| ROM Programmability | — | FLASH | FLASH | FLASH | FLASH |
| Speed | — | 110 MHz | 110 MHz | 110 MHz | 110 MHz |
| Supply Current-Max | — | 31.38 mA | 31.38 mA | 31.38 mA | — |
| Supply Voltage-Max | — | 3.6 V | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | — | 3 V | 3 V | 3 V | 3 V |
| Supply Voltage-Nom | — | 3 V | 3 V | 3 V | 3 V |
| Surface Mount | — | YES | YES | YES | YES |
| Technology | — | CMOS | CMOS | CMOS | CMOS |
| Terminal Form | — | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | — | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | — | QUAD | QUAD | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | — | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| RAM (words) | — | — | — | — | 262144 |
| Temperature Grade | — | — | — | — | INDUSTRIAL |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for STM32L552ZET3 — response within 24 hours.
Quick Links
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M33 CPU, 110MHz, CMOS, PQFP144
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M33 CPU, 110MHz, CMOS, PQFP144
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M33 CPU, 110MHz, CMOS, PQFP144
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M33 CPU, 110MHz, CMOS, PQFP144
Why Look for Alternatives?
Finding alternatives for STM32L552ZET3 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 STM32L552ZET3 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 STM32L552ZET3?
Known equivalents for STM32L552ZET3 include STM32L552ZET6, STM32L552ZET6Q, STM32L552ZCT6Q. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32L552ZET3?
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 STM32L552ZET3 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.