STM32L151CBT6AAlternatives & Equivalent Parts
About STM32L151CBT6A
STM32L151CBT6A 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.
Specification Comparison
| Parameter | STM32L151CBT6ASource | STM32L151C8T6A | STM32L151CBT6 | STM32L152CBT6 |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 48 | 48 | 48 | 48 |
| 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 | $2.7967 | $1.7680 | — | — |
| Electrical Parameters | ||||
| Factory Lead Time | 13 Weeks | — | — | 13 Weeks |
| YTEOL | 9 | 9 | 6 | 6 |
| Has ADC | YES | YES | YES | YES |
| Bit Size | 32 | 32 | 32 | 32 |
| Boundary Scan | YES | YES | YES | YES |
| CPU Family | CORTEX-M3 | CORTEX-M3 | CORTEX-M3 | CORTEX-M3 |
| Clock Frequency-Max | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| DAC Channels | YES | YES | YES | YES |
| DMA Channels | YES | YES | YES | YES |
| Integrated Cache | NO | NO | — | — |
| JESD-30 Code | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 |
| JESD-609 Code | e3 | e3 | e3 | e3 |
| Low Power Mode | YES | YES | — | — |
| Number of DMA Channels | 7 | 7 | — | — |
| Number of External Interrupts | 16 | 16 | — | — |
| Number of I/O Lines | 37 | 37 | 37 | 37 |
| Number of Serial I/Os | 3 | 3 | — | — |
| Number of Timers | 6 | 6 | — | — |
| On Chip Data RAM Width | 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 | QFP48,.35SQ,20 | QFP48,.35SQ,20 | QFP48,.35SQ,20 | QFP48,.35SQ,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) | 260 | 260 | 260 | 260 |
| RAM (bytes) | 32768 | 32768 | 16384 | 16384 |
| RAM (words) | 32768 | 32768 | — | — |
| ROM (words) | 131072 | 65536 | 131072 | 131072 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH |
| Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Supply Current-Max | 100 mA | 100 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 |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| 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 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| ## STM32L151C8T6A Alternates Showing results | — | Image | — | — |
| Qualification Status | — | — | Not Qualified | Not Qualified |
| Time@Peak Reflow Temperature-Max (s) | — | — | 40 | 40 |
| ## STM32L152CBT6 Alternates Showing results | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 32MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 32MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 32MHz, CMOS, PQFP48
Why Look for Alternatives?
Finding alternatives for STM32L151CBT6A 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 STM32L151CBT6A 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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Request Alternatives for STM32L151CBT6AFAQ
What is equivalent to STM32L151CBT6A?
Known equivalents for STM32L151CBT6A include STM32L151C8T6A, STM32L151CBT6, STM32L152CBT6. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32L151CBT6A?
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 STM32L151CBT6A 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.