STM32F105RBT6XXXTRAlternatives & Equivalent Parts
About STM32F105RBT6XXXTR
STM32F105RBT6XXXTR 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 | STM32F105RBT6XXXTRSource | ATMEGA128L-8AU | ATMEGA165PV-8AU | ATXMEGA192D3-AU | STM32F105RBT6TR | STM32F107RBT6TR | STM32F107RCT6TR | STM32F107RCT6 |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Microchip | Microchip | Microchip | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 64 |
| 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 | -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 | — | $12.4695 | $3.9864 | $5.8900 | $3.6100 | $4.9920 | $5.2187 | $1.2020 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||
| YTEOL | 8.22 | 14 | 14 | 14 | 9 | 9 | 9 | 9 |
| Has ADC | YES | YES | YES | YES | YES | YES | YES | YES |
| Bit Size | 32 | 8 | 8 | 8 | 32 | 32 | 32 | 32 |
| Boundary Scan | NO | YES | YES | YES | YES | YES | YES | YES |
| CPU Family | CORTEX-M3 | AVR RISC | AVR RISC | AVR RISC | CORTEX-M3 | CORTEX-M3 | CORTEX-M3 | CORTEX-M3 |
| Clock Frequency-Max | 50 MHz | 8 MHz | 8 MHz | 32 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz |
| DAC Channels | YES | NO | NO | NO | YES | YES | YES | YES |
| DMA Channels | YES | NO | NO | NO | YES | YES | YES | YES |
| JESD-30 Code | S-PQFP-G64 | S-PQFP-G64 | S-PQFP-G64 | S-PQFP-G64 | S-PQFP-G64 | S-PQFP-G64 | S-PQFP-G64 | S-PQFP-G64 |
| JESD-609 Code | e4 | e3 | e3 | e3 | e3 | e3 | e3 | e3 |
| Number of DMA Channels | 12 | — | — | — | — | — | — | — |
| Number of I/O Lines | 51 | 53 | 54 | 50 | 51 | 51 | 51 | 51 |
| Number of Timers | 10 | 4 | 3 | — | 10 | — | — | — |
| On Chip Program ROM Width | 8 | 8 | 16 | 8 | 8 | 8 | 8 | 8 |
| PWM Channels | YES | 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 | QFP64,.47SQ,20 | TQFP64,.63SQ,32 | TQFP64,.63SQ,32 | TQFP64,.63SQ,32 | QFP64,.47SQ,20 | QFP64,.47SQ,20 | QFP64,.47SQ,20 | QFP64,.47SQ,20 |
| Package Shape | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | FLATPACK | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE | FLATPACK, THIN PROFILE | 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 | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 32768 | 4096 | 1024 | 16384 | 65536 | 65536 | 65536 | 65536 |
| ROM (words) | 131072 | 131072 | 8192 | 196608 | 131072 | 131072 | 262144 | 262144 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH |
| Speed | 72 MHz | 8 MHz | 8 MHz | 32 MHz | 72 MHz | 72 MHz | 72 MHz | 72 MHz |
| Supply Current-Max | 68 mA | 5.5 mA | 9.5 mA | 18 mA | 65.5 mA | 65.5 mA | 65.5 mA | 68 mA |
| Supply Voltage-Max | 3.6 V | 5.5 V | 5.5 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | 3.3 V | 3 V | 3 V | 1.8 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Supply Voltage-Nom | 3.3 V | 3 V | 3 V | 1.8 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.5 mm | 0.8 mm | 0.8 mm | 0.8 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | — | — | 30 | 30 | — | — |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| ## STM32F105RBT6XXXTR Alternates Showing results | Image | — | — | — | — | — | — | — |
| Pbfree Code | — | Yes | Yes | Yes | — | — | — | — |
| Manufacturer Package Code | — | TQFP-64 | TQFP-64 | TQFP-64 | — | — | — | — |
| Factory Lead Time | — | 10 Weeks | 10 Weeks | 17 Weeks | 13 Weeks | 13 Weeks | 13 Weeks | 13 Weeks |
| Address Bus Width | — | 16 | — | — | — | — | — | — |
| External Data Bus Width | — | 8 | 8 | — | — | — | — | — |
| Format | — | FIXED POINT | FIXED POINT | — | — | — | — | — |
| Integrated Cache | — | NO | NO | — | — | — | — | — |
| Low Power Mode | — | YES | NO | — | — | — | — | — |
| Number of External Interrupts | — | 8 | 1 | — | — | — | — | — |
| Number of Serial I/Os | — | 2 | 1 | — | — | — | — | — |
| On Chip Data RAM Width | — | 8 | — | — | — | — | — | — |
| ## ATMEGA128L-8AU Alternates Showing results | — | Image | — | — | — | — | — | — |
| Additional Feature | — | — | ALSO OPERATES AT 1.8 V MINIMUM SUPPLY AT 4 MHZ | — | — | — | — | — |
| ## ATMEGA165PV-8AU Alternates Showing results | — | — | Image | — | — | — | — | — |
| ## ATXMEGA192D3-AU Alternates Showing results | — | — | — | Image | — | — | — | — |
| ## STM32F107RCT6TR Alternates Showing results | — | — | — | — | — | — | Image | — |
| ## STM32F107RCT6 Alternates Showing results | — | — | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering all 7 alternatives for STM32F105RBT6XXXTR — response within 24 hours.
Quick Links
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RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP64
Why Look for Alternatives?
Finding alternatives for STM32F105RBT6XXXTR 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 STM32F105RBT6XXXTR 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 STM32F105RBT6XXXTR?
Known equivalents for STM32F105RBT6XXXTR include ATMEGA128L-8AU, ATMEGA165PV-8AU, ATXMEGA192D3-AU. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32F105RBT6XXXTR?
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 STM32F105RBT6XXXTR 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.