STM32F103C6U6AAlternatives & Equivalent Parts
About STM32F103C6U6A
STM32F103C6U6A is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Quad Flat No-Lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | STM32F103C6U6ASource | STM32F070CBT6 | STM32F103REY6TR | STM32F103ZCT6 | STM32F103VEH6 | STM32F103CBT6 |
|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat No-Lead | Quad Flat Packages | BGA | Quad Flat Packages | BGA | Quad Flat Packages |
| Pin Count | 49 | 48 | 64 | 144 | 100 | 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 | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C |
| Price | $2.8802 | — | — | $5.8119 | — | $3.4438 |
| Electrical Parameters | ||||||
| Factory Lead Time | 13 Weeks | — | 13 Weeks | — | 13 Weeks | — |
| YTEOL | 9 | 9 | 9 | 9 | 9 | 9 |
| Has ADC | YES | YES | YES | YES | YES | YES |
| Bit Size | 32 | 32 | 32 | 32 | 32 | 32 |
| Boundary Scan | NO | NO | YES | YES | YES | NO |
| CPU Family | CORTEX-M3 | — | CORTEX-M3 | CORTEX-M3 | CORTEX-M3 | CORTEX-M3 |
| Clock Frequency-Max | 16 MHz | 32 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| DMA Channels | YES | YES | YES | YES | YES | YES |
| JESD-30 Code | S-PQCC-N48 | S-PQFP-G48 | R-PBGA-B64 | S-PQFP-G144 | S-PBGA-B100 | S-PQFP-G48 |
| JESD-609 Code | e3 | e3 | e1 | e3 | e3 | e4 |
| Number of I/O Lines | 37 | 37 | 51 | 112 | 80 | 37 |
| PWM Channels | YES | YES | YES | YES | YES | YES |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LCC48,.27SQ,20 | — | BGA64,8X8,20 | QFP144,.87SQ,20 | BGA100,10X10,32 | QFP48,.35SQ,20 |
| Package Shape | SQUARE | SQUARE | RECTANGULAR | SQUARE | SQUARE | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | FLATPACK, LOW PROFILE, FINE PITCH | GRID ARRAY, VERY THIN PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | GRID ARRAY, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 10240 | 16384 | 65536 | 49152 | 65536 | 20480 |
| ROM (words) | 32768 | 131072 | 524288 | 262144 | 524288 | 131072 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH |
| Speed | 72 MHz | 48 MHz | 72 MHz | 72 MHz | 72 MHz | 72 MHz |
| Supply Current-Max | 46 mA | — | 69 mA | 70 mA | 70 mA | 50 mA |
| Supply Voltage-Max | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage-Min | 2 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Supply Voltage-Nom | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Surface Mount | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Tin/Silver/Copper (Sn/Ag/Cu) | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD | GULL WING | BALL | GULL WING | BALL | GULL WING |
| Terminal Pitch | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.8 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | BOTTOM | QUAD | BOTTOM | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| ## STM32F103C6U6A Alternates Showing results | Image | — | — | — | — | — |
| Manufacturer Package Code | — | LQFP 48 7x7x1.4 | — | — | — | — |
| DAC Channels | — | NO | YES | YES | YES | NO |
| On Chip Program ROM Width | — | 8 | 8 | 8 | 8 | 8 |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | — | 30 | NOT SPECIFIED |
| ## STM32F070CBT6 Alternates Showing results | — | Image | — | — | — | — |
| Format | — | — | FIXED POINT | — | — | — |
| Integrated Cache | — | — | NO | — | — | — |
| Low Power Mode | — | — | YES | — | — | — |
| Number of DMA Channels | — | — | 12 | 12 | 12 | — |
| Number of External Interrupts | — | — | 16 | — | — | — |
| Number of Timers | — | — | 11 | 11 | 11 | — |
| ## STM32F103REY6TR Alternates Showing results | — | — | Image | — | — | — |
| Reach Compliance Code | — | — | — | Compliant | — | — |
| ## STM32F103ZCT6 Alternates Showing results | — | — | — | Image | — | — |
| ## STM32F103VEH6 Alternates Showing results | — | — | — | — | Image | — |
| ## STM32F103CBT6 Alternates Showing results | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for STM32F103C6U6A 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 STM32F103C6U6A 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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What is equivalent to STM32F103C6U6A?
Known equivalents for STM32F103C6U6A include STM32F070CBT6, STM32F103REY6TR, STM32F103ZCT6. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32F103C6U6A?
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 STM32F103C6U6A 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.