STM32F103C4T6Alternatives & Equivalent Parts
About STM32F103C4T6
STM32F103C4T6 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 | STM32F103C4T6Source | STM32F103C8T6 | STM32F103C6T6 | STM32F103CBT6 | STM32F103C4T7A | STM32F103C6T7A |
|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 48 | 48 | 48 | 48 | 48 | 48 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 105.0°C |
| Price | — | $2.5431 | $3.7745 | $3.4438 | — | $2.9988 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | — | Yes | — | — | — |
| YTEOL | 8.22 | 9 | 0 | 9 | 9 | 9 |
| Has ADC | YES | YES | YES | YES | YES | YES |
| Bit Size | 32 | 32 | 32 | 32 | 32 | 32 |
| CPU Family | CORTEX-M3 | STM32 | CORTEX-M3 | CORTEX-M3 | CORTEX-M3 | CORTEX-M3 |
| Clock Frequency-Max | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| DMA Channels | YES | YES | YES | YES | YES | YES |
| JESD-30 Code | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 | S-PQFP-G48 |
| JESD-609 Code | e3 | e4 | e4 | e4 | e3 | e4 |
| Number of I/O Lines | 37 | 37 | 37 | 37 | 37 | 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 | QFP48,.35SQ,20 | QFP48,.28SQ,20 | QFP48,.35SQ,20 | QFP48,.35SQ,20 | QFP48,.35SQ,20 | QFP48,.35SQ,20 |
| Package Shape | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE | SQUARE |
| Package Style | FLATPACK | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK, LOW PROFILE, FINE PITCH | FLATPACK | FLATPACK |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 6144 | 20480 | 10240 | 20480 | 6144 | 10240 |
| ROM (words) | 16384 | 65536 | 32768 | 131072 | 16384 | 32768 |
| ROM Programmability | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH |
| Speed | 72 MHz | 72 MHz | 72 MHz | 72 MHz | 72 MHz | 72 MHz |
| Supply Current-Max | 45 mA | 50 mA | 50 mA | 50 mA | 46 mA | 46 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 | 2 V | 2 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 | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) | MATTE TIN | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | QUAD | QUAD | QUAD | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| Boundary Scan | — | YES | NO | NO | — | NO |
| DAC Channels | — | NO | NO | NO | — | — |
| Format | — | FIXED POINT | — | — | — | — |
| Integrated Cache | — | NO | — | — | — | — |
| Low Power Mode | — | YES | — | — | — | — |
| Number of DMA Channels | — | 7 | — | — | — | — |
| Number of External Interrupts | — | 16 | — | — | — | — |
| On Chip Program ROM Width | — | 8 | 8 | 8 | — | — |
| Peak Reflow Temperature (Cel) | — | 260 | 260 | 260 | — | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | NOT SPECIFIED | 40 | NOT SPECIFIED | — | 40 |
| ## STM32F103C8T6 Alternates Showing results | — | Image | — | — | — | — |
| ## STM32F103C6T6 Alternates Showing results | — | — | Image | — | — | — |
| ## STM32F103CBT6 Alternates Showing results | — | — | — | Image | — | — |
| Factory Lead Time | — | — | — | — | — | 13 Weeks |
| ## STM32F103C6T7A 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 5 alternatives for STM32F103C4T6 — response within 24 hours.
Quick Links
RISC Microcontroller, 32-Bit, FLASH, STM32 CPU, 72MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP48
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 72MHz, CMOS, PQFP48
Why Look for Alternatives?
Finding alternatives for STM32F103C4T6 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 STM32F103C4T6 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 STM32F103C4T6?
Known equivalents for STM32F103C4T6 include STM32F103C8T6, STM32F103C6T6, STM32F103CBT6. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STM32F103C4T6?
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 STM32F103C4T6 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.