PIN-TO-PIN ALTERNATIVE
APM32F103C8T6 is a Chinese-manufactured pin-to-pin drop-in replacement for STM32F103C8T6 (STMicroelectronics).
The lowest-cost production-validated option, with the FLASH algorithm and bootloader behaving like the.
APM32F103C8T6 — Alternative to STM32F103C8T6
APM32F103C8T6 from Geehy 珠海极海 is supplied by JTDZ Tech (Shenzhen Jingteng Electronics) as a cost-effective, short-lead-time alternative to the imported STM32F103C8T6 (STMicroelectronics). Chinese-sourced semiconductors have moved well beyond "cheap substitute" status: the parts below are production-validated in industrial, automotive and consumer designs, and they remove both the allocation risk and the long lead times that come with imported.
Cross-Reference: STM32F103C8T6 vs APM32F103C8T6
| imported | This part (Chinese alternative) | |
|---|---|---|
| Part number | STM32F103C8T6 | APM32F103C8T6 |
| Manufacturer | STMicroelectronics | Geehy 珠海极海 |
| Package | LQFP-48 | LQFP-48 |
| Pin Count | 48 | |
| Compatibility | — | Pin-to-Pin drop-in replacement |
| Supply & lead time | Frequently allocated, long lead times | Domestic stock, short lead time |
| Description | Microcontrollers/MCUs, ARM Cortex-M3, 2.0 V - 3.6 V, LQFP-48 package. |
Key Specifications
| Core | ARM Cortex-M3 |
| Max frequency | up to 96 MHz |
| Flash | 64 KB |
| SRAM | 20 KB |
| Supply | 2.0 V - 3.6 V |
| Temperature | -40 C to +85 C |
| Package | LQFP-48, pin-to-pin with STM32F103C8T6 |
What to check before substituting APM32F103C8T6 for STM32F103C8T6
- Register-level compatible: firmware reuse typically reaches roughly 95%, so most projects build and run unmodified.
- Bootloader and Flash-programming algorithms are compatible, so ST-Link and STM32CubeProgrammer workflows keep working.
- Re-validate peripheral timing (ADC, I2C) at temperature extremes if your design is safety related.
- For products shipped into the EU or US, include this part in your trade-compliance review, as ST has publicly asserted its STM32 IP.
Typical Applications
- Cost-driven consumer and industrial designs
- Small PLC and sensor terminals
- Smart-home and white-goods control boards
- BOM cost reduction on existing STM32 boards
Looking for the part?
We also stock the imported — compare both before you decide: STM32F103C8T6.
Why buy APM32F103C8T6 from JTDZ Tech
- and new parts from Geehy 珠海极海, with traceable date codes
- MOQ 1 pc, tier pricing for volume and BOM kitting
- Cross-reference and substitution support: send us your BOM and we will confirm pin-to-pin compatibility before you commit
- X-ray, visual inspection and third-party lab testing supported on request
- Quote within 2 business hours; export shipping to India, Vietnam, the Middle East and worldwide
Need APM32F103C8T6, or still prefer the STM32F103C8T6? Send us your part list and target quantity — we will come back with pricing, stock and a compatibility confirmation within 2 business hours. Prices vary with quantity and market conditions, so the listed price is for reference only.
Genuine original parts guaranteed — traceable lot & date code, X-ray / visual inspection and third-party test supported before shipment.
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