AT32F403ECDU7 Datasheet Download ARTERY
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ARTERY
MCU
Part Information Full electrical specs per datasheet
- Part Number
- AT32F403ECDU7
- Brand
- ARTERY
- Series
- AT32F403
- Category
- MCU & Logic / MCU
- Package
- QFN48
ARM Cortex-M4 / 320MHz / Flash 448KB / QFN48
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Key Parameters 21 items · per datasheet
| Core | M4 |
|---|---|
| FPU | Yes |
| Speed (MHz) | 320 |
| Flash (KB) | 448 |
| SRAM (KB) | 96/224 |
| I/O | 37 |
| PKG | QFN48 |
| Size | 6x6 |
| Temp. | -40~105°C |
| ADC Engine | 3 |
| ADC (Msps) | 2.5M |
| 12-bit ADC ch. | 10 |
| DAC Engine | 2 |
| 12-bit DAC ch. | 2 |
| CAN-FD/CAN | 0/2 |
| USB Device | 1 |
| I2C | 2 |
| SPI | 3 |
| (F/H)I2S(1)(2) | 0/3 |
| USART/UART | 3/2 |
| SDIO | 1 |
Alternative Parts 3 candidates · auto-compared by subcategory & key parameters
| Part Number | Brand | Verdict | Key Parameter Comparison | Datasheet |
|---|---|---|---|---|
| AT32F403ECDT7 | ARTERY | Function-compatibleSame capacity/interface, different package — board change needed | Core M4 → M4Flash 448KB → 448KBSRAM 96KB → 96KBPins 48 → 48Package QFN48 → LQFP48Speed 320MHz → 320MHz | Download |
| AT32F403ECPT7 | ARTERY | UpgradeHigher capacity, works but may cost more | Core M4 → M4Flash 448KB → 960KBSRAM 96KB → 96KBPins 48 → 48Package QFN48 → LQFP48Speed 320MHz → 320MHz | Download |
| AT32F403ECPU7 | ARTERY | UpgradeHigher capacity, works but may cost more | Core M4 → M4Flash 448KB → 960KBSRAM 96KB → 96KBPins 48 → 48Package QFN48 → QFN48Speed 320MHz → 320MHz | Download |
The verdict is based on public parameters only (capacity/interface/package/pins/speed); timing margins, temperature grades, certifications and lot differences are not covered. Confirm with both datasheets before replacing; ask us for samples or validation support.
Pre-replacement Checklist (MCU)
- Core architecture & frequency class
- Flash/RAM density & memory map
- Peripheral register compatibility (UART/SPI/ADC mapping drives porting effort)
- Pin compatibility (LQFP/QFN pin-by-pin, incl. alternate functions)
- Firmware porting effort (register/stdlib/HAL level)
- Toolchain, programmer & debugger support
- Supply longevity & lifecycle (EOL risk)
These are standard checkpoints for this product type. Verify each item and pilot-test before full switch-in. Ask us for samples, a replacement assessment report or FAE support - free samples and validation assistance provided.
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