AT32F405CBU7 Datasheet Download ARTERY
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ARTERY
MCU
Part Information Full electrical specs per datasheet
- Part Number
- AT32F405CBU7
- Brand
- ARTERY
- Series
- AT32F405
- Category
- MCU & Logic / MCU
- Package
- QFN48
ARM Cortex-M4 / 216MHz / Flash 128KB / QFN48
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Key Parameters 19 items · per datasheet
| Core | M4 |
|---|---|
| FPU | Yes |
| Speed (MHz) | 216 |
| Flash (KB) | 128 |
| SRAM (KB) | 64+6 |
| I/O | 37 |
| PKG | QFN48 |
| Size | 6x6 |
| Temp. | -40~105°C |
| ADC Engine | 1 |
| ADC (Msps) | 2M |
| 12-bit ADC ch. | 10 |
| CAN-FD/CAN | 0/1 |
| USB OTG | HS/FS |
| QSPI | 1 |
| I2C | 3 |
| SPI | 3 |
| (F/H)I2S(1)(2) | 1/3 |
| USART/UART | 5/2 |
Alternative Parts 6 candidates · auto-compared by subcategory & key parameters
| Part Number | Brand | Verdict | Key Parameter Comparison | Datasheet |
|---|---|---|---|---|
| AT32F402CBU7 | ARTERY | Pin-compatibleDirect replacement, no board change | Core M4 → M4Flash 128KB → 128KBSRAM 64KB → 64KBPins 48 → 48Package QFN48 → QFN48Speed 216MHz → 216MHz | Download |
| AT32F402CBT7 | ARTERY | Function-compatibleSame capacity/interface, different package — board change needed | Core M4 → M4Flash 128KB → 128KBSRAM 64KB → 64KBPins 48 → 48Package QFN48 → LQFP48Speed 216MHz → 216MHz | Download |
| AT32F405CBT7 | ARTERY | Function-compatibleSame capacity/interface, different package — board change needed | Core M4 → M4Flash 128KB → 128KBSRAM 64KB → 64KBPins 48 → 48Package QFN48 → LQFP48Speed 216MHz → 216MHz | Download |
| AT32F402CCT7 | ARTERY | UpgradeHigher capacity, works but may cost more | Core M4 → M4Flash 128KB → 256KBSRAM 64KB → 96KBPins 48 → 48Package QFN48 → LQFP48Speed 216MHz → 216MHz | Download |
| AT32F402CCU7 | ARTERY | UpgradeHigher capacity, works but may cost more | Core M4 → M4Flash 128KB → 256KBSRAM 64KB → 96KBPins 48 → 48Package QFN48 → QFN48Speed 216MHz → 216MHz | Download |
| AT32F403ACCT7 | ARTERY | UpgradeHigher capacity, works but may cost more | Core M4 → M4Flash 128KB → 256KBSRAM 64KB → 96KBPins 48 → 48Package QFN48 → LQFP48Speed 216MHz → 240MHz | 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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Same Series
AT32F405CBT7ARM Cortex-M4 / 216MHz / Flash 128KB / L
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