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| Part Number | STM32W108HBU61TR | STM32W108HBU63TR | STM32W108HBU64TR | STM32W108CBU61TR |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Applications | RF4CE, Remote Control | RF4CE, Remote Control | RF4CE, Remote Control | RF4CE, Remote Control |
| Core Processor | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M3 |
| Program Memory Type | FLASH (128kB) | FLASH (128kB) | FLASH (128kB) | FLASH (128kB) |
| Controller Series | STM32W | STM32W | STM32W | STM32W |
| RAM Size | 8K x 8 | 8K x 8 | 8K x 8 | 8K x 8 |
| Interface | I²C, SPI, UART/USART | I²C, SPI, UART/USART | I²C, SPI, UART/USART | I²C, SPI, UART/USART |
| Number of I/O | 18 | 18 | 18 | 24 |
| Voltage - Supply | 1.18V ~ 3.6V | 1.18V ~ 3.6V | 1.18V ~ 3.6V | 1.18V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 40-VFQFN Exposed Pad | 40-VFQFN Exposed Pad | 40-VFQFN Exposed Pad | 48-VFQFN Exposed Pad |
| Supplier Device Package | 40-VFQFPN (6x6) | 40-VFQFPN (6x6) | 40-VFQFPN (6x6) | 48-VFQFPN (7x7) |
