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| PartNumber | STM8L151G4U6 | STM8L151G4U6TR | STM8L151G4U3 |
| Description | 8-bit Microcontrollers - MCU 8BIT Ultralow MCU 16KB Flash 2KB RAM | 8-bit Microcontrollers - MCU 8BIT Ultralow MCU 16KB Flash 2KB RAM | 8-bit Microcontrollers - MCU Ultra LP ARM 8-Bit 1.8V to 3.6V 32kB |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | UFQFPN-28 | - | - |
| Series | STM8L151G4 | STM8L151G4 | STM8L151G4 |
| Core | STM8 | STM8 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 16 MHz | - | - |
| Program Memory Size | 16 kB | - | - |
| Data RAM Size | 2 kB | - | - |
| ADC Resolution | 12 bit | - | - |
| Number of I/Os | 26 I/O | - | - |
| Operating Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Tray | Reel | - |
| Program Memory Type | Flash | - | - |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Data RAM Type | RAM | - | - |
| Data ROM Size | 1 kB | - | - |
| Data ROM Type | EEPROM | - | - |
| Interface Type | I2C, SPI, USART | - | - |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 18 | - | - |
| Number of Timers/Counters | 4 Timer | - | - |
| Processor Series | STM8L | - | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 2940 | 3000 | 2940 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Voltage Min | 1.8 V | - | - |
| Unit Weight | 0.000813 oz | - | - |