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| PartNumber | ST72T141K2B6 | ST72T141K2M6 | ST72T141K2MCE |
| Description | 8-bit Microcontrollers - MCU OTP EPROM 8K SPI | 8-bit Microcontrollers - MCU OTP EPROM 8K SPI | |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| RoHS | T | T | - |
| Mounting Style | Through Hole | SMD/SMT | - |
| Package / Case | PDIP-32 | SSO-34 | - |
| Series | ST72T141K2 | ST72T141K2 | - |
| Core | ST7 | ST7 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 16 MHz | 16 MHz | - |
| Program Memory Size | 8 kB | 8 kB | - |
| Data RAM Size | 256 B | 256 B | - |
| ADC Resolution | 8 bit | 8 bit | - |
| Number of I/Os | 14 I/O | 14 I/O | - |
| Operating Supply Voltage | 4 V to 5.5 V | 4 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tube | Tube | - |
| Height | 3.56 mm | 2.35 mm | - |
| Length | 28.45 mm | 18.06 mm | - |
| Program Memory Type | OTP | OTP | - |
| Width | 8.89 mm | 7.59 mm | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Data ROM Type | OTP EPROM | OTP EPROM | - |
| Interface Type | SPI | SPI | - |
| Number of ADC Channels | 8 | 8 | - |
| Number of Timers/Counters | 3 Timer | 3 Timer | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 16 | 700 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 4 V | 4 V | - |
| Unit Weight | 0.078125 oz | - | - |
| Moisture Sensitive | - | Yes | - |