| PartNumber | ST10R272LT1 | ST10R272LT6 | ST10R272LT1/TR |
| Description | 16-bit Microcontrollers - MCU ROMless 50MHz 1K RAM | 16-bit Microcontrollers - MCU ROMless 50MHz 1K RAM | Microcontrollers - MCU 16-bit Microcontrollers - MCU 16B ROMLESS MCU Lo Vltg with MAC |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | 16-bit Microcontrollers - MCU | 16-bit Microcontrollers - MCU | Embedded - Microcontrollers |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-100 | TQFP-100 | - |
| Core | ST10 | ST10 | ST10 |
| Data Bus Width | 16 bit | 16 bit | 16 bit |
| Maximum Clock Frequency | 50 MHz | 50 MHz | 50 MHz |
| Program Memory Size | 0 B | 0 B | - |
| Data RAM Size | 1 kB | 1 kB | 1 kB |
| ADC Resolution | No ADC | No ADC | No ADC |
| Number of I/Os | 77 I/O | 77 I/O | - |
| Operating Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| Minimum Operating Temperature | 0 C | - 40 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 85 C | + 70 C |
| Series | ST10R172L | ST10R172L | ST10 |
| Packaging | Tray | - | Tape & Reel (TR) |
| Height | 1.4 mm | 1.4 mm | - |
| Length | 14 mm | 14 mm | - |
| Program Memory Type | ROMless | ROMless | ROMless |
| Width | 14 mm | 14 mm | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Data ROM Type | Flash | Flash | - |
| Interface Type | SSP, USART | SSP, USART | SSP USART |
| Moisture Sensitive | Yes | Yes | - |
| Number of Timers/Counters | 5 Timer | 5 Timer | - |
| Processor Series | ST10R2x | ST10 | ST10R2x |
| Product Type | 16-bit Microcontrollers - MCU | 16-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 540 | 540 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Unit Weight | 0.023175 oz | 0.023175 oz | 0.023175 oz |
| Product | - | - | MCU |
| Package Case | - | - | TQFP-100 |
| Operating Temperature | - | - | 0°C ~ 70°C (TA) |
| Supplier Device Package | - | - | 100-TQFP (14x14) |
| Number of I O | - | - | 77 |
| Speed | - | - | 50MHz |
| EEPROM Size | - | - | - |
| Core Processor | - | - | |
| RAM Size | - | - | 1K x 8 |
| Peripherals | - | - | POR, PWM, WDT |
| Connectivity | - | - | EBI/EMI, SSP, UART/USART |
| Voltage Supply Vcc Vdd | - | - | 3 V ~ 3.6 V |
| Core Size | - | - | 16-Bit |
| Data Converters | - | - | - |
| Oscillator Type | - | - | Internal |
| Number of I Os | - | - | 77 I/O |
| Number of Timers Counters | - | - | 5 Timer |