| PartNumber | UPSD3312D-40T6 | UPSD3312DV-40T6 | UPSD3333D-40T6 |
| Description | 8-bit Microcontrollers - MCU 64K Flash 2K SRAM | 8-bit Microcontrollers - MCU 64K Flash 2K SRAM | 8-bit Microcontrollers - MCU 64K Flash 2K SRAM |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Shipping Restrictions | |||
| RoHS | Y | T | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-52 | TQFP-52 | TQFP-52 |
| Series | UPSD3312 | UPSD3312 | UPSD3333 |
| Core | 8032 | 8032 | 8032 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 40 MHz | 40 MHz | 40 MHz |
| Program Memory Size | 64 kB | 64 kB | 128 kB |
| Data RAM Size | 2 kB | 2 kB | 8 kB |
| Number of I/Os | 52 I/O | 52 I/O | 52 I/O |
| Operating Supply Voltage | 4.5 V to 5.5 V | 3 V to 3.6 V | 4.5 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tray | Tray | Tray |
| Height | 1.4 mm | 1.4 mm | 1.4 mm |
| Length | 10 mm | 10 mm | 10 mm |
| Program Memory Type | Flash | Flash | Flash |
| Width | 10 mm | 10 mm | 10 mm |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Interface Type | I2C, IrDA, SPI, UART | I2C, IrDA, SPI, UART | I2C, IrDA, SPI, UART |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of Timers/Counters | 3 Timer | 3 Timer | 3 Timer |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 960 | 960 | 960 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 3.6 V | 5.5 V |
| Supply Voltage Min | 4.5 V | 3 V | 4.5 V |
| Unit Weight | 0.009171 oz | 0.009171 oz | 0.009171 oz |