16-bit microcontroller featuring CISC, DSP, and RISC instruction sets, operating at up to 40 MHz. This MCU offers 64KB of Flash program memory and 8KB of RAM. It includes 33 programmable I/Os, 5 timers, and multiple interfaces such as CAN, I2C, I2S, LIN, SPI, and UART. Packaged in a 48-pin VQFN EP with an exposed pad, this surface-mount component operates from 3.3V to 5.5V and supports a wide temperature range of -40°C to 125°C.
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| Basic Package Type | Non-Lead-Frame SMT |
| Package Family Name | QFN |
| Package/Case | VQFN EP |
| Package Description | Very Thin Quad Flat No Lead Package, Exposed Pad |
| Lead Shape | No Lead |
| Pin Count | 48 |
| PCB | 48 |
| Package Length (mm) | 7 |
| Package Width (mm) | 7 |
| Package Height (mm) | 0.85(Max) |
| Seated Plane Height (mm) | 0.9(Max) |
| Pin Pitch (mm) | 0.5 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Family Name | XE166 |
| Data Bus Width | 16bit |
| Instruction Set Architecture | CISC|DSP|RISC |
| Maximum Clock Rate | 40MHz |
| Maximum CPU Frequency | 40MHz |
| Program Memory Type | Flash |
| Program Memory Size | 64KB |
| RAM Size | 8KB |
| Number of Programmable I/Os | 33 |
| Programmability | Yes |
| Number of Timers | 5 |
| Interface Type | CAN/I2C/I2S/LIN/SPI/UART |
| CAN | 2 |
| I2C | 2 |
| SPI | 2 |
| Ethernet | 0 |
| UART | 2 |
| USART | 0 |
| USB | 0 |
| I2S | 2 |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 125°C |
| ADC Channels | 10 |
| Number of ADCs | Single |
| Cage Code | CG091 |
| EU RoHS | Yes |
| HTS Code | 8542310001 |
| Schedule B | 8542310000 |
| ECCN | 3A991.a.2 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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