32-bit ARM Cortex M0 RISC microcontroller featuring a 50 MHz maximum clock rate and 128KB Flash program memory. This MCU offers 16KB RAM, 31 programmable I/Os, and four timers. It supports I2C, SPI, and UART interfaces, with 8 ADC channels from a single ADC. Packaged in a 48-pin LQFP (Low Profile Quad Flat Package) with gull-wing leads, this surface-mount component operates from 3.3V to 5.5V and is rated for -40°C to 85°C.
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Nuvoton NUC140LE3AN technical specifications.
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | QFP |
| Package/Case | LQFP |
| Package Description | Low Profile Quad Flat Package |
| Lead Shape | Gull-wing |
| Pin Count | 48 |
| PCB | 48 |
| Package Length (mm) | 7 |
| Package Width (mm) | 7 |
| Package Height (mm) | 1.4 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Jedec | MS-026BBC |
| Family Name | NUC100 |
| Data Bus Width | 32bit |
| Instruction Set Architecture | RISC |
| Maximum Clock Rate | 50MHz |
| Maximum CPU Frequency | 50MHz |
| Device Core | ARM Cortex M0 |
| Program Memory Type | Flash |
| Program Memory Size | 128KB |
| RAM Size | 16KB |
| Number of Programmable I/Os | 31 |
| Core Architecture | ARM |
| Programmability | Yes |
| Number of Timers | 4 |
| Interface Type | I2C/SPI/UART |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| ADC Channels | 8 |
| Number of ADCs | Single |
| Cage Code | Nuvoton Technology USA cage code: 56JL7 |
| HTS Code | 8542390001 |
| Schedule B | 8542390000 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
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