32-bit ARM Cortex M3 RISC microcontroller featuring 128KB Flash program memory and 32KB RAM. This surface-mount device operates at a maximum clock rate of 100 MHz and supports a supply voltage range of 2.75V to 3.6V. It offers 53 programmable I/Os, 6 timers, and interfaces including CAN, I2C, SPI, SSI, and UART. The 100-pin LQFP package, measuring 14.2mm x 14.2mm x 1.45mm, is designed for lead-frame SMT mounting with a 0.5mm pin pitch. Operating across a temperature range of -40°C to 105°C, it includes a single ADC with 4 channels.
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Texas Instruments LM3S2651-EQC100-A2 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 | 100 |
| PCB | 100 |
| Package Length (mm) | 14.2(Max) |
| Package Width (mm) | 14.2(Max) |
| Package Height (mm) | 1.45(Max) |
| Seated Plane Height (mm) | 1.6(Max) |
| Pin Pitch (mm) | 0.5 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Jedec | MS-026 |
| Family Name | Stellaris |
| Data Bus Width | 32bit |
| Instruction Set Architecture | RISC |
| Maximum Clock Rate | 100MHz |
| Maximum CPU Frequency | 100MHz |
| Device Core | ARM Cortex M3 |
| Program Memory Type | Flash |
| Program Memory Size | 128KB |
| RAM Size | 32KB |
| Number of Programmable I/Os | 53 |
| Core Architecture | ARM |
| Programmability | Yes |
| Number of Timers | 6 |
| Interface Type | CAN/I2C/SPI/SSI/UART |
| Max Operating Supply Voltage | 2.75|3.6V |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 105°C |
| ADC Channels | 4 |
| Number of ADCs | Single |
| Cage Code | 01295 |
| HTS Code | 8542310001 |
| Schedule B | 8542310000 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2002/95/EC |
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