For Reference Only
| Part Number | LM3S5U91-IQC80-A1T |
| LIXINC Part # | LM3S5U91-IQC80-A1T |
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits › Embedded - Microcontrollers |
| Description | IC MCU 32BIT 384KB FLASH 100LQFP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LM3S5U91-IQC80-A1T PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 26 - Jan 30 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
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| Shipping | ![]() |
| Part Number: | LM3S5U91-IQC80-A1T |
| Brand: | Texas Instruments |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | Embedded - Microcontrollers |
| Manufacturer: | Texas Instruments |
| Series: | Stellaris® ARM® Cortex®-M3S 5000 |
| Package: | Tape & Reel (TR) |
| Part Status: | Obsolete |
| Core Processor: | ARM® Cortex®-M3 |
| Core Size: | 32-Bit |
| Speed: | 80MHz |
| Connectivity: | CANbus, EBI/EMI, I²C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG |
| Peripherals: | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Number of I/O: | 72 |
| Program Memory Size: | 384KB (384K x 8) |
| Program Memory Type: | FLASH |
| EEPROM Size: | - |
| RAM Size: | 96K x 8 |
| Voltage - Supply (Vcc/Vdd): | 3V ~ 3.6V |
| Data Converters: | A/D 16x12b |
| Oscillator Type: | Internal |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Mounting Type: | Surface Mount |
| Package / Case: | 100-LQFP |
| Supplier Device Package: | 100-LQFP (14x14) |
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| In Stock | 10902 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $0.0000 | $0 |
| 100 | $0.0000 | $0 |
| 500 | $0.0000 | $0 |
| 1000 | $0.0000 | $0 |
| 2500 | $0.0000 | $0 |
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