32b ARM MCU 80MHz 256KB FLASH LQFP Product overview: LM3S5B91-IQC80-C5 from Texas Instruments is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 80MHz, 256KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 80MHz, 256KB, Embedded Microcontroller MCU, Microcontrollers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-LM3S5B91-IQC80-C
Manufacturer: Texas Instruments
Win Source Part Number: 1054142-LM3S5B91-IQC
Packaging: Tray
Core Processor: ARM Cortex-M3
Number of I/O: 72
Program Memory Size: 256KB (256K x 8)
Program Memory Type: FLASH
Data Converters: A/D 16x10b
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 100-LQFP (14x14)
Speed(Frequency): 80MHz
Supply Voltage - Operating: 1.08 V to 1.32 V
Part Core Size: 32-Bit
Data RAM Size: 96K x 8
Popularity: Medium
Fake Threat In the Open Market: 51 pct.
Supply and Demand Status: Balance
IC MCU 32BIT 256KB FLASH 100LQFP
ARM® Cortex®-M3 Stellaris® ARM® Cortex®-M3S 5000 Microcontroller IC 32-Bit Single-Core 80MHz 256KB (256K x 8) FLASH 100-LQFP (14x14)
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Lingto Electronic Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-LM3S5B91-IQC80-C5 | 1054142-LM3S5B91-IQC80-C5 | LM3S5B91-IQC80-C5 | LM3S5B91-IQC80-C5 |
| Product Name | 80MHz 256KB Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - LM3S5B91-IQC80-C5 | Embedded - Microcontrollers | Microcontrollers |
| RAM | 96 KB | 256 KB | 96 KB | |
| Supply Voltage | 3.3 volts | 1.08 to 1.32 volts | ||
| Serial Interface | I2C, SPI, USB, IrDA, UART, USART, EBI/EMI, CAN | |||
| Package Type | Other; LQFP | QFP; Other; 100-LQFP (14x14) | QFP; Other; 100-LQFP | |
| Operating Temperature | -40 C (-40 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) |
