Texas Instruments LM3S5951-EQC20-C0T Microcontrollers
32-bit ARM Cortex M3 RISC microcontroller featuring 256KB Flash and 64KB RAM.

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM3S5951-EQC20-C0T
Series
Base Model
Detailed Description
32-bit ARM Cortex M3 RISC microcontroller featuring 256KB Flash and 64KB RAM. Operates at up to 20 MHz with dual ADCs offering 16 channels each. Includes 67 programmable I/Os and interfaces for CAN (2), I2C (2), UART (3), USB (1), and I2S (1). Packaged in a 100-pin LQFP (Low Profile Quad Flat Package) for surface mounting, with a 0.5mm pin pitch. Extended operating temperature range from -40°C to 105°C.
Package
LQFP
Key Features
Package: LQFP
Lifecycle Status
Active
Datasheet
LM3S5951-EQC20-C0T Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM3S5951-EQC20-C0T Microcontrollers technical specifications.
General
RAM Size
64KB
Data Bus Width
32bit
Number of Pins
100
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 105°C
Basic Package Type
Lead-Frame SMT
Package Family Name
QFP
Package
LQFP
Package Description
Low Profile Quad Flat Package
Lead Shape
Gull-wing
Alternate Parts Comparison (LM3S5951-EQC20-C0T vs LM3S5951-IBZ80-C1T vs LM3S5951-IQC80-C3T vs LM3S5951-IBZ80-C5T)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 105°C | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| RAM Size | 64KB | 64K x 8 | 64K x 8 | 64K x 8 |
| Program Memory Size | 256KB | 256KB (256K x 8) | 256KB (256K x 8) | 256KB (256K x 8) |
| Program Memory Type | Flash | Flash | Flash | Flash |
| Package / Case | -- | 108-LFBGA | 100-LQFP | 108-LFBGA |
| Supply Voltage | -- | 1.08V ~ 1.32V | 1.08V ~ 1.32V | 1.08V ~ 1.32V |
| Core Processor | -- | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M3 |
| Core Size | -- | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core |
| Connectivity | -- | CANbus, I²C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG | CANbus, I²C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG | CANbus, I²C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG |
| Data Converters | -- | A/D 16x10b | A/D 16x10b | A/D 16x10b |
| Number of I/O | -- | 67 | 67 | 67 |
| Action |
Texas Instruments LM3S5951-EQC20-C0T Microcontrollers Overview
32-bit ARM Cortex M3 RISC microcontroller featuring 256KB Flash and 64KB RAM. Operates at up to 20 MHz with dual ADCs offering 16 channels each. Includes 67 programmable I/Os and interfaces for CAN (2), I2C (2), UART (3), USB (1), and I2S (1). Packaged in a 100-pin LQFP (Low Profile Quad Flat Package) for surface mounting, with a 0.5mm pin pitch.
Extended operating temperature range from -40°C to 105°C.
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