LM3S5749-IQC50-A0 The Texas Instruments LM3S5749-IQC50-A0 is a 32-bit ARM Cortex-M3 microcontroller featuring 128KB of Flash memory and 64KB of SRAM. It operates at 50MHz and comes in a 100-LQFP package.
Mfr Part #:

LM3S5749-IQC50-A0

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM3S5749-IQC50-A0 is a 32-bit ARM Cortex-M3 microcontroller featuring 128KB of Flash memory and 64KB of SRAM. It operates at 50MHz and comes in a 100-LQFP package.
✓ Total Stock: 3,600 pcs
$ Price Range: $20.67

LM3S5749-IQC50-A0 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
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Non-Authorised Inventory information
2,000 pcs
2000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1,600 pcs
1600 pcs On Request 1 On Request On Request On Request On Request On Request

LM3S5749-IQC50-A0 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage
Watchdog Timer

LM3S5749-IQC50-A0 Description

Short technical summary and product information.

The Texas Instruments LM3S5749-IQC50-A0 is a microcontroller based on the 32-bit ARM Cortex-M3 processor core, operating at speeds up to 50MHz. It offers 128KB of single-cycle Flash memory for program storage and 64KB of single-cycle SRAM for data.

 

Key features include a 32-channel configurable μDMA controller, a watchdog timer, and up to 61 GPIOs. The device supports various connectivity options such as CANbus, I²C, SPI, UART, and USB. It operates within a voltage range of 2.25V to 2.75V and has an operating temperature range of -40°C to 85°C.

 

This microcontroller is housed in a 100-LQFP package, suitable for surface mount applications. It is designed for general-purpose embedded systems requiring a balance of performance, memory, and peripheral integration.

LM3S5749-IQC50-A0 Quick Information

Product Type: Microcontroller
Series: Stellaris LM3S
Canonical Name: Texas Instruments LM3S5749-IQC50-A0 Microcontroller
Subcategory: MCU de uso general

LM3S5749-IQC50-A0 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LM3S5749-IQC50-A0 Estimated Pricing

Qty Low High
1+ $20.67 $20.67

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM3S5749-IQC50-A0 Features

  • 32-bit ARM Cortex-M3 processor core.
  • 50MHz operation speed.
  • 128KB Flash and 64KB SRAM.
  • 100-LQFP package for surface mounting.
  • Wide range of connectivity options.

LM3S5749-IQC50-A0 Applications

  • Suitable for general embedded applications.
  • Ideal for systems needing DMA control.
  • Supports various communication protocols.
  • Designed for industrial control systems.

LM3S5749-IQC50-A0 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the processor core of the LM3S5749-IQC50-A0?

The LM3S5749-IQC50-A0 features a 32-bit ARM Cortex-M3 processor core.

What is the operating speed of this microcontroller?

This microcontroller operates at a speed of 50 MHz.

How much Flash and SRAM memory does the LM3S5749-IQC50-A0 have?

It has 128KB of Flash memory and 64KB of SRAM.

What package type is the LM3S5749-IQC50-A0 supplied in?

The LM3S5749-IQC50-A0 is supplied in a 100-LQFP package.

What is the operating temperature range for this device?

The operating temperature range is -40°C to 85°C.

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