LM3S2139-EQC25-A2T

Product Overview

Use

This microcontroller is commonly used in various electronic devices and systems for controlling and processing data.

Characteristics

High-performance 32-bit ARM Cortex-M3 core
Clock speed of 50 MHz
Flash memory capacity of 128 KB
RAM capacity of 8 KB
Integrated peripherals such as UART, SPI, I2C, and GPIO
Low power consumption
Wide operating voltage range
Small form factor

Package

The LM3S2139-EQC25-A2T is available in a compact quad flat package (QFP).

Essence

The essence of this microcontroller lies in its ability to provide efficient and reliable control and processing capabilities for a wide range of applications.

Packaging/Quantity

The LM3S2139-EQC25-A2T is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

Microcontroller: LM3S2139
Core: ARM Cortex-M3
Clock Speed: 50 MHz
Flash Memory: 128 KB
RAM: 8 KB
Operating Voltage: 2.7V - 3.6V
Operating Temperature Range: -40°C to +85°C
Package Type: Quad Flat Package (QFP)
Package Dimensions: 10mm x 10mm

Detailed Pin Configuration

The LM3S2139-EQC25-A2T has a total of 64 pins, which are assigned for various functions and connections. The pin configuration is as follows:

(Pin Number) - (Pin Name) - (Function)

1 - VDD - Power Supply 2 - VSS - Ground 3 - PA0 - General-Purpose I/O 4 - PA1 - General-Purpose I/O 5 - PA2 - General-Purpose I/O 6 - PA3 - General-Purpose I/O 7 - PA4 - General-Purpose I/O 8 - PA5 - General-Purpose I/O 9 - PA6 - General-Purpose I/O 10 - PA7 - General-Purpose I/O 11 - PB0 - General-Purpose I/O 12 - PB1 - General-Purpose I/O 13 - PB2 - General-Purpose I/O 14 - PB3 - General-Purpose I/O 15 - PB4 - General-Purpose I/O 16 - PB5 - General-Purpose I/O 17 - PB6 - General-Purpose I/O 18 - PB7 - General-Purpose I/O 19 - PC0 - General-Purpose I/O 20 - PC1 - General-Purpose I/O 21 - PC2 - General-Purpose I/O 22 - PC3 - General-Purpose I/O 23 - PC4 - General-Purpose I/O 24 - PC5 - General-Purpose I/O 25 - PC6 - General-Purpose I/O 26 - PC7 - General-Purpose I/O 27 - PD0 - General-Purpose I/O 28 - PD1 - General-Purpose I/O 29 - PD2 - General-Purpose I/O 30 - PD3 - General-Purpose I/O 31 - PD4 - General-Purpose I/O 32 - PD5 - General-Purpose I/O 33 - PD6 - General-Purpose I/O 34 - PD7 - General-Purpose I/O 35 - PE0 - General-Purpose I/O 36 - PE1 - General-Purpose I/O 37 - PE2 - General-Purpose I/O 38 - PE3 - General-Purpose I/O 39 - PE4 - General-Purpose I/O 40 - PE5 - General-Purpose I/O 41 - PE6 - General-Purpose I/O 42 - PE7 - General-Purpose I/O 43 - PF0 - General-Purpose I/O 44 - PF1 - General-Purpose I/O 45 - PF2 - General-Purpose I/O 46 - PF3 - General-Purpose I/O 47 - PF4 - General-Purpose I/O 48 - PF5 - General-Purpose I/O 49 - PF6 - General-Purpose I/O 50 - PF7 - General-Purpose I/O 51 - PG0 - General-Purpose I/O 52 - PG1 - General-Purpose I/O 53 - PG2 - General-Purpose I/O 54 - PG3 - General-Purpose I/O 55 - PG4 - General-Purpose I/O 56 - PG5 - General-Purpose I/O 57 - PG6 - General-Purpose I/O 58 - PG7

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LM3S2139-EQC25-A2T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LM3S2139-EQC25-A2T in technical solutions:

Q: What is the LM3S2139-EQC25-A2T microcontroller used for? A: The LM3S2139-EQC25-A2T microcontroller is commonly used in embedded systems and IoT applications.
Q: What is the maximum clock frequency of the LM3S2139-EQC25-A2T? A: The LM3S2139-EQC25-A2T has a maximum clock frequency of 50 MHz.
Q: How much flash memory does the LM3S2139-EQC25-A2T have? A: The LM3S2139-EQC25-A2T has 128 KB of flash memory.
Q: Can I expand the memory of the LM3S2139-EQC25-A2T? A: No, the LM3S2139-EQC25-A2T does not support external memory expansion.
Q: What peripherals are available on the LM3S2139-EQC25-A2T? A: The LM3S2139-EQC25-A2T includes UART, SPI, I2C, GPIO, ADC, and PWM peripherals.
Q: Does the LM3S2139-EQC25-A2T support real-time operating systems (RTOS)? A: Yes, the LM3S2139-EQC25-A2T is compatible with various RTOS options like FreeRTOS and Micrium.
Q: Can I use the LM3S2139-EQC25-A2T for motor control applications? A: Yes, the LM3S2139-EQC25-A2T has built-in PWM modules that make it suitable for motor control applications.
Q: What development tools are available for programming the LM3S2139-EQC25-A2T? A: You can use the Keil MDK-ARM, IAR Embedded Workbench, or Code Composer Studio IDEs for programming the LM3S2139-EQC25-A2T.
Q: Is the LM3S2139-EQC25-A2T suitable for low-power applications? A: Yes, the LM3S2139-EQC25-A2T has various power-saving features and low-power modes, making it suitable for battery-powered devices.
Q: Can I interface the LM3S2139-EQC25-A2T with external sensors? A: Yes, the LM3S2139-EQC25-A2T supports multiple communication protocols like SPI and I2C, allowing you to interface with external sensors easily.

I hope these questions and answers provide useful information about the LM3S2139-EQC25-A2T microcontroller in technical solutions!