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LM3S2939-IQC50-A2 - Brand New Texas Instruments Microcontrollers - Datasheet - Chipdatas

LM3S2939-IQC50-A2 - Brand New Texas Instruments Microcontrollers

In Stock:6622 ,Ready for Immediate Shipping
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In Stock: 6622, Ready for Immediate Shipping
Category:Microcontrollers
Chipdatas Part No.:CD93-LM3S2939-IQC50-A2
Manufacturer Part No.:LM3S2939-IQC50-A2
Datecode:09+
Package:100-LQFP
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  • Product Details

    __

    [ Luminary Micro, Inc. ]

    Architectural Overview

    The Luminary Micro Stellaris® family of microcontrollers—the first ARM® Cortex™-M3 based controllers—brings high-performance 32-bit computing to cost- sensitive embedded microcontroller applications. These pioneering parts deliver customers 32-bit performance at a cost equivalent to legacy 8- and 16-bit devices, all in a package with a small footprint.
    The Stellaris® family offers efficient performance and extensive integration, favorably positioning the device into cost-conscious applications requiring significant control-processing and connectivity capabilities. The Stellaris® LM3S1000 series extends the Stellaris® family with larger on-chip memories, enhanced power management, and expanded I/O and control capabilities. The Stellaris® LM3S2000 series, designed for Controller Area Network (CAN) applications, extends the Stellaris family with Bosch CAN networking technology, the golden standard in short-haul industrial networks.

    Product Features

    The LM3S2965 microcontroller includes the following product features:
    ■ 32-Bit RISC Performance
    – 32-bit ARM® Cortex™-M3 v7M architecture optimized for small-footprint embedded applications
    – System timer (SysTick), providing a simple, 24-bit clear-on-write, decrementing, wrap-on-zero counter with a flexible control mechanism
    – Thumb®-compatible Thumb-2-only instruction set processor core for high code density
    – 50-MHz operation
    – Hardware-division and single-cycle-multiplication
    – Integrated Nested Vectored Interrupt Controller (NVIC) providing deterministic interrupt handling
    – 42 interrupts with eight priority levels
    – Memory protection unit (MPU), providing a privileged mode for protected operating system functionality
    – Unaligned data access, enabling data to be efficiently packed into memory
    – Atomic bit manipulation (bit-banding), delivering maximum memory utilization and streamlined peripheral control
    ■ Internal Memory
    – 256 KB single-cycle flash
    • User-managed flash block protection on a 2-KB block basis
    • User-managed flash data programming
    • User-defined and managed flash-protection block
    – 64 KB single-cycle SRAM
    ■ General-Purpose Timers
    – Four General-Purpose Timer Modules (GPTM), each of which provides two 16-bit timers. Each GPTM can be configured to operate independently:
    • As a single 32-bit timer
    • As one 32-bit Real-Time Clock (RTC) to event capture
    • For Pulse Width Modulation (PWM)
    • To trigger analog-to-digital conversions
    – 32-bit Timer modes
    • Programmable one-shot timer
    • Programmable periodic timer
    • Real-Time Clock when using an external 32.768-KHz clock as the input
    • User-enabled stalling in periodic and one-shot mode when the controller asserts the CPU Halt flag during debug
    • ADC event trigger
    – 16-bit Timer modes
    • General-purpose timer function with an 8-bit prescaler
    • Programmable one-shot timer
    • Programmable periodic timer
    • User-enabled stalling when the controller asserts CPU Halt flag during debug
    • ADC event trigger
    – 16-bit Input Capture modes
    • Input edge count capture
    • Input edge time capture
    – 16-bit PWM mode
    • Simple PWM mode with software-programmable output inversion of the PWM signal
    (Continue ...)

  • Similar parts: 10206 , Click to view
    Attributes Value
    Category Microcontrollers
    Manufacturer Texas Instruments
    Product Category Microcontrollers
    Series Stellaris® ARM® Cortex®-M3S 2000
    Product MCU
    Packaging Tray Alternate Packaging
    Unit-Weight 0.046530 oz
    Mounting-Style SMD/SMT
    Tradename Stelaris
    Package-Case LQFP-100
    Operating-Temperature -40°C ~ 85°C (TA)
    Supplier-Device-Package 100-LQFP (14x14)
    Number-of-I-O 57 I/O
    Speed 50MHz
    EEPROM-Size -
    Core-Processor ARMR CortexR-M3
    RAM-Size 64K x 8
    Program Memory FLASH
    Peripherals Brown-out Detect/Reset, POR, PWM, WDT
    Connectivity CAN, I2C, IrDA, Microwire, QEI, SPI, SSI, UART/USART
    Voltage-Supply-Vcc-Vdd 2.25 V ~ 2.75 V
    Core-Size 32-Bit
    Program-Memory-Size 256KB (256K x 8)
    Data-Converters A/D 3x10b
    Oscillator-Type Internal
    Maximum Operating Temperature + 85 C
    Operating temperature range - 40 C
    Operating-Supply-Voltage 2.5 V 3.3 V
    Interface-Type CAN I2C SPI SSI UART
    Core ARM Cortex M3
    Processor-Series Stellaris
    Data-Bus-Width 32 bit
    Supply-Voltage-Max 2.75 V 3.6 V
    Supply-Voltage-Min 2.25 V 2.3 V 3 V
    Maximum-Clock-Frequency 50 MHz
    Number-of-ADC-Channels 3 ADC Channels
    Input/output 57 I/O
    Data-RAM-Size 64 kB
    Number-of-Timers-Counters 5 Timer
    ADC-Resolution 10 bit
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  • Datasheet: Download LM3S2939-IQC50-A2
  • Chipdatas Part: CD93-LM3S2939-IQC50-A2
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  • Last Updated: 2024/07/01 12:06 +0800
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