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LM3S5749-IQC50-A0 - Texas Instruments

Description: ARM® Cortex®-M3 Stellaris® ARM® Cortex®-M3S 5000 Microcontroller IC 32-Bit 50MHz 128KB (128K x 8) FLASH 100-LQFP (14x14)

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LM3S5749-IQC50-A0 - Texas Instruments PCB footprint - Quad Flat Packages - Quad Flat Packages - 100-Pin LQFP
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LM3S5749-IQC50-A0 - Texas Instruments  - 3D model - Quad Flat Packages - 100-Pin LQFP
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LM3S5749-IQC50-A0 Details

  • Manufacturer Part Number:

    LM3S5749-IQC50-A0

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    QFP

  • Pin Count:

    100

  • Country Of Origin:

    Philippines

  • ECCN Code:

    3A991.A.2

  • HTS Code:

    8542.31.00.75

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    3.9

  • Has ADC:

    YES

  • Bit Size:

    32

  • Boundary Scan:

    YES

  • CPU Family:

    CORTEX-M3

  • Clock Frequency-Max:

    0.032 MHz

  • DAC Channels:

    NO

  • DMA Channels:

    NO

  • Format:

    FIXED POINT

  • Integrated Cache:

    YES

  • JESD-30 Code:

    S-PQFP-G100

  • JESD-609 Code:

    e4

  • Length:

    14 mm

  • Low Power Mode:

    YES

  • Moisture Sensitivity Level:

    3

  • Number of DMA Channels:

    32

  • Number of I/O Lines:

    61

  • Number of Serial I/Os:

    3

  • Number of Terminals:

    100

  • Number of Timers:

    4

  • On Chip Data RAM Width:

    8

  • On Chip Program ROM Width:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • PWM Channels:

    YES

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LFQFP

  • Package Equivalence Code:

    QFP100,.63SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • RAM (bytes):

    65536

  • ROM (words):

    65536

  • ROM Programmability:

    FLASH

  • Seated Height-Max:

    1.6 mm

  • Speed:

    50 MHz

  • Supply Current-Max:

    25 mA

  • Supply Voltage-Max:

    2.75 V

  • Supply Voltage-Min:

    2.5 V

  • Supply Voltage-Nom:

    2.5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    14 mm

  • uPs/uCs/Peripheral ICs Type:

    MICROCONTROLLER, RISC

LM3S5749-IQC50-A0 Frequently Asked Questions (FAQs)

  • The LM3S5749 can operate from -40°C to 85°C, but it's recommended to operate within 0°C to 70°C for optimal performance.
  • The LM3S5749 can use an external crystal oscillator or an internal oscillator. To configure the clock source, use the SYSCTL_RCC register to select the clock source and configure the oscillator settings.
  • The maximum current draw for the LM3S5749 is approximately 250mA, but this can vary depending on the operating frequency, voltage, and peripheral usage.
  • The LM3S5749 has several power-saving modes, including Sleep, Deep Sleep, and Hibernate. Use the SYSCTL_PWRCTL register to configure the power-saving modes and reduce power consumption.
  • The LM3S5749 can operate up to 50MHz, but the maximum frequency may vary depending on the voltage and operating conditions.

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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