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Stellaris LM3S Microcontroller 100-LQFP -40 to 85
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
LM3S8938-IQC50-A2 by Texas Instruments is a Microcontroller.
Microcontrollers are under the broader part category of Microcontrollers and Processors.
Microcontrollers (MCUs) are small, low-power integrated circuits used to control embedded systems. Microcontrollers are primarily used to automate and control devices. Read more about Microcontrollers and Processors on our Microcontrollers and Processors part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
296-24920-ND
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DigiKey | IC MCU 32BIT 256KB FLASH 100LQFP Min Qty: 90 Lead time: 18 Weeks Container: Tray | Temporarily Out of Stock |
|
$42.2494 | Buy Now |
DISTI #
868-LM3S8938-IQC50
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Mouser Electronics | ARM Microcontrollers - MCU Stellaris Cortex-M3 10/100 MAC PHY CAN RoHS: Compliant | 0 |
|
Order Now | |
|
Bristol Electronics | 17 |
|
RFQ | ||
DISTI #
SMC-LM3S8938-IQC50-A2
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Sensible Micro Corporation | AS6081 Certified Vendor, 1 Yr Warranty RoHS: Not Compliant Min Qty: 25 Lead time: 2 Weeks, 0 Days | 1200 |
|
RFQ | |
|
Vyrian | Peripheral ICs | 1371 |
|
RFQ |
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LM3S8938-IQC50-A2
Texas Instruments
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Datasheet
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LM3S8938-IQC50-A2
Texas Instruments
Stellaris LM3S Microcontroller 100-LQFP -40 to 85
|
Pbfree Code | Yes | |
Rohs Code | Yes | |
Part Life Cycle Code | Not Recommended | |
Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
Part Package Code | QFP | |
Package Description | ROHS COMPLIANT, MS-026BED, LQFP-100 | |
Pin Count | 100 | |
Reach Compliance Code | compliant | |
ECCN Code | 3A991.A.2 | |
HTS Code | 8542.31.00.01 | |
Samacsys Manufacturer | Texas Instruments | |
Has ADC | YES | |
Address Bus Width | ||
Bit Size | 32 | |
Boundary Scan | YES | |
CPU Family | CORTEX-M3 | |
Clock Frequency-Max | 8.192 MHz | |
DAC Channels | NO | |
DMA Channels | NO | |
External Data Bus Width | ||
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 | ||
Number of External Interrupts | ||
Number of I/O Lines | 38 | |
Number of Serial I/Os | 8 | |
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) | 262144 | |
ROM Programmability | FLASH | |
Seated Height-Max | 1.6 mm | |
Speed | 50 MHz | |
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 |
This table gives cross-reference parts and alternative options found for LM3S8938-IQC50-A2. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM3S8938-IQC50-A2, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Manufacturer | Composite Price | Description | Compare |
---|---|---|---|---|
LM3S8938-IQC50-A2T | Texas Instruments | Check for Price | Stellaris LM3S Microcontroller 100-LQFP -40 to 85 | LM3S8938-IQC50-A2 vs LM3S8938-IQC50-A2T |
LM3S8938-EQC50-A2 | Texas Instruments | Check for Price | Stellaris LM3S Microcontroller 100-LQFP -40 to 105 | LM3S8938-IQC50-A2 vs LM3S8938-EQC50-A2 |
LM3S6618-EQC50-A2 | Texas Instruments | Check for Price | IC 32-BIT, FLASH, 50 MHz, RISC MICROCONTROLLER, PQFP100, ROHS COMPLIANT, MS-026BED, LQFP-100, Microcontroller | LM3S8938-IQC50-A2 vs LM3S6618-EQC50-A2 |
The LM3S8938 can operate from -40°C to 85°C, but it's recommended to operate within 0°C to 70°C for optimal performance.
The LM3S8938 can use an external crystal oscillator or an internal RC oscillator as its clock source. The clock source can be configured using the CLKCFG register in the System Control Module.
The maximum current draw of the LM3S8938 depends on the operating frequency and voltage. At 50 MHz and 3.3V, the maximum current draw is approximately 65 mA.
The LM3S8938 has a USB 2.0 full-speed interface that can be used as a device or host. The USB interface is controlled by the USB Device/Host Controller module, and can be configured using the USB registers.
The LM3S8938 has 256 KB of flash memory, but only 128 KB is available for program storage. The remaining 128 KB is reserved for the boot loader and other system functions.