The LM3S1150-EQC50-A2T: Runs at 50 MHz with an internal oscillator.
Texas Instruments lists the LM3S1150-EQC50-A2T as obsolete. No further factory orders are accepted, and the last-time-buy window has closed.
LM3S1150-EQC50-A2T Stellaris ARM Cortex-M3 MCU, 50MHz
MPNLM3S1150-EQC50-A2T
Obsolete
Texas Instruments Stellaris® ARM® Cortex®-M3S 1000 series LM3S1150-EQC50-A2T, 32-bit single-core MCU, 50MHz, 64KB Flash, 16K x 8 RAM, 2.25V-2.75V supply, -40°C to 105°C, 100-LQFP.
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Series | Stellaris® ARM® Cortex®-M3S 1000 |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 2.25V ~ 2.75V |
| Operating temperature | -40°C~105°C(TA) |
| Speed | 50MHz |
| Package | Tape & Reel (TR) |
| RAM size | 16K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | I²C, IrDA, Microwire, QEI, SPI, SSI, UART/USART |
| Number of i (O) | 52 |
| Core processor | ARM® Cortex®-M3 |
| Case | 100-LQFP |
| Program memory size | 64KB (64K x 8) |
Product details
Frequently asked questions
What is the recommended replacement for LM3S1150-EQC50-A2T?
Buyers need a drop-in or functionally equivalent part to avoid redesign.
Where can I buy LM3S1150-EQC50-A2T?
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Is LM3S1150-EQC50-A2T obsolete?
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What is the pinout of LM3S1150-EQC50-A2T?
Design engineers need to validate PCB layout fit.
Are there any cross-reference parts for LM3S1150-EQC50-A2T?
Brokers and buyers check alternate sources for obsolete parts.