Memory and peripheral budget for control applications
Obsolete — sourcing through independent distribution
Texas Instruments classifies the LM3S2608-EQC50-A2 as Obsolete. No last-time-buy window remains open through the factory channel.
LM3S2608-EQC50-A2 Stellaris ARM Cortex-M3 MCU, 50 MHz
MPNLM3S2608-EQC50-A2
Obsolete
Texas Instruments Stellaris® ARM® Cortex®-M3S 2000 series LM3S2608-EQC50-A2, 32-Bit Single-Core MCU, 50MHz, 128KB Flash, 32K x 8 RAM, 100-LQFP, -40°C~105°C.
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Series | Stellaris® ARM® Cortex®-M3S 2000 |
| 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 | Tray |
| RAM size | 32K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | CANbus, I²C, IrDA, Microwire, SPI, SSI, UART/USART |
| Number of i (O) | 52 |
| Core processor | ARM® Cortex®-M3 |
| Case | 100-LQFP |
| Data converters | A/D 8x10b |
| Program memory size | 128KB (128K x 8) |
Product details
Frequently asked questions
Is LM3S2608-EQC50-A2 obsolete?
Yes, Texas Instruments has classified the LM3S2608-EQC50-A2 as Obsolete. It is no longer available through the factory channel and must be sourced through independent distribution.
What is a drop-in replacement for LM3S2608-EQC50-A2?
No official pin-compatible drop-in replacement has been announced by Texas Instruments for this specific order code. Any substitution requires a design review of the Stellaris family's later offerings or a migration to a different Cortex-M3 MCU with similar peripheral mapping.