Texas Instruments Stellaris® ARM® Cortex®-M3S 2000 series MCU, LM3S2432-EQC50-A2, 32-Bit Single-Core, 50 MHz, 96KB Flash, 32K x 8 RAM, 100-LQFP, -40°C to 105°C.
| Parameter | Value |
|---|---|
| Series | Stellaris® ARM® Cortex®-M3S 2000 |
| Mounting type | 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) | 34 |
| Core processor | ARM® Cortex®-M3 |
| Case | 100-LQFP |
| Data converters | A/D 3x10b |
| Program memory size | 96KB (96K x 8) |
Expert opinion by Distributor Dahlia · Authorized Distributor Product & Sourcing Specialist
The LM3S2432-EQC50-A2 is a 32-bit ARM Cortex-M3 MCU from the Stellaris series, clocked at 50 MHz with 96 KB Flash and 32K x 8 SRAM.
The 50 MHz core handles real-time control loops and protocol stacks. The internal oscillator is on-chip.
The LM3S2432-EQC50-A2 is marked obsolete by the manufacturer. No official successor part number is listed.
Yes, the LM3S2432-EQC50-A2 is marked obsolete by Texas Instruments. No direct replacement part number has been published. For existing designs, sourcing through independent distribution is the standard path.
No official replacement part number is listed in the lifecycle record. The LM3S2432-EQC50-A2 is obsolete, so a pin-compatible alternative within the Stellaris family would need to be evaluated based on your specific requirements — check the package, supply voltage, and memory size.
The LM3S2432-EQC50-A2 is a 32-bit ARM Cortex-M3 MCU clocked at 50 MHz, with 96 KB Flash, 32K x 8 RAM, 34 I/O pins, three 10-bit ADC channels, and serial interfaces including CAN, I²C, SPI, and UART. It operates from 2.25 V to 2.75 V over -40°C to 105°C in a 100-LQFP package.