Texas Instruments Stellaris® ARM® Cortex®-M3S 8000 series 32-bit MCU, LM3S8738-IBZ50-A2T, 50 MHz core, 128 KB Flash, 64 KB RAM, Ethernet MAC+PHY, CAN, 8-channel 10-bit ADC, 38 GPIO, 108-BGA, -40 to 85°C.
| Parameter | Value |
|---|---|
| Series | Stellaris® ARM® Cortex®-M3S 8000 |
| Mounting type | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 2.25V ~ 2.75V |
| Operating temperature | -40°C~85°C(TA) |
| Speed | 50MHz |
| Package | Tape & Reel (TR) |
| RAM size | 64K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Connectivity | CANbus, Ethernet, I²C, IrDA, Microwire, SPI, SSI, UART/USART |
| Number of i (O) | 38 |
| Core processor | ARM® Cortex®-M3 |
| Case | 108-LFBGA |
| Data converters | A/D 8x10b |
| Program memory size | 128KB (128K x 8) |
The -40 to 85°C operating range covers factory-floor and outdoor telecom enclosure environments. The 108-ball BGA (10x10 mm) requires a controlled reflow profile and X-ray inspection.
There is no official direct replacement or pin-compatible successor listed from Texas Instruments for the LM3S8738-IBZ50-A2T. Sourcing is through independent distribution channels for existing inventory.
The LM3S8738-IBZ50-A2T is sourced to order against an RFQ through our independent distribution network. Availability and current pricing are confirmed at quote time.
The LM3S8738-IBZ50-A2T is a 32-bit ARM Cortex-M3 MCU with a 50 MHz core, 128 KB Flash, 64 KB SRAM, Ethernet MAC+PHY, CAN, 8-channel 10-bit ADC, 38 GPIO, in a 108-BGA package rated for -40 to 85°C.