Texas Instruments LM3S2948-IBZ80-A2 Microcontrollers
32-bit ARM Cortex M3 RISC microcontroller featuring 256KB Flash program memory and 64KB RAM.

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM3S2948-IBZ80-A2
Series
Base Model
Detailed Description
32-bit ARM Cortex M3 RISC microcontroller featuring 256KB Flash program memory and 64KB RAM. Operates at up to 80 MHz with a 32-bit data bus width. Includes 6 timers, 52 programmable I/Os, and interfaces for CAN, I2C, SSI, and UART. Packaged in a 108-pin NFBGA (10x10mm) for surface mounting, with an operating voltage range of 2.75V to 3.6V and an industrial temperature range of -40°C to 85°C.
Package
NFBGA
Key Features
Package: NFBGA
Lifecycle Status
Active
Datasheet
LM3S2948-IBZ80-A2 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM3S2948-IBZ80-A2 Microcontrollers technical specifications.
General
RAM Size
64KB
Data Bus Width
32bit
Number of Pins
108
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Basic Package Type
Ball Grid Array
Package Family Name
BGA
Package
NFBGA
Package Description
Plastic Ball Grid Array
Lead Shape
Ball
Alternate Parts Comparison (LM3S2948-IBZ80-A2 vs LM3S2948-IQC50-A2 vs LM3S2948-IBZ50-A2T vs LM3S2948-EQC50-A2)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) |
| RAM Size | 64KB | 64K x 8 | 64K x 8 | 64K x 8 |
| Program Memory Size | 256KB | 256KB (256K x 8) | 256KB (256K x 8) | 256KB (256K x 8) |
| Program Memory Type | Flash | Flash | Flash | Flash |
| Package / Case | -- | 100-LQFP | 108-LFBGA | 100-LQFP |
| Supply Voltage | -- | 2.25V ~ 2.75V | 2.25V ~ 2.75V | 2.25V ~ 2.75V |
| Core Processor | -- | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M3 |
| Core Size | -- | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core |
| Connectivity | -- | CANbus, I²C, IrDA, Microwire, SPI, SSI, UART/USART | CANbus, I²C, IrDA, Microwire, SPI, SSI, UART/USART | CANbus, I²C, IrDA, Microwire, SPI, SSI, UART/USART |
| Data Converters | -- | A/D 8x10b | A/D 8x10b | A/D 8x10b |
| Number of I/O | -- | 52 | 52 | 52 |
| Action |
Texas Instruments LM3S2948-IBZ80-A2 Microcontrollers Overview
32-bit ARM Cortex M3 RISC microcontroller featuring 256KB Flash program memory and 64KB RAM. Operates at up to 80 MHz with a 32-bit data bus width. Includes 6 timers, 52 programmable I/Os, and interfaces for CAN, I2C, SSI, and UART. Packaged in a 108-pin NFBGA (10x10mm) for surface mounting, with an operating voltage range of 2.75V to 3.6V and an industrial temperature range of -40°C to 85°C.
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