TM4C1237D5PMI 32-bit ARM Cortex-M4 Microcontroller (PMI package)

TM4C1237D5PMI Overview

The TM4C1237D5PMI is a 32-bit microcontroller built around an ARM Cortex-M4F core that balances compute power and real-time control. With a high-performance pipeline, integrated floating-point support and a rich set of peripherals, it suits mid-range embedded designs that need more throughput than basic MCUs but less cost than high-end parts. The device integrates multiple serial interfaces, 12-bit ADC capability, and full-speed USB, enabling faster sensor data capture, simpler connectivity and lower system part count. See full procurement and support options at IC Manufacturer.

TM4C1237D5PMI Technical Specifications

TM4C1237D5PMI Key Features

• 32-bit ARM Cortex-M4F core ?? provides hardware floating-point and DSP instructions for faster math and control loops.
• 256 KB on-chip flash ?? stores larger firmware images and reduces external memory needs for more compact designs.
• 32 KB SRAM ?? supports stack, data buffers and RTOS contexts for multi-tasking applications.
• 12-bit ADCs ?? deliver higher resolution sensor readings compared with lower-resolution converters, improving measurement accuracy.
• Full-speed USB ?? enables direct PC connectivity, USB peripherals or host mode for simpler system-level interface design.
• Multiple serial ports ?? flexible UART/SPI/I2C/SSI arrangements simplify integration with sensors, displays and comm modules.
• Rich GPIO set ?? more configurable pins reduce need for external expanders and lower bill of materials.
• 64-pin LQFP package ?? balances pin density and board assembly cost for compact but capable system boards.

Typical Applications

• Embedded industrial controllers that need deterministic control loops plus higher precision sensing for closed-loop motor or process control systems.
• Human-machine interface (HMI) panels that combine USB connectivity, multiple serial displays and responsive touch or button inputs.
• Sensor gateway modules that aggregate multiple analog and digital sensors, perform local filtering and forward data over USB or serial links.
• Embedded communications nodes that require multiple UART/SPI/I2C interfaces and full-speed USB for firmware updates and diagnostics.

TM4C1237D5PMI Advantages vs Typical Alternatives

The TM4C1237D5PMI positions itself between basic 8/16-bit MCUs and higher-cost 32-bit application processors. Compared to 8-bit parts, it delivers far greater compute headroom with a 32-bit core and hardware floating-point, enabling more complex control algorithms and faster processing of sensor data. Versus larger application processors, it offers lower power, lower cost and simpler integration while still providing full-speed USB and multiple serial interfaces. The integrated flash and SRAM reduce external memory requirements and simplify BOM and board layout.

TM4C1237D5PMI Brand Info

The TM4C1237D5PMI is part of Texas Instruments’ Tiva C family of microcontrollers. TI positions this family for embedded engineers who need a robust ARM Cortex-M4F foundation with broad peripheral integration and strong ecosystem support including development kits, software libraries and technical resources.

FAQ

What core does it use?

The device uses an ARM Cortex-M4F core with 32-bit processing and hardware floating-point support, which accelerates math-heavy tasks and signal processing in embedded systems.

Does it support USB host?

Yes, the device provides full-speed USB support that can operate as a device, host or OTG, enabling direct connection to PCs, peripherals or USB storage in many embedded applications.

How much on-chip memory is available?

This microcontroller includes 256 KB of on-chip flash and 32 KB of SRAM, which helps run larger firmware and buffer data without requiring external memory parts in many designs.

What ADC capabilities are provided?

Built-in 12-bit analog-to-digital converters capture higher-resolution sensor data than lower-resolution converters, suitable for measurement, control and data-logging tasks.

What package and I/O density should I expect?

The part comes in a 64-pin LQFP package (PMI) with up to 43 configurable GPIOs and multiple serial modules, balancing a compact footprint with broad peripheral access for industrial boards.