Overview
The OMAPL138BGWTMEP is a low-power applications processor developed by Texas Instruments. It is part of the C6-Integra™ DSP+ARM® processor family, integrating both an ARM926EJ-S™ RISC MPU and a C674x DSP core. This dual-core SoC is designed to provide significant power savings compared to other members of the TMS320C6000™ platform of DSPs. The processor is suitable for various applications requiring high performance and low power consumption, particularly in defense, aerospace, and medical sectors.
Key Specifications
| Characteristic | Description |
|---|---|
| CPU Frequency | 345 MHz (C674x DSP and ARM926EJ-S) |
| Voltage | Variable (1.2V-1.0V) for 345 MHz version |
| I/O Voltage | 1.8V or 3.3V |
| Package | 361-Ball SnPb Plastic Ball Grid Array (PBGA), 16 mm x 16 mm, 0.80 mm pitch |
| Memory | 32KB L1 RAM, 32KB L1 Program RAM, 256KB L2 RAM, 128KB Shared RAM |
| External Memory Interfaces | DDR2/Mobile DDR controller, EMIFA (asynchronous and SDRAM) |
| Temperature Range | -55°C to 125°C (extended temperature range) |
| Peripherals | 10/100 Mb/s Ethernet MAC, USB2.0 OTG, USB1.1 OHCI, I2C, SPI, UART, McBSP, McASP, eHRPWM, eCAP, HPI |
Key Features
- Dual-core architecture with ARM926EJ-S™ RISC MPU and C674x DSP core
- Low power consumption with variable voltage support
- Integrated peripherals: 10/100 Mb/s Ethernet MAC, USB2.0 OTG, USB1.1 OHCI, I2C, SPI, UART, McBSP, McASP
- External memory interfaces: DDR2/Mobile DDR controller and EMIFA
- Enhanced capture modules (eCAP) and high-resolution pulse width modulators (eHRPWM)
- General-purpose timers and watchdog timer
- Support for TDM, I2S, and similar audio formats
- Extended temperature range (-55°C to 125°C) and military-grade reliability
Applications
The OMAPL138BGWTMEP is designed for use in various demanding applications, including:
- Defense and aerospace systems
- Medical devices requiring high reliability and low power consumption
- Industrial automation and control systems
- Embedded systems needing dual-core processing capabilities
- Communication and networking equipment
Q & A
- What is the CPU frequency of the OMAPL138BGWTMEP?
The CPU frequency is 345 MHz for both the C674x DSP and ARM926EJ-S cores.
- What are the supported voltage ranges for this processor?
The processor supports a variable voltage range of 1.2V-1.0V for the 345 MHz version.
- What type of package does the OMAPL138BGWTMEP come in?
The processor is packaged in a 361-Ball SnPb Plastic Ball Grid Array (PBGA) with a 16 mm x 16 mm size and 0.80 mm pitch.
- What are the key peripherals integrated into this processor?
The key peripherals include 10/100 Mb/s Ethernet MAC, USB2.0 OTG, USB1.1 OHCI, I2C, SPI, UART, McBSP, McASP, eHRPWM, and eCAP.
- What are the external memory interfaces supported by this processor?
The processor supports DDR2/Mobile DDR controller and EMIFA (asynchronous and SDRAM) external memory interfaces.
- What is the temperature range for the OMAPL138BGWTMEP?
The temperature range is -55°C to 125°C, making it suitable for extended temperature applications.
- Is the OMAPL138BGWTMEP suitable for military and aerospace applications?
- What are the audio capabilities of the OMAPL138BGWTMEP?
The processor supports TDM, I2S, and similar audio formats through its multichannel audio serial port (McASP).
- Does the OMAPL138BGWTMEP have any specific power management features?
- What kind of timers does the OMAPL138BGWTMEP have?
The processor includes four 64-bit general-purpose timers, each configurable, with one configurable as a watchdog timer.
