Overview
The OMAP-L138EZWTA3E is a low-power applications processor developed by Texas Instruments. It combines an ARM926EJ-S core with a C674x DSP core, making it a versatile and powerful solution for various embedded systems. This processor is part of the OMAP-L138 series and is known for its rich set of peripherals and interfaces, which enable it to handle a wide range of applications efficiently.
Key Specifications
| Specification | Description |
|---|---|
| Processor Cores | ARM926EJ-S and C674x DSP core |
| Package Type | 361-NFBGA |
| Operating Temperature | -40°C to 105°C |
| Ethernet | 10/100 Mbps Ethernet MAC (EMAC), IEEE 802.3 Compliant, MII and RMII interfaces |
| USB Interfaces | USB2.0 OTG and USB1.1 OHCI |
| Serial Interfaces | Two McBSPs, two SPIs, three UARTs |
| Memory Interfaces | Asynchronous and SDRAM external memory interface (EMIFA), DDR2/Mobile DDR controller |
| Video Port Interface | Video Port Interface (VPIF) with multiple video capture and display channels |
| Pulse Width Modulators | Two Enhanced High-Resolution Pulse Width Modulators (eHRPWMs) |
| Capture Modules | Three 32-Bit Enhanced Capture (eCAP) Modules |
| General-Purpose Timers | Three 64-Bit General-Purpose Timers, one 64-Bit General-Purpose or Watchdog Timer |
| GPIO | Up to 9 banks of general-purpose input/output (GPIO) pins |
Key Features
- Dual-Core Processing: Combines an ARM926EJ-S core with a C674x DSP core for efficient processing of diverse tasks.
- Rich Peripheral Set: Includes multiple serial interfaces (McBSPs, SPIs, UARTs), USB interfaces, Ethernet MAC, and video port interface.
- High-Speed Interfaces: Supports SATA I and SATA II, Universal Parallel Port (uPP), and DDR2/Mobile DDR memory interfaces.
- Real-Time Capabilities: Features real-time clock, high-resolution pulse width modulators, and enhanced capture modules.
- Development Tools: Comprehensive set of development tools including C compilers, DSP assembly optimizer, and Windows debugger interface.
Applications
- Industrial Automation: Suitable for control systems, robotics, and other industrial automation applications due to its real-time capabilities and rich peripheral set.
- Medical Devices: Can be used in medical imaging, patient monitoring systems, and other medical devices requiring high processing power and multiple interfaces.
- Aerospace and Defense: Applicable in various defense and aerospace systems where reliability, performance, and low power consumption are critical.
- Consumer Electronics: Used in advanced consumer electronics such as set-top boxes, digital media players, and other multimedia devices.
Q & A
- What are the main processor cores in the OMAP-L138EZWTA3E?
The OMAP-L138EZWTA3E features an ARM926EJ-S core and a C674x DSP core.
- What is the operating temperature range of the OMAP-L138EZWTA3E?
The operating temperature range is -40°C to 105°C.
- Does the OMAP-L138EZWTA3E support Ethernet?
Yes, it supports 10/100 Mbps Ethernet MAC (EMAC) with MII and RMII interfaces.
- What types of USB interfaces are available on the OMAP-L138EZWTA3E?
The processor includes USB2.0 OTG and USB1.1 OHCI interfaces.
- What is the purpose of the Video Port Interface (VPIF) in the OMAP-L138EZWTA3E?
The VPIF provides flexible video I/O ports for video capture and display.
- How many banks of GPIO pins does the OMAP-L138EZWTA3E have?
It has up to 9 banks of general-purpose input/output (GPIO) pins.
- What is the typical product life cycle of the OMAP-L138EZWTA3E?
Texas Instruments' product life cycles are typically 10 to 15 years and often extend longer.
- Does the OMAP-L138EZWTA3E support SATA interfaces?
Yes, it supports SATA I (1.5 Gbps) and SATA II (3.0 Gbps) with hardware-assisted native command queueing.
- What development tools are available for the OMAP-L138EZWTA3E?
The processor has a comprehensive set of development tools including C compilers, DSP assembly optimizer, and Windows debugger interface.
- What are some common applications of the OMAP-L138EZWTA3E?
It is used in industrial automation, medical devices, aerospace and defense, and consumer electronics.
