Overview
The OMAPL138BZWTA3E, produced by Texas Instruments, is a low-power applications processor that integrates a dual-core architecture. This processor combines an ARM926EJ-S RISC MPU with a C674x fixed- and floating-point VLIW DSP core. This integration provides the benefits of both DSP and Reduced Instruction Set Computer (RISC) technologies, enabling robust operating system support, rich user interfaces, and high processing performance. The device is designed to offer significant power savings compared to other members of the TMS320C6000™ platform of DSPs.
Key Specifications
| Characteristic | Description |
|---|---|
| CPU Frequency | 375 MHz (1.2V) or 456 MHz (1.3V) for ARM926EJ-S, 375 MHz (1.2V) or 456 MHz (1.3V) for C674x DSP |
| Core Type | Dual-Core SoC: ARM926EJ-S RISC MPU and C674x DSP core |
| Memory | 256KB L2 RAM, 32KB L1 RAM, 32KB L1 Program RAM, 16KB I-Cache, 16KB D-Cache |
| Package | 361-Ball Pb-Free Plastic Ball Grid Array (PBGA) with 0.80-mm ball pitch |
| Temperature Range | Commercial, Extended, or Industrial temperature range (–55°C to 125°C) |
| Ethernet | 10/100 Mbps Ethernet MAC (EMAC) with MII and RMII interfaces |
| USB Interfaces | USB 2.0 OTG, USB 1.1 OHCI |
| Serial Interfaces | Two I2C, two SPI, three UARTs, one multichannel audio serial port (McASP), two multichannel buffered serial ports (McBSP) |
| Timers | Four 64-bit general-purpose timers (each configurable as two 32-bit timers, one configurable as watchdog) |
| Pulse Width Modulators | Two enhanced high-resolution pulse width modulators (eHRPWM) |
| GPIO | Up to 9 banks of 16 pins of general-purpose input/output (GPIO) with programmable interrupt/event generation modes |
Key Features
- Dual-Core Architecture: Combines an ARM926EJ-S RISC MPU with a C674x DSP core for high performance and low power consumption.
- Rich Peripheral Set: Includes 10/100 Mbps Ethernet MAC, USB 2.0 OTG and USB 1.1 OHCI interfaces, multichannel audio serial ports (McASP), multichannel buffered serial ports (McBSP), and more.
- High-Speed Interfaces: Supports SATA I (1.5 Gbps) and SATA II (3.0 Gbps), and a universal parallel port (uPP) for high-speed data transfers.
- Video and Audio Capabilities: Features a video port interface (VPIF) for flexible video I/O and multiple audio interfaces for various audio formats.
- Timer and PWM Capabilities: Includes four 64-bit general-purpose timers and two enhanced high-resolution pulse width modulators (eHRPWM).
- GPIO and Interrupts: Up to 9 banks of GPIO pins with programmable interrupt/event generation modes.
Applications
- Professional or Private Mobile Radio (PMR): Suitable for radio communication systems due to its robust processing capabilities and low power consumption.
- Remote Radio Unit (RRU) and Remote Radio Head (RRH): Ideal for wireless infrastructure applications requiring high performance and reliability.
- Industrial Automation: Used in industrial control systems that require advanced processing and communication interfaces.
- Currency Inspection and Biometric Identification: Applied in security and identification systems that need high-speed processing and accurate data handling.
- Machine Vision (Low-End): Suitable for low-end machine vision applications requiring real-time processing and image analysis.
- Smart Grid Substation Protection: Used in smart grid systems for real-time monitoring and protection.
- Industrial Portable Navigation Devices: Ideal for navigation devices in industrial settings that require robust processing and low power consumption.
Q & A
- What is the OMAPL138BZWTA3E processor based on?
The OMAPL138BZWTA3E processor is based on a dual-core architecture combining an ARM926EJ-S RISC MPU and a C674x DSP core.
- What are the CPU frequencies of the OMAPL138BZWTA3E?
The CPU frequencies are 375 MHz (1.2V) or 456 MHz (1.3V) for both the ARM926EJ-S and C674x DSP cores.
- What types of memory does the OMAPL138BZWTA3E support?
The device supports 256KB L2 RAM, 32KB L1 RAM, 32KB L1 Program RAM, 16KB I-Cache, and 16KB D-Cache.
- What are the key peripheral interfaces of the OMAPL138BZWTA3E?
The key peripheral interfaces include 10/100 Mbps Ethernet MAC, USB 2.0 OTG and USB 1.1 OHCI, multichannel audio serial ports (McASP), multichannel buffered serial ports (McBSP), and more.
- Does the OMAPL138BZWTA3E support SATA interfaces?
Yes, it supports SATA I (1.5 Gbps) and SATA II (3.0 Gbps).
- What are the temperature ranges supported by the OMAPL138BZWTA3E?
The device supports commercial, extended, or industrial temperature ranges (–55°C to 125°C).
- What are some of the applications of the OMAPL138BZWTA3E?
Applications include professional or private mobile radio, remote radio units, industrial automation, currency inspection, biometric identification, machine vision, smart grid substation protection, and industrial portable navigation devices.
- Does the OMAPL138BZWTA3E have any specific development tools?
Yes, it includes C compilers, a DSP assembly optimizer, and a Windows® debugger interface for visibility into source code execution.
- What is the package type of the OMAPL138BZWTA3E?
The device is packaged in a 361-Ball Pb-Free Plastic Ball Grid Array (PBGA) with a 0.80-mm ball pitch.
- Does the OMAPL138BZWTA3E support GPIO pins?
Yes, it supports up to 9 banks of 16 pins of general-purpose input/output (GPIO) with programmable interrupt/event generation modes.
