OMAPL138AZCEA3

Product Overview

• Category: Integrated Circuit (IC)
• Use: Embedded System
• Characteristics: High-performance, Low-power consumption
• Package: BGA (Ball Grid Array)
• Essence: Dual-core Digital Signal Processor (DSP) and Microcontroller Unit (MCU)
• Packaging/Quantity: Tray, 1 piece per tray

Specifications

• Architecture: ARM Cortex-A8 + C674x DSP
• Clock Speed: Up to 456 MHz
• Memory: 320 KB RAM, 512 KB L2 Cache
• Interfaces: Ethernet, USB, UART, SPI, I2C, GPIO
• Analog-to-Digital Converter (ADC): 10-bit, 8 channels
• Digital-to-Analog Converter (DAC): 12-bit, 2 channels
• Operating Voltage: 1.15V - 1.32V
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The OMAPL138AZCEA3 has a total of 176 pins, which are configured as follows:

• 80 General-Purpose Input/Output (GPIO) pins
• 16 Universal Asynchronous Receiver/Transmitter (UART) pins
• 4 Serial Peripheral Interface (SPI) pins
• 2 Inter-Integrated Circuit (I2C) pins
• 2 Ethernet Media Access Controller (EMAC) pins
• 2 Universal Serial Bus (USB) pins
• 8 Pulse Width Modulation (PWM) pins
• 8 McASP (Multichannel Audio Serial Port) pins
• 8 McBSP (Multichannel Buffered Serial Port) pins
• 8 Memory Interface (EMIFA) pins
• 2 External Memory Interface (EMIFB) pins
• 2 Video Port Interface (VPIF) pins
• 2 Real-Time Clock (RTC) pins
• 2 Timer pins
• 2 Watchdog Timer (WDT) pins
• 2 Power Management pins
• 2 JTAG pins

Functional Features

1. Dual-core Architecture: Combines the power of an ARM Cortex-A8 processor and a C674x DSP, enabling efficient multitasking and real-time signal processing.
2. Low-power Consumption: Optimized power management features ensure minimal energy consumption, making it suitable for battery-powered applications.
3. Rich Connectivity: Offers various interfaces like Ethernet, USB, UART, SPI, I2C, and GPIO, facilitating seamless integration with other devices.
4. High-performance ADC and DAC: The integrated analog-to-digital and digital-to-analog converters provide accurate and reliable data conversion capabilities.
5. Extensive Memory: With 320 KB RAM and 512 KB L2 cache, it offers ample space for data storage and processing.
6. Wide Operating Temperature Range: Can operate reliably in extreme temperature conditions, ranging from -40°C to +85°C.

Advantages and Disadvantages

Advantages: - Powerful dual-core architecture for enhanced performance - Low-power consumption for energy-efficient applications - Versatile connectivity options for easy integration - High-quality ADC and DAC for precise data conversion - Ample memory capacity for efficient data storage

Disadvantages: - Limited availability of alternative models - Relatively high cost compared to lower-end microcontrollers

Working Principles

The OMAPL138AZCEA3 combines the processing power of an ARM Cortex-A8 processor and a C674x DSP. The ARM Cortex-A8 handles general-purpose computing tasks, while the C674x DSP specializes in real-time signal processing. These cores work together to execute complex algorithms efficiently.

The IC operates by receiving instructions from the embedded software running on the ARM Cortex-A8 core. It processes data using the C674x DSP core, which excels in tasks such as audio and video processing, image recognition, and digital signal processing.

Detailed Application Field Plans

The OMAPL138AZCEA3 finds applications in various fields, including:

1. Industrial Automation: Used for real-time control systems, motor control, and data acquisition in manufacturing processes.
2. Audio/Video Processing: Enables high-quality audio and video processing in multimedia devices, including media players and streaming devices.
3. Communication Systems: Utilized in network routers, gateways, and communication infrastructure equipment for efficient data handling.
4. Medical Devices: Supports medical imaging, patient monitoring, and diagnostic equipment by providing powerful signal processing capabilities.
5. Automotive Electronics: Used in automotive control units, infotainment systems, and advanced driver-assistance systems (ADAS) for enhanced performance.

Alternative Models

While the OMAPL138AZCEA3 is a highly capable IC, alternative models with similar functionalities include:

1. TI TMS320C6748: Offers comparable DSP capabilities with a lower cost.
2. NXP i.MX6UL: Provides a power-efficient