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Name: OMAPL138EZCED4
Brand: Texas Instruments
SKU: OMAPL138EZCED4
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments OMAPL138EZCED4

Part No.:: OMAPL138EZCED4

Manufacturer:: Texas Instruments

Package:: 361-LFBGA

Datasheet:: OMAPL138EZCED4.pdf

Description:: IC MPU OMAP-L1X 456MHZ 361NFBGA

In Stock:: 3840

Quantity:: Add To Cart

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OMAPL138EZCED4 Typical application Circuitry

OMAPL138EZCED4

The OMAPL138EZCED4 is a high-performance applications processor based on the ARM and DSP dual-core architecture, designed for a wide range of multimedia and industrial applications.

Application Scenarios:

One common application for the OMAPL138EZCED4 is in digital audio processing systems, where it can be used to manage complex audio signal processing tasks while also handling user interface and connectivity functions.

Parameter Characteristics:

The OMAPL138EZCED4 features include a high-performance ARM9 processor, an integrated TMS320C674x DSP core for efficient signal processing, a wide range of connectivity options (including Ethernet, USB, and more), and extensive multimedia processing capabilities. It also supports a wide range of peripherals and interfaces, making it highly versatile for integrating into various system designs.

Circuit Connection Details:

- Power Supply Configuration: The OMAPL138EZCED4 requires multiple power supply voltages for different sections of the chip. Connect the core supply voltage to the VDD_CORE pins, the I/O supply voltage to the VDDIO pins, and ensure that all ground (GND) pins are properly connected to the system ground.

- Establish a steady clock source connection to the oscillator input and output pins (X1 and X2) in order to supply the primary system clock. Additionally, consider using an external PLL if higher clock accuracy and stability are required for your application.

- Memory Interface: For a digital audio processing system, connect SDRAM to the EMIFA (External Memory Interface A) for program and data storage. Connect the SDRAM control signals, address bus, and data bus to the corresponding EMIFA control, address, and data pins on the OMAPL138EZCED4.

- Audio Codec Interface: Connect an external audio codec to the McASP (Multichannel Audio Serial Port) pins of the OMAPL138EZCED4 for audio input and output. Ensure proper configuration of the McASP pins for synchronization, bit clock, and serial data lines.

Design Considerations:

- Thermal Management: Given the processing power of the OMAPL138EZCED4, ensure adequate thermal management, such as heat sinks or thermal pads, especially if the processor operates at high frequencies or within a confined space.

- EMI and Noise Reduction: Implement careful PCB layout practices to minimize EMI and noise, particularly around the clock distribution and power supply circuits. Keep a stable ground plane and use decoupling capacitors in proximity to the OMAPL138EZCED4's power supply pins.

- Software and Firmware Development: Consider the software and firmware development early in the design process, especially since the OMAPL138EZCED4 supports complex functions that might require significant software infrastructure, including operating systems, drivers, and signal processing libraries.

- Power Supply Integrity: Ensure clean and stable power supplies for all the different voltage domains of the OMAPL138EZCED4. Pay special attention to the power sequencing requirements during system startup and shutdown.

By carefully designing a system around the OMAPL138EZCED4, leveraging its dual-core architecture, and addressing the key design considerations, developers can create powerful, efficient digital audio processing systems capable of handling complex signal processing tasks alongside general-purpose computing functions.

OMAPL138EZCED4 information

OMAPL138EZCED4 Specifications

Package/Case:
361-LFBGA
Packaging:
Tray
Series:
OMAP-L1x
ProductStatus:
Active
CoreProcessor:
ARM926EJ-S
NumberofCores/BusWidth:
1 Core, 32-Bit
Speed:
456MHz
Co-Processors/DSP:
Signal Processing; C674x, System Control; CP15
RAMControllers:
SDRAM
GraphicsAcceleration:
No
Display&InterfaceControllers:
LCD
Ethernet:
10/100Mbps (1)
SATA:
SATA 3Gbps (1)
USB:
USB 1.1 + PHY (1), USB 2.0 + PHY (1)
Voltage-I/O:
1.8V, 3.3V
OperatingTemperature:
-40°C ~ 90°C (TJ)
SecurityFeatures:
Boot Security, Cryptography

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(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

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(3)The PartNo is unused and only in the original unpacked packaging.

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