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China OMAP-L138 Applications Processor with 456 MHz ARM9 + DSP for Low-Power
China OMAP-L138 Applications Processor with 456 MHz ARM9 + DSP for Low-Power

  1. China OMAP-L138 Applications Processor with 456 MHz ARM9 + DSP for Low-Power

OMAP-L138 Applications Processor with 456 MHz ARM9 + DSP for Low-Power

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MFR TI
Part Number OMAP-L138EZWTD4
Breakdown IC MPU OMAP-L1X 456MHZ 361NFBGA

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  1. Product Details
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Product Specification

MFR TI Part Number OMAP-L138EZWTD4
Breakdown IC MPU OMAP-L1X 456MHZ 361NFBGA
High Light 456 MHz ARM9 + DSP OMAP-L138 Applications ProcessorExtended Temperature -40°C to 105°C Dual-Core SoCLow-Power Applications Texas Instruments IC
OMAP-L138EZWTD4 Technical Overview
Product Identification
  • Manufacturer: TI
  • Full Designation: OMAP-L138 Low-Power Applications Processor
  • Part Number: OMAP-L138EZWTD4
  • Core Innovation: Asymmetric Dual-Core SoC combining ARM9 + DSP for optimal performance/power
Architecture Overview
┌─────────────────────────────────────────────────────┐ │ OMAP-L138 SoC │ ├──────────────┬──────────────────────────────────────┤ │ ARM926EJ-S │ TMS320C674x DSP Core │ │ Core │ (Floating/Fixed-Point) │ │ @456MHz │ @456MHz │ │ (32-bit RISC)│ │ ├──────────────┼──────────────────────────────────────┤ │ Shared Memory: 128KB RAM, Shared Peripherals │ ├─────────────────────────────────────────────────────┤ │ SYSTEM INTERCONNECT & POWER MANAGEMENT │ ├─────────────────────────────────────────────────────┤ │ PERIPHERALS & INTERFACES (See Section 4) │ └─────────────────────────────────────────────────────┘
  • Heterogeneous Dual-Core: ARM926EJ-S for control/application processing and C674x DSP for signal/math-intensive processing
  • Shared Memory Architecture: Enables zero-copy data transfer
  • Smart Reflex Technology: Adaptive voltage/frequency scaling
Core Processor Specifications
ARM926EJ-S Core (456 MHz)
  • 32-bit RISC processor with MMU
  • 16KB Instruction Cache, 16KB Data Cache
  • 8KB RAM, 8KB ROM
  • Jazelle technology for Java acceleration
  • ARMv5TE instruction set architecture
TMS320C674x DSP Core (456 MHz)
  • Industry's lowest-power floating-point DSP
  • VLIW architecture (8 functional units)
  • Native hardware support for IEEE single/double precision
  • Advanced C compiler with intrinsic optimizations
  • 32KB L1P, 32KB L1D, 256KB L2 memory
Peripheral Integration
Communication Interfaces
  • Ethernet MAC (10/100): With MII/RMII and MDIO
  • USB 2.0: 1x USB 2.0 OTG (12-pin ULPI interface), 1x USB 1.1 OHCI Host
  • Serial Ports: 2x UART, 2x McASP, 1x McBSP, 2x SPI, 1x I²C
  • CAN 2.0: 2x CAN controllers
Data Conversion & Timing
  • 10-bit ADC: 8 channels, 3.5 MSPS
  • PWM/HRPWM: 3x 16-bit enhanced eCAP/PWM
  • Timers: 7x 32-bit general-purpose timers
  • Watchdog Timer
Key Technical Specifications
Parameter Specification
Process Technology 65nm CMOS
Core Voltages CVDD: 1.2V, DVDD: 1.8V/3.3V
Power Consumption <300mW @ 300MHz (typical) <500mW @ 456MHz (max)
Package 361-ball PBGA (16mm x 16mm, 0.65mm pitch)
Temperature Range Extended Industrial: -40°C to 105°C
Pin Count 361 (EZWT package variant)
Primary Application Domains
Industrial Automation & Control
  • PLC/PAC systems
  • Motor drives (servo, stepper, BLDC)
  • Process control instrumentation
  • Industrial robots
Medical & Healthcare
  • Patient monitoring (vital signs, Holter)
  • Portable ultrasound
  • Infusion pumps
  • Diagnostic equipment
Audio/Video Processing
  • Audio processors (mixers, effects)
  • Video analytics (surveillance)
  • Teleconferencing systems
Development Ecosystem
Software Support
  • Operating Systems: Linux (TI Processor SDK), TI-RTOS, FreeRTOS, WinCE
  • Development Tools: Code Composer Studio (CCS) IDE, ARM GCC toolchain, DSP/BIOS
  • Middleware: Codec engines, industrial protocol stacks, graphics libraries
Current Status & Recommendations
Production Status
  • Status: Active production for industrial customers
  • Lifecycle: Mature product with long-term supply guaranteed
When to Choose OMAP-L138EZWTD4
  • Legacy designs upgrading from OMAP-L137
  • Applications requiring floating-point DSP + ARM
  • Industrial temperature operation (-40°C to 105°C)
  • Existing DSP algorithm investment
Essential Design Resources
  • Datasheet: SPRS586H (Rev. H, 2014)
  • Technical Reference: SPRUH77C (Rev. C, 2012)
  • EVM User's Guide: SPRUHG6
  • Linux SDK: Processor SDK RTOS/Linux
  • Power Estimation Tool: SPC948B

Company Details

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Who We AreFounded in 2009, Berton Electronics Limited has grown into a globally recognized distributor of electronic components, trusted by enterprises, research institutions, and enthusiasts across 50+ countries.  As an authorized partner to 500+ industry-leading brands—including TI, STM... Who We AreFounded in 2009, Berton Electronics Limited has grown into a globally recognized distributor of electronic components, trusted by enterprises, research institutions, and enthusiasts across 50+ countries.  As an authorized partner to 500+ industry-leading brands—including TI, STM...

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  • Berton Electronics Limited
  • Room 905 Dong Le Building , NanJi Road , Luohu District, Shenzhen,China.
  • https://www.integratedcircuitsics.com/

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