Overview
The OMAP-L138 C6000 DSP+ARM processor, produced by Texas Instruments, is a low-power applications processor that integrates an ARM926EJ-S RISC MPU and a C674x DSP core. This dual-core system-on-chip (SoC) is designed to provide high performance while maintaining low power consumption, making it suitable for a variety of applications. The processor supports both 375 MHz and 456 MHz operating frequencies for both the ARM and DSP cores, depending on the voltage supply.
Key Specifications
| Characteristic | Description |
|---|---|
| CPU Cores | ARM926EJ-S RISC MPU and C674x DSP core |
| Operating Frequency | 375 MHz (1.2V) or 456 MHz (1.3V) for both ARM and DSP cores |
| Memory | 16KB of Instruction Cache, 16KB of Data Cache, 128KB of Shared RAM |
| I/O Voltage | 1.8V or 3.3V LVCMOS I/Os (except for USB and DDR2 interfaces) |
| External Memory Interfaces | EMIFA, NOR, NAND, 16-Bit SDRAM, DDR2/Mobile DDR Memory Controller |
| USB Interfaces | USB 1.1 OHCI (Host), USB 2.0 OTG Port |
| Ethernet | 10/100 Mbps Ethernet MAC (EMAC) with MII and RMII interfaces |
| Audio Interfaces | One Multichannel Audio Serial Port (McASP), Two Multichannel Buffered Serial Ports (McBSPs) |
| Package | 361-Ball Pb-Free Plastic Ball Grid Array (PBGA) |
| Operating Temperature | -40°C to 105°C |
Key Features
- Dual-Core SoC with ARM926EJ-S and C674x DSP cores
- ARM Jazelle technology and Embedded ICE-RT for real-time debug
- Instruction packing reduces code size, and all instructions are conditional
- Hardware support for modulo loop operation and protected mode operation
- 128KB of shared RAM and various external memory interfaces
- USB 1.1 and USB 2.0 interfaces, 10/100 Mbps Ethernet MAC
- Multichannel audio serial ports and buffered serial ports
- Video Port Interface (VPIF) and Universal Parallel Port (uPP)
- Serial ATA (SATA) controller and Real-Time Clock (RTC)
- Enhanced High-Resolution Pulse Width Modulators (eHRPWMs) and Enhanced Capture (eCAP) modules
Applications
- Professional or Private Mobile Radio (PMR)
- Remote Radio Unit (RRU) and Remote Radio Head (RRH)
- Industrial Automation
- Currency Inspection and Biometric Identification
- Machine Vision (Low-End)
- Smart Grid Substation Protection
- Industrial Portable Navigation Devices
Q & A
- What are the core components of the OMAP-L138 processor?
The OMAP-L138 processor includes an ARM926EJ-S RISC MPU and a C674x DSP core.
- What are the operating frequencies of the OMAP-L138 processor?
The processor operates at 375 MHz (1.2V) or 456 MHz (1.3V) for both ARM and DSP cores.
- What types of memory does the OMAP-L138 have?
The processor includes 16KB of Instruction Cache, 16KB of Data Cache, and 128KB of shared RAM.
- What I/O voltage levels does the OMAP-L138 support?
The processor supports 1.8V or 3.3V LVCMOS I/Os (except for USB and DDR2 interfaces).
- What external memory interfaces are available on the OMAP-L138?
The processor includes EMIFA, NOR, NAND, 16-Bit SDRAM, and DDR2/Mobile DDR Memory Controller.
- Does the OMAP-L138 have USB interfaces?
Yes, it includes USB 1.1 OHCI (Host) and USB 2.0 OTG Port.
- What is the Ethernet capability of the OMAP-L138?
The processor features a 10/100 Mbps Ethernet MAC (EMAC) with MII and RMII interfaces.
- What audio interfaces are available on the OMAP-L138?
The processor includes one Multichannel Audio Serial Port (McASP) and two Multichannel Buffered Serial Ports (McBSPs).
- What is the package type of the OMAP-L138?
The processor is packaged in a 361-Ball Pb-Free Plastic Ball Grid Array (PBGA).
- What is the operating temperature range of the OMAP-L138?
The operating temperature range is -40°C to 105°C.
