Overview
The TMS320C6748BZCED4E is a fixed- and floating-point Digital Signal Processor (DSP) from Texas Instruments, based on the C674x DSP core. This low-power applications processor is designed to provide significantly lower power consumption compared to other members of the TMS320C6000 platform. It is ideal for original-equipment manufacturers (OEMs) and original-design manufacturers (ODMs) to develop devices with robust operating systems, rich user interfaces, and high processor performance. The device features a 2-level cache-based architecture and supports a wide range of peripherals and interfaces, making it versatile for various applications.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | C674x Fixed- and Floating-Point VLIW DSP |
| Clock Speed | 375 MHz and 456 MHz |
| Performance | Up to 3648 MIPS and 2746 MFLOPS |
| Cache Memory | 32KB L1P Program RAM/Cache, 32KB L1D Data RAM/Cache, 256KB L2 Unified Mapped RAM/Cache |
| DMA Controller | Enhanced Direct Memory Access Controller 3 (EDMA3) with 64 independent DMA channels and 16 quick DMA channels |
| Memory Interfaces | EMIFA, NOR, NAND, 16-Bit SDRAM, DDR2/Mobile DDR Memory Controller |
| UART Modules | Three configurable 16550-Type UART Modules with modem control signals and 16-byte FIFO |
| Other Interfaces | Two Serial Peripheral Interfaces (SPIs), Two Multimedia Card (MMC)/Secure Digital (SD) Card Interfaces, Two I2C Bus Interfaces |
| Package | 361-Ball Pb-Free Plastic Ball Grid Array (PBGA) |
| Temperature Range | Commercial, Extended, or Industrial Temperature |
Key Features
- Load-Store Architecture with Nonaligned Support and 64 General-Purpose Registers (32-Bit)
- Fixed-Point Multiply Supports Two 32 × 32-Bit Multiplies, Four 16 × 16-Bit Multiplies, or Eight 8 × 8-Bit Multiplies per Clock Cycle
- Instruction Packing Reduces Code Size and All Instructions Conditional
- Hardware Support for Modulo Loop Operation and Protected Mode Operation
- Exceptions Support for Error Detection and Program Redirection
- TI DSP BIOS™, Chip Support Library, and DSP Library
- 128KB of RAM Shared Memory
- 1.8-V or 3.3-V LVCMOS I/Os (Except for USB and DDR2 Interfaces)
- Three 32-Bit Enhanced Capture (eCAP) Modules and Two Enhanced High-Resolution Pulse Width Modulator (eHRPWM) Peripherals
Applications
- Currency Inspection
- Biometric Identification
- Machine Vision (Low-End)
- Other applications requiring high-performance, low-power DSP capabilities
Q & A
- What is the TMS320C6748BZCED4E based on?
The TMS320C6748BZCED4E is based on the C674x DSP core. - What are the clock speeds of the TMS320C6748BZCED4E?
The clock speeds are 375 MHz and 456 MHz. - What is the performance of the TMS320C6748BZCED4E?
The performance is up to 3648 MIPS and 2746 MFLOPS. - What type of cache memory does the TMS320C6748BZCED4E have?
The device features 32KB L1P Program RAM/Cache, 32KB L1D Data RAM/Cache, and 256KB L2 Unified Mapped RAM/Cache. - What kind of DMA controller does it have?
The device has an Enhanced Direct Memory Access Controller 3 (EDMA3) with 64 independent DMA channels and 16 quick DMA channels. - What memory interfaces are supported?
The device supports EMIFA, NOR, NAND, 16-Bit SDRAM, and DDR2/Mobile DDR Memory Controller. - How many UART modules does it have?
The device has three configurable 16550-Type UART Modules. - What other interfaces are available?
The device includes two Serial Peripheral Interfaces (SPIs), two Multimedia Card (MMC)/Secure Digital (SD) Card Interfaces, and two I2C Bus Interfaces. - In what package is the TMS320C6748BZCED4E available?
The device is available in a 361-Ball Pb-Free Plastic Ball Grid Array (PBGA) package. - What temperature ranges are supported?
The device supports Commercial, Extended, or Industrial Temperature ranges.
