Overview
The TMS320C6748BZWTD4 is a fixed- and floating-point Digital Signal Processor (DSP) from Texas Instruments, based on the C674x DSP core. This device is designed as a low-power applications processor, offering significantly lower power consumption compared to other members of the TMS320C6000 platform. It is tailored 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 DSP features a 2-level cache-based architecture and supports various peripherals and interfaces, making it versatile for a range of applications.
Key Specifications
| Parameter | Specification |
|---|---|
| DSP Core | C674x Fixed- and Floating-Point VLIW DSP |
| Operating Frequency | 375 MHz (1.2V) or 456 MHz (1.3V) |
| Cache Memory | 32KB L1P Program RAM/Cache, 32KB L1D Data RAM/Cache, 256KB L2 Unified Mapped RAM/Cache |
| General-Purpose Registers | 64 General-Purpose Registers (32-Bit) |
| External Memory Interfaces | EMIFA, NOR (8- or 16-Bit-Wide Data), NAND (8- or 16-Bit-Wide Data), 16-Bit SDRAM, DDR2/Mobile DDR Memory Controller |
| UART Modules | Three Configurable 16550-Type UART Modules with Modem Control Signals and 16-Byte FIFO |
| SPI Interfaces | Two Serial Peripheral Interfaces (SPIs) Each With Multiple Chip Selects |
| I2C Interfaces | Two Master and Slave Inter-Integrated Circuits (I2C Bus) |
| Package Type | 361-Ball Pb-Free Plastic Ball Grid Array (PBGA) |
| Operating Temperature Range | -40 to 105°C, -40 to 90°C, 0 to 90°C |
| Other On-Chip Memory | 128KB RAM Shared Memory |
Key Features
- Superset of the C67x+ and C64x+ Instruction Set Architectures (ISAs)
- Up to 3648 MIPS and 2746 MFLOPS
- Byte-Addressable (8-, 16-, 32-, and 64-Bit Data)
- Enhanced Direct Memory Access Controller 3 (EDMA3) with 64 Independent DMA Channels and 16 Quick DMA Channels
- Load-Store Architecture With Nonaligned Support
- Fixed-Point Multiply Supports Multiple Bit Multiplies per Clock Cycle
- Instruction Packing Reduces Code Size
- All Instructions Conditional
- Hardware Support for Modulo Loop Operation and Protected Mode Operation
- Three 32-Bit Enhanced Capture (eCAP) Modules
- Two Enhanced High-Resolution Pulse Width Modulator (eHRPWM) Peripherals
- Serial ATA (SATA) Controller Supporting SATA I and SATA II
- 10/100 Ethernet MAC with Management Data I/O (MDIO) Interface
Applications
- Currency Inspection
- Biometric Identification
- Machine Vision (Low-End)
- Communications and Telecom
Q & A
- What is the TMS320C6748BZWTD4 based on?
The TMS320C6748BZWTD4 is based on the C674x DSP core.
- What are the operating frequencies of the TMS320C6748BZWTD4?
The device operates at 375 MHz (1.2V) or 456 MHz (1.3V).
- What type of cache memory does the TMS320C6748BZWTD4 have?
The device features 32KB L1P Program RAM/Cache, 32KB L1D Data RAM/Cache, and 256KB L2 Unified Mapped RAM/Cache.
- How many general-purpose registers does the TMS320C6748BZWTD4 have?
The device has 64 general-purpose registers (32-Bit).
- What external memory interfaces are supported by the TMS320C6748BZWTD4?
The device supports EMIFA, NOR, NAND, 16-Bit SDRAM, and DDR2/Mobile DDR memory controllers.
- How many UART modules does the TMS320C6748BZWTD4 have?
The device has three configurable 16550-Type UART modules.
- What is the package type of the TMS320C6748BZWTD4?
The device is packaged in a 361-Ball Pb-Free Plastic Ball Grid Array (PBGA).
- What are the operating temperature ranges for the TMS320C6748BZWTD4?
The device operates in the temperature ranges of -40 to 105°C, -40 to 90°C, and 0 to 90°C.
- Does the TMS320C6748BZWTD4 support SATA and Ethernet interfaces?
Yes, the device supports a Serial ATA (SATA) controller and a 10/100 Ethernet MAC with MDIO interface.
- What are some typical applications of the TMS320C6748BZWTD4?
The device is typically used in currency inspection, biometric identification, machine vision, and communications and telecom applications.
