Overview
The TMS320C6421ZDUQ5 is a high-performance fixed-point digital signal processor (DSP) from Texas Instruments, part of the TMS320C64x+ DSP family. This device is built on the third-generation VelociTI advanced very-long-instruction-word (VLIW) architecture, making it an excellent choice for demanding digital signal processing applications. With a clock rate of up to 600 MHz, the C6421 offers exceptional performance, achieving up to 5600 million instructions per second (MIPS). The processor is fully software-compatible with previous C64x devices and supports a wide range of applications including telecom, audio, and industrial sectors.
Key Specifications
| Feature | Specification |
|---|---|
| Instruction Cycle Time | 2.5-, 2-, 1.67-, 1.43- ns |
| Clock Rate | 400-, 500-, 600-MHz |
| Instructions per Cycle | Eight 32-Bit C64x+ Instructions |
| MIPS | 3200, 4000, 4800, 5600 |
| L1 Program Memory/Cache (L1P) | 128K-Bit (16K-Byte), flexible allocation |
| L1 Data RAM/Cache (L1D) | 384K-Bit (48K-Byte), flexible allocation |
| L2 Unified RAM/Cache | 512K-Bit (64K-Byte), flexible allocation |
| General-Purpose Registers | 64 32-Bit Registers |
| Package Type | 376-Pin Plastic BGA Package (ZDU Suffix), 1.0-mm Ball Pitch |
| Process Technology | 0.09-µm/6-Level Cu Metal Process (CMOS) |
| Supply Voltage | 3.3-V and 1.8-V I/O, 1.2-V Internal |
Key Features
- High-Performance DSP Core: Up to 5600 MIPS at 600 MHz, with eight highly independent functional units including two multipliers and six arithmetic logic units (ALUs).
- Memory Architecture: Two-level cache-based architecture with Level 1 program memory/cache (L1P), Level 1 data RAM/cache (L1D), and Level 2 unified RAM/cache.
- Peripherals: Includes 10/100 Mb/s Ethernet MAC (EMAC), multichannel buffered serial port (McBSP0), multichannel audio serial port (McASP0), UART with RTS and CTS flow control, I2C Bus interface, SPI, and more.
- Timers and Watchdog: Two 64-bit general-purpose timers (configurable as four 32-bit timers) and one 64-bit watchdog timer.
- GPIO and Interfaces: Up to 111 general-purpose I/O (GPIO) pins, 16-bit host-port interface (HPI), and VLYNQ interface for FPGA communication.
- Power Management: Individual power-saving modes and flexible PLL clock generators.
- Development Tools: Comprehensive set of development tools including C compilers, DSP assembly optimizer, and Windows debugger interface.
Applications
- Telecom: Suitable for telecommunications applications due to its high-performance DSP capabilities and telecom-specific peripherals.
- Audio: Ideal for audio processing applications with features like multichannel audio serial port (McASP0) and support for AC97 audio codec interface.
- Industrial Applications: Used in various industrial applications requiring high-performance signal processing and control.
Q & A
- What is the maximum clock rate of the TMS320C6421ZDUQ5?
The maximum clock rate is up to 600 MHz.
- How many instructions can the C6421 execute per cycle?
The C6421 can execute eight 32-bit instructions per cycle.
- What is the capacity of the L1 program memory/cache (L1P)?
The L1P has a capacity of 128K-Bit (16K-Byte).
- Does the TMS320C6421ZDUQ5 support Ethernet?
Yes, it includes a 10/100 Mb/s Ethernet MAC (EMAC) with MDIO module.
- What types of timers are available on the C6421?
The device includes two 64-bit general-purpose timers (configurable as four 32-bit timers) and one 64-bit watchdog timer.
- What is the package type and pin count of the TMS320C6421ZDUQ5?
The device is packaged in a 376-Pin Plastic BGA Package (ZDU Suffix) with a 1.0-mm ball pitch.
- Does the C6421 support power-saving modes?
Yes, it has individual power-saving modes and flexible PLL clock generators.
- What development tools are available for the TMS320C6421ZDUQ5?
A comprehensive set of development tools including C compilers, DSP assembly optimizer, and Windows debugger interface.
- Is the TMS320C6421ZDUQ5 compatible with previous C64x devices?
Yes, it is fully software-compatible with previous C64x devices.
- What are the primary applications of the TMS320C6421ZDUQ5?
The primary applications include telecom, audio, and industrial sectors.
