Overview
The TMS320C6421ZWTQ6 is a high-performance fixed-point digital signal processor (DSP) from Texas Instruments, part of the TMS320C6000 DSP platform. This device is based on the third-generation C64x+™ DSP core, which utilizes the advanced VelociTI™ very-long-instruction-word (VLIW) architecture. The C6421 is designed to deliver exceptional performance, making it an excellent choice for various digital signal processing applications.
With a clock rate of up to 700 MHz, the C6421 achieves performance of up to 5600 million instructions per second (MIPS) and supports up to 5600 million multiply-accumulates per second (MMACS). The device features a two-level cache-based memory architecture, including Level 1 program and data caches, and a Level 2 unified cache. It also includes a range of peripherals and interfaces to support diverse application needs.
Key Specifications
| Specification | Details |
|---|---|
| Clock Rate | 400, 500, 600, 700 MHz |
| Instruction Cycle Time | 2.5, 2, 1.67, 1.43 ns |
| Performance | Up to 5600 MIPS, up to 5600 MMACS |
| L1 Program Memory/Cache | 128K-bit (16K-byte), flexible allocation |
| L1 Data Memory/Cache | 384K-bit (48K-byte), flexible allocation |
| L2 Unified Memory/Cache | 512K-bit (64K-byte), flexible allocation |
| External Memory Interfaces | DDR2 SDRAM, asynchronous EMIF (EMIFA), NOR/NAND flash |
| Package Type | 361-pin Pb-Free PBGA (ZWT suffix), 0.8-mm ball pitch |
| Process Technology | 0.09-µm/6-Level Cu Metal Process (CMOS) |
| Power Supply | 3.3-V and 1.8-V I/O, 1.2-V internal |
Key Features
- C64x+ DSP Core: Eight highly independent functional units, including six arithmetic logic units (ALUs) and two multipliers.
- Memory Architecture: Two-level cache-based architecture with Level 1 program and data caches, and a Level 2 unified cache.
- Peripherals: 10/100 Mb/s Ethernet MAC (EMAC), UART, I2C, McBSP0, McASP0, 64-bit general-purpose timers, 64-bit watchdog timer, and more.
- Interfaces: DDR2 SDRAM memory controller, asynchronous EMIF (EMIFA), NOR/NAND flash memory interfaces, VLYNQ interface, and others.
- Power Management: Individual power-saving modes, flexible PLL clock generators.
- General-Purpose I/O: Up to 111 GPIO pins with programmable interrupt/event generation modes.
Applications
- Telecom: High-performance signal processing for telecommunications systems.
- Audio: Advanced audio processing, including multichannel audio serial ports and AC97 audio codec interfaces.
- Industrial Applications: Real-time control and signal processing in industrial environments.
Q & A
- What is the maximum clock rate of the TMS320C6421 DSP?
The maximum clock rate of the TMS320C6421 DSP is 700 MHz.
- What is the performance of the TMS320C6421 in terms of MIPS and MMACS?
The TMS320C6421 achieves up to 5600 MIPS and up to 5600 MMACS.
- What type of memory architecture does the TMS320C6421 use?
The TMS320C6421 uses a two-level cache-based memory architecture with Level 1 program and data caches, and a Level 2 unified cache.
- What peripherals are included in the TMS320C6421?
The TMS320C6421 includes peripherals such as 10/100 Mb/s Ethernet MAC (EMAC), UART, I2C, McBSP0, McASP0, 64-bit general-purpose timers, and a 64-bit watchdog timer.
- What types of external memory interfaces does the TMS320C6421 support?
The TMS320C6421 supports DDR2 SDRAM, asynchronous EMIF (EMIFA), and NOR/NAND flash memory interfaces.
- What is the package type of the TMS320C6421ZWTQ6?
The TMS320C6421ZWTQ6 is packaged in a 361-pin Pb-Free PBGA (ZWT suffix) with a 0.8-mm ball pitch.
- What is the process technology used in the TMS320C6421?
The TMS320C6421 is fabricated using a 0.09-µm/6-Level Cu Metal Process (CMOS).
- What are the power supply requirements for the TMS320C6421?
The TMS320C6421 requires 3.3-V and 1.8-V I/O, with an internal voltage of 1.2-V.
- Does the TMS320C6421 support power-saving modes?
Yes, the TMS320C6421 supports individual power-saving modes and flexible PLL clock generators.
- How many general-purpose I/O pins does the TMS320C6421 have?
The TMS320C6421 has up to 111 GPIO pins with programmable interrupt/event generation modes.
