Overview
The TMS320C6421ZWT4 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 handle demanding digital signal processing tasks with its robust instruction set and extensive on-chip resources, making it an excellent choice for telecom, audio, and industrial applications.
Key Specifications
| Feature | Specification |
|---|---|
| Instruction Cycle Time | 2.5 ns, 2 ns, 1.67 ns, 1.43 ns |
| Clock Rate | 400 MHz, 500 MHz, 600 MHz, 700 MHz |
| MIPS Performance | Up to 5600 MIPS |
| 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 |
| Functional Units | Eight highly independent functional units, including two multipliers and six ALUs |
| Timers | Two 64-bit general-purpose timers, one 64-bit watchdog timer |
| Package Type | 361-Pin Pb-Free PBGA Package (ZWT Suffix), 0.8-mm ball pitch |
| Process Technology | 0.09-µm/6-Level Cu Metal Process (CMOS) |
Key Features
- High-performance C64x+™ DSP core with up to 5600 MIPS at 700 MHz
- Eight highly independent functional units, including two multipliers and six ALUs
- Support for both little-endian and big-endian byte order
- Flexible L1 and L2 memory architecture with configurable cache and mapped memory
- External memory interfaces including DDR2 SDRAM, asynchronous EMIF, and NOR/NAND flash
- Enhanced Direct Memory Access (EDMA) controller with 64 independent channels
- Peripheral set includes 10/100 Mb/s Ethernet MAC, I2C, UART, McBSP, McASP, and more
- Individual power-saving modes and flexible PLL clock generators
- IEEE-1149.1 (JTAG™) boundary-scan-compatible
Applications
- Telecom: Suitable for high-speed data processing in telecommunications systems.
- Audio: Ideal for audio processing, including multichannel audio and AC97 audio codec interfaces.
- Industrial Applications: Used in various industrial control and automation systems requiring high-performance DSP capabilities.
Q & A
- What is the maximum clock rate of the TMS320C6421 DSP?
The maximum clock rate is 700 MHz.
- How many MIPS does the C6421 DSP achieve at its maximum clock rate?
Up to 5600 MIPS.
- What types of external memory interfaces does the C6421 support?
The C6421 supports DDR2 SDRAM, asynchronous EMIF (EMIFA), and NOR/NAND flash memory interfaces.
- How many functional units are included in the C64x+ DSP core?
Eight highly independent functional units, including two multipliers and six ALUs.
- What is the capacity of the L1 program memory/cache in the C6421?
128K-Bit (16K-Byte), with flexible allocation.
- Does the C6421 support both little-endian and big-endian byte order?
- What peripherals are included in the C6421?
The peripheral set includes 10/100 Mb/s Ethernet MAC, I2C, UART, McBSP, McASP, and more.
- What is the package type of the TMS320C6421ZWT4?
361-Pin Pb-Free PBGA Package (ZWT Suffix), 0.8-mm ball pitch.
- What process technology is used in the C6421?
0.09-µm/6-Level Cu Metal Process (CMOS).
- Is the C6421 IEEE-1149.1 (JTAG™) boundary-scan-compatible?
