Overview
The TMS320C6421ZWT7 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+ core, which utilizes the advanced VelociTI.2 very-long-instruction-word (VLIW) architecture. The C6421 is designed to offer exceptional performance and flexibility, making it an ideal choice for a wide range of 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). It supports both little and big endian modes and features a robust set of peripherals and memory interfaces, including DDR2 SDRAM and asynchronous EMIF.
Key Specifications
| Specification | Details |
|---|---|
| Instruction Cycle Time | 2.5 ns, 2 ns, 1.67 ns, 1.43 ns |
| Clock Rate | Up to 700 MHz |
| L1P Program Memory/Cache | 128K-Bit (16K-Byte), flexible allocation |
| L1D Data RAM/Cache | 384K-Bit (48K-Byte), flexible allocation |
| L2 Unified RAM/Cache | 512K-Bit (64K-Byte), flexible allocation |
| MIPS Performance | Up to 5600 MIPS |
| Endianess | Supports both little and big endian |
| Memory Interfaces | 16-Bit DDR2 SDRAM, asynchronous 8-Bit EMIF (EMIFA) |
| 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) |
| Power Supply | 3.3-V and 1.8-V I/O, 1.2-V internal |
Key Features
- High-performance C64x+ DSP core with VelociTI.2 extensions
- Eight highly independent functional units with six ALUs and two multipliers
- Support for up to 266-MHz DDR2 SDRAM and asynchronous EMIF
- Enhanced Direct-Memory-Access (EDMA) controller with 64 independent channels
- On-chip ROM bootloader and individual power-saving modes
- Flexible PLL clock generators and IEEE-1149.1 (JTAG) boundary-scan compatibility
- Peripherals include 10/100 Mb/s Ethernet MAC, I2C, McBSP, McASP, UART, and SPI
- Up to 111 general-purpose I/O (GPIO) pins with programmable interrupt/event generation modes
- Three pulse width modulator (PWM) outputs and a 64-bit watchdog timer
Applications
- Telecom: Suitable for high-speed data processing in telecommunications systems.
- Audio: Ideal for audio processing and multimedia applications due to its high-performance DSP capabilities.
- Industrial Applications: Used in various industrial control and automation systems requiring advanced signal processing.
Q & A
- What is the maximum clock rate of the TMS320C6421?
The maximum clock rate of the TMS320C6421 is up to 700 MHz.
- What is the MIPS performance of the TMS320C6421?
The TMS320C6421 achieves up to 5600 million instructions per second (MIPS).
- What types of memory interfaces does the TMS320C6421 support?
The TMS320C6421 supports 16-Bit DDR2 SDRAM and asynchronous 8-Bit EMIF (EMIFA).
- Does the TMS320C6421 support both little and big endian modes?
- What is the package type of the TMS320C6421ZWT7?
The package type is a 361-Pin Pb-Free PBGA Package (ZWT Suffix) with a 0.8-mm ball pitch.
- What process technology is used in the TMS320C6421?
The TMS320C6421 uses a 0.09-µm/6-Level Cu Metal Process (CMOS).
- What are the power supply specifications for the TMS320C6421?
The device operates with 3.3-V and 1.8-V I/O and 1.2-V internal power supply.
- Does the TMS320C6421 have any power-saving features?
- What peripherals are included in the TMS320C6421?
The peripherals include 10/100 Mb/s Ethernet MAC, I2C, McBSP, McASP, UART, SPI, and more.
- How many general-purpose I/O (GPIO) pins does the TMS320C6421 have?
The TMS320C6421 has up to 111 general-purpose I/O (GPIO) pins.
