Overview
The TMS320C6657SCZH is a high-performance dual-core digital signal processor (DSP) from Texas Instruments, based on the KeyStone multicore architecture. This device features the innovative C66x DSP core, capable of operating at core speeds up to 1.25 GHz. The C6657 is designed to provide a power-efficient and user-friendly platform for a wide range of applications, including avionics, defense, communications, and machine vision. It is also fully backward compatible with the existing C6000 family of fixed- and floating-point DSPs.
Key Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | TMS320C6657SCZH |
| Package Type | 625-pin FCBGA (CZH) |
| Operating Temperature Range | 0°C to 85°C (Commercial), -40°C to 100°C (Extended) |
| CPU Core | Dual-core C66x fixed- and floating-point DSP, up to 1.25 GHz |
| Performance | 40 GMAC per core for fixed point, 20 GFLOP per core for floating point @ 1.25 GHz |
| Memory | 1024KB MSM SRAM (shared), 4GB addressable memory space |
| Interfaces | Universal Parallel Port, UART, McBSP, I2C, SPI, GPIO, SRIO 2.1 |
| Timers | Up to eight 64-bit timers |
| PLLs | Two on-chip PLLs |
Key Features
- Dual-core TMS320C66x™ DSP Core Subsystems (CorePacs), each with up to 1.25 GHz core speed.
- High performance: 40 GMAC per core for fixed point and 20 GFLOP per core for floating point @ 1.25 GHz.
- Multicore Shared Memory Controller (MSMC) with 1024KB MSM SRAM memory shared by the two DSP cores.
- 4GB of addressable memory space and 16-bit EMIF.
- Universal Parallel Port, two channels of 8 bits or 16 bits each, supporting SDR and DDR transfers.
- Two UART interfaces, two Multichannel Buffered Serial Ports (McBSPs), I2C interface, SPI interface, and 32 GPIO pins.
- Semaphore module and up to eight 64-bit timers.
- Two on-chip PLLs and four lanes of SRIO 2.1.
Applications
The TMS320C6657SCZH is suitable for a variety of high-performance applications, including:
- Avionics and Defense: Due to its high computational power and robust interfaces, it is ideal for military and aerospace applications.
- Communications: Supports high-speed data processing required in communication systems.
- Machine Vision: Enables advanced image and signal processing for machine vision applications.
Q & A
- What is the core speed of the TMS320C6657SCZH?
The core speed of the TMS320C6657SCZH can be up to 1.25 GHz.
- How many DSP cores does the TMS320C6657SCZH have?
The TMS320C6657SCZH has two TMS320C66x™ DSP cores.
- What is the performance of each DSP core in terms of GMAC and GFLOP?
Each core can achieve 40 GMAC for fixed point and 20 GFLOP for floating point at 1.25 GHz.
- What type of memory does the TMS320C6657SCZH have?
The device features 1024KB MSM SRAM memory shared by the two DSP cores and 4GB of addressable memory space).
- What interfaces are available on the TMS320C6657SCZH?
The device includes Universal Parallel Port, UART, McBSP, I2C, SPI, GPIO, and SRIO 2.1 interfaces).
- What is the operating temperature range of the TMS320C6657SCZH?
The operating temperature range is 0°C to 85°C (Commercial) and -40°C to 100°C (Extended)).
- Is the TMS320C6657SCZH backward compatible with other DSPs?
Yes, it is fully backward compatible with the existing C6000 family of fixed- and floating-point DSPs).
- What are some typical applications of the TMS320C6657SCZH?
Typical applications include avionics, defense, communications, and machine vision).
- How many GPIO pins does the TMS320C6657SCZH have?
The device has 32 GPIO pins).
- Does the TMS320C6657SCZH support high-speed serial interfaces?
Yes, it supports high-speed serial interfaces including SRIO 2.1 and other serial I/O interfaces).
