Overview
The ADSP-21375KSWZ-2B is a high-performance digital signal processor (DSP) from Analog Devices Inc., part of the SHARC family. This processor is designed to meet the demanding requirements of various audio and signal processing applications. It features a robust core architecture, extensive peripheral support, and advanced security features, making it an ideal choice for applications requiring high computational power and precision.
Key Specifications
| Feature | Specification |
|---|---|
| Core Frequency | 266 MHz (3.75 ns) |
| On-chip SRAM | 0.5M bits |
| On-chip ROM | 2M bits |
| Package Type | 208-Lead LQFP_EP |
| Operating Temperature | 0°C to +70°C |
| Serial Ports | 4 (each with clock, frame sync, and two data lines) |
| PWM Outputs | 16 (configured as four groups of four outputs) |
| UART | 1 |
| SPI | 2 |
| TWI (2-wire interface) | Yes |
| S/PDIF Transceiver | No (available in ADSP-21371) |
| Digital Application Interface (DAI) | Yes |
| Digital Peripheral Interface (DPI) | Yes |
Key Features
- Core Architecture: The ADSP-21375 features two processing elements, each with an ALU, multiplier, shifter, and data register file. It includes data address generators, a program sequencer with instruction cache, and PM and DM buses supporting four 32-bit data transfers per core cycle.
- Peripheral Support: Includes a digital applications interface with precision clock generators, serial ports, and a flexible signal routing unit. It also features a digital peripheral interface with timers, UART, SPI, and TWI.
- Security Features: ROM-based security with JTAG access to memory permitted with a 64-bit key and protected memory regions.
- PWM Control: Four units for PWM control with 16 PWM outputs configured as four groups of four outputs.
- Memory and Bus Structure: On-chip SRAM and ROM, along with peripheral and external port buses for core connection.
Applications
The ADSP-21375 is suited for a variety of applications that require high-performance signal processing, including:
- Audio Processing: With its audio-centric peripherals like the digital applications interface and precision clock generators, it is ideal for professional audio equipment, audio effects processors, and digital mixing consoles.
- Industrial Control Systems: The processor's robust peripheral set and high computational power make it suitable for industrial control, automation, and monitoring systems.
- Medical Devices: It can be used in medical imaging, diagnostic equipment, and other medical devices requiring advanced signal processing capabilities.
- Aerospace and Defense: The ADSP-21375's high performance and security features make it a candidate for various aerospace and defense applications.
Q & A
- What is the core frequency of the ADSP-21375KSWZ-2B?
The core frequency of the ADSP-21375KSWZ-2B is 266 MHz (3.75 ns). - How much on-chip SRAM does the ADSP-21375KSWZ-2B have?
The ADSP-21375KSWZ-2B has 0.5M bits of on-chip SRAM. - What type of package does the ADSP-21375KSWZ-2B come in?
The ADSP-21375KSWZ-2B comes in a 208-Lead LQFP_EP package. - Does the ADSP-21375KSWZ-2B have an S/PDIF transceiver?
No, the ADSP-21375KSWZ-2B does not have an S/PDIF transceiver, which is available in the ADSP-21371 model. - How many serial ports does the ADSP-21375KSWZ-2B have?
The ADSP-21375KSWZ-2B has 4 serial ports, each with a clock, frame sync, and two data lines. - What security features does the ADSP-21375KSWZ-2B offer?
The ADSP-21375KSWZ-2B offers ROM-based security with JTAG access to memory permitted with a 64-bit key and protected memory regions. - What is the operating temperature range of the ADSP-21375KSWZ-2B?
The operating temperature range of the ADSP-21375KSWZ-2B is 0°C to +70°C. - Does the ADSP-21375KSWZ-2B support PWM control?
Yes, the ADSP-21375KSWZ-2B supports PWM control with 16 PWM outputs configured as four groups of four outputs. - What types of interfaces does the ADSP-21375KSWZ-2B have?
The ADSP-21375KSWZ-2B has a digital applications interface, digital peripheral interface, UART, SPI, and TWI. - Is the ADSP-21375KSWZ-2B code compatible with other SHARC processors?
Yes, the ADSP-21375KSWZ-2B is code compatible at the assembly level with other SHARC processors like the ADSP-2136x, ADSP-2126x, and ADSP-21160x.
