Overview
The AD21489WBSWZ402 is a member of the ADSP-2148x family of SHARC (Super Harvard Architecture) digital signal processors (DSPs) from Analog Devices Inc. These processors are optimized for high-performance audio applications and are part of the SIMD (Single-Instruction, Multiple-Data) SHARC family. They are source code compatible with various other SHARC processors, including the ADSP-2126x, ADSP-2136x, ADSP-2137x, ADSP-2146x, ADSP-2147x, and ADSP-2116x, as well as the first-generation ADSP-2106x SHARC processors in SISD (Single-Instruction, Single-Data) mode.
Key Specifications
| Specification | Value |
|---|---|
| Processor Type | 32-bit/40-bit Floating-Point DSP |
| Operating Frequency | Up to 400 MHz |
| On-Chip Memory | 5 Mbits SRAM, 4 Mbits ROM |
| Package Type | 100-Lead LQFP EPAD |
| Serial Ports | 8 Synchronous Serial Ports |
| External Memory Interface | SDRAM, AMI (16-bit) |
| DMA Capability | Direct DMA from SPORTs to External Port |
| Accelerators | FIR, IIR, FFT Accelerator |
| Other Features | Watchdog Timer, MediaLB Interface (Automotive Models), UART, SPI, TWI, S/PDIF Transceiver |
Key Features
- High-performance 32-bit/40-bit floating-point processor optimized for high-performance audio processing.
- SIMD computational architecture for efficient data processing.
- Large on-chip memory: 5 Mbits SRAM and 4 Mbits ROM.
- Multiple internal buses to eliminate I/O bottlenecks.
- Innovative digital applications interface (DAI).
- Eight synchronous serial ports for interfacing with various digital and mixed-signal peripheral devices.
- Direct DMA from SPORTs to external memory.
- FIR, IIR, FFT accelerators for enhanced signal processing capabilities.
- Watchdog timer and periodic interval timer.
- JTAG test access port for emulation and boundary scan.
Applications
- High-performance audio processing systems.
- Automotive audio and infotainment systems (specific models are AEC-Q100 qualified).
- Professional audio equipment.
- Medical imaging and diagnostic equipment.
- Industrial control and automation systems.
Q & A
- What is the AD21489WBSWZ402 processor optimized for?
The AD21489WBSWZ402 is optimized for high-performance audio applications.
- What is the maximum operating frequency of the AD21489WBSWZ402?
The maximum operating frequency is up to 400 MHz.
- How much on-chip memory does the AD21489WBSWZ402 have?
The processor has 5 Mbits of SRAM and 4 Mbits of ROM.
- What types of serial ports does the AD21489WBSWZ402 feature?
The processor features eight synchronous serial ports.
- Does the AD21489WBSWZ402 support direct DMA from SPORTs to external memory?
- What accelerators are included in the AD21489WBSWZ402?
The processor includes FIR, IIR, and FFT accelerators.
- Is the AD21489WBSWZ402 AEC-Q100 qualified?
- What is the package type of the AD21489WBSWZ402?
The package type is 100-Lead LQFP EPAD.
- Does the AD21489WBSWZ402 have a watchdog timer?
- What is the purpose of the JTAG test access port in the AD21489WBSWZ402?
The JTAG test access port is used for emulation and boundary scan, allowing for software debug through user breakpoints.
