Overview
The ADSP-21369KBPZ-3A is a high-performance digital signal processor (DSP) from Analog Devices Inc., part of the SIMD SHARC family. This processor is optimized for automotive audio applications and features Analog Devices’ Super Harvard Architecture. It is source code-compatible with other SHARC processors, including the ADSP-2126x, ADSP-2116x, and first-generation ADSP-2106x processors in SISD mode. The ADSP-21369KBPZ-3A is known for its high instruction rate of 400 MHz and its ability to perform 2.4 GFLOPS, making it a powerful tool for demanding audio processing tasks.
Key Specifications
| Parameter | Specification |
|---|---|
| Instruction Rate | 400 MHz |
| Architecture | 32-bit/40-bit floating-point, SIMD |
| On-chip SRAM | 2 Mbits |
| On-chip ROM | 6 Mbits (mask programmable) |
| Package Style | 256-ball BGA-ED |
| Operating Temperature | 0°C to +70°C |
| Supply Voltage Range | 1.25V to 3.47V |
| Number of I/O | 16 |
| Serial Interfaces | 2 SPI, 2 UART, I2C (TWI) |
| Pulse Width Modulation (PWM) | 16 channels |
| Sample Rate Converters (SRC) | 8-channel asynchronous |
| S/PDIF | Transmitter/Receiver |
Key Features
- SIMD Computational Architecture: Supports single-instruction, multiple-data operations, enhancing performance in audio processing tasks.
- Code Compatibility: Compatible with all other SHARC processors, allowing for maximum reuse of legacy code.
- High-Bandwidth Memory Interface: Supports glue-less interface to SDRAM, SRAM, and FLASH, ensuring high system throughput.
- Digital Audio Interface (DAI): Enables user-definable access to system peripherals, including 8 serial ports, S/PDIF Tx/Rx, and 8-channel asynchronous sample rate converters.
- Digital Peripheral Interface (DPI): Includes 2 SPI-compatible ports, 2 UARTs, 3 full-featured timers, and a two-wire interface compliant to the I2C standard.
- Zero-Overhead DMA Channels: 34 channels to manage data transfer efficiently.
- Precision Clock Generators: 4 precision clock generators for accurate timing control.
Applications
The ADSP-21369KBPZ-3A is primarily optimized for high-performance automotive audio applications. Its features make it suitable for a variety of tasks, including:
- Automotive Audio Systems: Advanced audio processing, surround sound systems, and noise reduction.
- Professional Audio Equipment: High-end audio processing in professional audio gear.
- Industrial Control Systems: Real-time signal processing and control in industrial environments.
- Consumer Electronics: High-performance audio processing in consumer devices such as home theaters and soundbars.
Q & A
- What is the instruction rate of the ADSP-21369KBPZ-3A?
The instruction rate of the ADSP-21369KBPZ-3A is 400 MHz.
- What type of architecture does the ADSP-21369KBPZ-3A use?
The ADSP-21369KBPZ-3A uses a 32-bit/40-bit floating-point SIMD architecture.
- How much on-chip SRAM and ROM does the ADSP-21369KBPZ-3A have?
The ADSP-21369KBPZ-3A has 2 Mbits of on-chip SRAM and 6 Mbits of on-chip mask-programmable ROM.
- What is the operating temperature range of the ADSP-21369KBPZ-3A?
The operating temperature range is 0°C to +70°C.
- What types of serial interfaces are supported by the ADSP-21369KBPZ-3A?
The ADSP-21369KBPZ-3A supports 2 SPI, 2 UART, and I2C (TWI) interfaces.
- Does the ADSP-21369KBPZ-3A support S/PDIF?
Yes, the ADSP-21369KBPZ-3A supports S/PDIF transmitter/receiver.
- How many PWM channels does the ADSP-21369KBPZ-3A have?
The ADSP-21369KBPZ-3A has 16 PWM channels.
- What is the package style of the ADSP-21369KBPZ-3A?
The package style is a 256-ball BGA-ED.
- Is the ADSP-21369KBPZ-3A code-compatible with other SHARC processors?
Yes, it is code-compatible with all other SHARC processors.
- What is the peak performance of the ADSP-21369KBPZ-3A in GFLOPS?
The peak performance is 2.4 GFLOPS.
