Overview
The ADSP-BF512BSWZ-4F4 is a member of the Blackfin Processor family from Analog Devices Inc. It is designed as a low-cost entry point into this family, offering a balance between performance, peripheral integration, and price. This processor is well-suited for cost-sensitive applications such as portable test equipment, embedded modems, biometrics, and consumer audio.
The ADSP-BF512BSWZ-4F4 features a high-performance 16/32-bit Blackfin embedded processor core, flexible cache architecture, enhanced DMA subsystem, and dynamic power management (DPM) functionality. These features make it a versatile platform for addressing a wide range of applications.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | Blackfin processor core with up to 400 MHz (800 MMACS) performance |
| Package | 176-lead LQFP_EP (with exposed pad) |
| Temperature Range | –40°C to +85°C (Industrial Temp) |
| Memory | 116K bytes of on-chip memory, external memory controller supporting SDRAM, SRAM, Flash, or ROM |
| Peripheral DMA Channels | 12 peripheral DMA channels supporting one- and two-dimensional data transfers |
| Synchronous Serial Ports | 2 dual-channel, full-duplex synchronous serial ports (SPORTs), supporting 8 stereo I2S channels |
| Security Features | Lockbox Secure Technology, one-time-programmable (OTP) memory for code and content protection |
| Peripherals | Parallel peripheral interface (PPI), SPI, UART, TWI, RSI controller for MMC, SD, SDIO, and CE-ATA |
| Timers and Counters | Eight 32-bit timers/counters with PWM support, 3-phase 16-bit center-based PWM unit |
| General Purpose I/O | 40 general-purpose I/Os (GPIOs) |
Key Features
- High Performance Core: Up to 400 MHz (800 MMACS) performance with two 16-bit MACs, two 40-bit ALUs, and a 40-bit shifter.
- Advanced Memory Management: 116K bytes of on-chip memory, external memory controller with glueless support for SDRAM and asynchronous memories.
- Flexible Booting Options: Booting from internal SPI flash, OTP memory, external SPI/parallel memories, or from SPI/UART host devices.
- Security: Lockbox Secure Technology and one-time-programmable (OTP) memory for secure code and content protection.
- Peripheral Integration: Parallel peripheral interface (PPI), SPI, UART, TWI, RSI controller, and 2 dual-channel SPORTs supporting 8 stereo I2S channels.
- Power Management: Dynamic power management (DPM) functionality for efficient power use.
- Timer and PWM Support: Eight 32-bit timers/counters with PWM support and a 3-phase 16-bit center-based PWM unit.
Applications
- Portable Test Equipment: Ideal for portable test equipment due to its low power consumption and high performance.
- Embedded Modems: Suitable for embedded modem applications requiring efficient signal processing.
- Biometrics: Used in biometric applications where secure and efficient processing is necessary.
- Consumer Audio: Well-suited for consumer audio devices requiring high-quality audio processing.
- Industrial and Instrumentation: Qualified for industrial and instrumentation applications with its robust temperature range and peripheral set.
Q & A
- What is the maximum clock speed of the ADSP-BF512BSWZ-4F4?
The maximum clock speed is up to 400 MHz.
- What types of memory does the ADSP-BF512BSWZ-4F4 support?
The processor supports 116K bytes of on-chip memory and external memory controllers for SDRAM, SRAM, Flash, or ROM.
- What security features are included in the ADSP-BF512BSWZ-4F4?
The processor includes Lockbox Secure Technology and one-time-programmable (OTP) memory for secure code and content protection.
- What are the key peripherals of the ADSP-BF512BSWZ-4F4?
The key peripherals include PPI, SPI, UART, TWI, RSI controller, and 2 dual-channel SPORTs supporting 8 stereo I2S channels.
- What is the temperature range of the ADSP-BF512BSWZ-4F4?
The temperature range is –40°C to +85°C (Industrial Temp).
- What is the package type of the ADSP-BF512BSWZ-4F4?
The package type is 176-lead LQFP_EP (with exposed pad).
- Does the ADSP-BF512BSWZ-4F4 support dynamic power management?
Yes, it supports dynamic power management (DPM) functionality.
- What are some typical applications of the ADSP-BF512BSWZ-4F4?
Typical applications include portable test equipment, embedded modems, biometrics, consumer audio, and industrial/instrumentation applications.
- How many DMA channels does the ADSP-BF512BSWZ-4F4 have?
The processor has 12 peripheral DMA channels supporting one- and two-dimensional data transfers.
- Does the ADSP-BF512BSWZ-4F4 support PWM?
Yes, it supports PWM with eight 32-bit timers/counters and a 3-phase 16-bit center-based PWM unit.
