ADSP-BF522C中文资料亚德诺数据手册PDF规格书

GENERAL DESCRIPTION

This document describes the differences between the ADSP-BF52xC and the ADSP-BF52x standard Blackfin® product. Please refer to the published ADSP-BF52x data sheet for general description and specifications. This document only describes the differences from that data sheet.

PROCESSOR FEATURES

Up to 600 MHz high performance Blackfin processor

RISC-like register and instruction model for ease of

programming and compiler-friendly support

Advanced debug, trace, and performance monitoring

Accepts a wide range of supply voltages for internal and I/O

operations. See operating conditions in the published

ADSP-BF52x processor data sheet.

Programmable on-chip voltage regulator (ADSP-BF523/

ADSP-BF525/ADSP-BF527processors only)

Embedded low power audio codec

289-ball (12 mm x 12 mm) CSP_BGA package

132K bytes of on-chip memory

External memory controller with glueless support for SDRAM

and asynchronous 8-bit and 16-bit memories

Flexible booting options from external flash, SPI and TWI

memory or from host devices including SPI, TWI, and UART

Code security with Lockbox Secure Technology

one-time-programmable (OTP) memory

Memory management unit providing memory protection

2 dual-channel memory DMA controllers

EMBEDDED CODEC FEATURES

Stereo, 24-bit ADCs and DACs

DAC SNR: 100 dB (A-weighted), THD: –80 dB at 48 kHz, 3.3 V

ADC SNR: 90 dB (A-weighted), THD: –80 dB at 48 kHz, 3.3 V

Highly efficient headphone amplifier

Stereo line input and monaural microphone input

Low power

7 mW stereo playback (1.8 V supply)

14 mW record and playback (1.8 V supply)

Low supply voltages

Analog: 1.8 V to 3.6 V

Digital core: 1.8 V min

Digital I/O: 1.8 V to 3.6 V

256 × fS /384 × fS oversampling rate in normal mode;

250 × fS/272 × fS oversampling rate in USB mode

Audio sampling rates: 8 kHz, 11.025 kHz, 12 kHz, 16 kHz,

22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz,

and 96 kHz

PERIPHERALS

See the published ADSP-BF52x processor data sheet for

additional peripherals