ADSP-BF526C_15 Datasheet, PDF (2/36 Pages) Analog Devices – Blackfin Embedded Processor with Codec

ADSP-BF522C/ADSP-BF523C/ADSP-BF524C/ADSP-BF525C/ADSP-BF526C/ADSP-BF527C
TABLE OF CONTENTS
Processor Features ................................................... 1
Embedded Codec Features ......................................... 1
Peripherals ............................................................. 1
Table of Contents ..................................................... 2
Revision History ...................................................... 2
General Description ................................................. 3
Codec Description ................................................ 3
ADC and DAC ..................................................... 4
ADC High-Pass and DAC De-Emphasis Filters ............ 4
Analog Audio Interfaces ......................................... 4
Stereo Line and Monaural Microphone Inputs .......... 4
Bypass and Sidetone Paths to Output ...................... 5
Line and Headphone Outputs ............................... 5
Digital Audio Interface ........................................... 6
Recording Mode ................................................ 8
Playback Mode .................................................. 8
Digital Audio Data Sampling Rate .......................... 8
Software Control Interface .................................... 11
Codec Pin Descriptions ........................................... 12
Register Details ..................................................... 15
Bit Descriptions .................................................. 16
Specifications ........................................................ 21
Operating Conditions ........................................... 21
Codec Electrical Characteristics .............................. 21
Absolute Maximum Ratings ................................... 23
ESD Sensitivity ................................................... 23
Package Information ............................................ 23
Power Consumption ............................................ 24
Timing Specifications ........................................... 25
TWI Timing ................................................... 25
SPI Timing ..................................................... 26
Digital Audio Interface Slave Mode Timing ............ 27
Digital Audio Interface Master Mode Timing .......... 28
System Clock Timing ........................................ 29
Digital Filter Characteristics ................................ 30
Converter Filter Response ..................................... 30
Digital De-Emphasis ............................................ 31
289-Ball CSP_BGA Ball Assignment ........................ 32
Outline Dimensions ................................................ 35
Ordering Guide ..................................................... 36
REVISION HISTORY
3/10—Rev. 0 to Rev. A
Revised the following figures.
Recommended Application Circuit Using SPI Control .... 13
Recommended Application Circuit Using TWI Control .. 14
Added Sampling Rate = 48 kHz to all figures in
Converter Filter Response ........................................ 30
Revised Ordering Guide .......................................... 36
Rev. A | Page 2 of 36 | March 2010