Blackfin Embedded
Processor with Codec
ADSP-BF522C/ADSP-BF523C/ADSP-BF524C/ADSP-BF525C/ADSP-BF526C/ADSP-BF527C
PROCESSOR FEATURES
EMBEDDED CODEC 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
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
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
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
Memory management unit providing memory protection
2 dual-channel memory DMA controllers
See the published ADSP-BF52x processor data sheet for
additional peripherals
WATCHDOG TIMER
OTP MEMORY
RTC
VOLTAGE REGULATOR*
JTAG TEST AND EMULATION
PERIPHERAL
COUNTER
SPORT0
SPORT1
ACCESS BUS
INTERRUPT
CONTROLLER
GPIO
PORT F
UART1
UART0
NFC
B
L1 INSTRUCTION
MEMORY
L1 DATA
MEMORY
GPIO
DMA
PPI
PORT G
CONTROLLER
DMA
ACCESS
BUS
EAB
16
CODEC
SPI
DCB
USB
TIMER7-1
TIMER0
GPIO
PORT H
DEB
BOOT
ROM
EXTERNAL PORT
FLASH, SDRAM CONTROL
EMAC
HOST DMA
TWI
PORT J
*REGULATOR AVAILABLE ON ADSP-BF523/ADSP-BF525/ADSP-BF527 PROCESSORS ONLY
Blackfin and the Blackfin logo are registered trademarks of Analog Devices, Inc.
Rev. A
Information furnished by Analog Devices is believed to be accurate and reliable.
However, no responsibility is assumed by Analog Devices for its use, nor for any
infringements of patents or other rights of third parties that may result from its use.
Specifications subject to change without notice. No license is granted by implication
or otherwise under any patent or patent rights of Analog Devices. Trademarks and
registered trademarks are the property of their respective owners.
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