Datasheet

Rev. D | Page 60 of 88 | July 2013
ADSP-BF522/ADSP-BF523/ADSP-BF524/ADSP-BF525/ADSP-BF526/ADSP-BF527
Universal Serial Bus (USB) On-The-Go—Receive and Transmit Timing
Table 50 describes the USB On-The-Go receive and transmit
operations.
Table 50. USB On-The-Go—Receive and Transmit Timing
ADSP-BF522/ADSP-BF524/ADSP-BF526 ADSP-BF523/ADSP-BF525/
ADSP-BF527
Parameter
V
DDEXT
1.8V Nominal
V
DDEXT
2.5 V or 3.3V Nominal
V
DDEXT
1.8V Nominal
V
DDEXT
2.5 V or 3.3V Nominal
Min Max Min Max Min Max Min Max Unit
Timing Requirements
f
USBS
USB_XI Frequency 12 33.3 12 33.3 9 33.3 9 33.3 MHz
FS
USB
USB_XI Clock Frequency
Stability
–50 +50 –50 +50 –50 +50 –50 +50 ppm