2/24/2008 9T6WP
Preliminary Hardware Data Module
BCM7405
06/29/07
Timing and AC Characteristics
Bro a d c o m Co rp o r a ti o n
Document
7405-1HDM00-R
SPDIF Audio Output Timing Page 1-155
SPDIF A
UDIO
O
UTPUT
T
IMING
Figure 1-40: SPDIF Audio Output Timing Diagram
Table 1-26: SPDIF Audio Output Timing Parameters
Description
Symbol
Min
Typical
Max
Units
Unit Interval for Fs = 96 kHz
UI_96
–
81
–
ns
Unit Interval for Fs = 48 kHz
UI_48
–
163
–
ns
Unit Interval for Fs = 44.1 kHz
UI_44
–
177
–
ns
Unit Interval for Fs = 32 kHz
UI_32
–
244
–
ns
Eye closure for Fs = 96 kHz
Eye_96
–
–
5
%
Eye closure for Fs = 48 kHz
Eye_48
–
–
5
%
Eye closure for Fs = 44.1 kHz
Eye_44
–
–
5
%
Eye closure for Fs = 32 kHz
Eye_32
–
–
5
%