Si4712/13-B30
Rev. 1.1
11
Figure 8. Digital Audio Interface Timing Parameters, I
2
S Mode
Table 8. Digital Audio Interface Characteristics
(V
DD
= 2.7 to 5.5 V, V
IO
= 1.5 to 3.6 V, T
A
= 20 to 85 癈)
Parameter
Symbol Test Condition
Min
Typ
Max
Unit
DCLK pulse width high
t
DCH
10
ns
DCLK pulse width low
t
DCL
10
ns
DFS set-up time to DCLK rising edge
t
SU:DFS
5
ns
DFS hold time from DCLK rising edge
t
HD:DFS
5
ns
DIN set-up time from DCLK rising edge
t
SU:DIN
5
ns
DIN hold time from DCLK rising edge
t
HD:DIN
5
ns
DCLK, DFS, DIN, Rise/Fall time
t
R
t
F
10
ns
DCLK Tx Frequency
1,2
1.0
40.0
MHz
Notes:
1. Guaranteed by characterization.
2. The DCLK frequency may be set below the minimum specification if DIGITAL_INPUT_SAMPLE_RATE is first set to 0
(disable).
DCLK
DFS
DIN
t
SU:DIN
t
SU:DFS
t
HD:DIN
t
HD:DFS
t
F
t
R