Datasheet

4−6
4.4.4 Serial Audio Port Master Mode Signals Over Recommended Operating Conditions
(unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNITS
f
(LRCLK)
Frequency LRCLK 8 96 kHz
t
r(LRCLK)
Rise time, LRCLK C
L
= 30 pF 11.4 ns
t
f(LRCLK)
Fall time, LRCLK C
L
= 30 pF 11.2 ns
f
(SCLKOUT)
Frequency (1/t
cyc
), SCLKOUT1/SCLKOUT2 See Note 13 32F
S
25 MHz
t
r(SCLKOUT)
Rise time, SCLKOUT1/SCLKOUT2 C
L
= 30 pF 9.5 ns
t
f(SCLKOUT)
Fall time, SCLKOUT1/SCLKOUT2 C
L
= 30 pF 9.8 ns
t
pd1(SCLKOUT1)
Propagation delay, SCLKOUT1 falling edge to LRCLK edge 4.1 ns
t
pd1(SCLKOUT2)
Propagation delay, SCLKOUT2 falling edge to LRCLK edge 4.3 ns
t
pd2
Propagation delay, SCLKOUT2 falling edge to SDOUT 3.4 ns
t
su
Setup time, SDIN to SCLKOUT1 rising edge 18.4 ns
t
h
Hold time, SDIN from SCLKOUT1 rising edge 23 ns
t
sk
Skew time, SCLKOUT1 to SCLKOUT2 0.8 3 ns
NOTE 13: Typical duty cycle is 50/50.
LRCLK
(Output)
SDOUT1
SDOUT2
SDIN1
SDIN2
SDIN3
SCLKOUT1
SCLKOUT2
t
r(SCLKOUT)
t
f(SCLKOUT)
t
f(SCLKOUT)
t
sk
t
r(SCLKOUT)
t
pd1(SCLKOUT2)
t
pd1(SCLKOUT1)
t
f(LRCLK)
, t
r(LRCLK)
t
pd2
t
su
t
h
SDOUT3
SDIN4
Figure 4−4. TAS3100 Serial Audio Port Master Mode Timing Waveforms