A SERVICE OF

logo

Open as PDF
next previous
29
4173ES–USB–09/07
AT89C5132
6.3.6 Audio Interface
6.3.6.1 Definition of Symbols
Table 16. Audio Interface Timing Symbol Definitions
6.3.6.2 Timings
Table 17. Audio Interface AC timings
V
DD
= 2.7 to 3.3V, T
A
= -40 to +85°C, CL ≤ 30pF
Note: 32-bit format with Fs = 48 kHz.
6.3.6.3 Waveforms
Figure 6-18. Audio Interface Waveforms
Signals Conditions
C Clock H High
O Data Out L Low
S Data Select V Valid
X No Longer Valid
Symbol Parameter Min Max Unit
T
CHCH
Clock Period 325.5
(1)
ns
T
CHCX
Clock High Time 30 ns
T
CLCX
Clock Low Time 30 ns
T
CLCH
Clock Rise Time 10 ns
T
CHCL
Clock Fall Time 10 ns
T
CLSV
Clock Low to Select Valid 10 ns
T
CLOV
Clock Low to Data Valid 10 ns
DCLK
T
CHCH
T
CLCX
T
CHCX
T
CLCH
T
CHCL
DSEL
DDAT
Right Left
T
CLSV
T
CLOV