DSP56362 Datasheet, PDF (93/152 Pages) Motorola, Inc – 24-Bit Audio Digital Signal Processor

Digital Audio Transmitter Timing
HCKR
463
SCKR (output)
465
Figure 3-43 ESAI HCKR Timing
3.15 Digital Audio Transmitter Timing
Table 3-25 Digital Audio Transmitter Timing
No.
Characteristic
ACI frequency¹
Expression
—
100 MHz
Min
Max
—
50
Unit
MHz
220 ACI period
2 × T_C
20
—
ns
221 ACI high duration
0.5 × T_C
5
—
ns
222 ACI low duration
0.5 × T_C
5
—
ns
223 ACI rising edge to ADO valid
1.5 × T_C
—
15
ns
1 _{In order to assure proper operation of the DAX, the ACI frequency should be less than 1/2 of the DSP56362 internal}
clock frequency. For example, if the DSP56362 is running at 100 MHz internally, the ACI frequency should be less than
50 MHz.
ACI
223
ADO
220
221
222
Figure 3-44 Digital Audio Transmitter Timing
AA1280
Freescale Semiconductor
DSP56362 Technical Data, Rev. 4
3-67