adsp-21364bbc Analog Devices, Inc., adsp-21364bbc Datasheet - Page 34

• Manufacturer Part Number: adsp-21364bbc
• Description: Sharc Processor
• Manufacturer: Analog Devices, Inc.

ADSP-21362/ADSP-21363/ADSP-21364/ADSP-21365/ADSP-21366
Input Data Port (IDP)
The timing requirements for the IDP are given in
signals (SCLK, FS, SDATA) are routed to the DAI_P20–1 pins
using the SRU. Therefore, the timing specifications provided
below are valid at the DAI_P20–1 pins.
Table 31. IDP
1
Parameter
Timing Requirements
t
t
t
t
t
t
DATA, SCLK, FS can come from any of the DAI pins. SCLK and FS can also come via PCG or SPORTs. PCG’s input can be either CLKIN or any of the DAI pins.
SISFS
SIHFS
SISD
SIHD
IDPCLKW
IDPCLK
1
1
1
1
FS Setup Before SCLK Rising Edge
FS Hold After SCLK Rising Edge
SDATA Setup Before SCLK Rising Edge
SDATA Hold After SCLK Rising Edge
Clock Width
Clock Period
DAI_P20 - 1
DAI_P20 - 1
DAI_P20 - 1
(SDATA)
(SCLK)
(FS)
Table
Rev. D | Page 34 of 56 | April 2008
Figure 24. IDP Master Timing
31. IDP
t
IDPCLKW
t
SISFS
t
SISD
SAMPLE EDGE
t
IDPCLK
t
SIHFS
t
SIHD
Min
3
3
3
3
9
24
Unit
ns
ns
ns
ns
ns
ns