ADSP-21363SBBC-ENG AD [Analog Devices], ADSP-21363SBBC-ENG Datasheet - Page 31

• Manufacturer Part Number: ADSP-21363SBBC-ENG
• Description: SHARC Processor
• Manufacturer: AD [Analog Devices]

Preliminary Technical Data
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 28. 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.
SIFS
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)
Rev. PrA | Page 31 of 44 | September 2004
Table
Figure 23. IDP Master Timing
28.IDP
t
SISCLKW
t
SISFS
t
SISD
SAMPLE EDGE
Min
2.5
2.5
2.5
2.5
9
24
t
t
SIHFS
SIHD
Max
ADSP-21363
Unit
ns
ns
ns
ns
ns
ns