ADSP-21362WBBCZ-1A AD [Analog Devices], ADSP-21362WBBCZ-1A Datasheet - Page 41

• Manufacturer Part Number: ADSP-21362WBBCZ-1A
• Description: SHARC Processor
• Manufacturer: AD [Analog Devices]

SPI Interface—Master
The ADSP-2136x contains two SPI ports. The primary has dedi-
cated pins and the secondary is available through the DAI. The
timing provided in
Table 38. SPI Interface Protocol—Master Switching and Timing Specifications
Parameter
Timing Requirements
t
t
t
Switching Characteristics
t
t
t
t
t
t
t
t
t
t
SSPIDM
SSPIDM
HSPIDM
SPICLKM
SPICHM
SPICLM
DDSPIDM
DDSPIDM
HDSPIDM
SDSCIM
SDSCIM
HDSM
SPITDM
Data Input Valid to SPICLK Edge (Data Input Setup Time)
Data Input Valid to SPICLK Edge (Data Input Setup Time)
(SPI2)
SPICLK Last Sampling Edge to Data
Input Not Valid
Serial Clock Cycle
Serial Clock High Period
Serial Clock Low Period
SPICLK Edge to Data Out Valid
(Data Out Delay Time)
SPICLK Edge to Data Out Valid
(Data Out Delay Time) (SPI2)
SPICLK Edge to Data Out Not Valid
(Data Out Hold Time)
FLAG3–0IN (SPI Device Select) Low to First SPICLK Edge
FLAG3–0IN (SPI Device Select) Low to First SPICLK Edge (SPI2) 4 × t
Last SPICLK Edge to FLAG3–0IN High
Sequential Transfer Delay
Table 38
ADSP-21362/ADSP-21363/ADSP-21364/ADSP-21365/ADSP-21366
and
Table 39
applies to both.
Rev. A | Page 41 of 52 | December 2006
Min
5.2
8.2
2
8 × t
4 × t
4 × t
2
4 × t
4 × t
4 × t
PCLK
PCLK
PCLK
PCLK
PCLK
PCLK
PCLK
– 2
– 2
– 2
– 2.5
– 2.5
– 2
– 1
Max
3.0
8.0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns