ADSP-BF504BCPZ-4 Analog Devices Inc, ADSP-BF504BCPZ-4 Datasheet - Page 41

• Manufacturer Part Number: ADSP-BF504BCPZ-4
• Description: Low Cost Blackfin Wtih Processor Only
• Manufacturer: Analog Devices Inc
• Series: Blackfin®r
• Type: Fixed Pointr

Specifications of ADSP-BF504BCPZ-4

• Interface: CAN, EBI/EMI, I²C, IrDA, PPI, SPI, SPORT, UART/USART
• Clock Rate: 400MHz
• Non-volatile Memory: External
• On-chip Ram: 68kB
• Voltage - I/o: 1.8V, 2.5V, 3.3V
• Voltage - Core: 1.29V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Package / Case: *
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Serial Peripheral Interface (SPI) Port—Master Timing
Table 34
Table 34. Serial Peripheral Interface (SPI) Port—Master Timing
Parameter
Timing Requirements
t
t
Switching Characteristics
t
t
t
t
t
t
t
t
SSPIDM
HSPIDM
SDSCIM
SPICHM
SPICLM
SPICLK
HDSM
SPITDM
DDSPIDM
HDSPIDM
and
CPHA = 1
CPHA = 0
Figure 23
Data Input Valid to SCK Edge (Data Input Setup)
SCK Sampling Edge to Data Input Invalid
SPISELx low to First SCK Edge
Serial Clock High Period
Serial Clock Low Period
Serial Clock Period
Last SCK Edge to SPISELx High
Sequential Transfer Delay
SCK Edge to Data Out Valid (Data Out Delay)
SCK Edge to Data Out Invalid (Data Out Hold)
(OUTPUT)
(OUTPUT)
SPIxMOSI
(OUTPUT)
SPIxMISO
SPIxMOSI
(OUTPUT)
SPIxMISO
SPIxSCK
(INPUT)
(INPUT)
describe SPI port master operations.
t
SSPIDM
t
SDSCIM
t
HSPIDM
t
Figure 23. Serial Peripheral Interface (SPI) Port—Master Timing
SPICLM
Rev. 0 | Page 41 of 80 | December 2010
t
SPICHM
t
HDSPIDM
t
HDSPIDM
ADSP-BF504/ADSP-BF504F/ADSP-BF506F
Min
11.6
2 × t
2 × t
2 × t
4 × t
2 × t
2 × t
0
–1.0
–1.5
SCLK
SCLK
SCLK
SCLK
SCLK
SCLK
t
DDSPIDM
V
–1.5
–1.5
–1.5
–1.5
–2.0
–1.5
DDEXT
t
SPICLK
t
DDSPIDM
= 1.8 V
Max
6
t
SSPIDM
t
HDSM
Min
9.6
–1.5
2 × t
2 × t
2 × t
4 × t
2 × t
2 × t
0
–1.0
t
HSPIDM
SCLK
SCLK
SCLK
SCLK
SCLK
SCLK
V
DDEXT
–1.5
–1.5
–1.5
–1.5
–1.5
–1.5
= 2.5 V/3.3 V
t
SPITDM
Max
6
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns