ADSP-BF512KSWZ-3 Analog Devices Inc, ADSP-BF512KSWZ-3 Datasheet - Page 41

• Manufacturer Part Number: ADSP-BF512KSWZ-3
• Description: Low-Power Blackfin Processor
• Manufacturer: Analog Devices Inc
• Series: Blackfin®r
• Type: Fixed Pointr

Specifications of ADSP-BF512KSWZ-3

• Interface: I²C, PPI, SPI, SPORT, UART/USART
• Clock Rate: 300MHz
• Non-volatile Memory: External
• On-chip Ram: 116kB
• Voltage - I/o: 1.8V, 2.5V, 3.3V
• Voltage - Core: 1.30V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 176-LQFP Exposed Pad, 176-eLQFP, 176-HLQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Serial Peripheral Interface (SPI) Port—Master Timing
Table 37
Table 37. Serial Peripheral Interface (SPI) Port—Master Timing
Parameter
Timing Requirements
t
Switching Characteristics
t
t
t
t
t
t
t
t
t
SSPIDM
SDSCIM
SPICHM
SPICLM
SPICLK
HDSM
SPITDM
DDSPIDM
HDSPIDM
HSPIDM
ADSP-BF512/BF512F, BF514/BF514F, BF516/BF516F, BF518/BF518F
and
CPHA = 1
CPHA = 0
Figure 25
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
SPICLM
Figure 25. Serial Peripheral Interface (SPI) Port—Master Timing
Rev. B | Page 41 of 68 | January 2011
t
SPICHM
t
HDSPIDM
t
HDSPIDM
Min
11.6
–1.5
2 × t
2 × t
2 × t
4 × t
2 × t
2 × t
–1
SCLK
SCLK
SCLK
SCLK
SCLK
SCLK
t
1.8V Nominal
DDSPIDM
–1.5
–1.5
–1.5
–1.5
–1.5
t
V
SPICLK
t
DDSPIDM
DDEXT
Max
6
t
SSPIDM
t
HDSM
–1
Min
9.6
–1.5
2 × t
2 × t
2 × t
4 × t
2 × t
2 × t
t
HSPIDM
2.5 V/3.3V Nominal
SCLK
SCLK
SCLK
SCLK
SCLK
SCLK
–1.5
–1.5
–1.5
–1.5
–1.5
t
V
SPITDM
DDEXT
Max
6
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns