Datasheet

Table Of Contents
Rev. 0 | Page 83 of 112 | June 2013
ADSP-BF606/ADSP-BF607/ADSP-BF608/ADSP-BF609
Serial Peripheral Interface (SPI) Port—Master Timing
Table 51 and Figure 35 describe SPI port master operations.
Note that:
In dual mode data transmit the SPI_MISO signal is also an
output.
In quad mode data transmit the SPI_MISO, SPI_D2, and
SPI_D3 signals are also outputs.
In dual mode data receive the SPI_MOSI signal is also an
input.
In quad mode data receive the SPI_MOSI, SPI_D2, and
SPI_D3 signals are also inputs.
Table 51. Serial Peripheral Interface (SPI) Port—Master Timing
Parameter
V
DD_EXT
1.8 V/3.3 V Nominal
Min Max Unit
Timing Requirements
t
SSPIDM
Data Input Valid to SPI_CLK Edge (Data Input Setup) 3.2 ns
t
HSPIDM
SPI_CLK Sampling Edge to Data Input Invalid 1.2 ns
Switching Characteristics
t
SDSCIM
SPI_SEL low to First SPI_CLK Edge
1
[0.5 × t
SCLK1
– 2] or [5] ns
t
SPICHM
SPI_CLK High Period for Data Transmit
1
[0.5 × t
SCLK1
– 1] or [5] ns
SPI_CLK High Period for Data Receive
1
[0.5 × t
SCLK1
– 1] or [5] ns
t
SPICLM
SPI_CLK Low Period for Data Transmit
1
[0.5 × t
SCLK1
– 1] or [5] ns
SPI_CLK Low Period for Data Receive
1
[0.5 × t
SCLK1
– 1] or [5] ns
t
SPICLK
SPI_CLK Period for Data Transmit
1
[t
SCLK1
– 1] or [12] ns
SPI_CLK Period for Data Receive
1
[t
SCLK1
– 1] or [13.33] ns
t
HDSM
Last SPI_CLK Edge to SPI_SEL High 2 × t
SCLK1
1 n s
t
SPITDM
Sequential Transfer Delay
1
[0.5 × t
SCLK1
– 1] or [5] ns
t
DDSPIDM
SPI_CLK Edge to Data Out Valid (Data Out Delay) 2.6 ns
t
HDSPIDM
SPI_CLK Edge to Data Out Invalid (Data Out Hold) –1 ns
1
Whichever is greater.