Datasheet

89
XMEGA B3 [DATASHEET]
8074D–AVR–08/2013
Table 36-29. SPI Timing characteristics and requirements.
Symbol Parameter Condition Min Typ Max Units
t
SCK
SCK Period Master
(See Table 21-4 in
XMEGA B Manual)
ns
t
SCKW
SCK high/low width Master 0.5*SCK
t
SCKR
SCK Rise time Master 2.7
t
SCKF
SCK Fall time Master 2.7
t
MIS
MISO setup to SCK Master 11
t
MIH
MISO hold after SCK Master 0
t
MOS
MOSI setup SCK Master 0.5*SCK
t
MOH
MOSI hold after SCK Master 1
t
SSCK
Slave SCK Period Slave 4*t Clk
PER
t
SSCKW
SCK high/low width Slave 2*t Clk
PER
t
SSCKR
SCK Rise time Slave 1600
t
SSCKF
SCK Fall time Slave 1600
t
SIS
MOSI setup to SCK Slave 3
t
SIH
MOSI hold after SCK Slave tClk
PER
t
SSS
SS setup to SCK Slave 21
t
SSH
SS hold after SCK Slave 20
t
SOS
MISO setup SCK Slave 8
t
SOH
MISO hold after SCK Slave 13
t
SOSS
MISO setup after SS low Slave 11
t
SOSH
MISO hold after SS high Slave 8