Datasheet

ENC424J600/624J600
DS39935C-page 146  2010 Microchip Technology Inc.
FIGURE 17-1: SPI INPUT TIMING
FIGURE 17-2: SPI OUTPUT TIMING
TABLE 17-9: SPI INTERFACE AC CHARACTERISTICS
Sym Characteristic Min Typ Max Units Conditions
FSCK SPI Clock Frequency DC — 14 MHz
T
DUTY SCK Duty Cycle 45 — 55 %
T
CSS CS Setup Time 50 — — ns
T
CSH CS Hold Time 50 — — ns
T
CSD CS Disable Time 20 — — ns
T
SU Data Setup Time 10 — — ns
T
HD Data Hold Time 10 — — ns
T
V Output Valid from Clock Low — — 10 ns Load on SO pin = 30 pF
T
DIS Output Disable Time — — 10 ns Load on SO pin = 30 pF
CS
SCK
SI
SO
TCSS
THDTSU
TCSD
LSb InMSb In
High-Impedance
TCSH
1/FSCK
CS
SCK
SO
MSb Out
LSb Out
TDIS
Don’t Care
SI
TV
TV
LSb In
1/FSCK