EUSART Synchronous Transmission Requirements

Table 1.
Standard Operating Conditions (unless otherwise stated)
Param No. Sym. Characteristic Min. Max. Units Conditions
US120 TCKH2DTV

SYNC XMIT (Host and Client)

Clock high to data-out valid

ns 3.0V ≤ VDD ≤ 5.5V
ns 1.8V ≤ VDD ≤ 5.5V
US121 TCKRF

Clock out rise time and fall time

(Host mode)

ns 3.0V ≤ VDD ≤ 5.5V
ns 1.8V ≤ VDD ≤ 5.5V
US122 TDTRF Data-out rise time and fall time ns 3.0V ≤ VDD ≤ 5.5V
ns 1.8V ≤ VDD ≤ 5.5V
Figure 1. EUSART Synchronous Transmission (Host/Client) Timing
Note: Refer to Figure 1 for load conditions.