
OKI Semiconductor
FEDL66525-02
ML66525 Family
2. Serial port 4 (SIO4)
Master mode (Clock synchronous serial port)
Parameter
Cycle time
Serial clock cycle time
Output data setup time
Output data hold time
Input data setup time
Input data hold time
(VDD_CORE = VDD_IO = VREF = 2.4 to 3.6 V, GND = AGND = 0 V, Ta = –30 to +70°C)
Symbol
Condition
Min.
Max.
Unit
tcyc
fOSC = 24 MHz
41.67
—
tSCKC
400
—
tSTMXS
tSTMXH
CL = 50 pF
190
—
ns
130
—
tSRMXS
21
—
tSRMXH
0
—
tcyc
CPUCLK
TXC/RXC
SDOUT
(TXD)
SDIN
(RXD)
tSCKC
tSTMXH
tSTMXS
tSRMXS
tSRMXH
20/27