CHAPTER 16 ELECTRICAL SPECIFICATIONS
User’s Manual U12978EJ3V0UD 217
Serial Transfer Timing
USB function:
USBDM and USBDP rise/fall time
USBDM, USBDP
t
R
0.1V
DD
0.9V
DD
t
F
Transmission differential signal jitter
Next bit Bit following
the next bit
667 ns
1,333 ns
t
UDJ1
t
UDJ2
USBDM, USBDP
Differential output signal cross-over point, transmission EOP width, reception EOP width, and reception
USB reset width
tEOPT1, tEOPRm,
tURESm
USBDM, USBDP VCRS
m = 1, 2
3-wire serial I/O mode:
t
KCYm
t
KLm
t
KHm
SCK10
0.8V
DD
0.2V
DD
t
SIKm
t
KSIm
t
KSOm
Input data
Output data
SI10
SO10
m = 1, 2