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Section 37 Electrical Characteristics
Page 2036 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
SH7262 Group, SH7264 Group
Table 37.19 USB Transceiver Timing (Full-Speed)
Item Symbol Min. Typ. Max. Unit Figure
Rise time tFR 4 20 ns Figure 37.67
Fall time tFF 4 20 ns
Rise/fall time lag tFR/tFF 90 111.11 %
DP, DM
t
FR
t
FF
10% 10%
90%
90%
Figure 37.67 DP and DM Output Timing (Full-Speed)
Measurement
circuit
USBDPV
CC
DP
DM
USBDPV
SS
C
L = 50 pF
C
L = 50 pF
The electric capacitance (CL) includes
the stray capacitance of connection
and the input capacitance of probe.
Figure 37.68 Measurement Circuit (Full-Speed)
Table 37.20 USB Transceiver Timing (High-Speed)
Item Symbol Min. Typ. Max. Unit Figure
Rise time t
HSR 500 ps Figure 37.69
Fall time tHSF 500 ps
Output driver resistance ZHSDRV 40.5 49.5