Datasheet

R01DS0052EJ0140 Rev.1.40 Page 134 of 150
2014.07.16
RX62N Group, RX621 Group 5. Electrical Characteristics
5.4 USB Characteristics
Figure 5.61 DP, DM Output Timing (Full-Speed)
Figure 5.62 Test Circuit (Full-Speed)
Table 5.19
Internal USB Full-Speed Characteristics (DP, DM Pin Characteristics)
Conditions: VCC = PLLVCC = AVCC = VCC_USB = 3.0 to 3.6 V, VREFH = 3.0 V to AVCC
VSS = PLLVSS = AVSS = VREFL = VSS_USB = 0 V
PCLK = 24 to 50 MHz
T
a
= -40 to +85C
Item Symbol Min. Max. Unit Test Conditions
Input
characteristics
Input high level voltage V
IH
2.0 — V Figure 5.61 and
Figure 5.62
Input low level voltage V
IL
—0.8V
Differential input Sensitivity V
DI
0.2 — V │ DP — DM │
Differential commom mode range V
CM
0.8 2.5 V
Output
characteristics
Output high level voltage V
OH
2.8 3.6 V I
OH
= -200µA
Output low level voltage V
OL
0.0 0.3 V I
OL
= 2 mA
Cross over voltage V
CRS
1.3 2.0 V
Rising time t
Lr
420ns
Falling time t
Lf
420ns
Rising/falling time ratio t
Lr
/ t
Lf
90 111.11 % t
Lr
/ t
Lf
Output resistance Z
DRV
28 44
Ω
Rs = 22Ω included
DP, DM
tLftLr
90%
10%10%
90%
VCRS
Observation point
22O
22O
50pF
50pF
dp
dm