Users Manual

Table Of Contents
R01UH0823EJ0110 Rev.1.10 Page 1816 of 1852
Nov 30, 2020
RX23W Group 51. Electrical Characteristics
51.4 USB Characteristics
Figure 51.61 USB0_DP and USB0_DM Output Timing
Table 51.47 USB Characteristics (USB0_DP and USB0_DM Pin Characteristics)
Conditions: 3.0 V VCC = VCC_USB = AVCC = VCC_RF = AVCC_RF < 3.6 V, VSS = AVSS0 = VSS_USB = VSS_RF = 0 V,
T
a
= –40 to +85°C
Item Symbol Min. Max. Unit Test Conditions
Input
characteristics
Input high level voltage V
IH
2.0 V
Input low level voltage V
IL
—0.8V
Differential input sensitivity V
DI
0.2 V | USB0_DP – USB0_DM |
Differential common mode
range
V
CM
0.8 2.5 V
Output
characteristics
Output high level voltage V
OH
2.8 VCC_USB V I
OH
= –200 µA
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 Figure 51.61,
Figure 51.62
Rise time FS t
r
420ns
LS 75 300
Fall time FS t
f
420ns
LS 75 300
Rise/fall time ratio FS t
r
/t
f
90 111.11 % t
r
/t
f
LS 80 125
Output resistance Z
DRV
28 44 Ω (Adjusting the resistance by
external elements is not
necessary.)
VBUS
characteristics
VBUS input voltage V
IH
VCC × 0.8 V
V
IL
VCC × 0.2 V
Pull-up,
pull-down
Pull-down resistor R
PD
14.25 24.80 kΩ
Pull-up resistor R
PUI
0.9 1.575 kΩ During idle state
R
PUA
1.425 3.09 kΩ During reception
Battery
Charging
Specification
Ver 1.2
D+ sink current I
DP_SINK
25 175 µA
D- sink current I
DM_SINK
25 175 µA
DCD source current I
DP_SRC
713µA
Data detection voltage V
DAT_REF
0.25 0.4 V
D+ source current V
DP_SRC
0.5 0.7 V Output current = 250 µA
D- source current V
DM_SRC
0.5 0.7 V Output current = 250 µA
USB0_DP,
USB0_DM
t
f
t
r
90%
10%10%
90%
V
CRS