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USIM2_DATA
257
USIM2_CLK
259
USIM2_RST
260
USIM2_DET
258
USB Interfaces
Pin Name
Pin No.
USB_VBUS
84
USB_DP
85
USB_DM
87
AG521R-NA_QuecOpen_Hardware_Design
IO
(U)SIM2 card data
DO
(U)SIM2 card clock
DO
(U)SIM2 card reset
(U)SIM2 card
DI
hot-plug detect
I/O
Description
USB connection
DI
detect
AI/
USB differential data
AO
bus (+)
AI/
USB differential data
AO
bus (-)
Automotive Module Series
AG521R-NA QuecOpen Hardware Design
I
max = 50 mA
O
For 1.8 V (U)SIM:
V
max = 0.36 V
IL
V
min = 1.26 V
IH
V
max = 0.4 V
OL
V
min = 1.44 V
OH
If unused, keep it
open.
For 3.0 V (U)SIM:
V
max = 0.57 V
IL
V
min = 2.0 V
IH
V
max = 0.4 V
OL
V
min = 2.28 V
OH
For 1.8 V (U)SIM:
V
max = 0.4 V
OL
V
min = 1.44 V
OH
If unused, keep it
open.
For 3.0 V (U)SIM:
V
max = 0.4 V
OL
V
min = 2.28 V
OH
For 1.8 V (U)SIM:
V
max = 0.4 V
OL
V
min = 1.44 V
OH
If unused, keep it
open.
For 3.0 V (U)SIM:
V
max = 0.4 V
OL
V
min = 2.28 V
OH
V
min = -0.3 V
IL
1.8 V power domain.
V
max = 0.63 V
IL
If unused, keep it
V
min = 1.17 V
IH
open.
V
max = 2.1 V
IH
DC
Comment
Characteristics
Vmax = 5.25 V
Vmin = 3.0 V
Vnorm = 5.0 V
Compliant with USB
2.0 standard
specification. Require
differential impedance
of 90 Ω.
24 / 104
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