Product Info

Automotive Module Series
AG35 Hardware Design
AG35_Hardware_Design 32 / 129
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V only. If unused,
keep it open.
I2C2_SCL
74
DO
I2C2 serial data
V
OL
max=0.45V
V
OH
min=1.35V
External pull-up
resistor is required.
1.8V only. If unused,
keep it open.
SDIO2 Interface (for SD Card)
Pin Name
Pin No.
I/O
Description
DC Characteristics
Comment
VDD_SDIO
46
PO
SDIO pull up power
source for SD card
I
O
max=50mA
1.8V/2.85V
configurable power
output.
If unused, keep it
open.
SDC2_
DATA2
47
IO
SDIO data signal
(bit 2)
For 1.8V signaling:
V
OL
max=0.45V
V
OH
min=1.4V
V
IL
min=-0.3V
V
IL
max=0.58V
V
IH
min=1.27V
V
IH
max=2.0V
For 3.0V signaling:
V
OL
max=0.38V
V
OH
min=2.01V
V
IL
min=-0.3V
V
IL
max=0.76V
V
IH
min=1.72V
V
IH
max=3.34V
SDIO signal level can
be selected according
to the one supported
by SD card.
Please refer to SD 3.0
protocol for more
details.
If unused, keep it
open.
SDC2_
DATA3
48
IO
SDIO data signal
(bit 3)
SDC2_
DATA0
49
IO
SDIO data signal
(bit 0)
SDC2_
DATA1
50
IO
SDIO data signal
(bit 1)
SDC2_CMD
51
IO
SDIO command
signal
SD_INS_
DET
52
DI
Insertion detection
for SD card
V
OL
max=0.45V
V
OH
min=1.35V
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep it
open.
SDC2_CLK
53
DO
SDIO bus clock
For 1.8V Signaling:
V
OL
max=0.45V
V
OH
min=1.4V
For 3.0V Signaling:
V
OL
max=0.38V
SDIO signal level can
be selected according
to the one supported
by SD card.
Please refer to SD 3.0
protocol for more