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SARA-R4 数据表(PDF) 18 Page - u-blox AG

部件名 SARA-R4
功能描述  LTE Cat M1 / NB1 and EGPRS modules
PDF  43 Pages
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制造商  U-BLOX [u-blox AG]
网页  https://www.u-blox.com/
标志 U-BLOX - u-blox AG

SARA-R4 数据表(HTML) 18 Page - u-blox AG

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SARA-R4 series - Data sheet
UBX-16024152 - R18
Pin definition
Page 18 of 43
No
Name
Power
domain
I/O
Description
Remarks
27
SCL
DDC
O
I2C bus clock line
Fixed open drain.
Internal 2.2 k pull-up resistor to V_INT.
Not supported by “00” and “01” product versions
See section 4.2.13 for detailed electrical specs.
28
USB_D-
USB
I/O
USB Data Line D-
90  nominal differential impedance.
Pull-up, pull-down and series resistors, as required by the
USB 2.0 specifications [11], are part of the USB pin driver
and shall not be provided externally.
See section 4.2.11 for detailed electrical specs.
Provide test point for diagnostic purposes.
29
USB_D+
USB
I/O
USB Data Line D+
90  nominal differential impedance.
Pull-up, pull-down and series resistors, as required by
USB 2.0 specifications [11], are part of the USB pin driver
and shall not be provided externally.
See section 4.2.11 for detailed electrical specs.
Provide test point for diagnostic purposes.
30
GND
-
N/A
Ground
All the GND pins must be connected to ground
31
RSVD
-
N/A
RESERVED pin
Leave unconnected.
32
GND
-
N/A
Ground
All the GND pins must be connected to ground
33
RSVD
-
N/A
RESERVED pin
This pin can be connected to GND.
34
I2S_WA /
SPI_MOSI
GDI
O /
O
I2S word alignment /
SPI Master Output Slave
Input
I2S word alignment, alternatively configurable as
SPI Master Output Slave Input
Not supported by “00”, “01”, “x2”, “x3” product versions
See section 4.2.12 for detailed electrical specs.
35
I2S_TXD /
SPI_CS
GDI
O /
O
I2S transmit data /
SPI Chip Select
I2S transmit data out, alternatively configurable as
SPI Chip Select
Not supported by “00”, “01”, “x2”, “x3” product versions
See section 4.2.12 for detailed electrical specs.
36
I2S_CLK /
SPI_CLK
GDI
O /
O
I2S clock /
SPI clock
I2S clock, alternatively configurable as
SPI clock
Not supported by “00”, “01”, “x2”, “x3” product versions
See section 4.2.12 for detailed electrical specs.
37
I2S_RXD /
SPI_MISO
GDI
I /
I
I2S receive data /
SPI Master Input Slave
Output
I2S receive data input, alternatively configurable as
SPI Master Input Slave Output
Not supported by “00”, “01”, “x2”, “x3” product versions
See section 4.2.12 for detailed electrical specs.
38
SIM_CLK
SIM
O
SIM clock
See section 4.2.10 for detailed electrical specs.
39
SIM_IO
SIM
I/O
SIM data
Internal 4.7 k pull-up resistor to VSIM.
See section 4.2.10 for detailed electrical specs.
40
SIM_RST
SIM
O
SIM reset
See section 4.2.10 for detailed electrical specs.
41
VSIM
-
O
SIM supply output
VSIM = 1.80 V typical or 2.95 V typical generated by the
module according to the external SIM card type.
See section 4.2.3 for detailed electrical specs.
42
GPIO5
GDI
I
SIM detection
SIM card presence detection input, alternatively
configurable as GPIO (see section 2.7).
See section 4.2.12 for detailed electrical specs.
43
GND
-
N/A
Ground
All the GND pins must be connected to ground
44
SDIO_D2
GDI
I/O
SDIO serial data [2]
Not supported by “00”, “01”, “x2”, “x3” product versions
See section 4.2.12 for detailed electrical specs.
45
SDIO_CLK
GDI
O
SDIO serial clock
Not supported by “00”, “01”, “x2”, “x3” product versions
See section 4.2.12 for detailed electrical specs.
46
SDIO_CMD
GDI
I/O
SDIO command
Not supported by “00”, “01”, “x2”, “x3” product versions
See section 4.2.12 for detailed electrical specs.



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