Data Sheet
Table Of Contents
- Document Information
- Contents
- 1 Functional description
- 2 Interfaces
- 3 Pin definition
- 4 Electrical specifications
- 4.1 Absolute maximum rating
- 4.2 Operating conditions
- 4.2.1 Operating temperature range
- 4.2.2 Thermal parameters
- 4.2.3 Supply/power pins
- 4.2.4 Current consumption
- 4.2.5 LTE RF characteristics
- 4.2.6 2G RF characteristics
- 4.2.7 ANT_DET pin characteristics
- 4.2.8 PWR_ON pin
- 4.2.9 RESET_N pin
- 4.2.10 SIM pins
- 4.2.11 USB pins
- 4.2.12 Generic Digital Interfaces pins
- 4.2.13 DDC (I2C) pins
- 4.3 Parameters for ATEX applications
- 5 Mechanical specifications
- 6 Qualification and approvals
- 7 Product handling & soldering
- 8 Labeling and ordering information
- Appendix
- A Glossary
- Related documents
- Revision history
- Contact
SARA-R4/N4 series - Data Sheet
UBX-16024152 - R16 Pin definition Page 17 of 39
No
Name
Power
domain
I/O
Description
Remarks
27
SCL
DDC
O
I
2
C 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 [10], 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 [10], 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
I
2
S word alignment /
SPI Master Output Slave
Input
I
2
S word alignment, alternatively configurable as
SPI Master Output Slave Input
Not supported by “00”, “01”, “x2” product versions
See section 4.2.12 for detailed electrical specs.
35
I2S_TXD /
SPI_CS
GDI
O /
O
I
2
S transmit data /
SPI Chip Select
I
2
S transmit data out, alternatively configurable as
SPI Chip Select
Not supported by “00”, “01”, “x2” product versions
See section 4.2.12 for detailed electrical specs.
36
I2S_CLK /
SPI_CLK
GDI
O /
O
I
2
S clock /
SPI clock
I
2
S clock, alternatively configurable as
SPI clock
Not supported by “00”, “01”, “x2” product versions
See section 4.2.12 for detailed electrical specs.
37
I2S_RXD /
SPI_MISO
GDI
I /
I
I
2
S receive data /
SPI Master Input Slave
Output
I
2
S receive data input, alternatively configurable as
SPI Master Input Slave Output
Not supported by “00”, “01”, “x2” 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” 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” 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” product versions
See section 4.2.12 for detailed electrical specs.