TOBY-L1 and MPCI-L1 series - System Integration Manual
UBX-13001482 - R04
Advance Information
System description
Page 11 of 90
1.3
Pin-out
1.3.1
TOBY-L1 series pin assignment
Table 3 lists the pin-out of the TOBY-L100 module, with pins grouped by function.
Function
Pin Name
Pin No
I/O
Description
Remarks
Power
VCC
70,71,72
I
Module supply input
VCC
pins are internally connected each other.
VCC
supply circuit affects the RF performance and
compliance of the device integrating the module with
applicable required certification schemes.
See section 1.5.1 for functional description and
requirements for the
VCC
module supply.
See section 2.2.1 for external circuit design-in.
GND
2, 30, 32, 44,
46, 69, 73, 74,
76, 78, 79, 80,
82, 83, 85, 86,
88-90, 92-152
N/A
Ground
GND
pins are internally connected each other.
External ground connection affects the RF and thermal
performance of the device.
See section 1.5.1 for functional description.
See section 2.2.1 for external circuit design-in.
V_BCKP
3
O
RTC supply output
V_BCKP
= 2.5 V (typical) generated by internal regulator
when valid
VCC
supply is present.
See section 1.5.2 for functional description.
See section 2.2.2 for external circuit design-in.
V_INT
5
O
Generic Digital
Interfaces supply
output
V_INT
= 1.8 V (typical) generated by internal regulator
when the module is switched on.
See section 1.5.3 for functional description.
See section 2.2.3 for external circuit design-in.
System
PWR_ON
20
I
Power-on input
High impedance input: input voltage level has to be
properly fixed, e.g. adding an external pull-up resistor to
the
V_BCKP
output pin
See section 1.6.1 for functional description.
See section 2.3.1 for external circuit design-in.
RESET_N
23
I
External reset input
Internal 10 k
Ω
pull-up to
V_BCKP
.
See section 1.6.3 for functional description.
See section 2.3.2 for external circuit design-in.
RF
ANT1
81
I/O
Primary antenna
Main Tx / Rx antenna interface.
50
Ω
nominal characteristic impedance.
Antenna circuit affects the RF performance and
compliance of the device integrating the module with
applicable required certification schemes.
See section 1.7 for functional description and
requirements for the antenna RF interface.
See section 2.4 for external circuit design-in.
ANT2
87
I
Secondary antenna
Rx only for the DL MIMO 2x2 configuration.
50
Ω
nominal characteristic impedance.
Antenna circuit affects the RF performance and
compliance of the device integrating the module with
applicable required certification schemes.
See section 1.7 for functional description and
requirements for the antenna RF interface.
See section 2.4 for external circuit design-in.
