LISA-U2 series - System integration manual
UBX-13001118 - R27
Appendix
Page 177 of 183
C1-Public
LISA-U1 series
LISA-U2 series
59
SPI_MRDY SPI host ready Input
SPI_MRDY /
GPIO14
SPI host ready Input /
GPIO
LISA-U1 series:
SPI_MRDY, 1.8 V typ
Internal active pull-down = 55 µA
LISA-U2 series:
SPI_MRDY and configurable GPIO, 1.8 V
typ.
Internal active pull-down = 200 µA
Output driver strength = 6 mA
Functions:
SPI_MRDY (default)
Pad disabled
Input / Output
Module Operating Mode Indication
60
GND
Ground
GND
Ground
61…63
VCC
Module supply input
VCC
Module supply input
VCC operating voltage difference:
LISA-U1 series:
VCC normal range = 3.4 V min / 4.2 V max
VCC extended range = 3.1 V min / 4.2 V
max
LISA-U2 series:
VCC normal range = 3.3 V min / 4.4 V max
VCC extended range = 3.1 V min / 4.5 V
max
64…67
GND
Ground
GND
Ground
68
ANT
RF antenna
ANT
RF input/output for
main Tx/Rx antenna
3G band support difference:
LISA-U100, LISA-U120, LISA-U260:
Band II (1900), Band V (850)
LISA-U110, LISA-U130, LISA-U270:
Band I (2100), Band VIII (900)
LISA-U200-00S:
Band I (2100), Band II (1900),
Band V (850), Band VI (800)
All LISA-U2 series except LISA-U200-00S:
Band I (2100), Band II (1900), Band IV
(1700), Band V (850), Band VI (800), Band
VIII (900)
69…7
3 GND
Ground
GND
Ground
74
RSVD
RESERVED pin
RSVD
All except LISA-U230:
RESERVED pin
LISA-U1 series and all LISA-U2 series except
LISA-U230:
RESERVED pin
Leave unconnected
ANT_DIV
LISA-U230:
RF input for
Rx diversity antenna
LISA-U230:
RF antenna input for Rx diversity
50
Ω
nominal impedance
75
GND
Ground
GND
Ground
76
GND
Ground
GND
Ground
Table 61: Pinout comparison LISA-U1 series vs. LISA-U2 series