Specifications
Table Of Contents
- Contents
- Tables
- Figures
- 1 Introduction
- 2 Interface Characteristics
- 2.1 Application Interface
- 2.1.1 Pad Assignment
- 2.1.2 Signal Properties
- 2.1.3 USB Interface
- 2.1.4 Serial Interface ASC0
- 2.1.5 Serial Interface ASC1
- 2.1.6 Inter-Integrated Circuit Interface
- 2.1.7 UICC/SIM/USIM Interface
- 2.1.8 Enhanced ESD Protection for SIM Interfaces
- 2.1.9 Digital Audio Interface
- 2.1.10 Analog-to-Digital Converter (ADC)
- 2.1.11 RTC Backup
- 2.1.12 GPIO Interface
- 2.1.13 Control Signals
- 2.1.14 JTAG Interface
- 2.1.15 eMMC Interface
- 2.2 GSM/UMTS/LTE Antenna Interface
- 2.3 GNSS Antenna Interface
- 2.4 Sample Application
- 2.1 Application Interface
- 3 GNSS Interface
- 4 Operating Characteristics
- 5 Mechanical Dimensions and Mounting
- 6 Regulatory and Type Approval Information
- 7 Document Information
- 8 Appendix
Cinterion
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ALAS5V Hardware Interface Description
3.1 GNSS Interface Characteristics
67
ALAS5V_HID_v00.030a 2019-03-20
Confidential / Preliminary
Page 66 of 124
3.1 GNSS Interface Characteristics
The following tables list general characteristics of the GNSS interface.
Table 19: GNSS properties
Parameter Conditions Min. Typical Max. Unit
Frequency
GPS 1575 1575.42 1585 MHz
GLONASS 1597 1602 1607
Beidou
1
1. Conditions and measurements not yet finalized.
-- -- --
Galileo 1597 1575.42 1585
Tracking Sensitivity Open sky
Active antenna or LNA
2
Passive antenna:
GPS
GLONASS
Beidou
1
Galileo
2. Only measured for GPS.
-159
-156
-154
--
-150
dBm
Acquisition Sensitivity Open sky
Active antenna or LNA
2
Passive antenna:
GPS
GLONASS
Beidou
1
Galileo
-149
-145
-140
--
-140
dBm
Cold Start sensitivity GPS -145 dBm
GLONASS -140
Beidou
1
--
Galileo -140
Time-to-First-Fix (TTFF)
Cold 25 32 s
Warm 10 29 s