CONTENTS
Z
1 APPLICABILITY TABLE ......................................................................................................................................... 6
2 INTRODUCTION ................................................................................................................................................... 7
2.1 Scope 7
2.2 Audience 7
2.3 Contact Information, Support 7
2.4 Conventions 7
2.5 Terms and Conditions 8
2.6 Disclaimer 8
3 GENERAL PRODUCT DESCRIPTION ............................................................................................................... 9
3.1 Overview 9
3.2 Frequency Bands and CA / EN-DC Combinations 9
Frequency Bands 9
5G NR Sub-6 Bands Supportive 9
LTE Bands supportive 11
WCDMA Bands supportive 12
CA / MIMO / EN-DC 13
3.3 Target Market 13
3.4 Main Features 13
Configurations Pins 14
3.5 Block Diagram 15
3.6 RF Performance 15
Conducted Transmit Output Power 15
Conducted Receiver Sensitivity 16
3.7 Mechanical Specifications 19
Dimensions 19
Weight 19
3.8 Environmental Requirements 19
Temperature Range 19
RoHS Compliance 20
4 PINS ALLOCATION ............................................................................................................................................ 21
4.1 Pin-out 21
4.2 FN990 Family Signals That Must be Connected 24
4.3 Pin Layout 25
5 POWER SUPPLY .................................................................................................................................................. 26
5.1 Power Supply Requirements 26
5.2 Power Consumption 26
5.3 General Design Rule 27
Electrical Design Guidelines 27
+5v Source Power Supply Design Guidelines 27
Thermal Design Guidelines 28
Power Supply PCB Layout Guidelines 28
5.4 RTC 29
5.5 Reference Voltage 29
5.6 Internal LDO for GNSS Bias 29
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