User's Manual
Table Of Contents
- About the Document
- Contents
- Table Index
- Figure Index
- 1 Introduction
- 2 Product Concept
- 3 Application Interface
- 3.1. General Description
- 3.2. Pin Assignment
- 3.3. Pin Description
- 3.4. Operating Modes
- 3.5. Power Saving
- 3.6. Power Supply
- 3.7. Turn on and off Scenarios
- 3.8. Reset the Module
- 3.9. RTC Backup
- 3.10. UART Interface
- 3.11. USIM Card Interface
- 3.12. USB Interface
- 3.13. PCM and I2C Interface
- 3.14. ADC Function
- 3.15. Network Status Indication
- 3.16. Operating Status Indication
- 3.17. Behavior of the RI
- 4 GNSS Receiver
- 5 Antenna Interface
- 6 Electrical, Reliability and Radio Characteristics
- 7 Mechanical Dimensions
- 8 Storage and Manufacturing
- 9 Appendix A Reference

UMTS/HSPA Module Series
UC20 Hardware Design
UC20_Hardware_Design Confidential / Released 66 / 84
Table 33: The Module Current Consumption
Parameter
Description
Conditions
Min.
Typ.
Max.
Unit
I
VBAT
OFF state
supply current
Power down
45
uA
WCDMA supply
current (GNSS
off)
Sleep (USB disconnected) @ DRX=6
2.0
mA
Sleep (USB disconnected) @ DRX=7
1.7
mA
Sleep (USB disconnected) @ DRX=8
1.5
mA
Sleep (USB disconnected) @ DRX=9
1.4
mA
Idle (USB disconnected) @ DRX=6
14.0
mA
Idle (USB connected) @ DRX=6
33.4
mA
WCDMA data
transfer (GNSS
off)
UMTS Band I HSDPA @max power
517
mA
UMTS Band I HSUPA @max power
497
mA
UMTS Band II HSDPA @max power
521
mA
UMTS Band II HSUPA @max power
502
mA
UMTS Band V HSDPA @max power
505
mA
UMTS Band V HSUPA @max power
480
mA
UMTS Band VIII HSDPA @max power
429
mA
UMTS Band VIII HSUPA @max power
429
mA
WCDMA voice
call
UMTS Band I @max power
445
mA
UMTS Band II @max power
484
mA
UMTS Band V @max power
475
mA
UMTS Band VIII @max power
387
mA
GNSS Off
Idle, USB connected @ DRX=6
33.4
mA
Cold Start
(Autonomous)
80.6
mA
Tracking
(Autonomous)
71.2
mA
NOTE