User's Manual
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 UICC/SIM/USIM Interface
- 2.1.7 Digital Audio Interface
- 2.1.8 Pulse Code Modulation Interface (PCM)
- 2.1.9 Inter IC Sound Interface (I2S)
- 2.1.10 GPIO Interface
- 2.1.11 I2C Interface
- 2.1.12 SPI Interface
- 2.1.13 Pulse Counter
- 2.1.14 HSIC Interface (ELS51-VA Only)
- 2.1.15 SDIO Interface (ELS51-VA Only)
- 2.1.16 Control Signals
- 2.2 RF Antenna Interface
- 2.3 Sample Application
- 2.1 Application Interface
- 3 Operating Characteristics
- 3.1 Operating Modes
- 3.2 Power Up/Power Down Scenarios
- 3.3 Power Saving
- 3.4 Power Supply
- 3.5 Operating Temperatures
- 3.6 Electrostatic Discharge
- 3.7 Blocking against RF on Interface Lines
- 3.8 Reliability Characteristics
- 4 Mechanical Dimensions, Mounting and Packaging
- 5 Regulatory and Type Approval Information
- 6 Document Information
- 7 Appendix
Cinterion
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ELS31-VA/ELS51-VA Hardware Interface Description
3.4 Power Supply
76
ELS31-VA_ELS51-VA_HID_v01.000 2017-01-04
Confidential / Preliminary
Page 69 of 106
3.4.1 Power Supply Ratings
Table 17 and Table 18 assemble various voltage supply and current consumption ratings of the
module.
Table 17: Voltage supply ratings
Description Conditions Min Typ Max Unit
BATT_BB
BATT_RF
Supply voltage Directly measured at Module.
Voltage must stay within the min/max
values, including voltage drop, ripple,
spikes
3.3 4.5 V
Voltage ripple Normal condition, power control level
for Pout max
@ f <= 250 kHz
@ f > 250 kHz
110
30
mV
pp
mV
pp
Table 18: Current consumption ratings
Description Conditions Power
[mW]
Typical rating
@ 3.8V [mA]
I
BATT+
Power Down Mode <15µA
Aiplane Mode 9.2 2.4
LTE Idle
RRC Paging cycle @ 2.56 s 15.2 4.0
RRC Paging cycle @ 1.28 s 20.9 5.5
LTE Data
LTE cDRX mode
No traffic
cDRX period
320ms
238 62.5
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