User's Manual
Table Of Contents
- Introduction
- Modules RF band support
- Features
- Module Connection Interface
- Environmental Specifications and Certifications
- Environmental Specifications
- Certifications
- Green Product Compliance
- Pin Definitions
- LGA Module Pin Diagram
- LGA Module Pin Definitions
- Electrical Specifications
- Power supply
- Power consumption
- I/O Interface
- USB interface
- UIM interface
- Control interface
- Power-on/ WAKEUP_IN Signal
- WAKEUP_OUT interface
- Reset Signal
- SPI Master Interface
- PCM Interface
- I2S Interface
- I2C Interface
- UART Interface
- ADC Interface
- RF Specifications
- Band support
- Bandwidth support
- RF Transmit Specification
- RF Receiver Specification
- GNSS Receiver Specification
- Software Interface
- Support tools
- USB interface
- Mechanical
- PCBA Form Factor
- Design Guide
- Power supply
- Thermal design
- USB design
- RF connection
- Interference and sensitivity
- GNSS external circuit design
- Reflow
- PCB pad design
- Stencil
- Antenna design requirement
- Labeling and Packaging
- Labeling
- Packing
- MSL level
- Safety Recommendation
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Product Technical Specifications
□ Normal □ Internal Use Confidential □ Restricted Confidential
3. Electrical Specifications
3.1. Power supply
The IMQ3 modules are supplied through the power signal with the following
characteristics.
Table 3. Power supply
Direction
Vmin
Typical
Vmax
Power (37–42)
In
3.3 V
3.8 V
4.2 V
VREF
Out
1.71 V
1.8 V
1.89 V
UIM_VCC
Out
1.71 V
1.8 V
1.89 V
2.85 V
3.0 V
3.15 V
3.2. Power consumption
This section describes typical power consumption of IMQ3 for reference. The current data is
measured at 3.8V VCC.
Powering on
Conditions
Result
Peak power consumption
Max transient current consumption when the module runs at the
maximum power.
620mA
Power off
Conditions
Result
Power off consumption
Only the module; no other devices; only RTC functions in deep
sleep.
9.4uA
Working
Mode
Conditions
Result