HARDWARE AND SPECIFICATIONS
Dragonfly
TM
MTQ-LSP3-B03 Device Guide
15
Parameter
Conditions
Minimum Volts
Maximum Volts
RESET (low active) input low
CMOS port
I
IO
=+8 mA
-
0.99
RESET (low active) input high
CMOS port
I
IO
=+8 mA
2.31
-
(1) Guaranteed by characterization results, not tested in production.
(2) Guaranteed by design, not tested in production.
Note:
See the ST Microcontroller data sheet (STM32F413RH) and the Pin Connector Definitions table in Chapter 3
of this guide.
Use V
DD
= 3.0V when referencing the STM32F413RH data sheet.
Input/Output Current Ratings
Output current draw PWR_GOOD, CHG_MON
5 mA
Output current draw all other output pins
25 mA
MTQ-LSP3-B03 Power Draw
Note:
Multi-Tech Systems, Inc. recommends that you incorporate a 10% buffer into your power source when
determining product load.
Radio
Protocol
Radio
On/Off
Mode
Current (If
Applicable)
or Sleep
Mode
PSM (Power
Saving
Mode)
Live
Connection
Idle (No
Data)
(AVG)
Measured
Current at
Max Power
1
TX Pulse
2
(AVG)
Amplitude
Current for
Peak
Current for
HSDPA/LTE
Total Inrush
Charge
3
Measured in
Millicoulom
bs
Total Inrush
Charge
Duration
during
Powerup
(INRUSH
Duration)
5 Volts, Test developer card
LTE Only
Band 4
1732.5 Mhz
8 mA
NA
55 mA
658 mA
788 mA
2.04 mC
1.05 mS
5 Volts, USB Only
LTE Only
Band 4
1732.5 Mhz
8 mA
NA
56 mA
697 mA
900 mA
2.1 mC
2.68 mS
1
Maximum Power:
The continuous current during maximum data rate with the radio transmitter at
maximum power.
2
Tx Pulse:
The average peak current during an LTE connection.
3
Inrush Charge:
The total inrush charge at power on.
