Telit Wireless Solutions ME310G1-W1, Hw Design Manual

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ME310G1 Hardware Design Guide
1VV0301588 Rev. 12 Page 4 of 96 2021-06-14
Temperature Range................................................................ 20
PINS ALLOCATION ........................................................... 21
Pin-out..................................................................................... 21
LGA Pads Layout ..................................................................... 27
POWER SUPPLY ............................................................... 28
Power Supply Requirements.................................................. 28
Power Consumption ............................................................... 29
Idle mode................................................................................. 29
ME310G1-W1 Connected Mode .............................................. 30
ME310G1-WW and ME310G1-WWV Connected Mode ........... 31
ME310G1-W2 Connected Mode .............................................. 32
ME310G1-W3 Connected Mode .............................................. 32
General Design Rules ............................................................. 33
Electrical Design Guidelines .................................................. 33
4.3.1.1. +5V Source Power Supply Design Guidelines ........................ 33
4.3.1.2. +12V Source Power Supply Design Guidelines ...................... 34
4.3.1.3. Battery Source Power Supply Design Guidelines ................. 35
Thermal Design Guidelines .................................................... 36
Power Supply PCB layout Guidelines .................................... 36
RTC Supply .............................................................................. 37
PWRMON Power-on monitor ................................................. 37
DIGITAL SECTION ............................................................. 39
Logic Levels ............................................................................ 39
Power On ................................................................................. 40
Power Off................................................................................. 41
Unconditional shutdown ......................................................... 42
Wake up from deep sleep mode ............................................ 43
Fast shut down ........................................................................ 43
Fast shut down by hardware .................................................. 44