Smart Machine Smart Decision 
SIM7020_Hardware_Design_V1.02    8       2018-07-25 
 
Figure 1: SIM7020 block diagram 
1.4  Functional Overview 
Table 2: General features 
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Power saving 
Current in sleep mode: 236uA (at+cfun=0) 
Current in PSM mode: 3.4uA 
Please refer to the table 1 
Transmitting power 
LT E  23dBm 
Data Transmission 
Throughput 
LT E  CAT NB1: 26.15Kbps (DL)   
LTE CAT NB1: 62.5Kbps (UL) 
Antenna 
LTE antenna. 
SMS 
MT, MO, Text and PDU mode 
SIM interface  Support identity card: 1.8V/ 3V 
UART1 interface 
A full modem serial port by default 
Baud rate: default:115200bps 
Can be used as the AT commands or data stream channel