| Parameters | 
                                
                                                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Type | 
                                            TxRx + MCU | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            1.8V~3.8V | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Frequency | 
                                            240MHz~960MHz | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Interface | 
                                            I2C, SMBus, SPI, UART | 
                                        
                                                                            
                                            | Memory Size | 
                                            128kB Flash 8.5kB RAM | 
                                        
                                                                            
                                            | RAM Size | 
                                            8.3kB | 
                                        
                                                                            
                                            | Memory Type | 
                                            FLASH | 
                                        
                                                                            
                                            | Watchdog Timer | 
                                            Yes | 
                                        
                                                                            
                                            | Data Bus Width | 
                                            8b | 
                                        
                                                                            
                                            | Number of Timers/Counters | 
                                            4 | 
                                        
                                                                            
                                            | Protocol | 
                                            EZRadioPro | 
                                        
                                                                            
                                            | Core Architecture | 
                                            8051 | 
                                        
                                                                            
                                            | Number of Programmable I/O | 
                                            53 | 
                                        
                                                                            
                                            | Power - Output | 
                                            20dBm Max | 
                                        
                                                                            
                                            | RF Family/Standard | 
                                            General ISM < 1GHz | 
                                        
                                                                            
                                            | Programming Voltage | 
                                            3V | 
                                        
                                                                            
                                            | Data Rate (Max) | 
                                            256kbps | 
                                        
                                                                            
                                            | Serial Interfaces | 
                                            I2C, SPI, UART | 
                                        
                                                                            
                                            | Current - Receiving | 
                                            18.5mA | 
                                        
                                                                            
                                            | Current - Transmitting | 
                                            30mA | 
                                        
                                                                            
                                            | Modulation | 
                                            FSK, GFSK, OOK | 
                                        
                                                                            
                                            | Sensitivity (dBm) | 
                                            -121 dBm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            RoHS Compliant | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            85-VFLGA Exposed Pad | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tray | 
                                        
                                                                            
                                            | Published | 
                                            2016 | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            yes | 
                                        
                                                                            
                                            | Part Status | 
                                            Not For New Designs | 
                                        
                                                                                                    
                            
                         
                                                SI1020-B-GM3 Overview
Using RF transceiver IC's 85-VFLGA Exposed Pad package, it is possible to save board space. The RF transceiver's mounting is mounted using Surface Mount.In this case, the result is a TxRx + MCU with transceiver RF's  high efficiency.Advanced transceiver RF' packaging Tray is used to provide high reliability.Based on the frequency of 240MHz~960MHz, RF transceiver operates on the basis of a pulse.
SI1020-B-GM3 Features
85-VFLGA Exposed Pad package
Surface Mount for mounting
TxRx + MCU 
 Tray is used
SI1020-B-GM3 Applications
There are a lot of Silicon Labs SI1020-B-GM3 RF Transceiver ICs applications. 
- Security Systems
 - Industrial and Data Logger
 - LED Lighting
 - HVAC
 - Digital Remote
 - Power management
 - Home and Security
 - LoT applications
 - Location and Asset Tracking
 - Automotive