| Parameters | 
                                                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 28-SSOP (0.209, 5.30mm Width) | 
                                                                            
                                            | Supplier Device Package | 28-SSOP | 
                                                                            
                                            | Operating Temperature | -40°C~85°C | 
                                                                            
                                            | Packaging | Tube | 
                                                                            
                                            | Published | 2013 | 
                                                                            
                                            | Part Status | Obsolete | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 
                                                                            
                                            | Voltage - Supply | 2.8V~3.6V | 
                                                                            
                                            | Base Part Number | 90E21 | 
                                                                            
                                            | Input Impedance | 1kOhm 50kOhm | 
                                                                            
                                            | Meter Type | Single Phase | 
                                                                            
                                            | Measurement Error | 0.5% | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                                                    
                            
                         
                                                90E21PYGI Overview
This package is packed in Tube. 28-SSOP (0.209, 5.30mm Width) package. An example of its use as a Single Phase meter would be the following. There is an option for Surface Mount. The operational temperature at -40°C~85°C is higher. There is a 2.8V~3.6V power supply that powers the device. Check out 90E21 for more similar parts. 
90E21PYGI Features
Single Phase meter.
90E21PYGI Applications
There are a lot of Microchip Technology 90E21PYGI Energy Metering ICs applications. 
- Base Station Power Distribution Systems
- Power monitoring/power budgeting
- General Purpose Energy Measurement
- Real-Time Measurement of Input Power for AC/DC Supplies
- PCs/servers
- Industrial Equipment
- Power monitoring instruments
- Subsystem Power Measurement
- Poly-phase energy meters of class 0.5S and class 1
- Telecommunications and data communications equipment