| Parameters | 
                                                                                                                        
                                                | Number of I/O | 20 | 
                                                                                    
                                                | Interface | I²C | 
                                                                                    
                                                | Interrupt Output | Yes | 
                                                                                    
                                                | Features | EEPROM, POR, PWM, WDT | 
                                                                                    
                                                | Output Type | Open Drain | 
                                                                                    
                                                | Current - Output Source/Sink | 10mA, 25mA | 
                                                                                    
                                                | Clock Frequency | 100 kHz | 
                                                                                    
                                                | Voltage - Supply | 3V ~ 5.25V | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 85°C | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Package / Case | 28-SSOP (0.209", 5.30mm Width) | 
                                                                                    
                                                | Supplier Device Package | 28-SSOP | 
                                                                                    
                                                | Base Product Number | CY8C9520 | 
                                                                                    
                                                | RoHS Status | ROHS3 Compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                                    
                                                | REACH Status | REACH Unaffected | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.39.0001 | 
                                                                                    
                                                | Standard Package | 1,000 | 
                                                                                    
                                                | Mfr | Infineon Technologies | 
                                                                                    
                                                | Series | - | 
                                                                                    
                                                | Package | Tape & Reel (TR) | 
                                                                                    
                                                | Product Status | Active | 
                                                                                                                
                                
                             
                                                I/O Expander 20 I²C 100 kHz 28-SSOP