Maxim Integrated MAX6952EAX+ Configuration: 5 x 7 (Matrix) Current - Supply: 12mA Digits Or Characters: 4 Digits Display Type: LED High Level Output Current: 50000 uA Interface: 4-Wire Serial Lead Free Status / Rohs Status: Lead free / RoHS Compliant Low Level Output Current: 500000 uA Maximum Operating Temperature: + 85 C Maximum Power Dissipation: 941.2 mW Maximum Supply Current: 16 mA Minimum Operating Temperature: - 40 C Mounting Style: SMD/SMT Mounting Type: Surface Mount Number Of Digits: 4 Number Of Segments: 140 Operating Supply Voltage: 2.7 V to 5.5 V Operating Temperature: -40?°C ~ 85?°C Package / Case: 36-SSOP Series: - Voltage - Supply: 2.7 V ~ 5.5 V