Function: Quad Darlington switches. Production date: 2013/37. RoHS: yes. Assembly/installation: PCB through-hole mounting. Housing: DIP. Housing (according to data sheet): DIP-16. Number of circuits: 4. Type of entry: 5V TTL/CMOS. Max output voltage: 50V. Operating temperature range min (°C): -20°C. Operating temperature range max (°C): +85°C. Maximum supply voltage (V): +50V. Note: logic input TTL, Rin 350 Ohms. Number of terminals: 16