MM74C908

MM74C908 MM74C918 Dual CMOS 30V Relay Driver November 1990 MM74C908 MM74C918 Dual CMOS 30V Relay Driver General Description Features The MM74C908 and MM74C918 are general purpose dual high voltage drivers each capable of sourcing a minimum of 250 mA at VOUT e VCC b 3V and TJ e 65 C The MM74C908 and MM74C918 consist of two CMOS NAND gates driving an emitter follower Darlington output to achieve high current drive and high voltage capabilities In the ‘‘OFF’’ state the outputs can withstand a maximum of b30V across the device These CMOS drivers are useful in interfacing normal CMOS voltage levels to driving relays regulators lamps etc Y Wide supply voltage range Y High noise immunity Y Low output ‘‘ON’’ resistance Y High voltage Y High current 3V to 18V 0 45 VCC (typ ) 8X (typ ) b30V 250 mA Connection Diagrams Dual-In-Line Package MM74C908 Order Number MM74C908 Top View Dual-In-Line Package MM74C918 TL F 5912 – 1 Order Number MM74C918 Top View TRI-STATE is a registered trademark of National Semiconductor Corporation C1995 National Semiconductor Corporation TL F 5912 TL F 5912 – 2 RRD-B30M105 Printed in U S A Absolute Maximum Ratings (Note 1) If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Voltage at any Input Pin Voltage at any Output Pin b0 3V to VCC a0 3V 32V Operating Temperature Range MM74C908 MM74C918 b40 C to a85 C Operating VCC Range Absolute ...