LOGIC, SYNC 4-BIT UP/DN CNTR, 16SOIC; Counter Type:Binary; Clock Frequency:30MHz; Count Maximum:15; Supply Voltage Range:4.5V to 5.5V; Logic Case Style:SOIC; No. of Pins:16; Operating Temperature Range:-55°C to +125°C; SVHC:No SVHC (20-Jun-2011); Clock Frequency Max:30MHz; Logic Function Number:74191; Logic IC Base Number:74191; Logic IC Family:HCT; Logic IC Function:Presettable Synchronous Binary Up-Down Counter; Package / Case:SOIC; Supply Voltage Max:5.5V; Supply Voltage Min:4.5V; Termination Type:SMD