Texas Instruments CD74HCT191M 4-stage Surface Mount Counter HCT, 16-Pin SOIC
Texas Instruments CD74HCT191M 4-stage Surface Mount Counter HCT, 16-Pin SOIC, Operation Mode: Down Counter, Up Counter, Minimum Operating Supply Voltage: 4.5 V, Maximum Operating Supply Voltage: 5.5 V, Dimensions: 10 x 4 x 1.5mm, Length: 10mm, Width: 4mm, Direction Type: Bi-Directional