Manufacturer: Texas Instruments  •  RoHS/pb-free: RoHS   Pb-free  •  Series: 4000B  •  Logic Type: BCD Counter  •  Direction: Up  •  Number of Elements: 2 - Dual  •  Number of Bits per Element: 4  •  Reset: Asynchronous  •  Timing: Synchronous  •  Count Rate: 8MHz  •  Trigger Type: Positive, Negative  •  Voltage - Supply: 3 V ~ 18 V  •  Operating Temperature: -55°C ~ 125°C  •  Mounting Type: Surface Mount  •  Package / Case: 16-SOIC (3.9mm Width)