Texas Instruments TLC555ID, Timer Circuit 2MHz, 8-Pin SOIC, Mounting Type: Surface Mount, Timer Type: Standard, Number of Internal Timers: 1, Minimum Operating Supply Voltage: 3 V, Maximum Operating Supply Voltage: 15 V, Minimum Operating Temperature: -40 °C, Maximum Operating Temperature: +85 °C, Maximum Low Level Output Current: 100mA, Maximum High Level Output Current: -10mA, Dimensions: 4.9 x 3.91 x 1.58mm, Length: 4.9mm