This SN74HC595PW counter shift register from Texas Instruments can be optimized in any circuit which contains numerous states, it will help maintain and switch into other states. With a 3-state output, this is power management at its best. This counter shift register has a minimum operating temperature of -40 °C and a maximum of 85 °C. This device comes in tube packaging. This device has a typical operating supply voltage of 5 V. Its minimum operating supply voltage of 2 V, while its maximum is 6 V.