Profile: Arizona Microtek, Inc. is a manufacturer of integrated circuits. Our ECL/PECL co-axial cable drivers are used in digital video broadcasting applications, and includes internal input pull-down resistors. Our multiplexers feature internal input pull-down resistors which are ideal for low voltage applications. Our phase locked loop clock generators feature optional internal crystal oscillator driver, internal edge-matching phase or frequency detector, and internal charge-pump or integrator amplifiers.