SI3000 Overview
The Si3000 is a plete voice band audio codec solution that offers high integration by incorporating programmable input and output gain/ attenuation, a microphone bias circuit, handset hybrid circuit, and an output drive for 32 Ω headphones. The Si3000 can be connected directly to the Si3034, Si3035, Si3044 and Si3056 North American and international DAA chipsets through its daisy-chaining serial interface. The...