TLV320AIC1110

TLV320AIC1110 SLAS359 – DECEMBER 2001 PCM CODEC FEATURES D 2.7-V to 3.3-V Operation D Designed for Analog and Digital Wireless Handsets and Telecommunications Applications D Two Differential Microphone Inputs D Differential Earphone Outputs and One Single-Ended Earphone Output D Earphone and Microphone Mute D Programmable Transmit, Receive, and Sidetone Paths With Extended Gain and Attenuation Ranges D Programmable for 15-Bit Linear Data or 8-Bit Companded (µ-law and A-law) Mode D Supports PCM Clock Rates of 128 kHz and 2.048 MHz D Pulse Density Modulated (PDM) Buzzer Output D On-Chip I2C Bus, Which Provides Simple, Standard, Two-Wire Serial Interface With Digital ICs D Dual-Tone Multifrequency (DTMF) and Single-Tone Generator Capable of up to 8-kHz Tone With Three Selectable Resolutions of 7.8125 Hz, 15.625 Hz, and 31.25 Hz D 2-Channel Auxiliary Multiplexer (MUX) (Analog Switch){ D Capable of Driving 32 Ω Down to a 8-Ω Speaker D Programmable Power Down Modes D Pin Compatible to the TLV320AIC1103 and TLV320AIC1109 Devices for TQFP Only D Available in a 32-Pin Thin Quad Flatpack (TQFP) Package and MicroStar Juniort BGA APPLICATIONS D Digital Handset D Digital Headset D Cordless Phones D Digital PABX D Digital Voice Recording DESCRIPTION The TLV320AIC1110 provides extended gain and attenuation flexibility for transmit, receive, and sidetone paths. A differential earphone output is capable of driving speaker loads as low as 8 Ω for use in speaker phone applications. The sing...