TLV320AIC1109
FEATURES
D 2.7-V Operation D Two Differential Microphone Inputs, One
Differential Earphone Output, and One Single-Ended Earphone Output
D Programmable Gain Amplifiers for Transmit,
Receive, Sidetone, and Volume Control
D Earphone Mute and Microphone Mute D On-Chip I2C-Bus, Which Provides a Simple,
Standard, Two-Wire Serial Interface With Digital ICs
D Programmable for 15-Bit Linear Data or 8-Bit panded (µ-Law or A-Law) Mode
D 32-Terminal TQFP Package D Designed for Analog and Digital Wireless
Handsets and Telemunications Applications
D Dual-Tone Multifrequency (DTMF) D Pulse Density Modulated (PDM) Buzzer
Output
APPLICATIONS
D Digital Handset D Digital Headset D Cordless Phones D Digital PABX D Digital Voice Recording
DESCRIPTION
The PCM codec is designed to perform the transmit encoding analog/digital (A/D) conversion and receive decoding digital/analog (D/A) conversion, together with transmit and receive filtering, for voice-band munications systems. The device operates in either...
