STW5093 - ST Microelectronics

STW5093 2.7V SUPPLY 14-BIT LINEAR CODEC WITH HIGH-PERFORMANCE AUDIO FRONT-END

■ INTERNAL PROGRAMMABLE SIDETONE STw5093 is a high performance low power combined CIRCUIT. ATTENUATION PROGRAMMABLE: PCM CODEC/FILTER device tailored to implement the 16 dB RANGE, 1 dB STEP. audio front-end functions required by low voltage/low ■ INTERNAL RING, TONE AND DTMF power consumption digital cellular terminals. STw5093 GENERATOR, SINEWAVE OR offers .

Features

Complete CODEC and FILTER system including:
■ 14 BIT LINEAR ANALOG TO DIGITAL AND DIGITAL TO ANALOG CONVERTERS.
■ 8 BIT COMPANDED ANALOG TO DIGITAL AND DIGITAL TO ANALOG CONVERTERS ALAW OR µ-LAW.
■ TRANSMIT AND RECEIVE BAND-PASS FILTERS
■ ACTIVE ANTIALIAS NOISE FILTER. TSSOP30 ORDERING NUMBER: STw5093
■ 1.8V TO 3.3V CMOS COMPATIBLE DIGITAL Phone Features: INTERFACES.
■ ONE MICROPHONE BIASING OUTPUT
■ PROGRAMMABLE PCM AND CONTROL
■ REMOTE CONTROL (REMOCON) FUNCTION INTERFACE MICROWIRE COMPATIBLE.
■ THREE SWITCHABLE MICROPHONE APPLICATIONS: AMPLIFIER INPUTS. GAIN
■ GSM/DCS1800/PCS1900/JDC DIG.