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| (R) ISO2-CMOS MT9160B 5 Volt Multi-Featured Codec (MFC) Advance Information Features * * * * * * * * * * Improved idle channel noise performance Programmable -Law/A-Law Codec and Filters Programmable CCITT (G.711)/sign-magnitude coding Programmable transmit, receive and side-tone gains Fully differential interface to handset transducers - including 300 ohm receiver driver Flexible digital interface including ST-BUS/SSI Serial microport or default controllerless mode Single 5 volt supply Low power operation CCITT G.714 compliant MT9160BE MT9160BS ISSUE 1 May 1995 Ordering Information 24 Pin Plastic DIP 20 Pin SOIC -40C to +85C Description The MT9160B 5V Multi-featured replacement for the MT9160. Codec is a The major difference is the improvement in idle channel noise performance over and above that of the MT9160. Typical Performance Transmit Applications * * * * * Digital telephone sets Cellular radio sets Local area communications stations Pair Gain Systems Line cards 10 dBrnC0 -law -70 dBm0p A-Law Receive 9 dBrnC0 -law -81 dBm0p A-Law Another difference is that VBias - VRef = 1.9 Volts. For other performance features, please refer to the MT9160 data sheet. VSSD VDD VSSA VBias VRef FILTER/CODEC GAIN AAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAA ENCODER 7dB AAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAA DECODER -7dB AAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAA AAAAAAAAAAAAAAAAAAAAAAAAAA MM+ Transducer Interface HSPKR + HSPKR - Din Dout STB/F0i CLOCKin Flexible Digital Interface Timing ST-BUS C&D Channels Serial Microport A//IRQ PWRST IC CS DATA1 DATA2 SCLK Figure 1 - Functional Block Diagram 7-105 MT9160B Notes: Advance Information 7-106 |
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