YTD423 series datasheets. Manufacturer: YAMAH.

YTD423 ISDN BRI controller with B-ch HDLC controller in 100-pin SQFP package. Operational temperature range from -20°C to 70°C. Datasheet*) YTD423 0.3-7.0V; IHDLC2: ISDN BRI controller with B-ch HDLC controller in 100-pin QFP package. Operational temperature range from 0°C to 70°C. Datasheet*)

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