MT8977 PDF File ( Datasheet )

® ISO-CMOS ST-BUS™ FAMILY MT8977 ® T1, ESF Framer Circuit (ACCUNET T1.5) Preliminary Information Features D3, D4 or ESF framing and SLC-96 compatible Two frame elastic buffer with jitter tolerance improved to 156 UI Insertion and detection of A, B, C, D bits, signalling freeze, optional debounce Selectable B8ZS, jammed bit (ZCS) or no zero code suppression Yellow alarm and blue alarm signal capabilities Bipolar violation count, FT error count, CRC error count Selectable robbe