IDT82V3155

ENHANCED T1/E1/OC3 WAN PLL WITH DUAL REFERENCE INPUTS www.DataSheet4U.com IDT82V3155 FEATURES Supports AT&T TR62411 and Telcordia GR-1244-CORE Stratum 3, Stratum 4 Enhanced and Stratum 4 clock, OC-3 port and 155.52 Mbit/s application Supports ITU-T G.813 Option 1 clocks Supports ITU-T G.812 Type IV clocks Supports ETSI ETS 300 011, TBR 4, TBR 12 and TBR 13 timing for E1 interface Selectable reference inputs: 8 kHz, 1.544 MHz, 2.048 MHz or 19.44 MHz Accepts two independent reference inputs which may have same or different nominal frequencies applied to them Provides C1.5o, C3o, C2o, C4o, C6o, C8o, C16o, C19o, C32o and C155 output clock signals Provides 7 types of 8 kHz framing pulses: F0o, F8o, F16o, F19o, F32o, RSP and TSP Provides a C2/C1.5 output clock signal with the frequency controlled by the selected reference input Fref0 or Fref1 Holdover frequency accuracy of 0.025 ppm Phase slope of 5 ns per 125 µs Attenuates wander from 2.1 Hz Fast lock mode Provides Time Interval Error (TIE) correction MTIE of 600 ns JTAG boundary scan Holdover status indication Freerun status indication Normal status indication Lock status indication Input reference quality indication 3.3 V operation with 5 V tolerant I/O Package available: 56-pin SSOP (Green option available) FUNCTIONAL BLOCK DIAGRAM TDO TDI OSCi TCLR RST VDD VSS VDD VSS VDD VSS VDD VSS C2/C1.5 TCK TMS TRST Fref0 Fref1 IN_sel FLOCK DPLL JTAG OSC C32o C19o C155POS C155NEG TIE Contr...