AD8156 PDF Datasheet
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Description
This is Digital Crosspoint Switch. 6.25 Gbps, 4 × 4, Digital Crosspoint Switch with EQ AD8156
FEATURES
4 × 4, fully differential, nonblocking array Configurable for dual 2 × 2 operation DC to 6.25 Gbps per channel, NRZ data rate Programmable input equalization compensates for over 40” of FR-4 at 6.25 Gbps Multicast and broadcast modes of operation Programmable output swing 100 mV p-p to 1.6 V p-p differential Power supply: 3.3 V (±10%) Low power No EQ: 400 mW typical Maximum EQ: 700 mW typical Inputs: ac-coupled or dc-coupled Wide set of dc-coupled input standards 3.3 V, 2.5 V, 1.8 V CML or 3.3 V LVPECL Control: LVTTL- or LVCMOS-compatible Low additive jitter: 25 ps p-p typical Low random jitter: 0.8 ps rms Integrated 50 Ω termination impedance at inputs, outputs Individual output disable for power savings 49-ball, 8 mm × 8 mm BGA, 1 mm pitch
FUNCTIONAL BLOCK DIAGRAM
INPUT RECEIVERS IN0P, N INPUT EQUALIZATION EQ
AD8156
OUTPUT DRIVERS OUT0P, N
IN1P, N IN2P, N
EQ
4×4 SWITCH
OUT1P, N OUT2P, N
EQ
IN3P, N
.