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Micrel, Inc.
ULTRA PRECISION 4×4 CML SWITCH WITH INTERNAL I/O TERMINATION
Precision ESdY5g8e0®40U SY58040U
FEATURES
■ Provides crosspoint switching between any input pair to any output pair
■ Ultra-low jitter design: • 67fsRMS phase jitter (typ)
■ Guaranteed AC performance over temperature and voltage:
• DC to >5Gbps throughput • <350ps propagation delay • <60ps tr / tf times • <25ps skew (output-to-output)
■ Unique, patent-pending, channel-to-channel isolation design provides superior crosstalk performance
■ Unique, patent-pending, 50Ω input termination extended CMVR, and VT pin accepts DC- and ACcoupled differential inputs
■ 400mV CML output swing
■ 50Ω source terminated outputs minimize round-trip reflections
■ Power supply 2.5V ±5% or 3.
SY58040U Datasheet
