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Key Features

+ Selects among four differential inputs
+ DC-to >3.2Gbps data rate throughput
+ <600ps In-to-Out tpd
+ <150ps tr/tf
+ <1psRMS random jitter
+ <10psPP deterministic jitter
+ <10psPP total jitter (clock)
+ <0.7psRMS crosstalk-induced jitter
+ Unique input isolation design minimizes crosstalk
+ Internal input termination
+ Unique input termination and VTpin accepts DCcoupled and AC-coupled inputs (LVDS, LVPECL, CML)
+ 350mV LVDS output swing
+ CMOS/TTL compatible MUX select
+ Power supply 3.3V +10%
+ -40°C to +85°C temperature range
+ Available in 32-pin (5mm x 5mm) MLF® package

Description

AI
The SY89545L is a fast, low jitter 4:1 differential MUX with an LVDS (350mV) compatible output with guaranteed data rate throughput of 3.2Gbps over temperature and voltage.The SY89545L differential inputs include a unique, 3-pin internal termination that allows access to the termination network through a VT pin. This feature allows the device to easily interface to different logic standards, both AC- and DC-coupled without external resistor-bias and termination networks. The result is a clean, stub-free, low jitter interface solution.The SY89545L operates from a single 3.3V supply, and is guaranteed over the full industrial temperature range (-40°C to +85°C). For applications that require a 2.5V supply, consider the SY89544U. For applications that require two differential outputs, consider the SY89546U or SY89545L.The SY89545L is part of a Micrel's Precision Edge® product family.