DS21FF42 framer equivalent, 4 x 3 twelve channel t1 framer.
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* Sixteen (16) or Twelve (12) Completely Independent T1 Framers in One Small 27mm x 27mm Package
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* Each Multi-Chip Module (MCM) Contains Four (FF) or Thre.
300
–pin MCM BGA package (27mm X 27mm) Low Power 3.3V CMOS with 5V Tolerant Input & Outputs
FEATURES
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