2-40
Cisco ONS 15454 DWDM Engineering and Planning Guide, Release 7.x
July 2006
Chapter2 Cards Specifications
2.2.5 Dispersion Compensation Units
Each C-band DCU can compensate a maximum of 65 km of single-mode fiber(SMF-28). DCUs can be
cascaded to extend the compensation to 130 km.
Table2-27 Dispersion Compensation Units by Fiber Type
Fiber DCU Description C Band L Band
SMF-28 SMF C-Band Dispersion
Compensation Unit 100ps/nm 15216-DCU-100= —
SMF C-Band Dispersion
Compensation Unit 350ps/nm 15216-DCU-350= —
SMF C-Band Dispersion
Compensation Unit 450ps/nm 15216-DCU-450= —
SMF C-Band Dispersion
Compensation Unit 550ps/nm 15216-DCU-550= —
SMF C-Band Dispersion
Compensation Unit 750ps/nm 15216-DCU-750= —
SMF C-Band Dispersion
Compensation Unit 950ps/nm 15216-DCU-950= —
SMF C-Band Dispersion
Compensation Unit 1150ps/nm 15216-DCU-1150= —
SMF L-Band Dispersion
Compensation Unit 300ps/nm — 15216-DCU-L-300=
SMF L-Band Dispersion
Compensation Unit 600ps/nm — 15216-DCU-L-600=
SMF L-Band Dispersion
Compensation Unit 700ps/nm — 15216-DCU-L-700=
SMF L-Band Dispersion
Compensation Unit 800ps/nm — 15216-DCU-L-800=
SMF L-Band Dispersion
Compensation Unit 1000ps/nm — 15216-DCU-L-1000=
SMF L-Band Dispersion
Compensation Unit 1100ps/nm — 15216-DCU-L-1100=
E-LEAF — 15216-DCU-E-200= —
— 15216-DCU-E-350= —
DS DSF L-Band Dispersion
Compensation Unit 100ps/nm — 15216-DCU-DS-L100=
DSF L-Band Dispersion
Compensation Unit 200ps/nm — 15216-DCU-DS-L200=
DSF L-Band Dispersion
Compensation Unit 300ps/nm — 15216-DCU-DS-L300=