f50 mm InGaAs APD COAXIAL MODULE
FOR 2.5 Gb/s FIBEROPTIC COMMUNICATIONS

DESCRIPTION
The NR8501 Series is an InGaAs avalanche photo diode (APD) coaxial module optical fiber pigtail. This module is
designed for long wavelength 2.5 Gb/s optical communication systems and ideal as a receiver for Synchronous
Digital Hierarchy (SDH) system, STM-16, ITU-T recommendations.

FEATURES
• Small dark current ID = 7 nA
• High speed response fC = 2.5 GHz MIN. @ M = 5
• High sensitivity S = 0.94 A/W @ l = 1 310 nm, M = 1
S = 0.96 A/W @ l = 1 550 nm, M = 1
• Coaxial module with SMF or GI-50 fiber
• With SC connector : standard, FC connector : option
(Refer to ORDERING INFORMATION)