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NR8500CR-CB-AZ Datasheet(PDF) 1 Page - California Eastern Labs |
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NR8500CR-CB-AZ Datasheet(HTML) 1 Page - California Eastern Labs |
1 / 5 page NR8500 Series FEATURES • SMALL DARK CURRENT: ID = 7 nA • HIGH SENSITIVITY: S = 0.94 A/W at λ = 1310 nm, M = 1 S = 0.96 A/W at λ = 1550 nm, M = 1 • HIGH SPEED RESPONSE: fC = 1.5 GHz at M = 10 • COAXIAL MODULE WITH SMF or GI-50 FIBER • WITH SC CONNECTOR: Standard FC CONNECTOR: Option NEC's NR8500 series is an InGaAs avalanche photo diode (APD) coaxial module with optical fiber pigtail. This module is designed for long wavelength optical communication systems and is ideal as a reciever for Synchronous Digital Hierarchy (SDH) system, STM-4 and STM-1, ITU-T recommendations. DESCRIPTION PART NUMBER NR8500 Series SYMBOLS PARAMETERS AND CONDITIONS UNITS MIN TYP MAX VBR Reverse Breakdown Voltage, ID =100 µA V 50 70 90 δ 1 Temperature Coefficient of Reverse Breakdown Voltage %/ºC 0.2 ID Dark Current, VR = VBR x 0.9 nA 7 30 IDM Multiplied Dark Current, M = 2 to 10 nA 1 5 Ct Terminal Capacitance, VR = V(BR)R x 0.9, f = 1 MHz pF 0.5 0.75 fC Cut-off Frequency, M = 10 GHz 1.0 1.5 M = 20 1.2 S Sensitivity, λ = 1310 nm A/W 0.8 0.94 λ = 1550 nm 0.81 0.96 M Multiplication Factor, λ = 1310 nm, IPO = 1.0 µA30 40 VR = V (@ID = 1 µA) x Excess Noise Factor2, λ = 1310 nm, 1550 nm, 0.7 IPO =1.0 µA, M = 10, f = 35 MHz, B = 1 MHz F Excess Noise Factor2, λ = 1310 nm, 1550 nm, 5 IPO =1.0 µA, M = 10, f = 35 MHz, B = 1 MHz ORL Optical Return Loss SMF dB 30 GI-50 Fiber 28 Note: 2. F = MX ELECTRO-OPTICAL CHARACTERISTICS (TC = 25°C, Unless otherwise specified) California Eastern Laboratories VBR (25°C+∆T°C)-VBR (25°C) ∆T°C • VBR (25°C) 1. δ = NEC's φ φφ φ φ50 µ µ µ µ µm InGaAs APD IN COAXIAL PACKAGE FOR 155 Mb/s AND 622 Mb/s APPLICATIONS |
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