Data Sheet
2
Operating Characteristics
Case Temperature = 25°C unless otherwise specified
Notes:
[1] Optical Wavelength between 1525-1575nm. Data to 1610nm available on request.
[2] Measured with 9.95328Gb/s NRZ 1031-1 PRBS data and no FEC.
[3] Load impedance is 50ΩAC-coupled.
[4] Excludes APD responsivity.
[5] Differential.
[6] Single ended.
[7] Not polarity sensitive.
[8] Response time quoted is to achieve 99% of the desired attenuation value.
Parameter Symbol Measurement Min Typ Max Unit
Conditions
Optical sensitivity BOL [1] [2] Sens 231-1 PRBS -26.5 -25.0 dBm
BER<10-12
VAPD=VM10
Sensitivity penalty EOL 231-1 PRBS 0.75 1.0 dB
over temperature[1] [2] BER<10-12
VAPD=VM10
T=-5 to +75°C
Deviation from linear phase DC - 6GHz -10 +10 °
High frequency -3dB corner fHVAPD=VM10 7 7.5 GHz
Small signal
Low frequency -3dB corner fL40 kHz
Transimpedance gain [3] [4] [5] TZSmall signal 1.1 1.6 2.3 kΩ
Maximum output voltage6 VOUT Peak-to-peak 600 700 mV
Returnloss S22 DC to 7.0GHz -8 dB
Optical overload [2] PSAT 0dB Attenuation -3 -1 dBm
VAPD=VM3
BER<10-12
Optical overload extension With VOA actuated +13 dBm
APD breakdown voltage Vbr T=25°C 25 40 V
IAPD=10mA
APD breakdown voltage TVbr 0.030 0.045 0.061 V/°C
temperature coefficient
Dark current IdAt 90% of Vbr 100 nA
Amplifier bias current Icc 75 95 mA
Input current for IIn lim Peak-to-peak 0.5 mA
output limiting
VOA maximum attenuation Att 20 30 dB
VOA control voltage [7] VAtt Attenuation = 20dB 5.5 9 V
VOA current lAtt Attenuation = 20dB 6 7.2 mA
VOA power dissipation PAtt Attenuation = 20dB 33 65 mW
(continuous)
VOA response time [8] From attenuation = 5 10 ms
1dB to 20dB
Polarisation dependent loss PDL VOA unbiased 0.15 dB
Polarisation dependent loss PDL VOA biased 0.4 dB
Thermistor resistance RTH T=25°C 10 kΩ