Descriptions
TWH-900-FTTH-RFOG series are bi-directional optical receivers supporting RFOG mode.
It is mainly used for the CATV FTTH network.

Features
-Optical AGC function, Full-GaAs MMIC amplification device.
-Cast aluminum Housing, Dc external Power supply.
-The upstream channel can be equipped with RFOG burst mode.
-Return path laser on/off time:<1.1 μs.

Specifications(standard, can be ODM)
-Frequency Range:5~65/87~862MHz;5~65/87~1003MHz;5~30/47~862MHz;
 5~30/47~1003MHz
-Forward Path Optical AGC Control Range:-7~+2dBm
-Forward Path Max Output Level:≥92Db μN(yùn)
-Forward Path C/N:≥51dB@-1dBm
-Forward Path C/CTB:≥63dB@-1dBm
-Forward Path C/CSO:≥60dB@-1dBm
-Return Path Optical Output Wavelength:1310±10nm
-Return Path Optical Output Power:1 mW
-Return Path Input Level Range:75~85dB μN(yùn)
-NPR Dynamic Range(NPR≥30dB):≥10dB(FP);≥15dB(DFB)

RFOG Specifications
-Maximum Time from Application of RF to 90%Optical Power (Ready to Late-side
 Mask):1.3 us
-Maximum 10-90% Optical Power Rise Time (Ready from Late-side Mask 10% to
 Early-side Mask 90%):1.0 us
-Minimum 10-90% Optical Power Rise Time (Ready from Late-side Mask 10% to
 Early-side Mask 90%):100 us
-Maximum Time from Removal of RF to the Time the Optical Carrier Falls to 10% of its
 Steady-state Amplitude (Ready to Late-side Mask):1.6 us