J744型单通道紧凑式模拟光电转换器
产品特点
可选配ST或FC型光纤接口
支持直流耦合，模拟带宽达1GHz
标称增益为1V/mW
提供两种波长范围可选
采用2.5英寸×3.3英寸紧凑型外壳
产品描述
J744是一款紧凑型宽带直流至1GHz模拟光电转换器。在50欧姆负载下典型光电转换增益为500mV/mW，高阻负载下可达1V/mW。提供GaAs和InGaAs两种版本，分别覆盖700nm-875nm多模光信号及1100nm-1650nm单模光信号传输需求，并可选用ST或FC型光纤连接器。
| FUNCTION | DC-coupled analog optical-electrical converter |
| INPUT | 850 nm versions accept 62.5/125 µm multimode fiber 1310/1550nm versions accept 9/125 µm singlemode fiber Optional ST or FC connectors Linear from 0 to 2 mW optical input |
| OPTICAL WAVELENGTH | GaAs version: 700- 875 nm InGaAs version: 1100 – 1650 nm |
| PROPAGATION DELAY | Light in to electrical out < 850 ps |
| OUTPUT | DC coupled, SMA connector 50 ohm source impedance 1 V/mW nominal sensitivity at peak wavelength, Hi-Z load 0.5 V/mW nom into 50 ohms |
| BANDWIDTH | DC to > 1GHz |
| RISETIME | < 350 ps |
| JITTER | < 12 ps RMS, J720 + J744 |
| OPERATING TEMPERATURE | 0 to 60°C |
| CALIBRATION INTERVAL | 1 year |
| POWER IN | +12 VDC, 135mA nominal J12 wall-plug universal-input power supply included |
| CONNECTORS | ST or FC optical input receptacles Gold plated SMA analog output jack 2.1mm X 5.5mm barrel power connector |
| INDICATOR | LED: Green power |
| PACKAGING | Aluminum enclosure, 3.3″ (L) x 2.5″ (W) x 1.0″ (H) J732 mounting flange included |
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