描述
ULN-1G模块是一个1GHz晶体振荡器，带有内部电源和RF放大器，非常适合驱动现代DDS、ADC或谐波梳状滤波器，而无需外部放大。ULN-1G是一种SMT模块，用于使用行业标准封装的简单拾取和放置应用。ULN-1G包括一个超低相位噪声晶体振荡器，可订购800MHz至1.2GHz频率范围（1GHz标准规格）。包括一个具有DC-DC开关和外部电源噪声滤波功能的有源电源，其工作电压从6V到18V以上，典型功耗小于1.1W。ULN-1G还包括7阶低通和高通滤波器，以抑制谐波和次谐波，并且它提供调节的+22dBm输出功率，该输出功率通常在整个温度范围内具有小于+/-0.5dB的变化。
特点
- 800MHz至2GHz范围
- +22dBm输出功率，典型温度下+/-0.5dB。
- 具有行业标准封装的SMT模块
- 带有源滤波的+6V至+18V电源（标称+12V）
- 典型谐波小于-32dBc
- -45℃至+85℃工作温度范围，加固模块
技术参数
| Specification | Limit | Comments |
| Frequency (Nom.) | 1030 MHz | |
| Frequency (Var.) | +/- 50 kHz | All Conditions: Temp, Voltage, Load and Aging |
| Tuning Voltage Option | 0V to 5V | Optional Frequency Tuning Port (Option -EFC) |
| Power Output | +22 dBm +2dB / -1dB | Into 50 ohms. Variation over temperature is 1.5dB max peak to peak |
| Spurious (Crystal Products) | -20 dBc (Max) | Crystal Fundamental Freq.= 128.75MHz at 1030MHz output (x8 Topology) |
| Harmonics | -25 dBc (Max), -32 dBc Typical | |
| All other Spurious | -100 dBc (Max) | |
| DC Input | +6 Vdc to +15 Vdc at 110 mA (Max at +12 Vdc) | Internal Switching Regulator and Filter, current consumption depends on operating voltage |
| Temperature (Case) | -54°C to +85°C (non-oper.) -40°C to +85°C (oper.) | |
| Screening | 1) Burn-in: 48 Hours Power ON at +85°C 2) Electrical Test: +25°C |
|
| Mechanical | 1.300 x 1.300 x 0.310 inches see Figure 1. | Surface Mount Unit with optional Conformal Coating Seal. Unit is constructed on 0.062 FR4 with a stamped metal cover, soldered to ground. |
| Interface | Solder cups on edge of PCB with gold plated copper conductor. | Reflow soldering recommended at next higher assembly using SN62 solder paste with a maximum temperature of 230°C for 10 seconds |
Figure 1:
