LTC®6946 是具全集成型 VCO 的高性能、低噪声、6.39GHz 锁相环 (PLL),包括一个基准分频器、具锁相指示器的相位-频率检测器 (PFD)、超低噪声充电泵、整数反馈分频器和 VCO 输出分频器。充电泵包含可选的高电压及低电压箝位,可用于 VCO 监视。
集成型低噪声 VCO 未采用任何外部组件。它在内部进行校准以校正输出频率,而无需外部系统支持。
该器件具有一个缓冲的可编程 VCO 输出分频器 (分 1 ~ 6 级),从而可提供一个很宽的频率范围。
器件型号 | 封装 | 温度 | 价格 (以 1 ~ 99 片为批量) | 价格 (以 1000 片为批量) * |
---|---|---|---|---|
LTC6946IUFD-1#PBF | 4x5 QFN-28 | I | $8.22 | $5.75 |
LTC6946IUFD-1#TRPBF | 4x5 QFN-28 | I | $5.81 | |
LTC6946IUFD-2#PBF | 4x5 QFN-28 | I | $8.22 | $5.75 |
LTC6946IUFD-2#TRPBF | 4x5 QFN-28 | I | $5.81 | |
LTC6946IUFD-3#PBF | 4x5 QFN-28 | I | $8.22 | $5.75 |
LTC6946IUFD-3#TRPBF | 4x5 QFN-28 | I | $5.81 | |
LTC6946IUFD-4#PBF | 4x5 QFN-28 | I | $8.22 | $5.75 |
LTC6946IUFD-4#TRPBF | 4x5 QFN-28 | I | $5.81 |
器件型号 | 描述 | 价格 |
---|---|---|
DC1705C-A | LTC6946-1 Demo Board| Ultralow Noise and Spurious 373MHz to 3.74GHz Integer-N Synthesizer with Integrated VCO (Req DC590 or DC2026) | $125.00 |
DC1705C-B | LTC6946-2 Demo Board | Ultralow Noise and Spurious 513MHz to 4.91GHz Integer-N Synthesizer with Integrated VCO (Req DC590 or DC2026) | $125.00 |
DC1705C-C | LTC6946-3 Demo Board | Ultralow Noise and Spurious 640MHz to 5.79GHz Integer-N Synthesizer with Integrated VCO (Req DC590 or DC2026) | $125.00 |
DC1705C-D | LTC6946-4 Demo Board | Ultralow Noise and Spurious 700MHz to 6.39GHz Integer-N Synthesizer with Integrated VCO (Req DC590 or DC2026) | $125.00 |
器件型号 | 描述 | 价格 |
---|---|---|
DC2026C | Linduino One Isolated USB Demo Board: An Arduino- and QuikEval-Compatible Code Development Platform | $75.00 |
DC2429A | LT3042 PLL/VCO Supply and Reference Board | $150.00 |
DC590B | Isolated USB Serial Controller for Linear Technology QuikEval-Compatible Demo Boards | $50.00 |