说明：  AD9690英文数据手册 AD9690是一款14位、1 GSPS模数转换器(ADC)。 该器件内置片内缓冲器和采样保持电路，专门针对低功耗、小尺寸和易用性而设计。 该器件设计用于高达2 GHz的宽带模拟信号采样。 AD9690针对宽输入带宽、高采样速率、出色的线性度和小封装低功耗而优化。
(English AD9690 Datasheet AD9690 is a 14-bit, 1 GSPS ADC (ADC). The device contains on-chip buffer and sample and hold circuit designed for low power consumption, small size and ease of use and design. The device is designed for up to 2 GHz wideband analog signal is sampled. AD9690 for wide input bandwidth, high sampling rate, excellent linearity and low power consumption and small package optimized.)