Analog Devices Inc. AD9680 14位、1GSPS双通道模数转换器
Analog Devices AD9680双通道、14位、1GSPS模数转换器是一款高速器件，具有同类中最好的噪声和动态范围性能，令直接射频采样成为发展趋势。ADI宽带射频数据采集技术出色的性能、带宽及内置功能，在比以往任何时候都更宽的带宽范围，在拥塞的射频环境中实现了更好的信号提取。这款ADI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。该器件被设计用于对高达2GHz的宽带宽模拟信号进行采样。
特性
- JESD204B (subclass 1) coded serial digital outputs
- 1.65W total power per channel at 1GSPS (default settings)
- SFDR = 85dBFS at 340MHz, 80 dBFS at 1GHz
- SNR = 65.3dBFS at 340MHz (AIN = −1.0 dBFS), 61.4dBFS at 1GHz)
- ENOB = 10.8 bits at 10MHz
- DNL = ±0.5 LSB
- INL = ±2.5 LSB
- Noise density = −154dBFS/Hz at 1GSPS
- 1.25V, 2.5V, and 3.3V dc supply operation
- No missing codes
- Internal ADC voltage reference
- Flexible input range and termination impedance
- 1.46Vp-p to 1.94Vp-p (1.70Vp-p nominal)
- 400Ω, 200Ω, 100Ω, and 50Ω differential
应用
- Communications
- Diversity multiband, multimode digital receivers: 3G/4G, TD-SCDMA, W-CDMA, GSM, LTE
- General-purpose software radios
- Ultra-wideband satellite receivers
- Instrumentation
- Radars
- Signals intelligence (SIGINT) DOCSIS 3.0 CMTS upstream receive paths HFC digital reverse path receivers
Functional Block Diagram
发布日期: 2014-05-14
| 更新日期: 2022-03-11