AD676: 16位并行100 kSPS采样ADC

AD676 功能框图AD676是一款多用途16位并行输出模数转换器,采用开关电容/电荷再分配架构,转换速率达100 kSPS(10 µs总转换时间)。通过片内自动校准功能对内部非线性进行数字校正,从而优化整体性能。AD676电路分为两个单芯片:数字控制芯片采用ADI公司DSP CMOS工艺制造,模拟ADC芯片采用BiMOS II工艺制造。两个芯片集成于单封装内。AD676的信纳比、总谐波失真和交调失真等交流(或“动态”)参数性能,对于信号处理应用极为重要。此外,直流参数对测量应用也至关重要。AD676采用+5 V和±12 V电源供电,转换期间的典型功耗为360 mW。数字电源(VDD ) 与模拟电源(VCC 、 VEE ) 分离,以减少数字串扰。针对模拟输入提供了模拟参考地。此外还提供独立的模拟地和数字地。AD676采用28引脚塑封DIP或28引脚侧面钎焊陶瓷封装。AD677为串行输出版本,采用16引脚300 mil宽陶瓷或塑封封装。

The AD676 is a multipurpose 16-bit parallel output analog-to-digital converter which utilizes a switched-capacitor/charge redistribution architecture to achieve a 100 kSPS conversion rate (10 µs total conversion time). Overall performance is optimized by digitally correcting internal nonlinearities through on-chip autocalibration.The AD676 circuitry is segmented onto two monolithic chips- a digital control chip fabricated on Analog Devices DSP CMOS process and an analog ADC chip fabricated on our BiMOS II process. Both chips are contained in a single package.The AD676 is specified for ac (or "dynamic") parameters such as S/(N+D) Ratio, THD and IMD which are important in signal processing applications. In addition, dc parameters are specified which are important in measurement applications.The AD676 operates from +5 V and ±12 V supplies and typically consumes 360 mW during conversion. The digital supply (VDD ) is separated from the analog supplies (VCC , VEE ) for reduced digital crosstalk. An analog ground sense is provided for the analog input. Separate analog and digital grounds are also provided.The AD676 is available in a 28-pin plastic DIP or 28-pin side-brazed ceramic package. A serial-output version, the AD677, is available in a 16-pin 300 mil wide ceramic or plastic package.

特性
  • 自动校准
  • 片内采样保持功能
  • 并行输出格式
  • 16 位无失码
  • 积分非线性(INL):±1 LSB
  • 总谐波失真(THD):–97 dB
  • 信纳比(S/(N+D)):90 dB
  • 1 MHz 全功率带宽
技术指标
  • Resolution (Bits): 16bit
  • # Chan: 1
  • Sample Rate: 100kSPS
  • Interface: Par
  • Analog Input Type: SE-Bip
  • Ain Range: Bip (Vref)
  • ADC Architecture: SAR
  • Pkg Type: DIP
订购指南
产品型号 封装 引脚 温度范围 包装和数量 报价*(100-499) 报价*1000 pcs
5962-9474301MXA 产品状态: 量产 S/B OR B/B CERAMIC DIP 28 商业 Tube, 13 $ 175.51 $ 135.59
AD676AD 产品状态: 量产 S/B OR B/B CERAMIC DIP 28 工业 Tube, 13 $ 61.28 $ 47.34
AD676BD 产品状态: 量产 S/B OR B/B CERAMIC DIP 28 工业 Tube, 13 $ 75.48 $ 58.34
AD676JD 产品状态: 量产 S/B OR B/B CERAMIC DIP 28 商业 Tube, 13 $ 54.17 $ 42.04
AD676JDZ 产品状态: 量产 S/B OR B/B CERAMIC DIP 28 商业 Tube, 13 $ 51.59 $ 40.04
AD676JN 产品状态: 量产 28 ld PDIP 28 商业 Tube, 13 $ 40.22 $ 36.56
AD676JNZ 产品状态: 量产 PLASTIC DIP 28 商业 Tube, 13 $ 38.30 $ 34.82
AD676KD 产品状态: 量产 S/B OR B/B CERAMIC DIP 28 商业 Tube, 13 $ 60.40 $ 46.90
AD676KDZ 产品状态: 量产 S/B OR B/B CERAMIC DIP 28 商业 Tube, 13 $ 60.40 $ 46.90
AD676KN 产品状态: 量产 28 ld PDIP 28 商业 Tube, 13 $ 47.10 $ 42.81
AD676KNZ 产品状态: 量产 PLASTIC DIP 28 商业 Tube, 13 $ 44.86 $ 40.77
AD676 应用技术支持与电子电路设计开发资源下载
  1. AD676 数据手册DataSheet下载 .pdf
  2. Analog Devices, Inc.ADI 美国模拟器件公司产品订购手册 .pdf
  3. ADC模数转换器选型指南 . pdf