AD7845
不推荐用于新设计完整12位CMOS乘法DAC
- 产品模型
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产品详情
- 12位CMOS MDAC、内置输出放大器
- 四象限乘法
- 低功耗LC2MOS
- 保证单调性(Tmin至Tmax)
- 0.3" DIPS以及24或28引脚表面贴装封装，节省空间
- 片内应用电阻用于增益范围调整等功能
AD7845是业界首款内置片内放大器的四象限乘法数模转换器。它采用LC2MOS工艺制造，可以在同一芯片上集成精密线性元件与数字电路。
12路数据输入可驱动由标准CS与WR信号控制的锁存器，从而与微处理器实现轻松接口。独立工作时，CS与WR输入可以接地，使所有锁存器能够透明操作。所有数字输入均为TTL和5 V CMOS兼容。
输出放大器可以向2 kΩ负载提供±10 V电压。它采用内部补偿，而且在晶圆水平上进行激光调整，因此其输入失调电压较低。正常工作时，RFB连至VOUT，但用户也可以选择RA、 RB 或RC来调整输出电压范围。
参考资料
ADI 始终高度重视提供符合最高质量和可靠性水平的产品。我们通过将质量和可靠性检查纳入产品和工艺设计的各个范围以及制造过程来实现这一目标。出货产品的“零缺陷”始终是我们的目标。查看我们的质量和可靠性计划和认证以了解更多信息。
| 产品型号 | 引脚/封装图-中文版 | 文档 | CAD 符号，脚注和 3D模型 |
|---|---|---|---|
| AD7845AQ | 24-Lead CerDIP (Narrow 0.3 Inch) | ||
| AD7845ARZ | 24-Lead SOIC (Wide) | ||
| AD7845BQ | 24-Lead CerDIP (Narrow 0.3 Inch) | ||
| AD7845BRZ | 24-Lead SOIC (Wide) | ||
| AD7845JNZ | 24-Lead PDIP | ||
| AD7845JPZ | 28-Lead PLCC | ||
| AD7845JPZ-REEL | 28-Lead PLCC | ||
| AD7845JRZ | 24-Lead SOIC (Wide) | ||
| AD7845JRZ-REEL | 24-Lead SOIC (Wide) | ||
| AD7845KPZ | 28-Lead PLCC | ||
| AD7845KRZ | 24-Lead SOIC (Wide) | ||
| AD7845KRZ-REEL | 24-Lead SOIC (Wide) | ||
| AD7845SE/883B | 28-Lead LCC | ||
| AD7845SQ | 24-Lead CerDIP (Narrow 0.3 Inch) | ||
| AD7845SQ/883B | 24-Lead CerDIP (Narrow 0.3 Inch) | ||
| AD7845TQ | 24-Lead CerDIP (Narrow 0.3 Inch) | ||
| AD7845TQ/883B | 24-Lead CerDIP (Narrow 0.3 Inch) |
| 产品型号 | 产品生命周期 | PCN |
|---|---|---|
|
11月 7, 2012 - 12_0199 Qualification of New Conductive Silver-Filled Glass Die Attach Adhesive for Cerdip and Ceramic Flatpack (Cerpack) Packages. |
||
| AD7845AQ | ||
| AD7845BQ | ||
| AD7845SQ | 量产 | |
| AD7845SQ/883B | 量产 | |
| AD7845TQ | 量产 | |
| AD7845TQ/883B | 量产 | |
|
11月 9, 2011 - 11_0050 Transfer of ADI Hermetics Assembly location from Paranaque, Manila to General Trias, Cavite Philippines |
||
| AD7845AQ | ||
| AD7845BQ | ||
| AD7845SE/883B | 量产 | |
| AD7845SQ | 量产 | |
| AD7845SQ/883B | 量产 | |
| AD7845TQ | 量产 | |
| AD7845TQ/883B | 量产 | |
|
11月 9, 2011 - 11_0182 Test Site Transfer from Analog Devices Philippines Inc in Paranaque to Analog Devices General Trias in Cavite, Philippines |
||
| AD7845AQ | ||
| AD7845BQ | ||
| AD7845SE/883B | 量产 | |
| AD7845SQ | 量产 | |
| AD7845SQ/883B | 量产 | |
| AD7845TQ | 量产 | |
| AD7845TQ/883B | 量产 | |
|
2月 8, 2010 - 04_0080 Qualification of the 8" C6 and Q Wafer Fab Processes at Analog Devices, Limerick, Ireland. |
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| AD7845AQ | ||
| AD7845ARZ | 量产 | |
| AD7845BQ | ||
| AD7845BRZ | 量产 | |
| AD7845JNZ | 量产 | |
| AD7845JPZ | 量产 | |
| AD7845JPZ-REEL | 量产 | |
| AD7845JRZ | 量产 | |
| AD7845KPZ | 量产 | |
| AD7845KRZ | 量产 | |
| AD7845KRZ-REEL | 量产 | |
| AD7845SE/883B | 量产 | |
| AD7845SQ | 量产 | |
| AD7845SQ/883B | 量产 | |
| AD7845TQ/883B | 量产 | |
|
2月 7, 2011 - 10_0003 Halogen Free Material Change for SOIC Wide Body Products Assembled at Amkor |
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| AD7845ARZ | 量产 | |
| AD7845BRZ | 量产 | |
| AD7845JRZ | 量产 | |
| AD7845KRZ | 量产 | |
| AD7845KRZ-REEL | 量产 | |
|
3月 7, 2019 - 19_0046 Assembly Transfer of 18,20,24,28 Lead PDIP to Cirtek |
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| AD7845JNZ | 量产 | |
|
8月 19, 2009 - 07_0024 Package Material Changes for SOT23, MiniSO, MQFP, PDIP, PLCC, SOIC (narrow and wide body), SSOP, TSSOP and TSSOP exposed pad |
||
| AD7845JNZ | 量产 | |
|
4月 9, 2018 - 16_0026 Qualify TeamQuest Technology, Inc. for Burn-in and Life Test of Military and Aerospace Devices |
||
| AD7845SE/883B | 量产 | |
| AD7845SQ/883B | 量产 | |
| AD7845TQ/883B | 量产 | |
|
2月 1, 2010 - 10_0020 Test Solutions Services, Inc.(TSSI) as Subcontractor Burn-in Facility. |
||
| AD7845SE/883B | 量产 | |
这是最新版本的数据手册
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精密DAC误差预算工具
精密DAC误差预算工具是一种Web应用程序，用于计算精密DAC信号链的直流精度。它可显示整个信号链中的静态误差状况，以快速评估设计利弊。可计算由基准电压源、运算放大器和精密DAC引起的直流误差。
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