DAC7800 双路单片 CMOS 12 位乘数模转换器

DAC7800 同类产品
DAC7800 说明

The DAC7800,DAC7801 and DAC7802 are members of a new family of monolithic dual 12-bit CMOS multiplying Digital-to-Analog Converters (DACs). The digital interface speed and the AC multiplying performance are achieved by using an advanced CMOS process optimized for data conversion circuits. High stability on-chip resistors provide true 12-bit integral and differential linearity over the wide industrial temperature range of –40°C to +85°C.

The DAC7800 features a serial interface capable of clocking-in data at a rate of at least 10MHz. Serial data is clocked (edge triggered) MSB first into a 24-bit shift register and then latched into each DAC separately or simultaneously as required by the application. An asynchronous CLEAR control is provided for power-on reset or system calibration functions.

DAC7614 DAC7615 DAC7800 DAC7811 DAC8043
Resolution(Bits) 12   12   12   12   12  
DAC: Channels 4   4   2   1   1  
Settling Time(µs) 10   10   0.8   0.2   1  
Sample / Update Rate(MSPS) 0.089   0.089   1.25   5   0.284  
Interface Serial SPI   Serial SPI   Serial SPI   Serial SPI   Serial SPI  
Output Type Voltage   Voltage   Current   Current   Current  
Output Range Min.(V or mA) -2.5   0   0   0   0  
Output Range Max.(V or mA) 2.5   1.3   1   1   1  
Single/Dual Analog Supply +/- or +   +/- or +   +     +  
DNL(Max)(+/-LSB) 1   1   1   1   1  
INL(Max)(+/-LSB) 1   1   0.5   1   1  
INL (+/-)(Max)(%) 0.024   0.024   0.012   0.024   0.024  
Monotonicity 12   12   12   12   12  
SNR(Typ)(dB) 12   12        
Power Consumption(Typ)(mW) 15   15   1   0.025   2.5  
Architecture R-2R   R-2R   R-2R   R-2R   R-2R  
Reference: Type Ext   Ext   Ext   Ext   Ext  
Analog Voltage AV/DD(Min)(V) 4.75   4.75   4.5   2.7   4.75  
Analog Voltage AV/DD(Max)(V) 5.75   5.25   5.5   5.5   5.25  
Logic Voltage DV/DD(Min)(V) 4.75   4.75   4.5   2.7   4.75  
Logic Voltage DV/DD(Max)(V) 5.25   5.25   5.5   5.5   5.25  
No. of Supplies (Unipolar) 1   1   1   1   1  
No. of Supplies (Bipolar) 2   2     1    
Rating Catalog   Catalog   Catalog   Catalog   Catalog  
Pin/Package 16SOIC, 20SSOP   16SOIC, 20SSOP   16SOIC   10MSOP   8SOIC  
Approx. Price (US$) 6.70 | 1ku   6.70 | 1ku   13.55 | 1ku   2.55 | 1ku   3.60 | 1ku  
Thermal Shutdown No   No   No   No   No  
Operating Temperature Range(°C) -40 to 85   -40 to 85   -40 to 85   -40 to 125   -40 to 85
DAC7800 特性
DAC7800 芯片订购指南
器件 状态 温度 (oC) 价格(美元) 封装 | 引脚 封装数量 | 封装载体 丝印标记
DAC7800KP NRND -40 to 85 20.25 | 1ku PDIP (N) | 16 25 | TUBE DAC7800KP
DAC7800KPG4 NRND -40 to 85 20.25 | 1ku PDIP (N) | 16 25 | TUBE DAC7800KP
DAC7800KU ACTIVE -40 to 85 14.55 | 1ku SOIC (DW) | 16 40 | TUBE DAC7800KU
DAC7800KU/1K ACTIVE -40 to 85 13.55 | 1ku SOIC (DW) | 16 1000 | LARGE T&R DAC7800KU
DAC7800KU/1KG4 ACTIVE -40 to 85 13.55 | 1ku SOIC (DW) | 16 1000 | LARGE T&R DAC7800KU
DAC7800KUG4 ACTIVE -40 to 85 14.55 | 1ku SOIC (DW) | 16 40 | TUBE DAC7800KU
DAC7800LP NRND -40 to 85 26.45 | 1ku PDIP (N) | 16 25 | TUBE DAC7800LP
DAC7800LPG4 NRND -40 to 85 26.45 | 1ku PDIP (N) | 16 25 | TUBE DAC7800LP
DAC7800LU ACTIVE -40 to 85 20.60 | 1ku SOIC (DW) | 16 40 | TUBE DAC7800LU
DAC7800LU/1K OBSOLETE -40 to 85   SOIC (DW) | 16   DAC7800LU
DAC7800LUG4 ACTIVE -40 to 85 20.60 | 1ku SOIC (DW) | 16 40 | TUBE DAC7800LU
DAC7800 质量与无铅数据
器件 环保计划* 铅/焊球涂层 MSL 等级/回流焊峰 环保信息与无铅 (Pb-free) DPPM / MTBF / FIT 率
DAC7800KP Green (RoHS & no Sb/Br)  CU NIPDAU  N/A for Pkg Type   DAC7800KP
DAC7800KPG4 Green (RoHS & no Sb/Br)  CU NIPDAU  N/A for Pkg Type DAC7800KPG4 DAC7800KPG4
DAC7800KU Green (RoHS & no Sb/Br)  CU NIPDAU  Level-3-260C-168 HR   DAC7800KU
DAC7800KU/1K Green (RoHS & no Sb/Br)  CU NIPDAU  Level-3-260C-168 HR   DAC7800KU/1K
DAC7800KU/1KG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-3-260C-168 HR DAC7800KU/1KG4 DAC7800KU/1KG4
DAC7800KUG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-3-260C-168 HR DAC7800KUG4 DAC7800KUG4
DAC7800LP Green (RoHS & no Sb/Br)  CU NIPDAU  N/A for Pkg Type   DAC7800LP
DAC7800LPG4 Green (RoHS & no Sb/Br)  CU NIPDAU  N/A for Pkg Type DAC7800LPG4 DAC7800LPG4
DAC7800LU Green (RoHS & no Sb/Br)  CU NIPDAU  Level-3-260C-168 HR   DAC7800LU
DAC7800LUG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-3-260C-168 HR DAC7800LUG4 DAC7800LUG4
DAC7800 应用技术支持与电子电路设计开发资源下载
  1. DAC7800 数据资料 dataSheet 下载.PDF
  2. TI 德州仪器仪DAC 模数转换器产品选型与价格 . xls
  3. 模数规格和性能特性术语表 (Rev. A) (PDF 1993 KB)
  4. 所选封装材料的热学和电学性质 (PDF 645 KB)
  5. 高速数据转换 (PDF 1967 KB)
  6. Shelf-Life Evaluation of Lead-Free Component Finishes (PDF 1305 KB)
  7. Analog-to-Digital Converter Grounding Practices Affect System Performance (PDF 56 KB)
  8. Principles of Data Acquisition and Conversion (PDF 50 KB)
  9. Interleaving Analog-to-Digital Converters (PDF 64 KB)
  10. What Designers Should Know About Data Converter Drift (PDF 95 KB)
  11. Giving Delta-Sigma Converters a Gain Boost with a Front End Analog Gain Stage (PDF 70 KB)
  12. Programming Tricks for Higher Conversion Speeds Utilizing Delta Sigma Converters (PDF 105 KB)
DAC7800 工具与软件
名称 型号 公司 工具/软件类型
针对 Code Composer Studio 的 DCPFREETOOL 软件插件 DCPFREETOOL Texas Instruments 实用程序/插件
MDACBufferPro Design Utility for Multiplying Digital to Analog Converter Design MDACBUFFERPRO Texas Instruments  应用软件