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ADS7890IPFBTG4 PDF预览

ADS7890IPFBTG4

更新时间: 2024-11-10 02:58:15
品牌 Logo 应用领域
德州仪器 - TI 转换器
页数 文件大小 规格书
25页 349K
描述
14-BIT, 1.25-MSPS LOW POWER SAR ANALOG-TO-DIGITAL CONVERTER

ADS7890IPFBTG4 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:QFP
包装说明:TFQFP, TQFP48,.35SQ针数:48
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.45
最大模拟输入电压:2.6 V最小模拟输入电压:
最长转换时间:0.365 µs转换器类型:ADC, SUCCESSIVE APPROXIMATION
JESD-30 代码:S-PQFP-G48JESD-609代码:e4
长度:7 mm最大线性误差 (EL):0.0092%
湿度敏感等级:2模拟输入通道数量:1
位数:14功能数量:1
端子数量:48最高工作温度:85 °C
最低工作温度:-40 °C输出位码:BINARY
输出格式:SERIAL封装主体材料:PLASTIC/EPOXY
封装代码:TFQFP封装等效代码:TQFP48,.35SQ
封装形状:SQUARE封装形式:FLATPACK, THIN PROFILE, FINE PITCH
峰值回流温度(摄氏度):260电源:3.3/5,5 V
认证状态:Not Qualified采样速率:1.25 MHz
采样并保持/跟踪并保持:SAMPLE座面最大高度:1.2 mm
子类别:Analog to Digital Converters最大压摆率:12 mA
最小供电电压:2.7 V标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:GULL WING端子节距:0.5 mm
端子位置:QUAD处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:7 mmBase Number Matches:1

ADS7890IPFBTG4 数据手册

 浏览型号ADS7890IPFBTG4的Datasheet PDF文件第2页浏览型号ADS7890IPFBTG4的Datasheet PDF文件第3页浏览型号ADS7890IPFBTG4的Datasheet PDF文件第4页浏览型号ADS7890IPFBTG4的Datasheet PDF文件第5页浏览型号ADS7890IPFBTG4的Datasheet PDF文件第6页浏览型号ADS7890IPFBTG4的Datasheet PDF文件第7页 
ꢀ ꢁꢂ ꢃꢄ ꢅꢆ  
SLAS409 − DECEMBER 2003  
ꢇꢈ ꢉ ꢊꢋ ꢌꢍ ꢇꢎ ꢏꢐ ꢉꢑ ꢂ ꢒꢂ  
ꢓ ꢔꢕ ꢒꢔꢕ ꢖꢗ ꢂꢀ ꢗ ꢀ ꢘꢀꢓ ꢔꢙ ꢉ ꢌꢔ ꢉ ꢁꢋ ꢙ ꢋꢌꢀꢓ ꢚꢔ ꢘ ꢛꢖ ꢗꢌꢖ ꢗ  
FEATURES  
APPLICATIONS  
D
D
D
D
D
D
D
D
D
D
D
1.25 MHz Sample Rate, 14-Bit Resolution  
Zero Latency  
Unipolar, Pseudo Differential Input, Range:  
− 0 V to 2.5 V  
SPIE Compatible Serial Interface  
77.5 dB SNR and −95 dB THD at 0.5 MHz I/P  
Power Dissipation 45 mW at 1.25 MSPS  
Nap Mode (10 mW Power Dissipation)  
Power Down (10 mW)  
D
Optical Networking (DWDM, MEMS Based  
Switching)  
D
D
D
D
Spectrum Analyzers  
High Speed Data Acquisition Systems  
High Speed Close-Loop Systems  
Telecommunication  
Internal Reference  
Internal Reference Buffer  
48-Pin TQFP Package  
DESCRIPTION  
The ADS7890 is a 14-bit 1.25-MSPS A-to-D converter with 2.5-V internal reference. The device includes a  
capacitor based SAR A/D converter with inherent sample and hold. The device offers a 14-bit serial SPI or DSP  
compatible interface. The device has a pseudo-differential input stage.  
The −IN swing of 200 mV is useful to compensate for ground voltage mismatch between the ADC and sensor  
and also to cancel common-mode noise. The device operates at lower power when used at lower conversion  
rates because of the nap feature. The device is available in a 48-pin TQFP package.  
SDO  
SAR  
Output  
Latches  
and  
3-State  
Drivers  
+
_
+IN  
−IN  
CDAC  
Comparator  
CLOCK  
REFIN  
SCLK  
Conversion  
and  
Control Logic  
BUSY  
CS  
2.5 V  
FS  
REFOUT  
Internal  
Reference  
PWD/RST  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments  
semiconductor products and disclaimers thereto appears at the end of this data sheet.  
SPI is a trademark of Motorola, Inc.  
ꢒꢗ ꢔ ꢁꢜ ꢚ ꢌꢋ ꢔꢘ ꢁ ꢀꢌꢀ ꢝꢞ ꢟꢠ ꢡ ꢢꢣ ꢤꢝꢠꢞ ꢝꢥ ꢦꢧ ꢡ ꢡ ꢨꢞꢤ ꢣꢥ ꢠꢟ ꢩꢧꢪ ꢫꢝꢦ ꢣꢤꢝ ꢠꢞ ꢬꢣ ꢤꢨꢎ ꢒꢡ ꢠꢬꢧ ꢦꢤꢥ  
ꢦ ꢠꢞ ꢟꢠꢡ ꢢ ꢤꢠ ꢥ ꢩꢨ ꢦ ꢝ ꢟꢝ ꢦ ꢣ ꢤꢝ ꢠꢞꢥ ꢩ ꢨꢡ ꢤꢭꢨ ꢤꢨ ꢡ ꢢꢥ ꢠꢟ ꢌꢨꢮ ꢣꢥ ꢋꢞꢥ ꢤꢡ ꢧꢢ ꢨꢞꢤ ꢥ ꢥꢤ ꢣꢞꢬ ꢣꢡ ꢬ ꢯ ꢣꢡ ꢡ ꢣ ꢞꢤꢰꢎ  
ꢒꢡ ꢠ ꢬꢧꢦ ꢤ ꢝꢠ ꢞ ꢩꢡ ꢠ ꢦ ꢨ ꢥ ꢥ ꢝꢞ ꢱ ꢬꢠ ꢨ ꢥ ꢞꢠꢤ ꢞꢨ ꢦꢨ ꢥꢥ ꢣꢡ ꢝꢫ ꢰ ꢝꢞꢦ ꢫꢧꢬ ꢨ ꢤꢨ ꢥꢤꢝ ꢞꢱ ꢠꢟ ꢣꢫ ꢫ ꢩꢣ ꢡ ꢣꢢ ꢨꢤꢨ ꢡ ꢥꢎ  
Copyright 2003, Texas Instruments Incorporated  

ADS7890IPFBTG4 替代型号

型号 品牌 替代类型 描述 数据表
ADS7890IPFBR TI

完全替代

14-BIT, 1.25-MSPS LOW POWER SAR ANALOG-TO-DIGITAL CONVERTER
ADS7890IPFBRG4 TI

类似代替

1-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PQFP48, GREEN, PLASTIC, TQFP-48
ADS7890IPFBT TI

类似代替

14-BIT, 1.25-MSPS LOW POWER SAR ANALOG-TO-DIGITAL CONVERTER

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ADS7891IPFBR TI

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具有内部基准电压的 2.7V 至 5.25V 数字、5V 模拟、14 位 3MSPS 并行
ADS7891IPFBRG4 TI

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14-BIT, 3-MSPS LOW POWER SAR ANALOG-TO-DIGITAL CONVERTER
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ADS7924_15 TI

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ADS7924IRTER TI

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2.2V, 12-Bit, 4-Channel, microPOWER™ ANALOG-T
ADS7924IRTET TI

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2.2V, 12-Bit, 4-Channel, microPOWER™ ANALOG-T