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ACF2101 PDF预览

ACF2101

更新时间: 2024-01-07 14:38:22
品牌 Logo 应用领域
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页数 文件大小 规格书
14页 194K
描述
Low Noise, Dual SWITCHED INTEGRATOR

ACF2101 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:SOIC
包装说明:SOP, SOP24,.4针数:24
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:1 week
风险等级:0.65模拟集成电路 - 其他类型:ANALOG CIRCUIT
JESD-30 代码:R-PDSO-G24JESD-609代码:e4
长度:15.4 mm湿度敏感等级:3
负电源电压最大值(Vsup):-18 V负电源电压最小值(Vsup):-10 V
标称负供电电压 (Vsup):-15 V信道数量:2
功能数量:2端子数量:24
最高工作温度:125 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP24,.4封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):260
电源:5,-15 V认证状态:Not Qualified
座面最大高度:2.65 mm子类别:Other Analog ICs
最大供电电压 (Vsup):18 V最小供电电压 (Vsup):4.5 V
标称供电电压 (Vsup):5 V表面贴装:YES
温度等级:AUTOMOTIVE端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:7.5 mmBase Number Matches:1

ACF2101 数据手册

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®
ACF2101  
Low Noise, Dual  
SWITCHED INTEGRATOR  
FEATURES  
APPLICATIONS  
INCLUDES INTEGRATION CAPACITOR,  
RESET AND HOLD SWITCHES, AND  
OUTPUT MULTIPLEXER  
CURRENT TO VOLTAGE CONVERSION  
PHOTODIODE INTEGRATOR  
CURRENT MEASUREMENT  
CHARGE MEASUREMENT  
LOW NOISE: 10µVrms  
LOW CHARGE TRANSFER: 0.1pC  
WIDE DYNAMIC RANGE: 120dB  
LOW BIAS CURRENT: 100fA  
CT SCANNER FRONT END  
MEDICAL, SCIENTIFIC, AND INDUSTRIAL  
INSTRUMENTATION  
DESCRIPTION  
Reset  
Hold  
Select  
A
B
A
B
A
B
The ACF2101 is a dual switched integrator for preci-  
sion applications. Each channel can convert an input  
current to an output voltage by integration, using either  
an internal or external capacitor. Included on the chip  
are precision 100pF integration capacitors, hold and  
reset switches, and output multiplexers.  
CINTERNAL  
100pF  
Out A  
Cap A  
In A  
A
Reset  
Select  
Sw In A  
Com A  
As a complete circuit on a single chip, the ACF2101  
eliminates many of the problems commonly encoun-  
tered in discrete designs, such as leakage current errors  
and noise pickup. The integrating approach can pro-  
vide lower noise than conventional transimpedance  
amplifier designs and also eliminates the need for high  
performance, high value feedback resistors.  
Hold  
Sw Out A  
Sw Com A  
Out B  
CINTERNAL  
100pF  
Cap B  
In B  
B
Reset  
The extremely low bias current and low noise of the  
ACF2101’s Difet ® amplifiers, along with active la-  
ser trimming of both offset and drift, assure precision  
current to voltage conversion.  
Select  
Sw In B  
Com B  
Hold  
Sw Out B  
Sw Com B  
Although designed for +5V, –15V supplies, the  
ACF2101 can be operated on supplies up to ±18VDC.  
It is available in both 24-pin plastic DIP and SOIC  
packages.  
A
B
V+  
Gnd  
V–  
Difet® Burr-Brown Corp.  
International Airport Industrial Park Mailing Address: PO Box 11400, Tucson, AZ 85734 • Street Address: 6730 S. Tucson Blvd., Tucson, AZ 85706 • Tel: (520) 746-1111 • Twx: 910-952-1111  
Internet: http://www.burr-brown.com/ • FAXLine: (800) 548-6133 (US/Canada Only) • Cable: BBRCORP • Telex: 066-6491 • FAX: (520) 889-1510 • Immediate Product Info: (800) 548-6132  
© 1990 Burr-Brown Corporation  
PDS-1078D  
Printed in U.S.A. September, 1994  

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