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LT1468CS8 PDF预览

LT1468CS8

更新时间: 2024-02-29 04:47:36
品牌 Logo 应用领域
凌特 - Linear 运算放大器
页数 文件大小 规格书
12页 307K
描述
90MHz, 22V/us 16-Bit Accurate Operational Amplifier

LT1468CS8 技术参数

是否Rohs认证: 符合生命周期:Transferred
零件包装代码:SOIC包装说明:SOP, SOP8,.25
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.33.00.01
风险等级:3.19放大器类型:OPERATIONAL AMPLIFIER
架构:VOLTAGE-FEEDBACK25C 时的最大偏置电流 (IIB):0.04 µA
标称共模抑制比:94 dB频率补偿:YES
最大输入失调电压:250 µVJESD-30 代码:R-PDSO-G8
JESD-609代码:e3长度:4.9 mm
低-偏置:NO低-失调:YES
微功率:NO湿度敏感等级:1
负供电电压上限:-18 V标称负供电电压 (Vsup):-5 V
功能数量:1端子数量:8
最高工作温度:70 °C最低工作温度:
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP8,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):250
功率:NO电源:+-5/+-15 V
可编程功率:NO认证状态:Not Qualified
座面最大高度:1.752 mm最小摆率:9 V/us
标称压摆率:17 V/us子类别:Operational Amplifier
最大压摆率:6.5 mA供电电压上限:18 V
标称供电电压 (Vsup):5 V表面贴装:YES
技术:BIPOLAR温度等级:COMMERCIAL
端子面层:Matte Tin (Sn)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标称均一增益带宽:88000 kHz
最小电压增益:250000宽带:NO
宽度:3.9 mmBase Number Matches:1

LT1468CS8 数据手册

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LT1468  
90MHz, 22V/µs  
16-Bit Accurate  
Operational Amplifier  
U
DESCRIPTIO  
FEATURES  
The LT®1468 is a precision high speed operational ampli-  
fier with 16-bit accuracy and 900ns settling to 150µV for  
10V signals. This unique blend of precision and AC perfor-  
mance makes the LT1468 the optimum choice for high  
accuracy applications such as DAC current-to-voltage  
conversion and ADC buffers. The initial accuracy and drift  
characteristics of the input offset voltage and inverting  
input bias current are tailored for inverting applications.  
90MHz Gain Bandwidth, f = 100kHz  
22V/µs Slew Rate  
Settling Time: 900ns (AV = –1, 150µV, 10V Step)  
Low Distortion, 96.5dB for 100kHz, 10VP-P  
Maximum Input Offset Voltage: 75µV  
Maximum Input Offset Voltage Drift: 2µV/°C  
Maximum (–) Input Bias Current: 10nA  
Minimum DC Gain: 1000V/mV  
Minimum Output Swing into 2k: ±12.8V  
Unity Gain Stable  
Input Noise Voltage: 5nV/Hz  
Input Noise Current: 0.6pA/Hz  
Total Input Noise Optimized for 1k < RS < 20k  
Specified at ±5V and ±15V  
The 90MHz gain bandwidth ensures high open-loop gain  
atfrequencyforreducingdistortion. Innoninvertingappli-  
cations such as an ADC buffer, the low distortion and DC  
accuracy allow full 16-bit AC and DC performance.  
The 22V/µs slew rate of the LT1468 improves large-signal  
performance in applications such as active filters and  
instrumentation amplifiers compared to other precision  
op amps.  
U
APPLICATIONS  
16-Bit DAC Current-to-Voltage Converter  
The LT1468 is manufactured on Linear Technology’s  
complementary bipolar process.  
Precision Instrumentation  
ADC Buffer  
Low Distortion Active Filters  
High Accuracy Data Acquisition Systems  
Photodiode Amplifiers  
, LTC and LT are registered trademarks of Linear Technology Corporation.  
U
TYPICAL APPLICATIO  
Total Harmonic Distortion vs Frequency  
80  
V
A
= ±15V  
= 2  
16-Bit DAC I-to-V Converter  
S
V
L
R
= 2k  
90  
–100  
–110  
–120  
–130  
V
= 10V  
OUT  
P-P  
20pF  
16  
6k  
DAC  
INPUTS  
+
2k  
V
LT1468  
OUT  
LTC®1597  
50pF  
OPTIONAL NOISE FILTER  
OFFSET: V + I (6k) < 1LSB  
SETTLING TIME TO 150µV = 1.7µs  
SETTLING LIMITED BY 6k AND 20pF TO COMPENSATE DAC OUTPUT CAPACITANCE  
OS  
B
100  
1k  
10k  
100k  
1468 TA01  
FREQUENCY (Hz)  
1468 TA02  
1

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