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LT1469CS8#TRPBF

产品描述IC OPAMP GP 90MHZ 8SO
产品类别模拟混合信号IC    放大器电路   
文件大小2MB,共20页
制造商Linear ( ADI )
官网地址http://www.analog.com/cn/index.html
标准
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LT1469CS8#TRPBF概述

IC OPAMP GP 90MHZ 8SO

LT1469CS8#TRPBF规格参数

参数名称属性值
Brand NameLinear Technology
是否Rohs认证符合
零件包装代码SOIC
包装说明SOP, SOP8,.25
针数8
制造商包装代码S8
Reach Compliance Codecompliant
ECCN代码EAR99
放大器类型OPERATIONAL AMPLIFIER
架构VOLTAGE-FEEDBACK
25C 时的最大偏置电流 (IIB)0.04 µA
标称共模抑制比112 dB
频率补偿YES
最大输入失调电压350 µV
JESD-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2
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
包装方法TAPE AND REEL
峰值回流温度(摄氏度)260
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
最大压摆率13 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30
标称均一增益带宽88000 kHz
最小电压增益100000
宽带YES
宽度3.9 mm
Base Number Matches1

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LT1469
Dual 90MHz, 22V/µs
16-Bit Accurate Operational Amplifier
FEATURES
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DESCRIPTION
The LT
®
1469 is a dual, precision high speed operational
amplifier with 16-bit accuracy and 900ns settling to 150µV
for 10V steps. This unique blend of precision and AC
performance makes the LT1469 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.
The 90MHz gain bandwidth ensures high open-loop gain
at frequency for reducing distortion. In noninverting ap-
plications 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 LT1469 improves large signal
performance compared to other precision op amps in
applications such as active filters and instrumentation
amplifiers.
The LT1469 is available in a space saving 4mm
×
4mm
leadless package, as well as in small outline and DIP pack-
ages. A single version, the LT1468, is also available.
L,
LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear
Technology Corporation. All other trademarks are the property of their respective owners.
90MHz Gain Bandwidth, f = 100kHz
Maximum Input Offset Voltage: 125µV
Settling Time: 900ns (A
V
= –1, 150µV, 10V Step)
22V/µs Slew Rate
Low Distortion: –96.5dB for 100kHz, 10V
P-P
Maximum Input Offset Voltage Drift: 3µV/°C
Maximum Inverting Input Bias Current: 10nA
Minimum DC Gain: 300V/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 1kΩ < R
S
< 20kΩ
Specified at ±5V and ±15V Supplies
APPLICATIONS
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Precision Instrumentation
High Accuracy Data Acquisition Systems
16-Bit DAC Current-to-Voltage Converter
ADC Buffer
Low Distortion Active Filters
Photodiode Amplifiers
TYPICAL APPLICATION
16-Bit DAC I-to-V Converter and Reference Inverter for Bipolar Output Swing (V
OUT
= –10V to 10V)
15V
V
REF
Bipolar Multiplying Mode (LTC1597)
Signal-to-(Noise + Distortion)
40
2.4µs SETTLING TIME
TO 1LSB ON 20V STEP
SIGNAL/(NOISE + DISTORTION) (dB)
50
60
70
80
500kHz FILTER
90
100
110
–15V
1469 TA01
+
1/2 LT1469
DAC INPUT CODE = ALL ZEROS
V
REF
= 20V
P-P
15pF
15pF
LTC1597
+
1/2 LT1469
16 BITS
DAC INPUTS
12k
12k
12k
12k
R
LPF
V
OUT
C
LPF
80kHz FILTER
10
100
30kHz
FILTER
100k
1469 TA01a
1k
10k
FREQUENCY (Hz)
1469fb
1

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