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LT1469CDF-2#PBF

产品描述IC OPAMP GP 200MHZ 12DFN
产品类别模拟混合信号IC    放大器电路   
文件大小188KB,共12页
制造商Linear ( ADI )
官网地址http://www.analog.com/cn/index.html
标准
下载文档 详细参数 全文预览

LT1469CDF-2#PBF概述

IC OPAMP GP 200MHZ 12DFN

LT1469CDF-2#PBF规格参数

参数名称属性值
Brand NameLinear Technology
是否Rohs认证符合
厂商名称Linear ( ADI )
零件包装代码DFN
包装说明HVSON, SOLCC12,.16,20
针数12
制造商包装代码DF
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)0.025 µA
标称共模抑制比94 dB
频率补偿YES (AVCL>=2)
最大输入失调电压450 µV
JESD-30 代码S-PDSO-N12
JESD-609代码e3
长度4 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12
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HVSON
封装等效代码SOLCC12,.16,20
封装形状SQUARE
封装形式SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
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0.8 mm
最小摆率11 V/us
标称压摆率22 V/us
最大压摆率5.2 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NO LEAD
端子节距0.5 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190000 kHz
最小电压增益100000
宽带YES
宽度4 mm

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LT1469-2
Dual 200MHz, 30V/µs
16-Bit Accurate A
V
2 Op Amp
FEATURES
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DESCRIPTION
The LT
®
1469-2 is a dual, precision high speed opera-
tional amplifier with 16-bit accuracy, decompensated to
be stable in a gain of 2 or greater. The combination of
precision and AC performance makes the LT1469-2 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 200MHz 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 high slew rate of the LT1469-2 improves large-signal
performance in applications such as active filters and
instrumentation amplifiers compared to other precision
op amps.
The LT1469-2 is specified on power supply voltages of
±5V and ±15V and from –40°C to 85°C. It is available in
an 8-lead SOIC package and a space saving 4mm
×
4mm
leadless package. For a unity-gain stable op amp with same
DC performance, see the LT1469 datasheet.
L,
LT, LTC and LTM are registered trademarks of Linear Technology Corporation. All other
trademarks are the property of their respective owners.
Stable in Gain A
V
≥ 2 (A
V
= –1)
200MHz Gain Bandwidth Product
30V/μs Slew Rate
Settling Time: 800ns (150μV, 10V Step)
Specified at ±5V and ±15V Supplies
Maximum Input Offset Voltage: 125μV
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
Input Noise Voltage: 5nV/√Hz
Input Noise Current: 0.6pA/√Hz
Total Input Noise Optimized for 1kΩ < R
S
< 20kΩ
Available in 8-Lead Plastic SO and
12-Lead (4mm
×
4mm) DFN Packages
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
20pF
DAC
INPUTS
16
6k
10V
Large-Signal Transient, A
V
= –1
V
S
= ±15V
A
V
= –1
R
F
= R
G
= 2k
C
F
= 22pF
1/2
LT1469-2
2k
V
OUT
50pF
0V
2V/DIV
LTC
®
1597
+
OPTIONAL NOISE FILTER
OFFSET: V
OS
+ I
B
(6kΩ) < 1LSB
SETTLING TIME TO 150μV = 1.6μs
SETTLING LIMITED BY 6k AND 20pF TO COMPENSATE DAC OUTPUT CAPACITANCE
14692 TA01a
200ns/DIV
14692 TA02
14692f
1

 
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