参数资料
| 型号： | INA333AIDRGR |
| 厂商： | Texas Instruments |
| 文件页数： | 8/27页 |
| 文件大小： | 0K |
| 描述： | IC INSTR AMP PREV LOW PWR 8SON |
| 标准包装： | 3,000 |
| 放大器类型： | 仪表 |
| 电路数： | 1 |
| 输出类型： | 满摆幅 |
| 转换速率： | 0.16 V/µs |
| -3db带宽： | 150kHz |
| 电流 - 输入偏压： | 70pA |
| 电压 - 输入偏移： | 10µV |
| 电流 - 电源： | 50µA |
| 电流 - 输出 / 通道： | 40mA |
| 电压 - 电源，单路/双路(±)： | 1.8 V ~ 5.5 V，±0.9 V ~ 2.75 V |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-WFDFN 裸露焊盘 |
| 供应商设备封装： | 8-SON 裸露焊盘（3x3） |
| 包装： | 带卷 (TR) |
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TINA-TI
V
C
V
C
V
re
f+
V
re
f+
V
re
f+
Rset 2.5M
VoA2
VoA1
-
+
3
1
5
4
2
U5 OPA369
-
+
3
1
5
4
2
U6 OPA369
1/2ofmatched
monolithicdual
NPNtransistors
(example:MMDT3904)
Input I 10n
u
C
V
re
f/
2
.5
V
+
VM1
V
C
V
C
V
re
f+
V
re
f+
V1 5
uC Vref/2 2.5
Vdiff
Vout
+
-
+
U1 OPA335
R
3
14
k
R8 10k
C
1
n
+
RG
RG V+
V-
Ref
_
Out
2
1
8
3
6
7
5
4
U1 INA333
V
C
1/2ofmatched
monolithicdual
NPNtransistors
(example:MMDT3904)
NOTE:
Temperaturecompensation
ofloggingtransistorsisnotshown.
Optionalbufferfordriving
SARconverterswith
samplingsystemsof
33kHz.
RELATEDPRODUCTS
Formonolithiclogarithmicamplifiers(suchasLOG112orLOG114)seethelinkinfootnote1.
SBOS445B – JULY 2008 – REVISED OCTOBER 2008 ..................................................................................................................................................... www.ti.com
Virtual instruments offer users the ability to select
(FREE DOWNLOAD SOFTWARE)
input waveforms and probe circuit nodes, voltages,
and waveforms, creating a dynamic quick-start tool.
Using TINA-TI SPICE-Based Analog Simulation
Program with the INA333
circuits for the INA333 that can be used to develop,
TINA is a simple, powerful, and easy-to-use circuit
modify, and assess the circuit design for specific
simulation program based on a SPICE engine.
applications. Links to download these simulation files
TINA-TI is a free, fully functional version of the TINA
are given below.
software, preloaded with a library of macromodels in
addition to a range of both passive and active
NOTE: these files require that either the TINA
models. It provides all the conventional dc, transient,
software (from DesignSoft) or TINA-TI software be
and frequency domain analysis of SPICE as well as
installed. Download the free TINA-TI software from
additional design capabilities.
the TINA-TI folder.
Available as a free download from the Analog eLab
TINA-TI
offers
extensive
post-processing capability that allows users to format
results in a variety of ways.
(1) The following link launches the TI logarithmic amplifiers web page: Logarithmic Amplifier Products Home Page
Figure 38. Low-Power Log Function Circuit for Portable Battery-Powered Systems
(Example Glucose Meter)
To download a compressed file that contains the TINA-TI simulation file for this circuit, click the following link:
16
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): INA333
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相关代理商/技术参数 |
参数描述 |
|---|---|
| INA333AIDRGT | 功能描述:仪表放大器 Lo Pwr Prec Instr Amp RoHS:否 制造商:Texas Instruments 通道数量: 输入补偿电压:150 V 可用增益调整: 最大输入电阻:10 kOhms 共模抑制比（最小值）:88 dB 工作电源电压:2.7 V to 36 V 电源电流:200 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:MSOP-8 封装:Bulk |
| INA333-HT | 制造商:TI 制造商全称:Texas Instruments 功能描述:Micro-Power, Zer?-Drift, Rail-to-Rail Out Instrumentation Amplifier |
| INA333SHKJ | 功能描述:仪表放大器 Low Pwr,Prec Instr Amp RoHS:否 制造商:Texas Instruments 通道数量: 输入补偿电压:150 V 可用增益调整: 最大输入电阻:10 kOhms 共模抑制比（最小值）:88 dB 工作电源电压:2.7 V to 36 V 电源电流:200 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:MSOP-8 封装:Bulk |
| INA333SHKQ | 功能描述:仪表放大器 Low Power,Prec Instr Amp RoHS:否 制造商:Texas Instruments 通道数量: 输入补偿电压:150 V 可用增益调整: 最大输入电阻:10 kOhms 共模抑制比（最小值）:88 dB 工作电源电压:2.7 V to 36 V 电源电流:200 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:MSOP-8 封装:Bulk |
| INA333SJD | 功能描述:仪表放大器 Low Pwr,Prec Instr Amp RoHS:否 制造商:Texas Instruments 通道数量: 输入补偿电压:150 V 可用增益调整: 最大输入电阻:10 kOhms 共模抑制比（最小值）:88 dB 工作电源电压:2.7 V to 36 V 电源电流:200 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:MSOP-8 封装:Bulk |
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