參數(shù)資料
型號(hào)： INA333AIDGKRG4
廠商： Texas Instruments
文件頁(yè)數(shù)： 8/27頁(yè)
文件大?。?/td> 0K
描述： IC INST AMP PREC LOW PWR 8-MSOP
視頻文件： INA333 Zero-Drift Instrumentation Amp
標(biāo)準(zhǔn)包裝： 2,500
放大器類型： 儀表
電路數(shù)： 1
輸出類型： 滿擺幅
轉(zhuǎn)換速率： 0.16 V/µs
-3db帶寬： 150kHz
電流 - 輸入偏壓： 70pA
電壓 - 輸入偏移： 10µV
電流 - 電源： 50µA
電流 - 輸出 / 通道： 40mA
電壓 - 電源，單路/雙路(±)： 1.8 V ~ 5.5 V，±0.9 V ~ 2.75 V
工作溫度： -40°C ~ 125°C
安裝類型： 表面貼裝
封裝/外殼： 8-TSSOP，8-MSOP（0.118"，3.00mm 寬）
供應(yīng)商設(shè)備封裝： 8-MSOP
包裝： 帶卷 (TR)
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
Figure 38 and Figure 39 show example TINA-TI
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.
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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參數(shù)描述
INA333AIDGKT 功能描述:儀表放大器 Lo Pwr Prec Inst Amp RoHS:否 制造商:Texas Instruments 通道數(shù)量: 輸入補(bǔ)償電壓:150 V 可用增益調(diào)整: 最大輸入電阻:10 kOhms 共模抑制比（最小值）:88 dB 工作電源電壓:2.7 V to 36 V 電源電流:200 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:MSOP-8 封裝:Bulk
INA333AIDGKTG4 功能描述:儀表放大器 Low Pwr Instr Amp RoHS:否 制造商:Texas Instruments 通道數(shù)量: 輸入補(bǔ)償電壓:150 V 可用增益調(diào)整: 最大輸入電阻:10 kOhms 共模抑制比（最小值）:88 dB 工作電源電壓:2.7 V to 36 V 電源電流:200 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:MSOP-8 封裝:Bulk
INA333AIDRGR 功能描述:儀表放大器 Lo Pwr Prec Instr Amp RoHS:否 制造商:Texas Instruments 通道數(shù)量: 輸入補(bǔ)償電壓:150 V 可用增益調(diào)整: 最大輸入電阻:10 kOhms 共模抑制比（最小值）:88 dB 工作電源電壓:2.7 V to 36 V 電源電流:200 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:MSOP-8 封裝:Bulk
INA333AIDRGT 功能描述:儀表放大器 Lo Pwr Prec Instr Amp RoHS:否 制造商:Texas Instruments 通道數(shù)量: 輸入補(bǔ)償電壓:150 V 可用增益調(diào)整: 最大輸入電阻:10 kOhms 共模抑制比（最小值）:88 dB 工作電源電壓:2.7 V to 36 V 電源電流:200 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:MSOP-8 封裝:Bulk
INA333-HT 制造商:TI 制造商全稱:Texas Instruments 功能描述:Micro-Power, Zer?-Drift, Rail-to-Rail Out Instrumentation Amplifier
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