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MAX4245_11 PDF预览

MAX4245_11

更新时间: 2024-09-26 11:17:11
品牌 Logo 应用领域
美信 - MAXIM 运算放大器
页数 文件大小 规格书
17页 585K
描述
Ultra-Small, Rail-to-Rail I/O with Disable, Single-/Dual-Supply, Low-Power Op Amps

MAX4245_11 数据手册

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19-2016; Rev 2; 11/11  
Ultra-Small, Rail-to-Rail I/O with Disable,  
Single-/Dual-Supply, Low-Power Op Amps  
56/MAX247  
General Description  
Features  
The MAX4245/MAX4246/MAX4247 family of low-cost  
op amps offer rail-to-rail inputs and outputs, draw only  
320µA of quiescent current, and operate from a single  
+2.5V to +5.5V supply. For additional power conserva-  
tion, the MAX4245/MAX4247 offer a low-power shutdown  
mode that reduces supply current to 50nA, and puts the  
amplifiers’ outputs in a high-impedance state. These  
devices are unity-gain stable with a 1MHz gain-band-  
width product driving capacitive loads up to 470pF.  
Rail-to-Rail Input and Output Voltage Swing  
50nA (max) Shutdown Mode (MAX4245/MAX4247)  
320µA (typ) Quiescent Current Per Amplifier  
Single +2.5V to +5.5V Supply Voltage Range  
110dB Open-Loop Gain with 2kLoad  
0.01% THD with 100kLoad  
The MAX4245/MAX4246/MAX4247 family is specified  
from -40°C to +125°C, making them suitable for use in a  
variety of harsh environments, such as automotive appli-  
cations. The MAX4245 single amplifier is available in  
ultra-small 6-pin SC70 and space-saving 6-pin SOT23  
packages. The MAX4246 dual amplifier is available in  
Unity-Gain Stable up to C  
= 470pF  
LOAD  
No Phase Inversion for Overdriven Inputs  
Available in Space-Saving Packages  
6-Pin SC70 or 6-Pin SOT23 (MAX4245)  
8-Pin SOT23/SO or 8-Pin µMAX (MAX4246)  
10-Pin µMAX (MAX4247)  
®
8-pin SOT23, SO, and µMAX packages. The MAX4247  
dual amplifier comes in a tiny 10-pin µMAX package.  
Applications  
Portable Communications  
Ordering Information  
PIN-  
TOP  
PART  
TEMP RANGE  
Single-Supply Zero-Crossing Detectors  
Instruments and Terminals  
PACKAGE MARK  
MAX4245AXT+T -40°C to +125°C 6 SC70  
MAX4245AUT+T -40°C to +125°C 6 SOT23  
MAX4246AKA+T -40°C to +125°C 8 SOT23  
MAX4246ASA+T -40°C to +125°C 8 SO  
MAX4246AUA+T -40°C to +125°C 8 µMAX  
AAZ  
AAUB  
AAIN  
Electronic Ignition Modules  
Infrared Receivers  
Sensor-Signal Detection  
MAX4247AUB+T -40°C to +125°C 10 µMAX  
+Denotes a lead(Pb)-free/RoHS-compliant package.  
T = Tape and reel.  
Selector Guide  
Pin Configurations  
AMPLIFIERS  
PER PACKAGE  
SHUTDOWN  
MODE  
PART  
TOP VIEW  
MAX4245AXT  
MAX4245AUT  
MAX4246AKA  
MAX4246ASA  
MAX4246AUA  
MAX4247AUB  
1
1
2
2
2
2
Yes  
Yes  
No  
OUTA  
INA-  
1
2
3
4
8
7
6
5
V
DD  
IN+  
1
2
3
6
5
4
V
DD  
MAX4245  
MAX4246  
OUTB  
INB-  
V
SHDN  
OUT  
SS  
No  
INA+  
IN-  
No  
Yes  
SC70-6/SOT23-6  
V
INB+  
SS  
SOT23-8/µMAX/SO  
µMAX is a registered trademark of Maxim Integrated Products, Inc.  
Pin Configurations continued at end of data sheet.  
________________________________________________________________ Maxim Integrated Products  
1
For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642,  
or visit Maxim’s website at www.maxim-ic.com.  

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