Allicdata Part #: | MAX998ESA+-ND |
Manufacturer Part#: |
MAX998ESA+ |
Price: | $ 2.04 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Maxim Integrated |
Short Description: | IC COMP SNGL HI-SPEED LP 8-SOIC |
More Detail: | Comparator General Purpose CMOS, Rail-to-Rail, TTL... |
DataSheet: | MAX998ESA+ Datasheet/PDF |
Quantity: | 396 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
1 +: | $ 1.85220 |
10 +: | $ 1.81188 |
Series: | -- |
Packaging: | Tube |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Type: | General Purpose |
Number of Elements: | 1 |
Output Type: | CMOS, Rail-to-Rail, TTL |
Voltage - Supply, Single/Dual (±): | 2.7 V ~ 5.5 V |
Voltage - Input Offset (Max): | 2mV @ 5V |
Current - Input Bias (Max): | 0.075µA @ 5.5V |
Current - Output (Typ): | -- |
Current - Quiescent (Max): | 650µA |
CMRR, PSRR (Typ): | 95dB CMRR, 100dB PSRR |
Propagation Delay (Max): | 28ns |
Hysteresis: | 4mV |
Operating Temperature: | -40°C ~ 85°C |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Mounting Type: | Surface Mount |
Supplier Device Package: | 8-SOIC |
Base Part Number: | MAX998 |
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Linear-Comparators, such as the MAX998ESA+, are widely applicable in many fields. Understanding their working principle, function, and other features is essential for any equipment user or manufacturer. This article explores the application fields of the MAX998ESA+ and its working principle in detail.
The MAX998ESA+ is a low-power precision comparator from Maxim Integrated, that offers rail-to-rail inputs and outputs. It has an operating voltage range of 1.8V to 5.5V and a common-mode 1.2V with a max25mV hysteresis at 5.5V. Its low power consumption makes it suitable for battery-powered equipment. Additionally, this comparator comes with a sleep mode, further reducing its consumption to 6.7μA.
The MAX998ESA+ was designed for applications that require precision voltage-level detection. Its rail-to-rail inputs and outputs make it especially useful for applications needing accurate measurement of input signals. Some common applications include voltage regulation and temperature sensing in systems such as industrial controllers, portable medical devices, touch pads, and analog-to-digital converters (ADCs). As such, it can monitor various input signals and produce precise voltage-level warning signals.
The comparator includes an internal hysteresis circuit, which is responsible for defining a specific level of ‘weak’ and ‘strong’ signals. This action helps to reduce noise in the environment, thus providing a higher level of stability for output signals. Furthermore, the MAX998ESA+ offers a wide operating voltage range, making it very versatile in terms of compatibility in different applications.
The working principle of the MAX998ESA+ is based on the comparison of two given inputs. The comparator first checks the input signals against the set min and max values. If the input is lower than the min or higher than the max, the comparator turns on the output. In essence, the comparator evaluates the inputs, and then passes its own reference voltage to the output. This process results in either a positive or negative output in its two output modes, indicating whether the inputs are larger or smaller compared to a given reference.
The MAX998ESA+ comes in a typical 8-pin package with a Vdd pin, two output pins (OUT+ and OUT-), two inputs (IN+ and IN-), a sleep mode pin, a disable pin, and a ground pin. The sleep mode pin sets the comparator to very low-power operation when the input reaches a certain level, while the disable pin allows the user to turn the comparator off completely. The device’s low power consumption and wide voltage range make it a great choice for multiple applications.
In conclusion, the MAX998ESA+ is well-suited for precision voltage-level detection in any number of applications. Its compatibility with wide voltage ranges and low power consumption make it an ideal choice for battery-powered equipment. Furthermore, its internal hysteresis and sleep mode help to ensure the accuracy of the output signals and make it ideal for diverse applications.
The specific data is subject to PDF, and the above content is for reference
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