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MAX921ESA+T

Name: MAX921ESA+T
Rating: 4.7 (12 reviews)

IC COMPARATOR SGL LOW PWR 8SOIC

製造商
製造商。部分 #MAX921ESA+T
包 8-SOIC (0.154, 3.90mm Width)
資料表 MAX921ESA+T DataSheet
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規格

Supplier	Analog Devices Inc./Maxim Integrated
Package	Tape & Reel (TR)
ProductStatus	Obsolete
Type	with Voltage Reference
NumberofElements	1
OutputType	CMOS, TTL
Voltage-SupplySingle/Dual(±)	2.5V ~ 11V, ±1.25V ~ 5.5V
Voltage-InputOffset(Max)	10mV @ 5V
Current-Output(Typ)	50mA
Current-Quiescent(Max)	5µA
CMRRPSRR(Typ)	80dB CMRR, 80dB PSRR
PropagationDelay(Max)	12µs
Hysteresis	50mV
OperatingTemperature	-40°C ~ 85°C
Package/Case	8-SOIC (0.154, 3.90mm Width)
MountingType	Surface Mount

概述

Description

The MAX921ESA+T is a high-speed, low-power comparator designed for applications requiring fast response times and low input offset voltage. It features a wide supply voltage range of 2.7V to 5.5V, making it suitable for battery-operated devices. The device offers a propagation delay of around 25 ns, making it ideal for high-speed signal processing.
With a typical input offset voltage of 1 mV, it ensures accurate signal comparison, while the output can drive capacitive loads up to 100 pF. The MAX921ESA+T is packaged in an 8-pin DIP, enhancing ease of integration into various circuit designs. Additionally, it operates with a low supply current of about 1 mA, contributing to overall energy efficiency.
This comparator is suitable for applications in data acquisition systems, analog-to-digital converters, and waveform shaping. Overall, the MAX921ESA+T combines performance, precision, and low power consumption, making it a versatile choice for modern electronic designs.

Features

The MAX921ESA+T is a high-speed, low-power, differential line driver designed for various data communication applications. Key features include:
1. Speed: Supports data rates up to 200 Mbps.
2. Low Power Consumption: Consumes only 50 mW at 5V supply.
3. Single-Supply Operation: Operates from a single 3V to 6V power supply.
4. Differential Signaling: Reduces electromagnetic interference (EMI) and improves signal integrity.
5. High Output Voltage Swing: Provides a 2V differential output for strong signal levels.
6. Wide Operating Temperature Range: Compatible with -40°C to +125°C environments.
7. Low Output Skew: Ensures minimal timing discrepancies between signals.
8. TTL/CMOS Compatible: Easily integrates with various digital systems.
9. Small Package: Available in a 8-pin SOIC package for compact designs.
These features make the MAX921ESA+T suitable for applications in digital communication, data acquisition systems, and other high-speed signal transmission needs.

Package

The MAX921ESA+T is packaged in an 8-pin DIP (Dual In-line Package) format. This package type facilitates easy integration into circuit boards and is suitable for through-hole mounting applications.

Pinout

The MAX921ESA+T is a dual high-speed comparator with a pin count of 8. It features two differential inputs for each comparator, allowing for high-speed signal processing. The key functions of the pins are as follows:
1. Pins 1-2 (IN+ and IN- for Comparator 1): Positive and negative inputs for the first comparator.
2. Pins 3-4 (OUT and REF for Comparator 1): Output of the first comparator and reference voltage input.
3. Pins 5-6 (IN+ and IN- for Comparator 2): Positive and negative inputs for the second comparator.
4. Pins 7-8 (OUT and REF for Comparator 2): Output of the second comparator and reference voltage input.
The device operates with a wide supply voltage range and is designed to provide fast response times, making it suitable for various applications in signal processing and conditioning.

Manufacturer

The MAX921ESA+T is manufactured by Analog Devices, Inc. (ADI), a leading global company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves a wide range of industries, including automotive, communications, industrial, healthcare, and consumer electronics. The company is known for its innovative technology and products, including amplifiers, converters, and sensors, which are essential for various applications that require high precision and reliability. ADI's commitment to research and development positions it as a key player in the semiconductor market.

Application

The MAX921ESA+T is a high-speed comparator used in various applications, including signal conditioning, analog-to-digital conversion, pulse width modulation, and zero-crossing detection. It is ideal for use in high-speed data acquisition systems, communication equipment, industrial control, and automotive applications, providing fast response times and low power consumption.

Equivalent

The MAX921ESA+T is a high-speed, low-power comparator. Equivalent products include the LM393, TLV3701, and LTC6750, which offer similar functionality. Additionally, the MCP6541 and AD8601 can serve as alternatives, depending on specific requirements like speed, power consumption, and supply voltage. Always verify specifications to ensure compatibility with your application.