MAX919ESA Equivalent & Substitute Parts

Part Overview

The MAX919ESA is a general-purpose CMOS comparator manufactured by Analog Devices Inc./Maxim Integrated, featuring push-pull, rail-to-rail output configuration in an 8-SOIC surface mount package. This device is classified as obsolete, which necessitates identification of equivalent substitute components for ongoing design support and procurement continuity. The MAX919ESA operates across a supply voltage range of 1.8V to 5.5V with low input offset voltage and minimal quiescent current, making it suitable for precision comparison applications in battery-powered and low-power systems.

Key Parameters

Parameter	Value
Manufacturer Part Number	MAX919ESA
Manufacturer	Analog Devices Inc./Maxim Integrated
Category	Linear
Description	IC COMPARATOR 1 GEN PUR 8SOIC
Type	General Purpose
Number of Elements	1
Output Type	CMOS, Push-Pull, Rail-to-Rail
Voltage - Supply, Single/Dual (±)	1.8V ~ 5.5V
Voltage - Input Offset (Max)	5mV @ 5V
Current - Input Bias (Max)	0.001µA @ 5V
Current - Output (Typ)	50mA
Current - Quiescent (Max)	1.2µA
CMRR, PSRR (Typ)	66.02dB CMRR, 80dB PSRR
Propagation Delay (Max)	940µs
Hysteresis	4mV
Operating Temperature	-40°C ~ 85°C
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the MAX919ESA is determined by strict equivalence across the following critical parameters:

Output Type: CMOS, Push-Pull, Rail-to-Rail configuration
Supply Voltage Range: 1.8V ~ 5.5V
Package Type: 8-SOIC surface mount
Number of Elements: Single comparator
Electrical Performance: Input offset voltage, input bias current, output current, quiescent current, CMRR, PSRR, propagation delay, and hysteresis
Operating Temperature Range: -40°C ~ 85°C
Compliance Standards: ROHS3 Compliant, REACH Unaffected

The MAX919ESA+ qualifies as a direct substitute based on identical electrical specifications and package configuration. The primary distinction is product status and packaging format.

Parameter Comparison

Parameter	MAX919ESA (Main Part)	MAX919ESA+ (Substitute)
Manufacturer Part Number	MAX919ESA	MAX919ESA+
Manufacturer	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated
Product Status	Obsolete	Active
Type	General Purpose	General Purpose
Number of Elements	1	1
Output Type	CMOS, Push-Pull, Rail-to-Rail	CMOS, Push-Pull, Rail-to-Rail
Voltage - Supply, Single/Dual (±)	1.8V ~ 5.5V	1.8V ~ 5.5V
Voltage - Input Offset (Max)	5mV @ 5V	5mV @ 5V
Current - Input Bias (Max)	0.001µA @ 5V	0.001µA @ 5V
Current - Output (Typ)	50mA	50mA
Current - Quiescent (Max)	1.2µA	1.2µA
CMRR, PSRR (Typ)	66.02dB CMRR, 80dB PSRR	66.02dB CMRR, 80dB PSRR
Propagation Delay (Max)	940µs	940µs
Hysteresis	4mV	4mV
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

The MAX919ESA+ is the direct equivalent substitute for the obsolete MAX919ESA. Both components share identical electrical specifications, package configuration, and compliance certifications. The MAX919ESA+ maintains active product status with Analog Devices Inc./Maxim Integrated, ensuring long-term availability and technical support. Selection of the MAX919ESA+ eliminates obsolescence risk while preserving full functional and mechanical compatibility. Both components are ROHS3 compliant and REACH unaffected, meeting current regulatory requirements for electronic component procurement.

Frequently Asked Questions (FAQ)

Q: Can the MAX919ESA+ be used as a direct replacement for the MAX919ESA?

A: Yes. The MAX919ESA+ is electrically and mechanically identical to the MAX919ESA. All electrical parameters, including supply voltage range, input offset voltage, output current, propagation delay, and hysteresis, are equivalent. Both components use the 8-SOIC surface mount package with identical pinout and footprint.

Q: What is the primary difference between MAX919ESA and MAX919ESA+?

A: The MAX919ESA is classified as obsolete, while the MAX919ESA+ maintains active product status. The MAX919ESA+ is supplied in tube packaging format. Both components are functionally and electrically identical.

Q: Are there any compliance or regulatory differences between these parts?

A: No. Both the MAX919ESA and MAX919ESA+ are ROHS3 compliant and REACH unaffected. Moisture sensitivity level is identical at MSL 1 (Unlimited) for both components.

Q: What supply voltage range does the MAX919ESA support?

A: The MAX919ESA operates across a single or dual supply voltage range of 1.8V to 5.5V, enabling use in both low-voltage and standard logic applications.

Q: What is the output configuration of the MAX919ESA?

A: The MAX919ESA features CMOS push-pull, rail-to-rail output configuration, allowing output voltage to swing from ground to the positive supply rail with typical output current of 50mA.

Q: What is the operating temperature range for the MAX919ESA?

A: The MAX919ESA operates across an industrial temperature range of -40°C to 85°C, suitable for standard commercial and industrial applications.

Q: Is the MAX919ESA suitable for battery-powered applications?

A: Yes. The MAX919ESA exhibits low quiescent current of 1.2µA maximum and minimal input bias current of 0.001µA at 5V, making it suitable for battery-powered and low-power system designs.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message