MAX933CSA+ Equivalent & Substitute Parts

Part Overview

The MAX933CSA+ is a dual comparator with integrated voltage reference, manufactured by Analog Devices Inc./Maxim Integrated. This CMOS/TTL output comparator operates across a wide supply voltage range and is designed for precision analog signal comparison applications. The device is currently in active production status with full RoHS3 compliance and unlimited moisture sensitivity rating, making it suitable for modern industrial and consumer electronics applications.

Substiute Parts

MAX933CSA+

Analog Devices Inc./Maxim IntegratedIn Stock: 2065MAX933CSA+ Datasheet

Current PartRFQ

MAX933CSA+

Analog Devices Inc./Maxim IntegratedIn Stock: 2065MAX933CSA+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution compatibility for the MAX933CSA+ is determined by strict alignment across the following critical parameters:

Functional Parameters:

• Comparator type with integrated voltage reference
• Dual-element configuration (2 comparators per package)
• CMOS/TTL output logic compatibility

Electrical Parameters:

• Supply voltage range: 2.5V ~ 11V (single), ±1.25V ~ 5.5V (dual)
• Input offset voltage maximum: 10mV @ 5V
• Output current: 0.015mA @ 5V
• Quiescent current maximum: 6µA
• CMRR/PSRR: 80dB minimum
• Propagation delay maximum: 12µs
• Hysteresis: 50mV

Physical & Environmental Parameters:

• Package: 8-SOIC surface mount
• Operating temperature: 0°C ~ 70°C
• RoHS3 compliance required
• MSL rating: 1 (Unlimited)

Parameter Comparison

Engineering Selection Recommendations

The MAX933CSA+ maintains active production status with full RoHS3 compliance and REACH unaffected classification, confirming its suitability for current and future applications. The device carries ROHS3 Compliant certification and MSL Level 1 (Unlimited) rating, indicating no moisture sensitivity restrictions during storage and handling.

Selection of equivalent parts must maintain identical electrical specifications across all critical parameters: supply voltage range, input offset voltage, output current characteristics, propagation delay, and hysteresis values. The 8-SOIC surface mount package is a standard form factor with established PCB design compatibility.

Current inventory availability of 1968 pieces in new original condition supports immediate procurement without lead time constraints.

Frequently Asked Questions (FAQ)

Q: What defines a valid substitute for the MAX933CSA+?

A: A valid substitute must match all electrical parameters including supply voltage range (2.5V ~ 11V single, ±1.25V ~ 5.5V dual), input offset voltage (10mV @ 5V maximum), output current (0.015mA @ 5V typical), quiescent current (6µA maximum), CMRR/PSRR (80dB minimum), propagation delay (12µs maximum), and hysteresis (50mV). The package must be 8-SOIC surface mount with identical pinout.

Q: Is the MAX933CSA+ suitable for new designs?

A: Yes. The device maintains active production status with full RoHS3 compliance and unlimited moisture sensitivity rating (MSL Level 1), confirming its qualification for current manufacturing standards and long-term availability.

Q: What is the significance of the 8-SOIC package specification?

A: The 8-SOIC (0.154", 3.90mm Width) package is a standard surface mount form factor. Substitutes must use identical package dimensions and pinout to ensure direct PCB compatibility without layout modifications.

Q: Are there any temperature range limitations?

A: The MAX933CSA+ operates across 0°C ~ 70°C. Applications requiring extended temperature ranges (industrial or automotive) require alternative device selection outside this specification.

Q: What does RoHS3 compliance indicate?

A: RoHS3 compliance confirms the device meets Restriction of Hazardous Substances Directive requirements, restricting lead, cadmium, mercury, and other hazardous materials. This certification is mandatory for most modern electronics applications.