MAX178AEWG+ Equivalent & Substitute Parts

Part Overview

The MAX178AEWG+ is a 12-bit analog-to-digital converter manufactured by Analog Devices Inc./Maxim Integrated, designed for single-ended input data acquisition applications. This SAR (Successive Approximation Register) architecture device operates at a 17 kHz sampling rate and is housed in a 24-SOIC surface mount package. The part is currently in active production status with ROHS3 compliance and unlimited moisture sensitivity rating. Finding equivalent or substitute parts may be necessary due to supply constraints, lead time requirements, or design flexibility needs while maintaining identical electrical and mechanical specifications.

Substiute Parts

MAX178AEWG+

Analog Devices Inc./Maxim IntegratedIn Stock: 1117MAX178AEWG+ Datasheet

Current PartRFQ

MAX178AEWG+

Analog Devices Inc./Maxim IntegratedIn Stock: 1117MAX178AEWG+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MAX178AEWG+ is determined by strict equivalence across the following critical parameters:

• Resolution: 12 bits (exact match required)
• Sampling Rate: 17 kHz (exact match required)
• Number of Inputs: 1 (exact match required)
• Input Type: Single Ended (exact match required)
• Architecture: SAR (exact match required)
• Data Interface: Parallel (exact match required)
• Reference Type: External and Internal capability (exact match required)
• Analog Supply Voltage: ±5V, 11.4V ~ 15.75V (exact match required)
• Digital Supply Voltage: 5V (exact match required)
• Operating Temperature Range: -40°C ~ 85°C (exact match required)
• Package Type: 24-SOIC (exact match required)
• Mounting Type: Surface Mount (exact match required)

Based on the provided input data, the MAX178AEWG+ is listed as its own direct equivalent with identical specifications across all electrical and mechanical parameters.

Parameter Comparison

Engineering Selection Recommendations

The MAX178AEWG+ maintains active production status with full ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1), making it suitable for standard industrial and commercial applications without environmental restrictions. The part's compliance certifications (REACH Unaffected, ECCN EAR99) support unrestricted distribution and use in regulated markets. Selection of this component is appropriate for applications requiring 12-bit resolution at 17 kHz sampling rates with single-ended input configuration and parallel data output in 24-SOIC surface mount packaging.

Frequently Asked Questions (FAQ)

Q: What makes a part a valid substitute for the MAX178AEWG+?

A: A valid substitute must match all electrical specifications including 12-bit resolution, 17 kHz sampling rate, single-ended input configuration, SAR architecture, parallel data interface, ±5V and 11.4V ~ 15.75V analog supply capability, 5V digital supply, and -40°C ~ 85°C operating temperature range. The package must be 24-SOIC surface mount with identical pinout and mechanical dimensions.

Q: Is the MAX178AEWG+ available in alternative package types?

A: Based on the provided specifications, the MAX178AEWG+ is specified only in 24-SOIC (0.295", 7.50mm Width) surface mount packaging. Alternative package options are not included in the available data.

Q: What is the significance of the ROHS3 compliance rating?

A: ROHS3 compliance indicates the part meets Restriction of Hazardous Substances Directive requirements, restricting lead, cadmium, mercury, and other hazardous materials. This certification is essential for applications in regulated industries and markets with environmental compliance mandates.

Q: Can the MAX178AEWG+ be used in high-temperature applications?

A: The operating temperature range is -40°C ~ 85°C. Applications requiring operation beyond 85°C require alternative components with extended temperature specifications.

Q: What does the MSL 1 (Unlimited) moisture sensitivity rating mean?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage, handling, or assembly. This simplifies logistics and manufacturing processes compared to higher MSL ratings.