MAX197BCAI Equivalent & Substitute Parts

Part Overview

The MAX197BCAI is a 12-bit Data Acquisition System (DAS) integrated circuit manufactured by Analog Devices Inc./Maxim Integrated. This component features 8 channels, a 100 kHz sampling rate, and parallel data interface in a 28-SSOP surface mount package. The MAX197BCAI is classified as obsolete, making identification of suitable substitute components essential for ongoing system support, design updates, and procurement continuity.

Substiute Parts

MAX197BCAI

Analog Devices Inc./Maxim IntegratedIn Stock: 2197MAX197BCAI Datasheet

Current PartRFQ

MAX197BCAI+

Analog Devices Inc./Maxim IntegratedIn Stock: 1437MAX197BCAI+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MAX197BCAI is determined by strict equivalence across the following critical parameters:

• Channel Count: 8 channels (exact match required)
• Resolution: 12 bits (exact match required)
• Sampling Rate: 100 kHz (exact match required)
• Data Interface: Parallel (exact match required)
• Package Type: 28-SSOP with 0.209" width, 5.30mm (exact match required)
• Mounting Type: Surface Mount (exact match required)
• Voltage Supply Configuration: Single Supply (exact match required)
• Operating Temperature Range: 0°C to 70°C (exact match required)

The MAX197BCAI+ qualifies as a direct substitute based on complete alignment with all specified electrical and mechanical parameters. The primary distinction is product status: MAX197BCAI+ is active production, whereas MAX197BCAI is obsolete.

Parameter Comparison

Engineering Selection Recommendations

The MAX197BCAI+ is the direct functional equivalent for applications currently using the MAX197BCAI. Selection of MAX197BCAI+ is supported by the following factors:

Product Status: MAX197BCAI+ maintains active production status, ensuring long-term availability and supply chain stability compared to the obsolete MAX197BCAI.

Regulatory Compliance: MAX197BCAI+ achieves ROHS3 compliance, whereas MAX197BCAI is non-compliant. For applications subject to RoHS directives or customer compliance requirements, MAX197BCAI+ is the appropriate selection.

Electrical Equivalence: Both parts maintain identical channel count (8), resolution (12 bits), sampling rate (100 kHz), data interface (parallel), and operating temperature range (0°C to 70°C).

Mechanical Compatibility: Both parts use identical 28-SSOP surface mount packaging with matching footprint dimensions (0.209", 5.30mm width), enabling direct PCB layout compatibility.

Supply Voltage: MAX197BCAI+ specifies supply voltage range of 4.75V to 5.25V, confirming single supply operation consistent with the main part specification.

Frequently Asked Questions (FAQ)

Q: Can MAX197BCAI+ be used as a direct replacement for MAX197BCAI in existing designs?

A: Yes. MAX197BCAI+ is electrically and mechanically equivalent. Both parts feature 8 channels, 12-bit resolution, 100 kHz sampling rate, parallel data interface, and identical 28-SSOP surface mount packaging. No PCB modifications are required.

Q: What is the primary reason to transition from MAX197BCAI to MAX197BCAI+?

A: The MAX197BCAI is obsolete, creating procurement and supply chain risk. MAX197BCAI+ is in active production, ensuring continued availability. Additionally, MAX197BCAI+ achieves ROHS3 compliance, whereas MAX197BCAI does not.

Q: Are there any electrical performance differences between MAX197BCAI and MAX197BCAI+?

A: No. Both parts maintain identical specifications for channel count, resolution, sampling rate, data interface, and operating temperature range. The supply voltage specification for MAX197BCAI+ (4.75V to 5.25V) reflects standard single supply operation.

Q: Is the 28-SSOP package footprint identical between both parts?

A: Yes. Both MAX197BCAI and MAX197BCAI+ use 28-SSOP packaging with 0.209" width and 5.30mm dimensions, ensuring direct PCB compatibility without layout changes.

Q: What is the significance of RoHS compliance differences?

A: MAX197BCAI+ is ROHS3 compliant, while MAX197BCAI is non-compliant. For applications subject to RoHS directives, environmental regulations, or customer compliance mandates, MAX197BCAI+ is the required selection.

Q: Are there any known compatibility issues when substituting MAX197BCAI with MAX197BCAI+?

A: No compatibility issues exist. Electrical specifications, pin configuration, package type, and functional performance are identical. Direct substitution is supported.