MAX188CEAP Equivalent & Substitute Parts

Part Overview

The MAX188CEAP is a 12-bit Data Acquisition System (DAS) integrated circuit manufactured by Analog Devices Inc./Maxim Integrated. This device features 8 channels, a 133 kHz sampling rate, and serial data interface capability in a 20-SSOP surface mount package. The MAX188CEAP is classified as obsolete, making identification of suitable substitute components essential for ongoing system support, design updates, and procurement continuity.

Substiute Parts

MAX188CEAP

Analog Devices Inc./Maxim IntegratedIn Stock: 758MAX188CEAP Datasheet

Current PartRFQ

MAX188CEAP+

Analog Devices Inc./Maxim IntegratedIn Stock: 762MAX188CEAP+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MAX188CEAP are identified based on strict electrical and mechanical parameter matching. The critical substitution criteria are:

• Identical channel count (8 channels)
• Matching resolution (12 bits)
• Equivalent sampling rate (133 kHz)
• Compatible package type (20-SSOP with identical physical dimensions)
• Matching voltage supply configuration (Dual ±)
• Overlapping or identical operating temperature range (-40°C to 85°C)
• Surface mount mounting type
• Serial data interface capability

The MAX188CEAP+ meets all these criteria and qualifies as a direct substitute. The primary distinction is product status and compliance certification, not functional or electrical parameters.

Parameter Comparison

Engineering Selection Recommendations

The MAX188CEAP+ is the appropriate substitute for the MAX188CEAP based on the following factors:

Product Status: The MAX188CEAP is obsolete, while the MAX188CEAP+ maintains active product status with ongoing manufacturer support and availability.

Compliance Certification: The MAX188CEAP+ is ROHS3 compliant, whereas the original MAX188CEAP is RoHS non-compliant. This distinction is significant for applications subject to environmental regulations and procurement standards requiring RoHS compliance.

Functional Equivalence: Both parts share identical core specifications: 8-channel configuration, 12-bit resolution, 133 kHz sampling rate, dual ± voltage supply, -40°C to 85°C operating temperature range, and 20-SSOP package dimensions.

Interface Capability: The MAX188CEAP+ supports expanded serial interface options (MICROWIRE™, QSPI™, Serial, SPI™) compared to the basic serial interface of the MAX188CEAP. This expanded capability provides design flexibility without compromising backward compatibility.

Environmental Classification: Both parts maintain MSL 1 (Unlimited) moisture sensitivity level and REACH Unaffected status, ensuring consistent handling and regulatory requirements.

Frequently Asked Questions (FAQ)

Q: Can the MAX188CEAP+ be used as a direct replacement for the MAX188CEAP in existing designs?

A: Yes. The MAX188CEAP+ is electrically and mechanically equivalent to the MAX188CEAP. Both devices share identical channel count, resolution, sampling rate, voltage supply configuration, operating temperature range, and 20-SSOP package dimensions. The expanded serial interface options in the MAX188CEAP+ do not affect compatibility with designs using basic serial communication.

Q: What is the primary reason to transition from MAX188CEAP to MAX188CEAP+?

A: The MAX188CEAP is classified as obsolete, limiting future availability and manufacturer support. The MAX188CEAP+ is an active product with ongoing production and supply chain availability. Additionally, the MAX188CEAP+ is ROHS3 compliant, meeting modern environmental and procurement standards.

Q: Are the package dimensions identical between these two parts?

A: Yes. Both the MAX188CEAP and MAX188CEAP+ use the 20-SSOP package with identical physical dimensions (0.209" width, 5.30mm). PCB footprints and assembly processes require no modification.

Q: Does the expanded serial interface support in the MAX188CEAP+ affect existing firmware or software?

A: No. The MAX188CEAP+ maintains full backward compatibility with serial interface implementations. Existing designs using basic serial communication will function without modification. The additional interface options (MICROWIRE™, QSPI™, SPI™) are available for new implementations but do not interfere with standard serial operation.

Q: What is the significance of RoHS compliance difference?

A: The MAX188CEAP+ is ROHS3 compliant, while the MAX188CEAP is RoHS non-compliant. RoHS compliance is required for products sold in regulated markets and is increasingly mandated by procurement standards. The MAX188CEAP+ meets these requirements without functional or electrical changes.

Q: Are there any supply voltage differences between these parts?

A: The MAX188CEAP+ specifies ±5V supply voltage, while the MAX188CEAP does not provide explicit voltage specification. Both operate with dual ± voltage supply configuration. Designs using ±5V supply are fully compatible with both parts.