MAX186DCPP Equivalent & Substitute Parts

Part Overview

The MAX186DCPP is a 12-bit Data Acquisition System (DAS) with 8 channels, 133k sampling rate, and serial data interface, manufactured by Analog Devices Inc./Maxim Integrated. This component is classified as obsolete, which necessitates identification of functionally equivalent alternatives for new designs or production continuity. The MAX186DCPP operates with dual ±5V supply, through-hole mounting in a 20-DIP package, and is rated for 0°C to 70°C operating temperature range.

Substiute Parts

MAX186DCPP

Analog Devices Inc./Maxim IntegratedIn Stock: 1379MAX186DCPP Datasheet

Current PartRFQ

MAX186DCPP+

Analog Devices Inc./Maxim IntegratedIn Stock: 3443MAX186DCPP+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MAX186DCPP is determined by strict equivalence across the following critical parameters:

• Channel Count: 8 channels (fixed requirement)
• Resolution: 12 bits (fixed requirement)
• Sampling Rate: 133k samples per second (fixed requirement)
• Package: 20-DIP form factor with 0.300" pitch (fixed requirement)
• Mounting: Through-hole technology (fixed requirement)
• Voltage Supply: Dual ±5V (fixed requirement)
• Operating Temperature Range: 0°C to 70°C (fixed requirement)

The MAX186DCPP+ qualifies as a direct substitute based on matching all critical electrical and mechanical parameters. The primary distinction is product status: MAX186DCPP+ is active production, whereas MAX186DCPP is obsolete. Additionally, MAX186DCPP+ supports extended data interface options (MICROWIRE™, QSPI™, SPI™) while maintaining backward compatibility with the serial interface of the original part.

Parameter Comparison

Engineering Selection Recommendations

The MAX186DCPP+ is the direct equivalent for MAX186DCPP replacement. Selection criteria are based on the following factors:

Product Status: MAX186DCPP+ maintains active production status, ensuring long-term availability and supply chain continuity. The original MAX186DCPP is obsolete and subject to inventory depletion.

Regulatory Compliance: MAX186DCPP+ achieves ROHS3 compliance, whereas MAX186DCPP is non-compliant. For applications subject to RoHS directives or customer requirements mandating RoHS compliance, MAX186DCPP+ is the required selection.

Interface Compatibility: MAX186DCPP+ supports multiple serial protocols (MICROWIRE™, QSPI™, SPI™) in addition to the standard serial interface. Existing designs using serial interface operation remain fully compatible without modification.

Electrical and Mechanical Equivalence: Both parts share identical channel count, resolution, sampling rate, supply voltage, operating temperature range, and 20-DIP package specifications, ensuring direct pin-for-pin compatibility.

Frequently Asked Questions (FAQ)

Q: Is MAX186DCPP+ a pin-for-pin replacement for MAX186DCPP?

A: Yes. Both components use the 20-DIP package with identical pinout, voltage supply configuration (dual ±5V), and through-hole mounting. No PCB redesign is required.

Q: What is the difference between MAX186DCPP and MAX186DCPP+?

A: The primary differences are product status (obsolete vs. active), RoHS compliance (non-compliant vs. ROHS3 compliant), and supported data interfaces. MAX186DCPP+ adds MICROWIRE™, QSPI™, and SPI™ protocol support while maintaining backward compatibility with the serial interface.

Q: Can MAX186DCPP+ be used in existing designs without firmware changes?

A: Yes, if the design uses the serial data interface. MAX186DCPP+ supports serial operation identical to MAX186DCPP. Additional protocol options are available but not required for compatibility.

Q: Are the electrical specifications identical between MAX186DCPP and MAX186DCPP+?

A: Yes. Both parts specify 12-bit resolution, 8 channels, 133k sampling rate, dual ±5V supply, and 0°C to 70°C operating temperature range.

Q: Why should MAX186DCPP be replaced with MAX186DCPP+?

A: MAX186DCPP is obsolete with limited inventory availability. MAX186DCPP+ is in active production, offers improved regulatory compliance (ROHS3), and provides extended interface options while maintaining full electrical and mechanical compatibility.

Q: Does the packaging differ between these parts?

A: Both use 20-DIP (0.300", 7.62mm) through-hole packages. The only packaging difference is that MAX186DCPP+ is supplied in tubes, whereas MAX186DCPP packaging is not specified in available data.