ICL7642BCPD Equivalent & Substitute Parts

Part Overview

The ICL7642BCPD is a CMOS linear amplifier integrated circuit featuring four independent rail-to-rail output circuits in a 14-pin DIP package. This component is classified as obsolete, which necessitates identification of equivalent substitute parts for ongoing design support and procurement requirements. The ICL7642BCPD operates across a wide supply voltage range of 2V to 16V with low input bias current and moderate gain bandwidth characteristics suitable for general-purpose analog signal conditioning applications.

Substiute Parts

ICL7642BCPD

Analog Devices Inc./Maxim IntegratedIn Stock: 1125ICL7642BCPD Datasheet

Current PartRFQ

ICL7642BCPD+

Analog Devices Inc./Maxim IntegratedIn Stock: 1057ICL7642BCPD+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ICL7642BCPD is determined by strict equivalence across the following critical parameters:

Electrical Equivalence Criteria:

• Amplifier topology: CMOS architecture
• Circuit count: Four independent amplifier circuits
• Output configuration: Rail-to-rail output capability
• Slew rate: 1.6 V/µs
• Gain bandwidth product: 1.4 MHz
• Input bias current: 1 pA
• Input offset voltage: 5 mV
• Supply current per channel: 1 mA
• Supply voltage range: 2V to 16V minimum and maximum
• Temperature operating range: 0°C to 70°C

Mechanical Equivalence Criteria:

• Package type: 14-pin DIP
• Physical dimensions: 0.300" (7.62mm) pitch
• Mounting method: Through-hole

The substitute part ICL7642BCPD+ maintains identical electrical and mechanical specifications while differing in product status and packaging configuration. This part is actively manufactured and available in tube packaging, contrasting with the obsolete status of the original ICL7642BCPD.

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: ICL7642BCPD+

The ICL7642BCPD+ is the direct functional equivalent of the ICL7642BCPD. Selection of this substitute part is based on the following engineering factors:

Product Status: The ICL7642BCPD+ maintains active manufacturing status, ensuring long-term availability and supply chain continuity. The original ICL7642BCPD is classified as obsolete, creating procurement risk for new designs and production replenishment.

Compliance Certification: The ICL7642BCPD+ achieves ROHS3 compliance, meeting current environmental and regulatory requirements for electronic components in most jurisdictions. The original part carries RoHS non-compliant status, which may restrict use in applications subject to RoHS directives.

Electrical and Mechanical Compatibility: All electrical parameters, including slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, and supply voltage range, are identical between the two parts. The physical package dimensions, pin configuration, and through-hole mounting characteristics are equivalent, enabling direct substitution in existing printed circuit board designs without layout modification.

Packaging: The ICL7642BCPD+ is supplied in tube packaging, which is standard for active production components and compatible with automated assembly processes.

Frequently Asked Questions (FAQ)

Q: Can the ICL7642BCPD+ be used as a direct replacement for the ICL7642BCPD in existing designs?

A: Yes. The ICL7642BCPD+ is electrically and mechanically equivalent to the ICL7642BCPD. All functional parameters, including amplifier type, circuit count, output characteristics, slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, supply voltage range, and operating temperature are identical. The 14-pin DIP package dimensions and through-hole mounting are the same, allowing direct substitution without circuit redesign or PCB layout changes.

Q: What is the difference between the ICL7642BCPD and ICL7642BCPD+?

A: The primary differences are product status and compliance certification. The ICL7642BCPD is obsolete and RoHS non-compliant, while the ICL7642BCPD+ is actively manufactured and ROHS3 compliant. The ICL7642BCPD+ is supplied in tube packaging, which is standard for active production. All electrical and mechanical specifications are identical.

Q: Why is the ICL7642BCPD classified as obsolete?

A: The ICL7642BCPD has been discontinued by the manufacturer. The ICL7642BCPD+ represents the current active production equivalent and is the recommended part for new designs and ongoing procurement.

Q: Are there any pin configuration differences between these parts?

A: No. Both parts use the 14-pin DIP package with identical pin assignments and electrical function. The physical dimensions are 0.300" (7.62mm) pitch, and both are through-hole mounted components.

Q: Does the RoHS compliance difference affect electrical performance?

A: No. RoHS compliance relates to material composition and environmental standards, not electrical performance. The ICL7642BCPD+ maintains identical electrical specifications to the ICL7642BCPD. RoHS3 compliance may be required for applications subject to RoHS directives in specific markets or industries.

Q: Can the ICL7642BCPD+ be used in applications originally designed for the ICL7642BCPD?

A: Yes. The ICL7642BCPD+ is fully compatible with all applications designed for the ICL7642BCPD. Electrical performance, operating characteristics, and physical form factor are equivalent. No circuit modifications or testing are required for substitution.

Q: What is the supply voltage range for these amplifiers?

A: Both the ICL7642BCPD and ICL7642BCPD+ operate across a supply voltage range of 2V to 16V, supporting single or dual supply configurations within this range.

Q: How many independent amplifier circuits are integrated in this package?

A: Both parts contain four independent CMOS amplifier circuits with rail-to-rail output capability in a single 14-pin DIP package.