AD625CD Equivalent & Substitute Parts

Part Overview

The AD625CD is an instrumentation amplifier manufactured by Analog Devices Inc., designed for precision signal conditioning applications requiring single-circuit amplification. This device features a 16-CDIP through-hole package and operates across a wide supply voltage range of 12V to 36V with low input offset voltage and minimal input bias current.

The AD625CD is classified as an obsolete product. Locating equivalent or substitute components becomes necessary when original stock is depleted or when design requirements mandate active product status for long-term availability and manufacturing support.

Substiute Parts

AD625CD

Analog Devices Inc.In Stock: 1253AD625CD Datasheet

Current PartRFQ

AD625CDZ

Analog Devices Inc.In Stock: 1411AD625CDZ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the AD625CD is determined by strict equivalence across all electrical and mechanical parameters. The following criteria establish valid substitution:

Electrical Parameters (Must Match Exactly):

• Amplifier Type: Instrumentation
• Number of Circuits: 1
• Slew Rate: 5 V/µs
• Gain Bandwidth Product: 25 MHz
• -3dB Bandwidth: 650 kHz
• Current - Input Bias: 10 nA
• Voltage - Input Offset: 10 µV
• Current - Supply: 3.5 mA
• Voltage - Supply Span: 12V to 36V
• Operating Temperature Range: -40°C to 85°C

Mechanical Parameters (Must Match Exactly):

• Package / Case: 16-CDIP (0.300", 7.62mm)
• Mounting Type: Through Hole

Compliance & Status:

• Moisture Sensitivity Level: 1 (Unlimited)
• ECCN: EAR99
• HTSUS: 8542.33.0001

Only components meeting all specified parameters qualify as direct substitutes for the AD625CD.

Parameter Comparison

Engineering Selection Recommendations

The AD625CDZ serves as a direct electrical and mechanical equivalent to the AD625CD. All specified electrical parameters, including slew rate, gain bandwidth product, input bias current, input offset voltage, and supply voltage range, are identical between the two components.

Product Status Consideration: The AD625CD is classified as obsolete, while the AD625CDZ maintains active product status. Selection of the AD625CDZ ensures access to current manufacturing support, documented availability, and compliance with modern regulatory requirements.

Compliance & Certification: The AD625CDZ is certified as ROHS3 Compliant and REACH Unaffected, providing assurance of environmental and regulatory compliance for applications subject to these standards. Both components share identical ECCN (EAR99) and HTSUS (8542.33.0001) classifications.

Packaging & Mounting: Both components utilize identical 16-CDIP through-hole packaging with 0.300" (7.62mm) pitch, ensuring direct compatibility with existing printed circuit board layouts and assembly processes.

Frequently Asked Questions (FAQ)

Q: Can the AD625CDZ replace the AD625CD in existing designs?

A: Yes. The AD625CDZ is electrically and mechanically equivalent to the AD625CD across all specified parameters. Both components feature identical slew rate, gain bandwidth product, input bias current, input offset voltage, supply voltage range, operating temperature range, and 16-CDIP through-hole package configuration.

Q: What is the primary advantage of selecting the AD625CDZ over the AD625CD?

A: The AD625CDZ maintains active product status, ensuring ongoing manufacturing availability and support. The AD625CD is classified as obsolete. Additionally, the AD625CDZ is certified as ROHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory standards.

Q: Are there any differences in package dimensions between these components?

A: No. Both the AD625CD and AD625CDZ utilize the identical 16-CDIP package with 0.300" (7.62mm) pitch. Pin configuration, spacing, and through-hole mounting requirements are identical, enabling direct board-level substitution.

Q: Do these components share the same supply voltage requirements?

A: Yes. Both components operate across an identical supply voltage range of 12V to 36V with identical supply current consumption of 3.5 mA. No power supply modifications are required when substituting between these parts.

Q: What is the moisture sensitivity level for both components?

A: Both the AD625CD and AD625CDZ are classified as Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity restrictions during storage, handling, or assembly.

Q: Are there any export or trade classification differences between these parts?

A: No. Both components share identical ECCN (EAR99) and HTSUS (8542.33.0001) classifications, ensuring consistent export control and tariff treatment.