LT1219CS8#PBF Equivalent & Substitute Parts

Part Overview

The LT1219CS8#PBF is a general purpose operational amplifier manufactured by Analog Devices Inc., designed for rail-to-rail applications in 8-SOIC surface mount packaging. This device features a single amplifier circuit with specified electrical characteristics suitable for low-power analog signal processing applications.

The LT1219CS8#PBF carries a Last Time Buy product status, indicating that this part number is no longer in active production. Identification of equivalent substitute parts is necessary to ensure continued design support, maintain supply chain continuity, and enable procurement of functionally compatible alternatives for new designs or production requirements.

Substiute Parts

LT1219CS8#PBF

Analog Devices Inc.In Stock: 1057LT1219CS8#PBF Datasheet

Current PartRFQ

LT1218CS8#PBF

Analog Devices Inc.In Stock: 2642LT1218CS8#PBF Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LT1219CS8#PBF is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

• Amplifier Type: General Purpose
• Number of Circuits: 1
• Output Type: Rail-to-Rail
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Mounting Type: Surface Mount
• Voltage - Supply Span: 2 V (Min) to 30 V (Max)
• Operating Temperature Range: 0°C ~ 70°C
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)

The LT1218CS8#PBF qualifies as a manufacturer-recommended substitute. Both parts share identical packaging, mounting technology, supply voltage specifications, operating temperature range, and regulatory compliance status. The substitute part maintains functional compatibility within the specified electrical operating envelope while offering enhanced performance characteristics in slew rate and gain bandwidth product.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: LT1218CS8#PBF

The LT1218CS8#PBF is the manufacturer-recommended substitute for the LT1219CS8#PBF. Selection of this alternative part is supported by the following engineering criteria:

Regulatory and Compliance Alignment: Both parts maintain identical RoHS3 compliance status and REACH unaffected designation, ensuring regulatory requirements are satisfied in applications subject to environmental and hazardous substance restrictions.

Physical and Electrical Compatibility: The substitute part shares identical 8-SOIC surface mount packaging, supply voltage specifications (2 V to 30 V), and operating temperature range (0°C to 70°C). Pin-to-pin compatibility and PCB footprint equivalence are maintained.

Product Status Consideration: The LT1218CS8#PBF carries Active product status, indicating ongoing manufacturer support, continued availability, and long-term supply chain viability. This status contrasts with the Last Time Buy designation of the original part, making the substitute appropriate for new designs and sustained production.

Performance Characteristics: The substitute part exhibits enhanced slew rate (0.1 V/µs versus 0.05 V/µs) and increased gain bandwidth product (280 kHz versus 150 kHz). These improvements represent performance enhancements that do not compromise backward compatibility in applications designed for the original part specifications.

Frequently Asked Questions (FAQ)

Q: Can the LT1218CS8#PBF be used as a direct replacement for the LT1219CS8#PBF?

A: Yes. Both parts are housed in identical 8-SOIC surface mount packages with matching pinouts. Supply voltage requirements, operating temperature ranges, and regulatory compliance specifications are equivalent. The substitute part is electrically compatible within the specified operating envelope.

Q: What are the key differences between these two parts?

A: The primary differences are product status and performance characteristics. The LT1218CS8#PBF is in Active production status, while the LT1219CS8#PBF is Last Time Buy. The substitute part offers higher slew rate (0.1 V/µs versus 0.05 V/µs) and greater gain bandwidth product (280 kHz versus 150 kHz). Input bias current, input offset voltage, and supply current specifications remain identical.

Q: Are there any packaging or mounting differences?

A: No. Both parts use identical 8-SOIC (0.154", 3.90mm Width) surface mount packaging. PCB footprints, solder pad configurations, and mounting procedures are equivalent.

Q: Does the substitute part meet the same regulatory requirements?

A: Yes. The LT1218CS8#PBF maintains ROHS3 compliance and REACH unaffected status, matching the regulatory profile of the original part. Moisture sensitivity level (MSL 1 - Unlimited) is also identical.

Q: Why is the LT1219CS8#PBF designated as Last Time Buy?

A: Last Time Buy status indicates that the manufacturer has discontinued active production of this part number. Existing inventory is available for purchase, but no future production is planned. The LT1218CS8#PBF is the recommended alternative for new designs and ongoing production requirements.

Q: Are the electrical characteristics of the substitute part suitable for existing circuit designs?

A: The substitute part maintains identical supply voltage range, input bias current, input offset voltage, and supply current specifications. Enhanced slew rate and gain bandwidth product represent performance improvements that are compatible with applications designed for the original part. Circuit designs do not require modification for functional compatibility.

Q: What is the inventory status of the substitute part?

A: The LT1218CS8#PBF has 2574 pieces in stock as new original inventory, compared to 1034 pieces available for the LT1219CS8#PBF. The substitute part offers greater supply availability.