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OP484FSZ-REEL Equivalent & Substitute Parts
Part Overview
The OP484FSZ-REEL is a general-purpose operational amplifier integrated circuit manufactured by Analog Devices Inc., configured as a 4-circuit rail-to-rail amplifier in a 14-SOIC surface mount package. This device is classified as Active product status and is ROHS3 compliant. Substitute parts are identified when equivalent functional performance is required, alternative sourcing is necessary, or inventory constraints necessitate component alternatives that maintain electrical and mechanical compatibility within specified parameter ranges.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | — |
| Number of Circuits | 4 | — |
| Output Type | Rail-to-Rail | — |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | — |
| Mounting Type | Surface Mount | — |
| Voltage - Supply Span (Min) | 3 | V |
| Voltage - Supply Span (Max) | 36 | V |
| Operating Temperature | -40°C ~ 125°C | — |
| RoHS Status | ROHS3 Compliant | — |
| Product Status | Active | — |
Substitute Part Grouping Explanation
Substitute parts for the OP484FSZ-REEL are qualified based on the following criteria:
Mechanical Compatibility: All substitute parts maintain the 14-SOIC (0.154", 3.90mm Width) surface mount package, ensuring PCB footprint and assembly process compatibility.
Functional Equivalence: All substitute parts are configured as 4-circuit general-purpose operational amplifiers with rail-to-rail output capability.
Electrical Operating Range: Substitute parts must support the voltage supply span range of 3 V to 36 V minimum and maximum, or a subset thereof that encompasses typical application requirements.
Environmental Compliance: All substitute parts maintain ROHS3 compliance and Active product status.
Temperature Rating: Substitute parts are grouped by operating temperature range to support applications requiring specific thermal performance.
The following substitute parts meet these criteria: LT1496CS#PBF, LT1496HS#PBF, LT1496IS#PBF, and OPA4171AQDRQ1.
Parameter Comparison
| Parameter | OP484FSZ-REEL | LT1496CS#PBF | LT1496HS#PBF | LT1496IS#PBF | OPA4171AQDRQ1 |
|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Texas Instruments |
| Amplifier Type | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose |
| Number of Circuits | 4 | 4 | 4 | 4 | 4 |
| Output Type | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail |
| Slew Rate (V/µs) | 4 | 0.001 | 0.001 | 0.001 | 1.5 |
| Gain Bandwidth Product | 4.25 MHz | 2.7 kHz | 2.7 kHz | 2.7 kHz | 3 MHz |
| Current - Input Bias | 80 nA | 250 pA | 250 pA | 250 pA | 8 pA |
| Voltage - Input Offset (µV) | 250 | 200 | 200 | 200 | 250 |
| Current - Output / Channel (mA) | 10 | 1.5 | 1.5 | 1.5 | 35 |
| Voltage - Supply Span (Min) | 3 V | 2.2 V | 2.2 V | 2.2 V | 4.5 V |
| Voltage - Supply Span (Max) | 36 V | 36 V | 36 V | 36 V | 36 V |
| Operating Temperature | -40°C ~ 125°C | 0°C ~ 70°C | -40°C ~ 125°C | -40°C ~ 85°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Product Status | Active | Active | Active | Active | Active |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 3 (168 Hours) |
Engineering Selection Recommendations
LT1496HS#PBF is the primary substitute for applications requiring full temperature range operation (-40°C to 125°C) with extended moisture sensitivity tolerance. This part maintains identical supply voltage range compatibility and is ROHS3 compliant with Active product status.
LT1496IS#PBF is suitable for applications with operating temperature requirements up to 85°C. This part provides improved moisture sensitivity characteristics (MSL 1) compared to the OP484FSZ-REEL and is ROHS3 compliant with Active product status.
LT1496CS#PBF is applicable only for applications with operating temperature range limited to 0°C to 70°C. This part offers the lowest moisture sensitivity level (MSL 1) and is ROHS3 compliant with Active product status.
OPA4171AQDRQ1 is qualified for automotive applications requiring AEC-Q100 qualification and full temperature range operation (-40°C to 125°C). This part is manufactured by Texas Instruments and maintains ROHS3 compliance with Active product status. The minimum supply voltage requirement of 4.5 V restricts use in applications requiring 3 V minimum operation.
Frequently Asked Questions (FAQ)
Q: Can LT1496CS#PBF be used as a direct replacement for OP484FSZ-REEL?
A: LT1496CS#PBF is mechanically and functionally compatible in the 14-SOIC package. However, the operating temperature range is limited to 0°C to 70°C, compared to the OP484FSZ-REEL range of -40°C to 125°C. Selection depends on application temperature requirements.
Q: What is the primary difference between LT1496HS#PBF and LT1496IS#PBF?
A: Both parts are identical except for operating temperature range. LT1496HS#PBF operates from -40°C to 125°C, while LT1496IS#PBF operates from -40°C to 85°C. Selection depends on maximum operating temperature requirements.
Q: Is OPA4171AQDRQ1 suitable for all applications using OP484FSZ-REEL?
A: OPA4171AQDRQ1 is mechanically compatible in the 14-SOIC package and supports the full temperature range of -40°C to 125°C. However, the minimum supply voltage is 4.5 V, compared to 3 V for the OP484FSZ-REEL. Applications requiring 3 V operation cannot use this substitute.
Q: What does MSL (Moisture Sensitivity Level) indicate for component selection?
A: MSL indicates the maximum time a component can be exposed to moisture before soldering. MSL 1 (Unlimited) allows indefinite storage, while MSL 3 (168 Hours) requires soldering within 168 hours of moisture exposure. Selection depends on manufacturing and storage conditions.
Q: Are all substitute parts ROHS3 compliant?
A: All substitute parts listed are ROHS3 compliant and maintain Active product status, meeting current environmental and regulatory requirements.
Q: Can substitute parts be mixed in the same circuit board assembly?
A: All substitute parts maintain identical 14-SOIC package dimensions and pinout compatibility. Circuit board assembly can incorporate multiple substitute parts provided each part meets the specific operating requirements of its circuit location.
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