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OP497FS-REEL Equivalent & Substitute Parts
Part Overview
The OP497FS-REEL is a general purpose operational amplifier integrated circuit manufactured by Analog Devices Inc., configured as a 4-circuit device in a 16-SOIC surface mount package. This part is classified as obsolete, indicating discontinuation from active production. The OP497FS-REEL operates across a wide supply voltage range of 4V to 40V with an operating temperature range of -40°C to 85°C, making it suitable for diverse analog signal processing applications. Due to its obsolete status, identification of equivalent and substitute parts is necessary for design continuity, procurement alternatives, and long-term system reliability.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | OP497FS-REEL |
| Category | Linear, Amplifiers |
| Amplifier Type | General Purpose |
| Number of Circuits | 4 |
| Package / Case | 16-SOIC (0.295", 7.50mm Width) |
| Mounting Type | Surface Mount |
| Slew Rate | 0.15V/µs |
| Gain Bandwidth Product | 500 kHz |
| Current - Input Bias | 40 pA |
| Voltage - Input Offset | 40 µV |
| Current - Supply | 525µA (x4 Channels) |
| Current - Output / Channel | 25 mA |
| Voltage - Supply Span (Min) | 4 V |
| Voltage - Supply Span (Max) | 40 V |
| Operating Temperature | -40°C ~ 85°C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Product Status | Obsolete |
Substitute Part Grouping Explanation
Substitution of the OP497FS-REEL is determined by alignment of critical electrical and mechanical parameters. The primary substitution criteria include:
Mechanical Compatibility:
- Package type: 16-SOIC surface mount configuration
- Physical dimensions: 0.295" width, 7.50mm width specification
- Pin count and layout: 16-pin SOIC standard
Electrical Compatibility:
- Number of circuits: 4-circuit configuration
- Supply voltage range: Minimum 4V to maximum 40V operation
- Operating temperature range: -40°C to 85°C
- Input bias current: 40 pA specification
- Input offset voltage: 40 µV specification
- Output current per channel: 25 mA capability
- Slew rate: 0.15V/µs performance
- Gain bandwidth product: 500 kHz specification
Substitute parts are classified into two categories: direct substitutes with identical electrical specifications and similar substitutes with comparable but enhanced performance characteristics. Direct substitutes maintain the same amplifier type (general purpose) and electrical parameters. Similar substitutes may feature different amplifier types (J-FET) or enhanced performance metrics while maintaining mechanical compatibility and core functional equivalence.
Parameter Comparison
| Parameter | OP497FS-REEL | OP497FSZ-REEL | LT1058ISW | LT1058ISW#PBF | LT1058ISW#TRPBF | LT1058SW#PBF | LT1058SW#TRPBF | LT1125CSW | LT1125CSW#PBF | LT1125CSW#TRPBF | LT1127CSW#PBF |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Amplifier Type | General Purpose | General Purpose | J-FET | J-FET | J-FET | J-FET | J-FET | General Purpose | General Purpose | General Purpose | General Purpose |
| Number of Circuits | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Package / Case | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Slew Rate | 0.15V/µs | 0.15V/µs | 13V/µs | 13V/µs | 13V/µs | 13V/µs | 13V/µs | 4.5V/µs | 4.5V/µs | 4.5V/µs | 11V/µs |
| Gain Bandwidth Product | 500 kHz | 500 kHz | 5 MHz | 5 MHz | 5 MHz | 5 MHz | 5 MHz | 12.5 MHz | 12.5 MHz | 12.5 MHz | 65 MHz |
| Current - Input Bias | 40 pA | 40 pA | 10 pA | 10 pA | 10 pA | 10 pA | 10 pA | 8 nA | 8 nA | 8 nA | 8 nA |
| Voltage - Input Offset | 40 µV | 40 µV | 350 µV | 350 µV | 350 µV | 350 µV | 350 µV | 30 µV | 30 µV | 30 µV | 30 µV |
| Current - Supply | 525µA (x4) | 525µA (x4) | 1.7mA (x4) | 1.7mA (x4) | 1.7mA (x4) | 1.7mA (x4) | 1.7mA (x4) | 2.3mA (x4) | 2.3mA (x4) | 2.3mA (x4) | 2.6mA (x4) |
| Voltage - Supply Span (Min) | 4 V | 4 V | 20 V | 20 V | 20 V | 20 V | 20 V | 8 V | 8 V | 8 V | 8 V |
| Voltage - Supply Span (Max) | 40 V | 40 V | 36 V | 36 V | 36 V | 36 V | 36 V | 44 V | 44 V | 44 V | 36 V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | -40°C ~ 85°C |
| Product Status | Obsolete | Active | Active | Active | Active | Active | Active | Active | Active | Active | Last Time Buy |
| RoHS Status | Not Specified | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| REACH Status | Not Specified | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
Direct Substitution (Identical Electrical Specifications):
The OP497FSZ-REEL represents the direct substitute for the OP497FS-REEL. Both parts maintain identical electrical specifications including slew rate of 0.15V/µs, gain bandwidth product of 500 kHz, input bias current of 40 pA, and input offset voltage of 40 µV. The OP497FSZ-REEL is classified as active product status with ROHS3 compliance and REACH unaffected certification, providing regulatory compliance advantages over the obsolete OP497FS-REEL. This part is available in Cut Tape and Digi-Reel packaging options with 20,600 units in stock inventory.
Similar Substitution (Enhanced Performance Characteristics):
The LT1058 series (LT1058ISW, LT1058ISW#PBF, LT1058ISW#TRPBF, LT1058SW#PBF, LT1058SW#TRPBF) provides J-FET amplifier technology with enhanced slew rate of 13V/µs and gain bandwidth product of 5 MHz. These parts maintain mechanical compatibility through 16-SOIC packaging and 4-circuit configuration. Operating temperature range of -40°C to 85°C is supported by LT1058ISW variants. Supply voltage minimum requirement increases to 20V, which may require circuit design consideration. All LT1058 variants carry active product status with ROHS3 compliance and REACH unaffected certification.
The LT1125 series (LT1125CSW, LT1125CSW#PBF, LT1125CSW#TRPBF) offers general purpose amplifier technology with slew rate of 4.5V/µs and gain bandwidth product of 12.5 MHz. Supply voltage range extends to 44V maximum, providing broader operational flexibility. Operating temperature range is limited to 0°C to 70°C. All LT1125 variants are active products with ROHS3 compliance and REACH unaffected certification.
The LT1127CSW#PBF provides general purpose amplifier technology with enhanced slew rate of 11V/µs and gain bandwidth product of 65 MHz. This part supports the full operating temperature range of -40°C to 85°C and carries last time buy product status with ROHS3 compliance and REACH unaffected certification.
All substitute parts maintain MSL rating of 1 (Unlimited) and are manufactured by Analog Devices Inc., ensuring design continuity and supply chain reliability.
Frequently Asked Questions (FAQ)
Q: Can the OP497FSZ-REEL be used as a direct replacement for the OP497FS-REEL?
A: Yes. The OP497FSZ-REEL is a direct substitute with identical electrical specifications. Both parts feature 0.15V/µs slew rate, 500 kHz gain bandwidth product, 40 pA input bias current, and 40 µV input offset voltage. The OP497FSZ-REEL is active product status with ROHS3 compliance, providing regulatory advantages over the obsolete OP497FS-REEL.
Q: What are the key differences between the OP497FS-REEL and LT1058 series substitutes?
A: The LT1058 series uses J-FET amplifier technology compared to the general purpose design of the OP497FS-REEL. LT1058 parts provide significantly higher slew rate (13V/µs versus 0.15V/µs) and gain bandwidth product (5 MHz versus 500 kHz). However, LT1058 parts require minimum supply voltage of 20V compared to 4V for the OP497FS-REEL. All LT1058 variants maintain 16-SOIC packaging and 4-circuit configuration for mechanical compatibility.
Q: Are the LT1125 series parts suitable substitutes for the OP497FS-REEL?
A: The LT1125 series provides general purpose amplifier technology with enhanced performance characteristics. Slew rate is 4.5V/µs and gain bandwidth product is 12.5 MHz. Supply voltage range extends to 44V maximum. Operating temperature range is limited to 0°C to 70°C, which may restrict use in applications requiring -40°C operation. All LT1125 variants maintain 16-SOIC packaging and 4-circuit configuration.
Q: What packaging options are available for substitute parts?
A: The OP497FSZ-REEL is available in Cut Tape (CT) and Digi-Reel packaging. LT1058 series parts are available in Tube (LT1058ISW#PBF, LT1058SW#PBF) and Tape & Reel (LT1058ISW#TRPBF, LT1058SW#TRPBF) configurations. LT1125 series parts are available in Tube (LT1125CSW#PBF) and Tape & Reel (LT1125CSW#TRPBF) configurations. LT1127CSW#PBF is available in Tube packaging. All parts maintain 16-SOIC surface mount configuration.
Q: Do all substitute parts meet RoHS and REACH compliance requirements?
A: All substitute parts listed carry ROHS3 compliance and REACH unaffected certification. The original OP497FS-REEL does not specify RoHS or REACH status. Substitution with any listed part ensures regulatory compliance for new designs and procurement requirements.
Q: What is the inventory status of substitute parts?
A: OP497FSZ-REEL has 20,600 units in stock. LT1058ISW has 3,700 units. LT1058ISW#PBF has 1,429 units. LT1058ISW#TRPBF has 2,100 units. LT1058SW#PBF has 1,494 units. LT1058SW#TRPBF has 2,200 units. LT1125CSW has 3,900 units. LT1125CSW#PBF has 2,420 units. LT1125CSW#TRPBF has 3,558 units. LT1127CSW#PBF has 1,098 units.
Q: Which substitute part is recommended for applications requiring -40°C to 85°C operation?
A: The OP497FSZ-REEL, LT1058ISW, LT1058ISW#PBF, LT1058ISW#TRPBF, and LT1127CSW#PBF all support the full -40°C to 85°C operating temperature range. The OP497FSZ-REEL provides identical electrical specifications to the original part. LT1058 variants offer enhanced slew rate and bandwidth. LT1127CSW#PBF provides the highest gain bandwidth product at 65 MHz.
Q: Can LT1058 series parts be used in applications with supply voltages below 20V?
A: No. LT1058 series parts require minimum supply voltage of 20V. Applications requiring operation at 4V minimum supply voltage must use the OP497FSZ-REEL or LT1125 series parts, which support 4V and 8V minimum supply voltages respectively.
Q: What is the significance of the LT1127CSW#PBF last time buy status?
A: Last time buy status indicates that the LT1127CSW#PBF will be discontinued after current inventory is depleted. This part should not be selected for new long-term designs. The OP497FSZ-REEL or LT1125 series parts are recommended for new designs requiring active product status and long-term availability.
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