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TLE2022IDR Equivalent & Substitute Parts
Part Overview
The TLE2022IDR is a general purpose operational amplifier manufactured by Texas Instruments, configured as a dual-channel (2 circuit) device in an 8-SOIC surface mount package. This Excalibur™ series component is classified as Active product status and is RoHS3 compliant. The TLE2022IDR is designed for applications requiring low-cost, general purpose amplification with moderate bandwidth and slew rate characteristics. Substitute parts are identified when equivalent functional performance can be achieved within the specified electrical and mechanical parameter ranges, or when alternative package configurations are required for design flexibility or supply chain optimization.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | — |
| Number of Circuits | 2 | — |
| Slew Rate | 0.65 | V/µs |
| Gain Bandwidth Product | 2.8 | MHz |
| Current - Input Bias | 35 | nA |
| Voltage - Input Offset | 150 | µV |
| Current - Supply (x2 Channels) | 550 | µA |
| Current - Output / Channel | 30 | mA |
| Voltage - Supply Span (Min) | 4 | V |
| Voltage - Supply Span (Max) | 40 | V |
| Operating Temperature | -40 to 85 | °C |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | — |
| Mounting Type | Surface Mount | — |
| RoHS Status | ROHS3 Compliant | — |
Substitute Part Grouping Explanation
Substitute parts for the TLE2022IDR are identified based on the following critical parameters that determine functional equivalence:
Primary Substitution Criteria:
- Number of circuits: 2 (dual-channel requirement)
- Package compatibility: 8-SOIC surface mount form factor
- Supply voltage range: Minimum 4V to 5V, Maximum 36V to 40V
- Operating temperature range: -40°C minimum, 85°C or higher maximum
- Product status: Active
- Compliance: RoHS3 compliant
Secondary Consideration Parameters:
- Slew rate (0.65 V/µs baseline)
- Gain bandwidth product (2.8 MHz baseline)
- Input bias current (35 nA baseline)
- Input offset voltage (150 µV baseline)
- Supply current and output current capabilities
Substitute parts are grouped into two categories based on amplifier type and performance characteristics:
Category 1: Voltage Feedback Amplifiers (AD826 Series) These parts feature significantly higher slew rate (350 V/µs) and gain bandwidth product (50 MHz), representing enhanced performance alternatives. The AD826 series maintains 8-SOIC package compatibility and dual-channel configuration with supply voltage ranges of 5V to 36V.
Category 2: J-FET Input Amplifiers (ADTL082 Series) These parts feature J-FET input stages with extremely low input bias current (2 pA) and moderate slew rate (20 V/µs). The ADTL082 series is available in 8-SOIC package with extended operating temperature range (-40°C to 125°C) and supply voltage range of 8V to 36V.
Category 3: General Purpose Amplifiers (ISL28227 Series) This part maintains general purpose amplifier classification with improved specifications including higher slew rate (3.6 V/µs), higher gain bandwidth product (10 MHz), and extremely low input bias current (1 nA). The ISL28227 is available in 8-SOIC package with extended operating temperature range (-40°C to 125°C) and supply voltage range of 4.5V to 40V.
Parameter Comparison
| Parameter | TLE2022IDR | AD826ANZ | AD826ARZ / ARZ-REEL / ARZ-REEL7 | ADTL082ARMZ / ARZ / ARZ-REEL / ARZ-REEL7 | ISL28227FBZ |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Renesas Electronics |
| Amplifier Type | General Purpose | Voltage Feedback | Voltage Feedback | J-FET | General Purpose |
| Number of Circuits | 2 | 2 | 2 | 2 | 2 |
| Slew Rate (V/µs) | 0.65 | 350 | 350 | 20 | 3.6 |
| Gain Bandwidth Product (MHz) | 2.8 | 50 | 50 | 5 | 10 |
| Current - Input Bias | 35 nA | 3.3 µA | 3.3 µA | 2 pA | 1 nA |
| Voltage - Input Offset | 150 µV | 500 µV | 500 µV | 1.5 mV | 10 µV |
| Current - Supply (x2 Channels) | 550 µA | 6.6 mA | 6.6 mA | 1.2 mA | 2.2 mA |
| Current - Output / Channel (mA) | 30 | 50 | 50 | 27 | 45 |
| Voltage - Supply Span (Min) | 4 V | 5 V | 5 V | 8 V | 4.5 V |
| Voltage - Supply Span (Max) | 40 V | 36 V | 36 V | 36 V | 40 V |
| Operating Temperature (°C) | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 125 | -40 to 125 |
| Package / Case | 8-SOIC | 8-DIP | 8-SOIC | 8-SOIC / 8-MSOP | 8-SOIC |
| Mounting Type | Surface Mount | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Product Status | Active | Active | Active | Active | Active |
Engineering Selection Recommendations
For Direct Surface Mount 8-SOIC Replacement (Pin-Compatible):
The AD826ARZ, AD826ARZ-REEL, and AD826ARZ-REEL7 provide direct 8-SOIC package compatibility with the TLE2022IDR. These parts are suitable when higher performance specifications are acceptable, including significantly elevated slew rate (350 V/µs) and gain bandwidth product (50 MHz). All AD826 variants maintain RoHS3 compliance and Active product status. The supply voltage range of 5V to 36V is compatible with applications using the TLE2022IDR's 4V to 40V range, provided the minimum supply voltage requirement of 5V is met in the circuit design.
For Enhanced General Purpose Performance with Extended Temperature Range:
The ISL28227FBZ maintains general purpose amplifier classification while providing improved electrical characteristics including higher slew rate (3.6 V/µs), higher gain bandwidth product (10 MHz), and significantly lower input offset voltage (10 µV). This part is available in 8-SOIC package with extended operating temperature range (-40°C to 125°C) and supply voltage range of 4.5V to 40V, which fully encompasses the TLE2022IDR specifications. RoHS3 compliance and Active product status are confirmed.
For Ultra-Low Input Bias Current Applications:
The ADTL082ARZ and ADTL082ARZ-REEL variants provide J-FET input stages with extremely low input bias current (2 pA) in 8-SOIC package. These parts are suitable for high-impedance signal conditioning applications. Extended operating temperature range (-40°C to 125°C) is available. Supply voltage minimum requirement of 8V must be verified against circuit design specifications. RoHS3 compliance and Active product status are confirmed.
For Through-Hole PCB Assembly:
The AD826ANZ provides 8-DIP through-hole package configuration with equivalent electrical specifications to the AD826ARZ series. This option is applicable only when through-hole mounting is required; direct pin-for-pin replacement with the TLE2022IDR surface mount package is not possible.
All substitute parts listed maintain RoHS3 compliance, Active product status, and EAR99 export classification consistent with the TLE2022IDR.
Frequently Asked Questions (FAQ)
Q: Can the AD826ARZ be used as a direct replacement for the TLE2022IDR in existing PCB designs?
A: The AD826ARZ shares the same 8-SOIC surface mount package footprint and pinout as the TLE2022IDR, enabling direct PCB replacement. However, the significantly higher slew rate (350 V/µs vs. 0.65 V/µs) and gain bandwidth product (50 MHz vs. 2.8 MHz) may affect circuit behavior in applications sensitive to these parameters. Circuit validation is necessary to confirm functional equivalence in the specific application.
Q: What is the minimum supply voltage requirement difference between the TLE2022IDR and substitute parts?
A: The TLE2022IDR operates at minimum 4V supply voltage. The AD826 series requires minimum 5V, the ADTL082 series requires minimum 8V, and the ISL28227 requires minimum 4.5V. Applications operating at 4V supply voltage are compatible only with the TLE2022IDR or ISL28227. Applications requiring 4V to 5V operation cannot use the AD826 or ADTL082 series without circuit redesign.
Q: Are the ADTL082 variants suitable for low-supply-voltage applications?
A: The ADTL082 series requires minimum 8V supply voltage, making these parts unsuitable for applications operating below 8V. The TLE2022IDR, AD826 series (5V minimum), and ISL28227 (4.5V minimum) are appropriate for lower supply voltage applications.
Q: What packaging options are available for surface mount assembly?
A: Surface mount 8-SOIC package options include: TLE2022IDR (Cut Tape & Digi-Reel), AD826ARZ (Tube), AD826ARZ-REEL (Cut Tape & Digi-Reel), AD826ARZ-REEL7 (Cut Tape & Digi-Reel), ADTL082ARMZ (Tube), ADTL082ARMZ-REEL (Cut Tape & Digi-Reel), ADTL082ARZ (Tube), ADTL082ARZ-REEL (Cut Tape & Digi-Reel), ADTL082ARZ-REEL7 (Cut Tape & Digi-Reel), and ISL28227FBZ (Tube).
Q: Which substitute part offers the lowest input offset voltage?
A: The ISL28227FBZ provides the lowest input offset voltage at 10 µV, compared to the TLE2022IDR at 150 µV. This characteristic is beneficial for precision analog signal conditioning applications requiring minimal DC offset errors.
Q: Is the AD826ANZ suitable for surface mount PCB assembly?
A: The AD826ANZ is configured in 8-DIP through-hole package and is not suitable for surface mount PCB assembly. The AD826ARZ, AD826ARZ-REEL, and AD826ARZ-REEL7 variants provide equivalent electrical specifications in 8-SOIC surface mount package.
Q: What is the operating temperature range difference between the TLE2022IDR and substitute parts?
A: The TLE2022IDR operates from -40°C to 85°C. The AD826 series matches this range (-40°C to 85°C). The ADTL082 series and ISL28227 extend the upper limit to 125°C, providing enhanced thermal performance for high-temperature applications.
Q: Can the ISL28227FBZ replace the TLE2022IDR in all applications?
A: The ISL28227FBZ maintains general purpose amplifier classification with improved specifications and is available in 8-SOIC package. The supply voltage range (4.5V to 40V) fully encompasses the TLE2022IDR range (4V to 40V). The extended operating temperature range (-40°C to 125°C) provides additional capability. Circuit validation is recommended to confirm functional equivalence, particularly regarding the higher slew rate (3.6 V/µs vs. 0.65 V/µs) and gain bandwidth product (10 MHz vs. 2.8 MHz).
Q: What is the input bias current difference between the TLE2022IDR and ADTL082 series?
A: The TLE2022IDR has input bias current of 35 nA. The ADTL082 series features J-FET input stages with input bias current of 2 pA, representing approximately 17,500 times lower bias current. This characteristic is advantageous for high-impedance signal conditioning and precision measurement applications.
Q: Are all substitute parts RoHS3 compliant?
A: Yes, all substitute parts listed (AD826 series, ADTL082 series, and ISL28227) are RoHS3 compliant, consistent with the TLE2022IDR compliance status.
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