TLC072IDR Equivalent & Substitute Parts

Part Overview

The TLC072IDR 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 device is classified as Active product status and is ROHS3 compliant. The TLC072IDR serves applications requiring low-power, general-purpose amplification with moderate bandwidth characteristics. Substitute parts are identified when design requirements necessitate alternative performance characteristics, different packaging formats, or enhanced specifications within compatible electrical operating ranges.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	2	—
Slew Rate	19	V/µs
Gain Bandwidth Product	10	MHz
Current - Input Bias	1.5	pA
Voltage - Input Offset	390	µV
Current - Supply (x2 Channels)	2.1	mA
Current - Output / Channel	57	mA
Voltage - Supply Span (Min)	4.5	V
Voltage - Supply Span (Max)	16	V
Operating Temperature	-40 to 125	°C
Mounting Type	Surface Mount	—
Package / Case	8-SOIC (0.154", 3.90mm Width)	—

Substitute Part Grouping Explanation

Substitute parts for the TLC072IDR are identified based on the following criteria:

Electrical Compatibility Parameters:

Number of circuits: 2 (dual-channel configuration maintained)
Mounting type: Surface mount
Package compatibility: 8-SOIC or 8-MSOP (mechanically compatible with 8-SOIC footprints in many applications)
Supply voltage range: Minimum 3V to 6V; Maximum 12V to 16V (overlapping operational ranges)
Operating temperature: -40°C to 85°C or -40°C to 125°C

Performance Differentiation: Substitute parts are categorized into two functional classes:

Current Feedback Amplifiers (AD8002, AD8008, AD8012 series): These devices offer significantly higher slew rates (1000V/µs to 2250V/µs) and bandwidth characteristics (350 MHz to 600 MHz) compared to the general-purpose TLC072IDR (19V/µs, 10 MHz). These substitutes are applicable when high-speed signal processing is required.
Package Variants: Identical electrical specifications available in different packaging formats (Tube, Cut Tape, Tape & Reel) to accommodate procurement and assembly requirements.

Key Substitution Constraints:

All substitutes maintain dual-channel (2 circuit) configuration
All substitutes are ROHS3 compliant and MSL Level 1
All substitutes are Active product status
Supply voltage ranges must overlap with application requirements
Operating temperature range must meet or exceed application specifications

Parameter Comparison

Parameter	TLC072IDR	AD8002ARZ	AD8002ARZ-R7	AD8008ARZ	AD8008ARZ-REEL7	AD8012ARZ
Manufacturer	Texas Instruments	Analog Devices	Analog Devices	Analog Devices	Analog Devices	Analog Devices
Amplifier Type	General Purpose	Current Feedback	Current Feedback	Current Feedback	Current Feedback	Current Feedback
Number of Circuits	2	2	2	2	2	2
Slew Rate (V/µs)	19	1200	1200	1000	1000	2250
-3dB Bandwidth (MHz)	10	600	600	500	500	350
Current - Input Bias (µA)	0.0000015	5	5	4	4	3
Voltage - Input Offset (mV)	0.39	2	2	0.5	0.5	1.5
Current - Supply (mA, x2 Channels)	2.1	10	10	9	9	1.7
Current - Output / Channel (mA)	57	70	70	130	130	125
Voltage - Supply Span Min (V)	4.5	6	6	5	5	3
Voltage - Supply Span Max (V)	16	12	12	12	12	12
Operating Temperature (°C)	-40 to 125	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Compliance and Certification Basis:

All substitute parts listed maintain Active product status and ROHS3 compliance, ensuring long-term availability and environmental regulatory adherence equivalent to the TLC072IDR. All devices carry MSL Level 1 (Unlimited) moisture sensitivity classification and REACH Unaffected status, indicating consistent handling and storage requirements.

Supply Voltage Consideration:

The TLC072IDR operates across 4.5V to 16V supply range. Substitute parts operate within narrower ranges (3V to 12V for AD8012ARZ; 5V to 12V for AD8008 series; 6V to 12V for AD8002 series). Selection requires verification that application supply voltages fall within the substitute device's specified range.

Operating Temperature Range:

The TLC072IDR supports -40°C to 125°C operation. All listed substitutes support -40°C to 85°C. Applications requiring operation above 85°C are incompatible with these substitutes.

Packaging Format Selection:

8-SOIC Package: AD8002ARZ, AD8002ARZ-R7, AD8008ARZ, AD8008ARZ-REEL7, AD8012ARZ provide direct footprint compatibility with TLC072IDR
8-MSOP Package: AD8002ARMZ, AD8002ARMZ-REEL7, AD8008ARMZ, AD8012ARMZ, AD8012ARMZ-REEL7 require PCB layout modification but offer smaller physical dimensions

Procurement Format:

Tube packaging: Standard for low-volume applications
Cut Tape (CT) & Digi-Reel: Suitable for semi-automated assembly
Tape & Reel (TR): Required for high-volume automated pick-and-place assembly

Frequently Asked Questions (FAQ)

Q: Can AD8002ARZ directly replace TLC072IDR in all applications?

A: Direct replacement is limited to applications where: (1) supply voltage remains between 6V and 12V, (2) operating temperature does not exceed 85°C, and (3) the higher slew rate (1200V/µs vs. 19V/µs) and bandwidth (600 MHz vs. 10 MHz) do not introduce stability issues in the circuit design. Circuit re-evaluation is required.

Q: What is the primary difference between AD8002, AD8008, and AD8012 series?

A: These are current feedback amplifier architectures with different performance trade-offs. AD8012ARZ offers the highest slew rate (2250V/µs) and lowest supply current (1.7mA x2 channels) but operates at 350 MHz bandwidth. AD8002ARZ provides 600 MHz bandwidth at 1200V/µs slew rate. AD8008ARZ balances 500 MHz bandwidth with 1000V/µs slew rate. Selection depends on bandwidth and power consumption requirements.

Q: Are 8-SOIC and 8-MSOP packages interchangeable?

A: No. While both are 8-pin surface mount packages, they have different footprints. 8-SOIC (0.154" width) and 8-MSOP (0.118" width) require different PCB pad layouts. Mechanical compatibility does not exist without PCB redesign.

Q: Why does TLC072IDR support higher maximum supply voltage (16V) than substitutes (12V)?

A: This reflects different design architectures. General-purpose amplifiers like TLC072IDR are optimized for wider supply ranges. Current feedback amplifiers (AD8002/AD8008/AD8012) are optimized for high-speed operation and typically operate at lower maximum supply voltages. Application supply voltage must be verified against the selected substitute's specification.

Q: Can I use AD8012ARZ in a -40°C to 125°C temperature range application?

A: No. AD8012ARZ is specified for -40°C to 85°C operation only. Applications requiring operation above 85°C must retain TLC072IDR or identify alternative devices with extended temperature ratings.

Q: What does "Current Feedback" architecture mean compared to "General Purpose"?

A: General Purpose amplifiers (TLC072IDR) use voltage feedback topology, providing stable gain across frequency ranges but with moderate bandwidth and slew rate. Current Feedback amplifiers (AD8002/AD8008/AD8012) use transimpedance topology, delivering higher slew rates and bandwidth but with different frequency response characteristics. Circuit design implications differ significantly.

Q: Are all listed substitutes ROHS3 compliant?

A: Yes. All substitute parts carry ROHS3 Compliant status, matching the TLC072IDR compliance level. All are MSL Level 1 (Unlimited) and REACH Unaffected.

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