TLV2422IDR Equivalent & Substitute Parts

Part Overview

The TLV2422IDR is a general-purpose operational amplifier manufactured by Texas Instruments, featuring dual circuits in an 8-SOIC surface-mount package. This device is classified as a Last Time Buy product, indicating discontinued production with limited inventory availability. The TLV2422IDR operates as a rail-to-rail output amplifier suitable for low-power applications requiring dual-channel amplification in compact form factors. Due to its Last Time Buy status, identifying functionally equivalent substitute parts is essential for design continuity and long-term supply chain planning.

Key Parameters

Parameter	Value	Unit
Manufacturer	Texas Instruments	—
Part Number	TLV2422IDR	—
Category	Linear, Amplifiers	—
Amplifier Type	General Purpose	—
Number of Circuits	2	—
Output Type	Rail-to-Rail	—
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Voltage - Supply Span (Min)	2.7	V
Voltage - Supply Span (Max)	10	V
Operating Temperature	-40 to 85	°C
Slew Rate	0.02	V/µs
Gain Bandwidth Product	5.3	MHz
Current - Input Bias	1	pA
Voltage - Input Offset	300	µV
Current - Supply	100 (x2 Channels)	µA
Current - Output / Channel	50	mA
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Product Status	Last Time Buy	—

Substitute Part Grouping Explanation

Substitution of the TLV2422IDR is determined by strict adherence to the following electrical and mechanical parameters:

Critical Matching Parameters:

Package / Case: 8-SOIC (0.154", 3.90mm Width) — pinout and footprint compatibility
Number of Circuits: 2 — dual-channel configuration
Output Type: Rail-to-Rail — output swing capability
Amplifier Type: General Purpose — functional classification
Mounting Type: Surface Mount — assembly compatibility

Allowable Parameter Variations: Substitute parts may exceed the TLV2422IDR in the following parameters without compromising functionality:

Slew Rate: Higher values are acceptable
Gain Bandwidth Product: Higher values are acceptable
Current - Input Bias: Higher values are acceptable
Voltage - Input Offset: Higher values are acceptable
Current - Supply: Higher values are acceptable
Current - Output / Channel: Higher values are acceptable
Voltage - Supply Span (Max): Higher maximum voltage is acceptable
Operating Temperature (Max): Higher maximum temperature is acceptable

Non-Negotiable Constraints:

Voltage - Supply Span (Min) must not exceed 2.7 V
Voltage - Supply Span (Max) must be at least 10 V to maintain compatibility with TLV2422IDR supply range
Operating Temperature (Min) must not exceed -40°C
All parts must maintain 8-SOIC package format and surface-mount configuration
RoHS3 compliance required

Parameter Comparison

Parameter	TLV2422IDR	TLV9102IDR	AD8529ARZ	AD8529ARZ-REEL	MCP6H82-E/SN	TS922ID	TS922IDT	TS922IYDT
Manufacturer	Texas Instruments	Texas Instruments	Analog Devices Inc.	Analog Devices Inc.	Microchip Technology	STMicroelectronics	STMicroelectronics	STMicroelectronics
Number of Circuits	2	2	2	2	2	2	2	2
Output Type	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC
Voltage - Supply Span (Min)	2.7 V	2.7 V	2.7 V	2.7 V	3.5 V	2.7 V	2.7 V	2.7 V
Voltage - Supply Span (Max)	10 V	16 V	12 V	12 V	12 V	12 V	12 V	12 V
Operating Temperature (Min)	-40°C	-40°C	-40°C	-40°C	-40°C	-40°C	-40°C	-40°C
Operating Temperature (Max)	85°C	125°C	125°C	125°C	125°C	125°C	125°C	125°C
Slew Rate	0.02 V/µs	4.5 V/µs	2.9 V/µs	2.9 V/µs	5 V/µs	1.3 V/µs	1.3 V/µs	1.3 V/µs
Gain Bandwidth Product	5.3 MHz	1.1 MHz	8 MHz	8 MHz	5.5 MHz	4 MHz	4 MHz	4 MHz
Current - Input Bias	1 pA	10 pA	300 nA	300 nA	10 pA	15 nA	15 nA	15 nA
Voltage - Input Offset	300 µV	300 µV	600 µV	600 µV	1 mV	3 mV	3 mV	3 mV
Current - Supply	100 µA (x2)	115 µA (x2)	600 µA (x2)	600 µA (x2)	700 µA (x2)	2 mA	2 mA	2 mA
Current - Output / Channel	50 mA	80 mA	25 mA	25 mA	55 mA	80 mA	80 mA	80 mA
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Last Time Buy	Active	Active	Active	Obsolete	Active	Active	Active

Engineering Selection Recommendations

Tier 1 — Recommended Active Substitutes (Highest Compatibility):

TLV9102IDR (Texas Instruments): Maintains manufacturer continuity within the Texas Instruments product line. Exceeds TLV2422IDR performance in slew rate (4.5 V/µs vs. 0.02 V/µs) and maximum supply voltage (16 V vs. 10 V). Extended operating temperature range (-40°C to 125°C) provides broader application scope. Active product status ensures long-term availability. ROHS3 compliant. Suitable for direct substitution in applications where higher slew rate and extended temperature range are beneficial or neutral.

TS922IDT and TS922IYDT (STMicroelectronics): Both variants maintain identical electrical specifications with automotive-grade qualification (AEC-Q100). TS922IDT supplied in Cut Tape & Digi-Reel® packaging (107,900 pcs inventory); TS922IYDT in Cut Tape & Digi-Reel® packaging (42,800 pcs inventory). Extended operating temperature range (-40°C to 125°C). Higher output current capability (80 mA vs. 50 mA). Active product status with substantial inventory. ROHS3 compliant. Automotive qualification provides additional reliability assurance for demanding applications.

Tier 2 — Compatible Active Substitutes (Acceptable with Application Review):

AD8529ARZ and AD8529ARZ-REEL (Analog Devices Inc.): Both variants share identical electrical specifications. Higher gain bandwidth product (8 MHz vs. 5.3 MHz) and slew rate (2.9 V/µs vs. 0.02 V/µs). Maximum supply voltage 12 V accommodates TLV2422IDR supply range. Extended operating temperature range (-40°C to 125°C). Lower output current per channel (25 mA vs. 50 mA) — verify application current requirements. Higher input bias current (300 nA vs. 1 pA) — assess impact on precision applications. Active product status. ROHS3 compliant. Suitable for applications where higher bandwidth and slew rate are advantageous and output current requirements do not exceed 25 mA per channel.

Tier 3 — Obsolete Substitute (Not Recommended for New Designs):

MCP6H82-E/SN (Microchip Technology): Marked as Obsolete product status. Minimum supply voltage 3.5 V exceeds TLV2422IDR minimum of 2.7 V, restricting low-voltage application compatibility. Higher input offset voltage (1 mV vs. 300 µV) and supply current (700 µA vs. 100 µA). Inventory limited (1,285 pcs). ROHS3 compliant. Not recommended for new designs or long-term supply planning due to obsolete status and supply constraints.

Supply Chain Considerations:

TLV2422IDR: Last Time Buy status with 3,800 pcs inventory — immediate action required for long-term designs
TLV9102IDR: 125,096 pcs inventory — highest availability among active substitutes
TS922IDT: 107,900 pcs inventory — strong availability with automotive qualification
TS922IYDT: 42,800 pcs inventory — adequate availability with automotive qualification
AD8529ARZ: 3,683 pcs inventory (Tube packaging)
AD8529ARZ-REEL: 3,572 pcs inventory (Cut Tape & Digi-Reel® packaging)

Frequently Asked Questions (FAQ)

Q1: Can I directly replace TLV2422IDR with TLV9102IDR without circuit modifications?

A: Yes. Both devices share identical package (8-SOIC), pinout, dual-circuit configuration, and rail-to-rail output type. TLV9102IDR exceeds TLV2422IDR specifications in slew rate and maximum supply voltage, making it a direct functional substitute. No circuit modifications are required. Verify that your application does not depend on the TLV2422IDR's specific low slew rate (0.02 V/µs) as a design constraint.

Q2: What is the key difference between TS922ID, TS922IDT, and TS922IYDT?

A: All three variants share identical electrical specifications and automotive qualification (AEC-Q100). The differences are packaging and inventory:

TS922ID: Tube packaging, 18,832 pcs inventory
TS922IDT: Cut Tape & Digi-Reel® packaging, 107,900 pcs inventory
TS922IYDT: Cut Tape & Digi-Reel® packaging, 42,800 pcs inventory

Select based on your assembly process requirements (tube vs. tape & reel) and inventory availability.

Q3: Why does MCP6H82-E/SN show as Obsolete?

A: MCP6H82-E/SN is classified as Obsolete by Microchip Technology, indicating end-of-life status with no new production. Additionally, its minimum supply voltage (3.5 V) is incompatible with TLV2422IDR applications requiring 2.7 V minimum operation. This part is not recommended for new designs or long-term supply planning.

Q4: Can I use AD8529ARZ in a 2.7 V supply application?

A: Yes. AD8529ARZ supports minimum supply voltage of 2.7 V, matching TLV2422IDR. However, verify that the higher input bias current (300 nA vs. 1 pA) and lower output current per channel (25 mA vs. 50 mA) are acceptable for your specific application. The higher gain bandwidth product (8 MHz vs. 5.3 MHz) may introduce different frequency response characteristics.

Q5: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed (TLV9102IDR, AD8529ARZ, AD8529ARZ-REEL, MCP6H82-E/SN, TS922ID, TS922IDT, TS922IYDT) are ROHS3 compliant, matching the TLV2422IDR compliance status.

Q6: Which substitute offers the best long-term availability?

A: TLV9102IDR offers the highest inventory (125,096 pcs) among active substitutes, followed by TS922IDT (107,900 pcs). Both are classified as Active products with no end-of-life announcements. For automotive applications, TS922IDT or TS922IYDT provide AEC-Q100 qualification with substantial inventory.

Q7: What is the impact of higher slew rate in substitute parts?

A: Higher slew rate (e.g., 4.5 V/µs in TLV9102IDR vs. 0.02 V/µs in TLV2422IDR) enables faster output voltage transitions. This is beneficial for high-frequency signal processing and transient response. If your application specifically requires the low slew rate of TLV2422IDR to limit noise or control signal rise time, verify that substitute parts' higher slew rates do not introduce unintended effects.

Q8: Can I use TS922 variants in non-automotive applications?

A: Yes. TS922 variants (TS922ID, TS922IDT, TS922IYDT) are automotive-qualified (AEC-Q100) but are fully functional in non-automotive applications. Automotive qualification indicates enhanced reliability and testing standards, making these parts suitable for any general-purpose amplifier application.

Q9: What packaging format should I select for high-volume assembly?

A: For high-volume surface-mount assembly, select Cut Tape & Digi-Reel® packaging (TLV9102IDR, TS922IDT, TS922IYDT, AD8529ARZ-REEL). This format integrates directly with automated pick-and-place equipment. Tube packaging (TS922ID, AD8529ARZ, MCP6H82-E/SN) is suitable for lower-volume or manual assembly processes.

Q10: How do I verify electrical compatibility before design release?

A: Compare the substitute part's electrical specifications against your circuit's requirements in these areas: (1) Supply voltage range — ensure substitute minimum ≤ 2.7 V and maximum ≥ 10 V; (2) Output current per channel — verify substitute capability ≥ your application requirement; (3) Input bias current — assess impact on precision circuits; (4) Slew rate and bandwidth — confirm adequate for your signal frequency; (5) Operating temperature range — ensure substitute covers your application environment. Consult the substitute part's datasheet for detailed AC and DC characteristics before finalizing design.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message