ADA4004-2ARZ Equivalent & Substitute Parts

Part Overview

The ADA4004-2ARZ is a general-purpose operational amplifier manufactured by Analog Devices Inc., featuring dual circuits in an 8-SOIC surface mount package. This iPolar® series device operates across a supply voltage range of 10V to 30V with an operating temperature range of -40°C to 125°C. The part is currently in active production status with 7,241 units in stock.

Substitute parts are necessary when the ADA4004-2ARZ becomes unavailable, when alternative packaging formats are required, or when design specifications permit operation within the electrical parameters of equivalent devices. Identifying qualified substitutes ensures design continuity and supply chain flexibility.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	-
Number of Circuits	2	-
Slew Rate	2.7	V/µs
Gain Bandwidth Product	12	MHz
Current - Input Bias	40	nA
Voltage - Input Offset	40	µV
Current - Output / Channel	10	mA
Voltage - Supply Span (Min)	10	V
Voltage - Supply Span (Max)	30	V
Operating Temperature	-40 to 125	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	-
Mounting Type	Surface Mount	-
RoHS Status	ROHS3 Compliant	-
Moisture Sensitivity Level	1 (Unlimited)	-

Substitute Part Grouping Explanation

Substitution of the ADA4004-2ARZ is determined by the following critical parameters:

Primary Substitution Criteria:

Dual-circuit configuration (2 circuits minimum)
8-SOIC package footprint compatibility
Surface mount mounting type
Supply voltage range overlap with 10V to 30V specification
Operating temperature range compatibility or extension
RoHS3 compliance and MSL Level 1 rating

Secondary Compatibility Factors:

Slew rate performance (minimum 2.7V/µs for direct substitution)
Gain bandwidth product (minimum 12 MHz for direct substitution)
Input bias current and input offset voltage characteristics
Output current capability per channel

Substitute parts are grouped into two categories:

Category A - Direct Substitutes (Dual General-Purpose Amplifiers): Parts meeting all primary criteria with electrical performance equal to or exceeding the ADA4004-2ARZ specifications. These include LT1211CS8#PBF, LT1211CS8#TRPBF, NE5532AD, and NE5532ADR.

Category B - Functional Alternatives (Dual Amplifiers with Different Topologies): Parts meeting primary criteria but with different amplifier topologies (J-FET input) or performance characteristics. These include LF253DT and LF353DT. These parts are suitable when input bias current and offset voltage characteristics are acceptable for the application.

Category C - Limited Substitutes (Single-Circuit or Obsolete Status): Parts that meet packaging and compliance requirements but have reduced circuit count or obsolete status. These include LM201AVDR2G and MC1458DE4. These are suitable only when application requirements permit single-circuit operation or when obsolete inventory is acceptable.

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Circuits	Slew Rate (V/µs)	GBW (MHz)	Input Bias (nA)	Input Offset (µV)	Output Current (mA)	Supply Min (V)	Supply Max (V)	Temp Range (°C)	Package	Status
ADA4004-2ARZ	Analog Devices	General Purpose	2	2.7	12	40	40	10	10	30	-40 to 125	8-SOIC	Active
LT1211CS8#PBF	Analog Devices	General Purpose	2	7	14	50	150	50	2.5	36	0 to 70	8-SOIC	Active
LT1211CS8#TRPBF	Analog Devices	General Purpose	2	7	14	50	150	50	2.5	36	0 to 70	8-SOIC	Active
LF253DT	STMicroelectronics	J-FET	2	16	4	0.02	3000	40	6	36	-40 to 105	8-SOIC	Active
LF353DT	STMicroelectronics	J-FET	2	16	4	0.02	3000	40	6	36	0 to 70	8-SOIC	Active
LM201AVDR2G	onsemi	General Purpose	1	0.5	1	30	700	-	10	44	-40 to 105	8-SOIC	Active
LM833DT	STMicroelectronics	Audio	2	7	15	300	300	37	5	30	-40 to 105	8-SOIC	Active
MC1458DE4	Texas Instruments	General Purpose	2	0.5	1	80	1000	25	10	30	0 to 70	8-SOIC	Obsolete
MC1458DR	Texas Instruments	General Purpose	2	0.5	1	80	1000	25	10	30	0 to 70	8-SOIC	Active
NE5532AD	Texas Instruments	General Purpose	2	9	10	200	500	38	10	30	0 to 70	8-SOIC	Last Time Buy
NE5532ADR	Texas Instruments	General Purpose	2	9	10	200	500	38	10	30	0 to 70	8-SOIC	Active

Engineering Selection Recommendations

For Direct Substitution (Recommended Primary Alternatives):

LT1211CS8#PBF and LT1211CS8#TRPBF are the preferred direct substitutes. Both are manufactured by Analog Devices Inc., maintaining design continuity within the same manufacturer ecosystem. These parts exceed the ADA4004-2ARZ performance specifications with higher slew rate (7V/µs vs. 2.7V/µs) and greater gain bandwidth product (14 MHz vs. 12 MHz). Both are RoHS3 compliant with MSL Level 1 rating. The primary difference between these two variants is packaging format: LT1211CS8#PBF is supplied in tube packaging, while LT1211CS8#TRPBF is supplied in cut tape and Digi-Reel format. Selection between these variants depends on procurement and assembly requirements. Operating temperature range is limited to 0°C to 70°C, which is narrower than the ADA4004-2ARZ specification.

NE5532ADR is an active-status alternative from Texas Instruments with dual general-purpose circuits in 8-SOIC packaging. This part maintains the 10V to 30V supply voltage range and provides higher slew rate (9V/µs) and output current capability (38 mA vs. 10 mA). However, input bias current (200 nA) and input offset voltage (500 µV) are significantly higher than the ADA4004-2ARZ. This part is suitable for applications where precision input characteristics are not critical. Operating temperature range is 0°C to 70°C.

For Extended Temperature Range Applications:

LF253DT from STMicroelectronics maintains the -40°C to 105°C operating range similar to the ADA4004-2ARZ. This J-FET input amplifier provides extremely low input bias current (0.02 nA) and operates across a 6V to 36V supply range. However, the gain bandwidth product is significantly lower (4 MHz vs. 12 MHz), making this suitable only for low-frequency applications. Input offset voltage is substantially higher (3 mV vs. 40 µV).

For Audio Applications:

LM833DT from STMicroelectronics is specifically designed for audio applications with dual circuits in 8-SOIC packaging. This part provides higher gain bandwidth product (15 MHz) and operates across -40°C to 105°C temperature range. Supply voltage range is 5V to 30V. Input bias current is higher (300 nA), which may be acceptable for audio signal processing.

Parts Not Recommended for Direct Substitution:

MC1458DE4 is obsolete and should not be selected for new designs. MC1458DR is the active equivalent but provides significantly reduced performance (0.5V/µs slew rate, 1 MHz gain bandwidth product) and is suitable only for legacy applications requiring backward compatibility.

LM201AVDR2G is a single-circuit device and cannot directly replace the dual-circuit ADA4004-2ARZ without circuit redesign.

NE5532AD is in Last Time Buy status and should not be selected for new production designs.

Frequently Asked Questions (FAQ)

Q: Can the LT1211CS8#PBF directly replace the ADA4004-2ARZ in all applications?

A: The LT1211CS8#PBF is electrically compatible and exceeds performance specifications. However, the operating temperature range is limited to 0°C to 70°C compared to the ADA4004-2ARZ range of -40°C to 125°C. Substitution is valid only when the application operates within the 0°C to 70°C range. Both parts are RoHS3 compliant with identical MSL Level 1 ratings and 8-SOIC packaging.

Q: What is the difference between LT1211CS8#PBF and LT1211CS8#TRPBF?

A: Both parts are electrically identical with identical electrical specifications. The difference is packaging format only. LT1211CS8#PBF is supplied in tube packaging, while LT1211CS8#TRPBF is supplied in cut tape and Digi-Reel format. Selection depends on assembly line requirements and procurement preferences.

Q: Why is the NE5532ADR listed as a substitute if input bias current is 5 times higher?

A: The NE5532ADR meets the primary substitution criteria: dual general-purpose circuits, 8-SOIC package, surface mount, 10V to 30V supply range, and RoHS3 compliance. Higher input bias current (200 nA vs. 40 nA) is acceptable in many applications, particularly those not requiring precision instrumentation-grade performance. Applications sensitive to input bias current should verify compatibility before substitution.

Q: Can J-FET input amplifiers like the LF253DT replace the ADA4004-2ARZ?

A: J-FET input amplifiers provide extremely low input bias current (0.02 nA) but have significantly lower gain bandwidth product (4 MHz vs. 12 MHz). Substitution is valid only for low-frequency applications where the reduced bandwidth is acceptable. The 8-SOIC package and surface mount characteristics are compatible. Extended temperature range (-40°C to 105°C for LF253DT) may be advantageous for some applications.

Q: Is the MC1458DR a suitable substitute?

A: The MC1458DR meets packaging and compliance requirements but provides substantially reduced performance: 0.5V/µs slew rate (vs. 2.7V/µs) and 1 MHz gain bandwidth product (vs. 12 MHz). This part is suitable only for legacy applications or when reduced performance is acceptable. For new designs, higher-performance alternatives are recommended.

Q: What is the significance of RoHS3 compliance and MSL Level 1 rating?

A: All listed substitute parts are RoHS3 compliant, indicating compliance with Restriction of Hazardous Substances regulations. MSL Level 1 (Unlimited) rating indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. These certifications ensure regulatory compliance and manufacturing process compatibility with the ADA4004-2ARZ.

Q: Can a single-circuit amplifier like the LM201AVDR2G replace the dual-circuit ADA4004-2ARZ?

A: The LM201AVDR2G cannot directly replace the ADA4004-2ARZ without circuit redesign. The ADA4004-2ARZ contains two independent amplifier circuits, while the LM201AVDR2G contains only one. Applications requiring dual amplifiers would require two LM201AVDR2G devices, increasing board space and cost. Direct substitution is not recommended.

Q: What supply voltage range is common to all substitute parts?

A: The ADA4004-2ARZ operates from 10V to 30V. Not all substitutes cover this full range. LT1211 series operates from 2.5V to 36V (wider range). LF253/LF353 operate from 6V to 36V. LM833DT operates from 5V to 30V. MC1458 series operates from 10V to 30V (identical range). Verify supply voltage compatibility before substitution.

Q: Are there inventory considerations when selecting a substitute?

A: Inventory levels vary significantly. The ADA4004-2ARZ has 7,241 units in stock. LF253DT has the highest inventory (72,138 units), while NE5532AD has the lowest (2,045 units) and is in Last Time Buy status. For long-term supply assurance, parts with active status and higher inventory levels are preferred.

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