OPA2364IDR Equivalent & Substitute Parts

Part Overview

The OPA2364IDR is a CMOS dual-channel operational amplifier manufactured by Texas Instruments, housed in an 8-SOIC surface mount package. This rail-to-rail amplifier operates across a 1.8V to 5.5V supply range with an operating temperature range of -40°C to 125°C. The device is classified as Active product status and is RoHS3 compliant. Substitute parts are identified when equivalent electrical performance, mechanical compatibility, and packaging specifications align with the OPA2364IDR's functional requirements for specific applications.

Key Parameters

Parameter	OPA2364IDR
Manufacturer	Texas Instruments
Amplifier Type	CMOS
Number of Circuits	2
Output Type	Rail-to-Rail
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Voltage - Supply Span (Min)	1.8 V
Voltage - Supply Span (Max)	5.5 V
Operating Temperature	-40°C ~ 125°C
Slew Rate	5 V/µs
Gain Bandwidth Product	7 MHz
Current - Input Bias	1 pA
Voltage - Input Offset	900 µV
Current - Supply	1.1 mA (x2 Channels)
Current - Output / Channel	85 mA
Product Status	Active
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	2 (1 Year)

Substitute Part Grouping Explanation

Substitute parts for the OPA2364IDR are identified based on strict alignment of the following critical parameters:

Mechanical Compatibility: All substitute parts must use the 8-SOIC (0.154", 3.90mm Width) surface mount package to ensure PCB footprint compatibility without redesign.

Electrical Architecture: Substitute parts must be dual-channel (2 circuits) operational amplifiers with rail-to-rail output capability to maintain functional equivalence in signal conditioning and buffering applications.

Supply Voltage Range: Substitute parts must support the full 1.8V to 5.5V supply span or a range that encompasses the OPA2364IDR's operating window. Parts with narrower supply ranges are listed only when the minimum and maximum voltages do not restrict typical application requirements.

Operating Temperature: All substitute parts must maintain the -40°C to 125°C operating temperature range to ensure reliability across industrial and extended temperature applications.

Compliance & Status: All substitute parts must be Active product status and RoHS3 compliant to meet current regulatory and procurement requirements.

Performance Characteristics: Slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, and output current per channel are documented for engineering evaluation. Substitutes with different performance profiles are included when mechanical and electrical architecture requirements are met, allowing engineers to select based on specific application needs.

Parameter Comparison

Parameter	OPA2364IDR	AD8602WARZ-R7	AD8607ARZ	AD8607ARZ-REEL	AD8607ARZ-REEL7	AD8617ARZ	AD8617ARZ-REEL7	ISL28230FBZ-T7A	LMV822IDT	MAX4326ESA+	MAX4326ESA+T
Manufacturer	Texas Instruments	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Renesas Electronics	STMicroelectronics	Analog Devices Inc./Maxim	Analog Devices Inc./Maxim
Number of Circuits	2	2	2	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	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	8-SOIC	8-SOIC	8-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
Voltage - Supply Span (Min)	1.8 V	2.7 V	1.8 V	1.8 V	1.8 V	1.8 V	1.8 V	1.8 V	2.5 V	2.4 V	2.4 V
Voltage - Supply Span (Max)	5.5 V	5.5 V	5 V	5 V	5 V	5 V	5 V	5.5 V	5.5 V	6.5 V	6.5 V
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 85°C	-40°C ~ 85°C
Slew Rate	5 V/µs	6 V/µs	0.1 V/µs	0.1 V/µs	0.1 V/µs	0.1 V/µs	0.1 V/µs	0.2 V/µs	1.9 V/µs	2 V/µs	2 V/µs
Gain Bandwidth Product	7 MHz	8.4 MHz	400 kHz	400 kHz	400 kHz	400 kHz	400 kHz	400 kHz	5.5 MHz	5 MHz	5 MHz
Current - Input Bias	1 pA	0.2 pA	0.2 pA	0.2 pA	0.2 pA	0.2 pA	0.2 pA	250 pA	60 nA	50 nA	50 nA
Voltage - Input Offset	900 µV	80 µV	12 µV	12 µV	12 µV	400 µV	400 µV	5 µV	3.5 mV	700 µV	700 µV
Current - Supply	1.1 mA (x2)	750 µA (x2)	40 µA (x2)	40 µA (x2)	40 µA (x2)	38 µA	38 µA	20 µA (x2)	300 µA (x2)	725 µA (x2)	725 µA (x2)
Current - Output / Channel	85 mA	50 mA	70 mA	70 mA	70 mA	80 mA	80 mA	15 mA	70 mA	50 mA	50 mA
Product Status	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Substitutes for Direct Replacement:

The AD8602WARZ-R7, AD8607ARZ-REEL7, and AD8617ARZ-REEL7 are classified as manufacturer-recommended substitutes. These parts maintain full mechanical compatibility with the OPA2364IDR through identical 8-SOIC packaging and support the complete -40°C to 125°C operating temperature range. All three are Active status products with RoHS3 compliance. The AD8602WARZ-R7 offers improved slew rate (6 V/µs) and gain bandwidth product (8.4 MHz) compared to the OPA2364IDR, with reduced supply current consumption. The AD8607 and AD8617 variants provide ultra-low supply current operation (40 µA and 38 µA respectively) suitable for battery-powered applications, though with reduced slew rate and bandwidth.

Secondary Substitutes with Parameter Variations:

The ISL28230FBZ-T7A (Renesas Electronics) and LMV822IDT (STMicroelectronics) maintain 8-SOIC packaging and -40°C to 125°C temperature range with RoHS3 compliance. The ISL28230FBZ-T7A operates at 1.8V minimum supply voltage with extremely low input offset voltage (5 µV) and minimal supply current (20 µA per channel). The LMV822IDT includes automotive-grade qualification (AEC-Q100) and operates from 2.5V minimum supply voltage with moderate slew rate (1.9 V/µs) and 5.5 MHz bandwidth.

Limited Temperature Range Substitutes:

The MAX4326ESA+ and MAX4326ESA+T variants operate only to 85°C maximum temperature, restricting their use to applications not requiring the full -40°C to 125°C range. Both maintain 8-SOIC packaging and RoHS3 compliance with supply voltage range extending to 6.5V maximum.

Packaging Considerations:

Substitutes are available in Cut Tape (CT) & Digi-Reel® packaging (AD8602WARZ-R7, AD8607ARZ-REEL, AD8607ARZ-REEL7, AD8617ARZ-REEL7, LMV822IDT) matching the OPA2364IDR's original packaging, or in Tube (AD8607ARZ, AD8617ARZ, MAX4326ESA+) and Tape & Reel (ISL28230FBZ-T7A, MAX4326ESA+T) formats. Packaging selection does not affect electrical or mechanical compatibility but may influence procurement and handling procedures.

Frequently Asked Questions (FAQ)

Q: Can the AD8602WARZ-R7 replace the OPA2364IDR in all applications?

A: The AD8602WARZ-R7 maintains mechanical compatibility through identical 8-SOIC packaging and supports the full -40°C to 125°C operating temperature range. However, the minimum supply voltage is 2.7V compared to the OPA2364IDR's 1.8V minimum. Applications requiring operation below 2.7V supply voltage cannot use this substitute. All other electrical parameters are compatible or superior.

Q: What is the primary advantage of AD8607ARZ-REEL7 over the OPA2364IDR?

A: The AD8607ARZ-REEL7 provides significantly reduced supply current consumption (40 µA per channel versus 1.1 mA for the OPA2364IDR), making it suitable for battery-powered and low-power applications. The trade-off is reduced slew rate (0.1 V/µs versus 5 V/µs) and lower gain bandwidth product (400 kHz versus 7 MHz), which may limit use in high-speed signal conditioning applications.

Q: Are all substitute parts available in the same packaging format as the OPA2364IDR?

A: The OPA2364IDR is supplied in Cut Tape (CT) & Digi-Reel® packaging. Substitute parts are available in this format (AD8602WARZ-R7, AD8607ARZ-REEL, AD8607ARZ-REEL7, AD8617ARZ-REEL7, LMV822IDT) or in alternative formats such as Tube or Tape & Reel. Packaging format does not affect electrical or mechanical PCB compatibility but may require different handling and storage procedures.

Q: Why do some substitutes have different maximum operating temperatures?

A: The MAX4326ESA+ and MAX4326ESA+T variants are specified only to 85°C maximum temperature, compared to the OPA2364IDR's 125°C maximum. These parts are suitable for applications with operating temperature limits of 85°C or lower. Applications requiring the full industrial temperature range (-40°C to 125°C) must use substitutes that maintain this specification.

Q: What is the significance of the MSL (Moisture Sensitivity Level) difference between OPA2364IDR and substitute parts?

A: The OPA2364IDR has MSL 2 (1 Year) rating, while most substitute parts have MSL 1 (Unlimited). MSL 1 indicates lower moisture sensitivity and longer shelf life without special storage conditions. This is advantageous for inventory management and reduces risk of moisture-induced failures during storage and handling.

Q: Can the LMV822IDT be used in automotive applications?

A: The LMV822IDT carries AEC-Q100 automotive qualification, making it suitable for automotive-grade applications. The OPA2364IDR does not carry automotive qualification. If automotive-grade certification is required, the LMV822IDT is the appropriate substitute among the listed options.

Q: How do input offset voltage specifications affect circuit performance?

A: Input offset voltage determines the DC error at the amplifier output when no signal is applied. The OPA2364IDR has 900 µV offset, while substitutes range from 5 µV (ISL28230FBZ-T7A) to 3.5 mV (LMV822IDT). Lower offset voltage reduces DC error in precision analog circuits. Applications with tight DC accuracy requirements should prioritize substitutes with lower offset specifications.

Q: What output current capability is required for my application?

A: The OPA2364IDR provides 85 mA per channel output current. Substitute parts range from 15 mA (ISL28230FBZ-T7A) to 80 mA (AD8617ARZ, AD8617ARZ-REEL7). Applications requiring high output current (driving low-impedance loads or multiple stages) must use substitutes with sufficient output current rating. Low-impedance load applications may require external buffering if using lower-current substitutes.

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