LT1364CS8#PBF Equivalent & Substitute Parts

Part Overview

The LT1364CS8#PBF is a voltage feedback amplifier manufactured by Analog Devices Inc., configured as a dual-circuit (2-circuit) operational amplifier in an 8-SOIC surface mount package. This device is classified as a linear amplifier and maintains Active product status. The LT1364CS8#PBF is suitable for applications requiring moderate bandwidth and slew rate performance with a supply voltage range of 5V to 36V. Equivalent and substitute parts are identified based on matching functional topology, package compatibility, and electrical parameter ranges to enable direct or near-direct replacement in circuit designs.

Key Parameters

Parameter	Value	Unit
Amplifier Type	Voltage Feedback	—
Number of Circuits	2	—
Slew Rate	1000	V/µs
Gain Bandwidth Product	70	MHz
Current - Input Bias	600	nA
Voltage - Input Offset	500	µV
Current - Supply (per 2 Channels)	6.3	mA
Current - Output / Channel	60	mA
Voltage - Supply Span (Min)	5	V
Voltage - Supply Span (Max)	36	V
Operating Temperature Range	0 to 70	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the LT1364CS8#PBF are identified based on the following substitution criteria:

Primary Matching Criteria:

Amplifier topology: Voltage Feedback configuration
Circuit count: Dual-circuit (2-circuit) design
Package type: 8-SOIC surface mount form factor
Supply voltage compatibility: Minimum 5V to maximum 36V operating range
Mounting compatibility: Surface mount technology

Secondary Compatibility Factors:

Slew rate performance (1000 V/µs baseline)
Gain bandwidth product (70 MHz baseline)
Input bias current (600 nA baseline)
Input offset voltage (500 µV baseline)
Output current capability (60 mA per channel baseline)
Operating temperature range (0°C to 70°C baseline)

Substitutes are grouped into two categories: direct equivalents with identical or superior electrical performance within the same operating temperature range, and functional alternatives with different performance characteristics suitable for specific application requirements.

Parameter Comparison

Parameter	LT1364CS8#PBF	ADA4898-2YRDZ	ADA4898-2YRDZ-R7	LM6172IM	THS4032CD	THS4032ID	OPA2277MDTEP
Manufacturer	Analog Devices	Analog Devices	Analog Devices	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Amplifier Type	Voltage Feedback	Voltage Feedback	Voltage Feedback	Voltage Feedback	Voltage Feedback	Voltage Feedback	General Purpose
Number of Circuits	2	2	2	2	2	2	2
Slew Rate (V/µs)	1000	55	55	3000	100	100	0.8
Gain Bandwidth Product (MHz)	70	50	50	100	120	120	1
Current - Input Bias (nA)	600	100	100	1200	3000	3000	0.5
Voltage - Input Offset (µV)	500	20	20	400	500	500	20
Current - Supply (mA, x2 Channels)	6.3	7.9	7.9	4.6	8.5	8.5	0.79
Current - Output / Channel (mA)	60	40	40	90	90	90	35
Voltage - Supply Span Min (V)	5	9	9	5.5	9	9	4
Voltage - Supply Span Max (V)	36	33	33	36	32	32	36
Operating Temperature Range (°C)	0 to 70	-40 to 105	-40 to 105	-40 to 85	0 to 70	-40 to 85	-55 to 125
Package / Case	8-SOIC	8-SOIC-EP	8-SOIC-EP	8-SOIC	8-SOIC	8-SOIC	8-SOIC
Product Status	Active	Active	Active	Obsolete	Obsolete	Last Time Buy	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	3 (168 Hours)	3 (168 Hours)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	3 (168 Hours)

Engineering Selection Recommendations

Primary Substitutes (Active Product Status):

The ADA4898-2YRDZ and ADA4898-2YRDZ-R7 are the preferred substitutes for the LT1364CS8#PBF. Both devices are manufactured by Analog Devices Inc. and maintain Active product status. These parts feature identical dual-circuit voltage feedback topology in 8-SOIC packaging. The ADA4898-2YRDZ-R7 is supplied in Cut Tape and Digi-Reel packaging, while the ADA4898-2YRDZ is supplied in Tube packaging. Both variants are ROHS3 compliant and REACH unaffected. The extended operating temperature range (-40°C to 105°C) of the ADA4898 series provides broader environmental coverage compared to the LT1364CS8#PBF (0°C to 70°C). Input offset voltage is significantly improved at 20 µV versus 500 µV. Supply voltage minimum requirement increases to 9V, which must be verified against circuit design specifications. Moisture sensitivity level is MSL 3 (168 Hours), requiring controlled storage conditions.

Secondary Substitutes (Obsolete or Limited Availability):

The LM6172IM (Texas Instruments, Obsolete status) offers superior slew rate (3000 V/µs) and gain bandwidth product (100 MHz) with higher output current capability (90 mA per channel). However, obsolete product status limits long-term availability. The THS4032CD and THS4032ID (Texas Instruments) provide 120 MHz gain bandwidth product and 100 V/µs slew rate. THS4032CD is Obsolete; THS4032ID is Last Time Buy status. Both require minimum 9V supply voltage. Operating temperature range for THS4032CD matches the LT1364CS8#PBF (0°C to 70°C), while THS4032ID extends to -40°C to 85°C.

Alternative Topology (General Purpose Amplifier):

The OPA2277MDTEP (Texas Instruments, Active status) represents a functional alternative with general purpose amplifier topology rather than voltage feedback. This device is suitable only for applications where lower bandwidth (1 MHz) and slower slew rate (0.8 V/µs) are acceptable. The OPA2277MDTEP offers superior input bias current (0.5 pA) and lowest supply current (0.79 mA for dual channels). Extended operating temperature range (-55°C to 125°C) and wide supply voltage compatibility (4V to 36V) provide design flexibility. MSL 3 moisture sensitivity applies.

Compliance and Regulatory Status:

All listed substitutes maintain ROHS3 compliance and are REACH unaffected or REACH compliant. ECCN classification is EAR99 for all parts. Moisture sensitivity levels vary between MSL 1 (unlimited) and MSL 3 (168 hours), affecting storage and handling requirements.

Frequently Asked Questions (FAQ)

Q: Can the ADA4898-2YRDZ directly replace the LT1364CS8#PBF in existing circuit designs?

A: Direct replacement is possible with circuit verification. Both devices feature identical dual-circuit voltage feedback topology in 8-SOIC packaging with compatible pinouts. The primary design consideration is the increased minimum supply voltage requirement: ADA4898 requires 9V minimum versus 5V for the LT1364CS8#PBF. Verify that your power supply meets this requirement. The ADA4898 offers improved input offset voltage (20 µV versus 500 µV), which may reduce offset trimming requirements in precision applications.

Q: What is the difference between ADA4898-2YRDZ and ADA4898-2YRDZ-R7?

A: Both parts are electrically identical with matching electrical specifications and performance characteristics. The difference is packaging format: ADA4898-2YRDZ is supplied in Tube packaging, while ADA4898-2YRDZ-R7 is supplied in Cut Tape and Digi-Reel packaging. Selection depends on assembly process requirements and tape-and-reel compatibility with automated pick-and-place equipment.

Q: Why does the LM6172IM show Obsolete status despite superior performance specifications?

A: Product status reflects manufacturer discontinuation and end-of-life status. Obsolete products have limited or no remaining inventory and no future manufacturing planned. While the LM6172IM offers higher slew rate (3000 V/µs) and gain bandwidth product (100 MHz), the obsolete status makes it unsuitable for new designs requiring long-term component availability and supply chain continuity.

Q: Is the OPA2277MDTEP suitable as a substitute for the LT1364CS8#PBF?

A: The OPA2277MDTEP is a functional alternative only for applications where the lower bandwidth (1 MHz) and slower slew rate (0.8 V/µs) are acceptable. The OPA2277 is classified as a general purpose amplifier rather than a voltage feedback amplifier, representing a different topology. This device is appropriate for low-frequency, low-speed applications such as audio amplification, sensor signal conditioning, and precision DC amplification. It is not suitable for high-speed or high-bandwidth applications.

Q: What are the moisture sensitivity implications for substitute parts?

A: The LT1364CS8#PBF has MSL 1 (Unlimited), allowing indefinite storage without moisture control. The ADA4898 series and OPA2277MDTEP have MSL 3 (168 Hours), requiring controlled storage conditions. MSL 3 parts must be stored in dry conditions and used within 168 hours of package opening. Verify your manufacturing environment and storage procedures support MSL 3 handling before selecting these substitutes.

Q: Can I use THS4032CD or THS4032ID as substitutes?

A: Both THS4032 variants are functionally compatible with matching voltage feedback topology and dual-circuit configuration. However, THS4032CD is Obsolete and THS4032ID is Last Time Buy status, indicating limited remaining availability. These parts should be considered only for legacy system maintenance or when ADA4898 and LM6172 alternatives are unavailable. Both require minimum 9V supply voltage. THS4032ID offers extended operating temperature range (-40°C to 85°C) compared to THS4032CD (0°C to 70°C).

Q: What supply voltage considerations apply when selecting substitutes?

A: The LT1364CS8#PBF operates from 5V to 36V. The ADA4898 series and THS4032 variants require minimum 9V, limiting use in 5V-only systems. The LM6172IM requires 5.5V minimum and supports up to 36V. The OPA2277MDTEP operates from 4V to 36V, providing the widest low-voltage compatibility. Verify your circuit's power supply voltage against each substitute's minimum requirement before selection.

Q: Are all substitutes ROHS3 compliant?

A: Yes, all listed substitutes maintain ROHS3 compliance. All parts are also REACH unaffected or REACH compliant, meeting current environmental and regulatory requirements for electronic component manufacturing and use.

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