TLV2784CPWR Equivalent & Substitute Parts

Part Overview

The TLV2784CPWR is a general-purpose operational amplifier manufactured by Texas Instruments, featuring four independent circuits in a 14-TSSOP surface-mount package. This device is classified as Active product status and is designed for rail-to-rail output applications with low-power operation suitable for battery-powered and portable electronic systems. The TLV2784CPWR operates across a supply voltage range of 1.8 V to 3.6 V, making it ideal for low-voltage applications. Equivalent and substitute parts are identified based on matching functional specifications including package type, circuit count, output configuration, and electrical performance parameters within acceptable operational ranges.

Key Parameters

Parameter	TLV2784CPWR	Unit
Manufacturer	Texas Instruments	—
Amplifier Type	General Purpose	—
Number of Circuits	4	—
Output Type	Rail-to-Rail	—
Package / Case	14-TSSOP (0.173", 4.40mm Width)	—
Mounting Type	Surface Mount	—
Slew Rate	5	V/µs
Gain Bandwidth Product	8	MHz
Current - Input Bias	2.5	pA
Voltage - Input Offset	250	µV
Current - Supply (x4 Channels)	650	µA
Current - Output / Channel	23	mA
Voltage - Supply Span (Min)	1.8	V
Voltage - Supply Span (Max)	3.6	V
Operating Temperature	0 to 70	°C
RoHS Status	ROHS3 Compliant	—
Product Status	Active	—

Substitute Part Grouping Explanation

Substitute parts for the TLV2784CPWR are selected based on the following critical parameters that determine functional equivalence:

Primary Matching Criteria:

Package type: 14-TSSOP surface-mount configuration
Circuit count: Four independent amplifier circuits
Output configuration: Rail-to-rail output capability
Mounting type: Surface mount

Secondary Electrical Compatibility Criteria:

Slew rate: 2 V/µs or greater
Gain bandwidth product: 4 MHz or greater
Input bias current: Within acceptable range for application
Input offset voltage: Within acceptable range for application
Supply current per channel: Acceptable for power budget
Output current per channel: Minimum 12 mA
Voltage supply span: Overlapping or extended range compatibility

Substitute parts are grouped into two categories: direct replacements with identical or superior electrical performance within the 1.8 V to 3.6 V supply range, and extended-range alternatives that operate at higher supply voltages (2.2 V to 5.5 V) while maintaining compatibility with the TLV2784CPWR's minimum operating voltage.

Parameter Comparison

Parameter	TLV2784CPWR	AD8604ARUZ-REEL	LMV824DTBR2G	MCP6284-E/ST	MCP6284T-E/ST	MCP6484-E/ST	MCP6494-E/ST	TSV914AIYPT	Unit
Manufacturer	Texas Instruments	Analog Devices Inc.	onsemi	Microchip Technology	Microchip Technology	Microchip Technology	Microchip Technology	STMicroelectronics	—
Amplifier Type	General Purpose	CMOS	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	—
Number of Circuits	4	4	4	4	4	4	4	4	—
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	14-TSSOP	14-TSSOP	14-TSSOP	14-TSSOP	14-TSSOP	14-TSSOP	14-TSSOP	14-TSSOP	—
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	—
Slew Rate	5	6	2	2.5	2.5	2.7	6	4.5	V/µs
Gain Bandwidth Product	8	8.4	5.6	5	5	4	7.5	8	MHz
Current - Input Bias	2.5	0.2	119	1	1	1	1	1	pA / nA
Voltage - Input Offset	250	80	1000	3000	3000	1500	1500	1500	µV
Current - Supply (x4 Channels)	650	750	1000	450	450	240	530	780	µA
Current - Output / Channel	23	50	45	25	25	12	15	35	mA
Voltage - Supply Span (Min)	1.8	2.7	2.7	2.2	2.2	2.2	2.4	2.5	V
Voltage - Supply Span (Max)	3.6	5.5	5.5	5.5	5.5	5.5	5.5	5.5	V
Operating Temperature	0 to 70	-40 to 125	-40 to 85	-40 to 125	-40 to 125	-40 to 125	-40 to 125	-40 to 125	°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	—
Product Status	Active	Active	Active	Active	Active	Active	Active	Active	—

Engineering Selection Recommendations

Direct Substitutes (Minimum Supply Voltage ≥ 1.8 V):

The AD8604ARUZ-REEL from Analog Devices Inc. operates with a minimum supply voltage of 2.7 V, which exceeds the TLV2784CPWR's 1.8 V minimum. This part is not suitable for applications requiring operation below 2.7 V. However, for systems operating at 2.7 V or higher, the AD8604ARUZ-REEL provides superior electrical performance with higher slew rate (6 V/µs), improved gain bandwidth product (8.4 MHz), and lower input bias current (0.2 pA). All parts maintain ROHS3 compliance and Active product status.

Extended-Range Substitutes (Supply Voltage 2.2 V to 5.5 V):

The MCP6284-E/ST, MCP6284T-E/ST, MCP6484-E/ST, and MCP6494-E/ST from Microchip Technology operate with minimum supply voltages of 2.2 V to 2.4 V. These parts are compatible with the TLV2784CPWR's operating range when the application supply voltage is 2.2 V or higher. The MCP6284 series (MCP6284-E/ST and MCP6284T-E/ST) provides comparable electrical performance. The MCP6484-E/ST offers the lowest supply current (240 µA total) but reduced output current per channel (12 mA). The MCP6494-E/ST delivers higher slew rate (6 V/µs) and gain bandwidth product (7.5 MHz) with moderate supply current (530 µA).

Automotive-Grade Alternative:

The TSV914AIYPT from STMicroelectronics is qualified to AEC-Q100 automotive standards with a minimum supply voltage of 2.5 V. This part is suitable for automotive and industrial applications requiring extended temperature range (-40°C to 125°C) and automotive-grade reliability. Electrical performance is comparable to the TLV2784CPWR with slew rate of 4.5 V/µs and gain bandwidth product of 8 MHz.

Lower-Performance Alternative:

The LMV824DTBR2G from onsemi operates with a minimum supply voltage of 2.7 V and exhibits lower slew rate (2 V/µs) and gain bandwidth product (5.6 MHz). This part is suitable only for applications where reduced bandwidth and slew rate are acceptable.

All substitute parts maintain identical 14-TSSOP package configuration, four-circuit configuration, rail-to-rail output, and surface-mount compatibility with the TLV2784CPWR. All parts are ROHS3 compliant and carry Active product status.

Frequently Asked Questions (FAQ)

Q1: Can the AD8604ARUZ-REEL replace the TLV2784CPWR in all applications?

The AD8604ARUZ-REEL is not suitable for applications requiring operation below 2.7 V supply voltage. The TLV2784CPWR operates at 1.8 V minimum, while the AD8604ARUZ-REEL requires 2.7 V minimum. For applications operating at 2.7 V or higher, the AD8604ARUZ-REEL provides superior electrical performance and is a valid substitute.

Q2: What is the key difference between MCP6284-E/ST and MCP6284T-E/ST?

The MCP6284-E/ST is supplied in Tube packaging, while the MCP6284T-E/ST is supplied in Tape & Reel (TR) packaging. Both parts have identical electrical specifications and 14-TSSOP package configuration. Selection depends on procurement and assembly requirements.

Q3: Which substitute part has the lowest power consumption?

The MCP6484-E/ST has the lowest total supply current at 240 µA across four channels. However, it also has the lowest output current per channel (12 mA). Selection should be based on both power budget and output current requirements of the application.

Q4: Are all substitute parts compatible with the 1.8 V to 3.6 V supply range of the TLV2784CPWR?

No. The TLV2784CPWR operates at 1.8 V minimum supply voltage. Substitute parts have minimum supply voltages ranging from 2.2 V to 2.7 V. For applications requiring operation below 2.2 V, no substitute from this list is compatible. For applications operating at 2.2 V or higher, multiple substitutes are available.

Q5: What is the operating temperature range difference between the TLV2784CPWR and substitute parts?

The TLV2784CPWR operates from 0°C to 70°C. Most substitute parts operate from -40°C to 125°C, providing extended temperature range capability. The LMV824DTBR2G operates from -40°C to 85°C. Selection depends on application temperature requirements.

Q6: Is the TSV914AIYPT suitable for automotive applications?

Yes. The TSV914AIYPT is qualified to AEC-Q100 automotive standards and is specifically designed for automotive and industrial applications. It maintains the same 14-TSSOP package and four-circuit configuration as the TLV2784CPWR.

Q7: Can substitute parts be used interchangeably in PCB designs without layout modifications?

Yes. All substitute parts use the identical 14-TSSOP (0.173", 4.40mm Width) package configuration and surface-mount footprint. No PCB layout modifications are required for package compatibility. However, electrical performance differences may require circuit design verification.

Q8: Which substitute part most closely matches the TLV2784CPWR's electrical performance?

The MCP6494-E/ST and TSV914AIYPT provide the closest electrical performance match with slew rates of 6 V/µs and 4.5 V/µs respectively, and gain bandwidth products of 7.5 MHz and 8 MHz respectively, compared to the TLV2784CPWR's 5 V/µs slew rate and 8 MHz gain bandwidth product.

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