TLV2772QD Equivalent & Substitute Parts

Part Overview

The TLV2772QD is a CMOS dual-channel operational amplifier manufactured by Texas Instruments, housed in an 8-SOIC surface mount package. This device features rail-to-rail output capability and is designed for low-power applications requiring dual amplification circuits. The TLV2772QD carries automotive-grade qualification (AEC-Q100) and operates across an extended temperature range of -40°C to 125°C.

The TLV2772QD is designated as Last Time Buy, indicating that Texas Instruments has discontinued this product line. Equivalent and substitute parts are necessary to maintain design continuity and ensure long-term component availability for production and field service applications.

Key Parameters

Parameter	Value	Unit
Amplifier Type	CMOS	—
Number of Circuits	2	—
Output Type	Rail-to-Rail	—
Slew Rate	10.5	V/µs
Gain Bandwidth Product	5.1	MHz
Current - Input Bias	2	pA
Voltage - Input Offset	360	µV
Current - Supply (per Channel)	1	mA
Current - Output / Channel	50	mA
Voltage - Supply Span (Min)	2.5	V
Voltage - Supply Span (Max)	5.5	V
Operating Temperature	-40 to 125	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Grade	Automotive	—
Qualification	AEC-Q100	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the TLV2772QD is determined by the following critical parameters:

Primary Substitution Criteria:

Amplifier Type: CMOS technology
Number of Circuits: Dual-channel (2 circuits)
Output Type: Rail-to-Rail capability
Package: 8-SOIC form factor with 0.154" (3.90mm) width
Mounting Type: Surface Mount
Operating Temperature Range: -40°C to 125°C minimum
Supply Voltage Range: 2.5V to 5.5V minimum overlap

Secondary Compatibility Parameters:

Slew Rate: 10.5 V/µs or greater
Gain Bandwidth Product: 5.1 MHz or greater
Input Bias Current: 2 pA or lower
Input Offset Voltage: 360 µV or lower
Output Current per Channel: 50 mA or greater
Supply Current: 1 mA per channel or lower

Substitute parts are grouped into two categories:

Category 1: Direct CMOS Equivalents (TLV2772 Series) These parts maintain identical CMOS architecture and electrical characteristics. The TLV2772IDR differs only in packaging format (Cut Tape & Digi-Reel) and product status (Active vs. Last Time Buy).

Category 2: Functional Equivalents (Analog Devices AD8602 Series) The AD8602ARZ, AD8602ARZ-REEL, and AD8602ARZ-REEL7 provide superior performance in slew rate, gain bandwidth product, input bias current, and input offset voltage while maintaining CMOS architecture, dual-channel configuration, rail-to-rail output, 8-SOIC packaging, and compatible supply voltage range.

Category 3: General Purpose Alternatives (STMicroelectronics LMV822 Series & Maxim MAX4326 Series) These parts offer general-purpose amplifier architecture with rail-to-rail output in 8-SOIC packaging. The LMV822IDT and LMV822IYDT include automotive-grade qualification (AEC-Q100). The MAX4326ESA+ and MAX4326ESA+T provide extended supply voltage range but operate only to 85°C maximum.

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Slew Rate (V/µs)	GBW (MHz)	Input Bias (pA)	Input Offset (µV)	Supply Current (mA)	Output Current (mA)	Temp Range (°C)	Product Status
TLV2772QD	Texas Instruments	CMOS	10.5	5.1	2	360	1	50	-40 to 125	Last Time Buy
TLV2772IDR	Texas Instruments	CMOS	10.5	5.1	2	500	1	50	-40 to 125	Active
AD8602ARZ	Analog Devices Inc.	CMOS	6	8.4	0.2	80	0.75	50	-40 to 125	Active
AD8602ARZ-REEL	Analog Devices Inc.	CMOS	6	8.4	0.2	80	0.75	50	-40 to 125	Active
AD8602ARZ-REEL7	Analog Devices Inc.	CMOS	6	8.4	0.2	80	0.75	50	-40 to 125	Active
AD8602WARZ-R7	Analog Devices Inc.	CMOS	6	8.4	0.2	80	0.75	50	-40 to 125	Active
LMV822IDT	STMicroelectronics	General Purpose	1.9	5.5	60	3500	0.3	70	-40 to 125	Active
LMV822IYDT	STMicroelectronics	General Purpose	1.9	5.5	60	3500	0.3	70	-40 to 125	Active
MAX4326ESA+	Analog Devices Inc./Maxim Integrated	General Purpose	2	5	50	700	0.725	50	-40 to 85	Active
MAX4326ESA+T	Analog Devices Inc./Maxim Integrated	General Purpose	2	5	50	700	0.725	50	-40 to 85	Active
MCP602-E/SN	Microchip Technology	CMOS	2.3	2.8	1	700	0.23	22	-40 to 125	Active

Engineering Selection Recommendations

For Direct Replacement (Preferred):

The TLV2772IDR is the primary recommended substitute. This part is manufactured by Texas Instruments under the same base product number (TLV2772) and maintains identical electrical specifications to the TLV2772QD. The only differences are packaging format (Cut Tape & Digi-Reel versus Tube) and product status (Active versus Last Time Buy). The TLV2772IDR is suitable for all applications previously designed with the TLV2772QD and requires no circuit redesign.

For Enhanced Performance (CMOS Architecture):

The Analog Devices AD8602 series (AD8602ARZ, AD8602ARZ-REEL, AD8602ARZ-REEL7, and AD8602WARZ-R7) provides superior electrical performance while maintaining CMOS architecture and 8-SOIC packaging. These parts deliver lower input bias current (0.2 pA versus 2 pA), lower input offset voltage (80 µV versus 360 µV), higher gain bandwidth product (8.4 MHz versus 5.1 MHz), and reduced supply current (0.75 mA versus 1 mA per channel). All AD8602 variants operate across the full -40°C to 125°C temperature range and are Active products with high inventory availability.

For Automotive-Grade Applications:

The STMicroelectronics LMV822IDT and LMV822IYDT are automotive-qualified (AEC-Q100) general-purpose amplifiers with rail-to-rail output in 8-SOIC packaging. These parts operate across the full -40°C to 125°C temperature range and provide higher output current capability (70 mA versus 50 mA). However, they exhibit higher input bias current (60 nA), significantly higher input offset voltage (3.5 mV), and lower slew rate (1.9 V/µs) compared to the TLV2772QD.

For Extended Supply Voltage Range:

The Maxim MAX4326ESA+ and MAX4326ESA+T support supply voltages from 2.4V to 6.5V, exceeding the TLV2772QD maximum of 5.5V. However, these general-purpose amplifiers operate only to 85°C maximum temperature, which does not meet the full automotive temperature range requirement of the TLV2772QD.

For Low-Power Applications:

The Microchip MCP602-E/SN offers the lowest supply current (0.23 mA per channel) among all substitutes. However, this CMOS amplifier exhibits significantly reduced slew rate (2.3 V/µs), lower gain bandwidth product (2.8 MHz), and reduced output current capability (22 mA) compared to the TLV2772QD.

Frequently Asked Questions (FAQ)

Q: Can the TLV2772IDR be used as a direct replacement for the TLV2772QD?

A: Yes. The TLV2772IDR is manufactured by Texas Instruments under the same base product number and maintains identical electrical specifications. The differences are limited to packaging format (Cut Tape & Digi-Reel versus Tube) and product status (Active versus Last Time Buy). No circuit modifications are required.

Q: What are the key differences between the TLV2772QD and AD8602 series?

A: Both are CMOS dual-channel amplifiers in 8-SOIC packaging with rail-to-rail output and -40°C to 125°C operation. The AD8602 series provides superior performance: lower input bias current (0.2 pA versus 2 pA), lower input offset voltage (80 µV versus 360 µV), higher gain bandwidth product (8.4 MHz versus 5.1 MHz), and lower supply current (0.75 mA versus 1 mA per channel). The TLV2772QD offers higher slew rate (10.5 V/µs versus 6 V/µs).

Q: Are the LMV822 parts suitable replacements for the TLV2772QD?

A: The LMV822IDT and LMV822IYDT are functionally compatible in terms of package, pin count, and operating temperature range. However, they are general-purpose amplifiers rather than CMOS amplifiers, and they exhibit significantly different electrical characteristics: higher input bias current (60 nA), much higher input offset voltage (3.5 mV), and lower slew rate (1.9 V/µs). These parts are suitable only for applications where the TLV2772QD's CMOS performance characteristics are not critical.

Q: Why do the AD8602 variants have different part numbers (ARZ, ARZ-REEL, ARZ-REEL7, WARZ-R7)?

A: These designations indicate different packaging and tape formats. AD8602ARZ is supplied in Tube packaging. AD8602ARZ-REEL is supplied in Tape & Reel format. AD8602ARZ-REEL7 and AD8602WARZ-R7 are supplied in Cut Tape & Digi-Reel format. All variants have identical electrical specifications and operate across -40°C to 125°C. Selection depends on production assembly requirements and packaging preferences.

Q: Can the MAX4326 series be used in applications requiring -40°C to 125°C operation?

A: No. The MAX4326ESA+ and MAX4326ESA+T operate only to 85°C maximum temperature. They are not suitable for applications requiring the full -40°C to 125°C automotive temperature range of the TLV2772QD.

Q: What is the significance of the 8-SOIC package specification?

A: The 8-SOIC (Small Outline Integrated Circuit) package is a surface mount form factor with 8 pins. The specification "0.154", 3.90mm Width" defines the package body width. All substitute parts listed use the same 8-SOIC package, ensuring mechanical and electrical compatibility with existing PCB layouts and sockets designed for the TLV2772QD.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed are RoHS3 compliant and REACH unaffected, matching the environmental compliance status of the TLV2772QD.

Q: Which substitute offers the best overall performance match to the TLV2772QD?

A: The TLV2772IDR is the best overall match, as it is the direct successor from Texas Instruments with identical specifications. For applications where enhanced performance is acceptable, the AD8602 series provides superior electrical characteristics while maintaining CMOS architecture and full temperature range operation.

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