INA2332AIPWTG4 Equivalent & Substitute Parts

Part Overview

The INA2332AIPWTG4 is a dual-channel instrumentation amplifier manufactured by Texas Instruments, designed for precision signal conditioning applications requiring rail-to-rail output capability. This component features a 14-TSSOP surface mount package and operates across a wide supply voltage range of 2.5 V to 5.5 V with an operating temperature range of -55°C to 125°C.

The INA2332AIPWTG4 has been discontinued at DiGi Electronics. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure component availability, and support ongoing production requirements for applications utilizing this instrumentation amplifier topology.

Key Parameters

Parameter	Value
Amplifier Type	Instrumentation
Number of Circuits	2
Output Type	Rail-to-Rail
Slew Rate	5 V/µs
-3dB Bandwidth	2 MHz
Current - Input Bias	0.5 pA
Voltage - Input Offset	2 mV
Current - Supply	415 µA (x2 Channels)
Current - Output / Channel	48 mA
Voltage - Supply Span (Min)	2.5 V
Voltage - Supply Span (Max)	5.5 V
Operating Temperature	-55°C to 125°C
Package / Case	14-TSSOP (0.173", 4.40 mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	2 (1 Year)

Substitute Part Grouping Explanation

Substitution of the INA2332AIPWTG4 is determined by strict equivalence across all electrical and mechanical parameters. The primary substitution criterion is the base product number INA2332, which defines the core amplifier architecture and performance characteristics.

The key parameters that establish substitution validity are:

Amplifier Type: Instrumentation (dual-channel configuration)
Output Type: Rail-to-Rail
Slew Rate: 5 V/µs
-3dB Bandwidth: 2 MHz
Input Bias Current: 0.5 pA
Input Offset Voltage: 2 mV
Supply Current: 415 µA (x2 Channels)
Output Current per Channel: 48 mA
Supply Voltage Range: 2.5 V to 5.5 V
Operating Temperature Range: -55°C to 125°C
Package: 14-TSSOP surface mount
RoHS3 Compliance
MSL Rating: 2 (1 Year)

The INA2332AIPWTG4 and INA2332AIPWT share identical electrical specifications and package geometry. The difference between these part numbers lies in packaging format: the INA2332AIPWTG4 is supplied in tube packaging, while the INA2332AIPWT is supplied in Tape & Reel (TR) format. Both are manufactured by Texas Instruments and maintain full electrical and mechanical compatibility.

Parameter Comparison

Parameter	INA2332AIPWTG4 (Main Part)	INA2332AIPWT (Substitute)
Manufacturer	Texas Instruments	Texas Instruments
Amplifier Type	Instrumentation	Instrumentation
Number of Circuits	2	2
Output Type	Rail-to-Rail	Rail-to-Rail
Slew Rate	5 V/µs	5 V/µs
-3dB Bandwidth	2 MHz	2 MHz
Current - Input Bias	0.5 pA	0.5 pA
Voltage - Input Offset	2 mV	2 mV
Current - Supply	415 µA (x2 Channels)	415 µA (x2 Channels)
Current - Output / Channel	48 mA	48 mA
Voltage - Supply Span (Min)	2.5 V	2.5 V
Voltage - Supply Span (Max)	5.5 V	5.5 V
Operating Temperature	-55°C to 125°C	-55°C to 125°C
Package / Case	14-TSSOP (0.173", 4.40 mm Width)	14-TSSOP (0.173", 4.40 mm Width)
Mounting Type	Surface Mount	Surface Mount
Packaging Format	Tube	Tape & Reel (TR)
Product Status	Discontinued at DiGi Electronics	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	2 (1 Year)	2 (1 Year)
REACH Status	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

The INA2332AIPWT is the direct functional equivalent to the INA2332AIPWTG4. Both components are manufactured by Texas Instruments and maintain identical electrical performance specifications and mechanical package dimensions.

The primary distinction between these parts is packaging format. The INA2332AIPWTG4 is supplied in tube packaging, while the INA2332AIPWT is supplied in Tape & Reel (TR) format. Tape & Reel packaging is standard for automated assembly processes and high-volume production environments.

The INA2332AIPWT carries an Active product status, ensuring ongoing availability and manufacturer support. Both parts maintain ROHS3 compliance and REACH Unaffected status, satisfying regulatory requirements for electronic component procurement.

Selection of the INA2332AIPWT as a substitute for the discontinued INA2332AIPWTG4 presents no electrical or mechanical compatibility concerns. The substitution is valid for all applications where the original part was specified.

Frequently Asked Questions (FAQ)

Q: Are the INA2332AIPWTG4 and INA2332AIPWT electrically identical?

A: Yes. Both parts share identical electrical specifications including slew rate, bandwidth, input bias current, input offset voltage, supply current, output current, and operating temperature range. They are manufactured by the same supplier using the same base product architecture (INA2332).

Q: What is the difference between tube and Tape & Reel packaging?

A: Tube packaging supplies components in a plastic tube suitable for manual handling and small-quantity applications. Tape & Reel (TR) packaging supplies components on a continuous reel suitable for automated pick-and-place assembly equipment. Both formats contain the same component with identical electrical and mechanical properties.

Q: Can I use INA2332AIPWT in place of INA2332AIPWTG4 on my PCB?

A: Yes. The INA2332AIPWT is mechanically and electrically compatible with the INA2332AIPWTG4. Both components use the 14-TSSOP surface mount package with identical pin configuration and footprint dimensions (0.173", 4.40 mm width).

Q: Why is the INA2332AIPWTG4 discontinued?

A: The INA2332AIPWTG4 has been discontinued at DiGi Electronics. The INA2332AIPWT remains in active production and is the recommended substitute for ongoing component procurement.

Q: Are there any compliance or certification differences between these parts?

A: No. Both the INA2332AIPWTG4 and INA2332AIPWT maintain ROHS3 compliance, REACH Unaffected status, and identical Moisture Sensitivity Level (MSL) ratings of 2 (1 Year).

Q: What is the supply voltage range for these instrumentation amplifiers?

A: Both parts operate across a supply voltage range of 2.5 V to 5.5 V, supporting single-supply and dual-supply configurations in low-voltage applications.

Q: What is the maximum output current per channel?

A: The maximum output current per channel is 48 mA for both the INA2332AIPWTG4 and INA2332AIPWT.

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