TS272AIDT Equivalent & Substitute Parts

Part Overview

The TS272AIDT is a CMOS dual-channel operational amplifier manufactured by STMicroelectronics in an 8-SOIC surface mount package. This device is classified as a linear amplifier with active product status and full RoHS3 compliance. The TS272AIDT serves applications requiring low-power CMOS amplification with moderate bandwidth and slew rate characteristics. Equivalent and substitute parts are identified based on matching electrical performance parameters, package compatibility, and operational specifications to ensure direct functional replacement in circuit designs.

Key Parameters

Parameter	TS272AIDT Value	Unit
Amplifier Type	CMOS	—
Number of Circuits	2	—
Slew Rate	5.5	V/µs
Gain Bandwidth Product	3.5	MHz
Current - Input Bias	1	pA
Voltage - Input Offset	900	µV
Current - Supply (x2 Channels)	1	mA
Current - Output / Channel	45	mA
Voltage - Supply Span (Min)	3	V
Voltage - Supply Span (Max)	16	V
Operating Temperature	-40 to 125	°C
Mounting Type	Surface Mount	—
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the TS272AIDT are identified based on the following critical parameters that determine functional equivalence:

Primary Matching Criteria:

Amplifier Type: CMOS technology
Number of Circuits: Dual-channel (2 circuits)
Package / Case: 8-SOIC form factor with 0.154" width and 3.90mm width specification
Mounting Type: Surface Mount compatibility
Voltage Supply Range: Minimum 3V to maximum 16V operation
Operating Temperature Range: Extended industrial range (-40°C to 125°C preferred)

Secondary Performance Parameters:

Slew Rate: 5.5V/µs or higher for equivalent dynamic response
Gain Bandwidth Product: 3.5 MHz or higher for bandwidth equivalence
Current - Input Bias: 1 pA or lower for low-bias applications
Voltage - Input Offset: 900 µV or lower for precision requirements
Current - Supply: 1 mA per channel or lower for power-constrained designs
Current - Output / Channel: 45 mA or higher for load-driving capability

Compliance Requirements:

RoHS3 Compliant status
Moisture Sensitivity Level 1 (Unlimited)
REACH Unaffected status
ECCN EAR99 classification

Substitute parts meeting these criteria provide direct functional replacement with equivalent electrical performance and package compatibility.

Parameter Comparison

Parameter	TS272AIDT	TLC252ACD	TLC252CD	TLC25L2ACD	TLC25L2CD	TLC25L2CDR	TLC25M2ACD	TLC1078CD	TLC1078CDR	TLC1078ID	LM432MA/NOPB
Amplifier Type	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	General Purpose
Number of Circuits	2	2	2	2	2	2	2	2	2	2	2
Slew Rate (V/µs)	5.5	2.9	2.9	2.9	2.9	2.9	2.9	0.032	0.032	0.032	—
Gain Bandwidth Product (MHz)	3.5	2.2	2.2	0.11	0.11	0.11	1.7	0.11	0.11	0.11	1
Current - Input Bias (pA)	1	1	0.6	50	0.7	0.7	0.7	1	1	1	3000
Voltage - Input Offset (µV)	900	900	1100	900	1100	1100	900	180	180	180	600
Current - Supply (mA, x2 Channels)	1	1.9	1.9	0.029	0.029	0.029	0.285	0.029	0.029	0.029	0.15
Current - Output / Channel (mA)	45	—	—	30	30	30	—	30	30	30	30
Voltage - Supply Span Min (V)	3	1.4	1.4	1.4	1.4	1.4	1.4	1.4	1.4	3	2.5
Voltage - Supply Span Max (V)	16	16	16	16	16	16	16	16	16	16	16
Operating Temperature (°C)	-40 to 125	0 to 70	0 to 70	0 to 70	0 to 70	0 to 70	0 to 70	0 to 70	0 to 70	-40 to 85	-40 to 85
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC
Product Status	Active	Last Time Buy	Last Time Buy	Last Time Buy	Last Time Buy	Last Time Buy	Last Time Buy	Last Time Buy	Active	Active	Obsolete
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 (Active Product Status):

The TLC1078CDR and TLC1078ID represent the most current alternatives with active product status. Both devices maintain CMOS amplifier architecture with dual-channel configuration in 8-SOIC packaging. The TLC1078CDR is supplied in Tape & Reel packaging, while TLC1078ID is available in standard packaging. Both support the full 3V to 16V supply range and extended operating temperature to -40°C to 85°C. These devices exhibit lower slew rate (0.032V/µs) and reduced gain bandwidth product (110 kHz) compared to the TS272AIDT, making them suitable for applications where bandwidth requirements are less stringent and ultra-low power consumption is prioritized.

Secondary Substitutes (Last Time Buy Status):

The TLC252ACD, TLC252CD, TLC25L2ACD, TLC25L2CD, TLC25L2CDR, and TLC25M2ACD are classified as Last Time Buy products. These devices provide intermediate performance characteristics between the TS272AIDT and TLC1078 series. The TLC252 variants deliver 2.2 MHz gain bandwidth product with 2.9V/µs slew rate, offering closer performance alignment to the TS272AIDT while maintaining CMOS technology and dual-channel configuration. The TLC25L2 series provides single-ended output configuration with 110 kHz bandwidth, while TLC25M2ACD features open-drain output topology. All Last Time Buy devices maintain RoHS3 compliance and MSL 1 rating but operate within 0°C to 70°C temperature range.

Non-Recommended Substitute:

The LM432MA/NOPB is classified as Obsolete and exhibits significantly different electrical characteristics, including 3 nA input bias current (versus 1 pA for TS272AIDT) and 1 MHz gain bandwidth product. This device is not recommended for new designs or direct substitution applications.

Compliance Verification:

All recommended substitute parts maintain RoHS3 compliance, REACH Unaffected status, ECCN EAR99 classification, and MSL 1 (Unlimited) moisture sensitivity rating, ensuring regulatory and environmental compatibility with the TS272AIDT.

Frequently Asked Questions (FAQ)

Q: Can the TLC1078CDR directly replace the TS272AIDT in all applications?

A: The TLC1078CDR provides package and pinout compatibility in 8-SOIC format with matching dual-channel CMOS architecture. However, the TLC1078CDR exhibits significantly lower slew rate (0.032V/µs versus 5.5V/µs) and reduced gain bandwidth product (110 kHz versus 3.5 MHz). Direct substitution is valid only for applications where these reduced performance parameters are acceptable. Circuit redesign or performance verification is required for bandwidth-sensitive applications.

Q: What is the difference between TLC25L2CD and TLC25L2CDR?

A: Both devices are electrically identical with matching electrical specifications. The primary difference is packaging format: TLC25L2CD is supplied in Tube packaging, while TLC25L2CDR is supplied in Tape & Reel (TR) format. Selection depends on manufacturing process requirements and volume handling preferences. Both maintain identical electrical performance and compliance certifications.

Q: Why do some substitute parts have lower operating temperature ranges?

A: The TS272AIDT operates from -40°C to 125°C, while most TLC series substitutes operate from 0°C to 70°C. The TLC1078ID extends to -40°C to 85°C. Temperature range differences reflect device qualification and manufacturing specifications. Applications requiring full -40°C to 125°C operation must verify substitute device temperature ratings before implementation.

Q: Are all substitute parts RoHS3 compliant?

A: All substitute parts listed in this reference maintain RoHS3 compliance status, matching the TS272AIDT certification. All devices are REACH Unaffected and classified as ECCN EAR99, ensuring regulatory compatibility for commercial and industrial applications.

Q: What does "Last Time Buy" product status mean for substitution planning?

A: Last Time Buy status indicates the manufacturer has announced end-of-life for the product. Existing inventory remains available for purchase, but no future production is planned. For long-term design stability, the active-status alternatives (TLC1078CDR, TLC1078ID) are recommended over Last Time Buy devices to ensure sustained component availability.

Q: How do I determine if a substitute part is suitable for my specific application?

A: Substitution suitability depends on matching the critical parameters: slew rate, gain bandwidth product, supply current, output current capability, and operating temperature range. Compare your application requirements against the parameter comparison table. If your circuit requires 5.5V/µs slew rate and 3.5 MHz bandwidth, the TLC252 series provides closer performance alignment than the TLC1078 series.

Q: Can the LM432MA/NOPB be used as a substitute?

A: The LM432MA/NOPB is classified as Obsolete and exhibits substantially different electrical characteristics, including 3000 pA input bias current versus 1 pA for the TS272AIDT. This device is not recommended for substitution. Use active or Last Time Buy alternatives from the TLC series instead.

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

A: The 8-SOIC (Small Outline Integrated Circuit) package with 0.154" width and 3.90mm width specification ensures mechanical and electrical compatibility across all listed substitute parts. All devices mount identically on PCBs with matching pin assignments and thermal characteristics. Package compatibility is confirmed across all recommended substitutes.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message