TLC25M2CD Equivalent & Substitute Parts

Part Overview

The TLC25M2CD is a CMOS amplifier integrated circuit manufactured by Texas Instruments, configured as a 2-circuit operational amplifier in an 8-SOIC surface mount package. This device features open drain output configuration and operates across a supply voltage range of 1.4V to 16V with an operating temperature range of 0°C to 70°C.

The TLC25M2CD is designated as Last Time Buy, indicating that this part number is no longer in active production. This status necessitates identification of equivalent and substitute components to support ongoing design requirements and procurement needs. Substitute parts are selected based on matching functional parameters, package compatibility, and electrical specifications that permit direct replacement or design adaptation.

Key Parameters

Parameter	Value
Manufacturer Part Number	TLC25M2CD
Manufacturer	Texas Instruments
Category	Linear, Amplifiers
Amplifier Type	CMOS
Number of Circuits	2
Output Type	Open Drain
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Voltage - Supply Span (Min)	1.4 V
Voltage - Supply Span (Max)	16 V
Operating Temperature	0°C ~ 70°C (TA)
Slew Rate	2.9 V/µs
Gain Bandwidth Product	1.7 MHz
Current - Input Bias	0.7 pA
Voltage - Input Offset	1.1 mV
Current - Supply	285 µA (x2 Channels)
RoHS Status	ROHS3 Compliant
Product Status	Last Time Buy

Substitute Part Grouping Explanation

Substitute parts for the TLC25M2CD are selected based on the following critical parameters that determine functional compatibility:

Primary Matching Criteria:

Package type: 8-SOIC surface mount configuration
Number of circuits: 2-channel amplifier configuration
Amplifier type: CMOS technology
Supply voltage range compatibility: Minimum 1.4V to 16V maximum
Operating temperature range: 0°C to 70°C minimum
Input bias current: 0.7 pA specification
Voltage input offset: 1.1 mV specification

Substitution Logic:

Substitute parts are grouped into two categories based on their electrical characteristics and product status:

Category 1: Texas Instruments Active Alternatives The TLC27M2CDR represents the active production equivalent from Texas Instruments. While this part maintains the same package, manufacturer, and core 2-circuit CMOS amplifier configuration, it exhibits different electrical performance characteristics including reduced slew rate (0.62 V/µs versus 2.9 V/µs) and lower gain bandwidth product (635 kHz versus 1.7 MHz). The minimum supply voltage requirement increases to 3V. This part is suitable for applications where the TLC25M2CD's performance specifications exceed design requirements.

Category 2: STMicroelectronics CMOS Amplifier Series The TS272 and TS27L2 series from STMicroelectronics provide CMOS amplifier alternatives in compatible 8-SOIC packages. These parts maintain 2-circuit configuration and CMOS technology but offer varying performance levels. The TS272 series (TS272ACDT, TS272AIDT, TS272BIDT, TS272CDT, TS272IDT) provides higher slew rate (5.5 V/µs) and gain bandwidth product (3.5 MHz) compared to the TLC25M2CD. The TS27L2 series (TS27L2ACDT, TS27L2AIDT, TS27L2BIDT) provides ultra-low power operation (10 µA supply current) with reduced bandwidth (100 kHz). All STMicroelectronics alternatives require minimum 3V supply voltage.

Category 3: General Purpose Alternative The LM432MA/NOPB from Texas Instruments is a general purpose 2-circuit amplifier in 8-SOIC package. This part is designated as Obsolete and exhibits different electrical characteristics including higher input bias current (3 nA) and lower supply current (150 µA). This option is included for reference but is not recommended for new designs due to obsolete status.

Parameter Comparison

Parameter	TLC25M2CD	TLC27M2CDR	TS272ACDT	TS272AIDT	TS272BIDT	TS272CDT	TS272IDT	TS27L2ACDT	TS27L2AIDT	TS27L2BIDT	LM432MA/NOPB
Manufacturer	Texas Instruments	Texas Instruments	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	Texas Instruments
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
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Voltage - Supply Span (Min)	1.4 V	3 V	3 V	3 V	3 V	3 V	3 V	3 V	3 V	3 V	2.5 V
Voltage - Supply Span (Max)	16 V	16 V	16 V	16 V	16 V	16 V	16 V	16 V	16 V	16 V	16 V
Operating Temperature	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	-40°C ~ 125°C	-40°C ~ 125°C	0°C ~ 70°C	-40°C ~ 125°C	0°C ~ 70°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 85°C
Slew Rate	2.9 V/µs	0.62 V/µs	5.5 V/µs	5.5 V/µs	5.5 V/µs	5.5 V/µs	5.5 V/µs	0.04 V/µs	0.04 V/µs	0.04 V/µs	Not Specified
Gain Bandwidth Product	1.7 MHz	635 kHz	3.5 MHz	3.5 MHz	3.5 MHz	3.5 MHz	3.5 MHz	100 kHz	100 kHz	100 kHz	1 MHz
Current - Input Bias	0.7 pA	0.7 pA	1 pA	1 pA	1 pA	1 pA	1 pA	1 pA	1 pA	1 pA	3 nA
Voltage - Input Offset	1.1 mV	1.1 mV	900 µV	900 µV	250 µV	1.1 mV	1.1 mV	900 µV	1.1 mV	250 µV	600 µV
Current - Supply	285 µA (x2)	285 µA (x2)	1 mA (x2)	1 mA (x2)	1 mA (x2)	1 mA (x2)	1 mA (x2)	10 µA (x2)	10 µA (x2)	10 µA (x2)	150 µA (x2)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Last Time Buy	Active	Active	Active	Active	Active	Active	Active	Active	Active	Obsolete

Engineering Selection Recommendations

Primary Recommendation: TLC27M2CDR

The TLC27M2CDR is the manufacturer-recommended substitute from Texas Instruments. This part maintains design continuity with the original TLC25M2CD through identical manufacturer sourcing and LinCMOS series technology. Both parts are ROHS3 compliant and feature identical moisture sensitivity levels. The TLC27M2CDR is in active production status with substantial inventory availability (55,100 units), ensuring long-term supply security. The primary design consideration is the increased minimum supply voltage requirement (3V versus 1.4V) and reduced performance specifications (slew rate and gain bandwidth product). Applications operating at supply voltages below 3V require alternative selection.

Secondary Recommendation: TS272 Series (STMicroelectronics)

The TS272 series provides enhanced performance characteristics with higher slew rate (5.5 V/µs) and gain bandwidth product (3.5 MHz) compared to the TLC25M2CD. Multiple variants within this series accommodate different temperature and offset voltage requirements. All TS272 variants are in active production status with strong inventory levels. The TS272ACDT and TS272CDT variants match the 0°C to 70°C operating temperature range of the TLC25M2CD. The TS272AIDT and TS272IDT variants extend the operating temperature range to -40°C to 125°C. The TS272BIDT variant offers improved input offset voltage (250 µV) with extended temperature range. All TS272 variants require minimum 3V supply voltage and are ROHS3 compliant.

Tertiary Recommendation: TS27L2 Series (STMicroelectronics)

The TS27L2 series is appropriate for ultra-low power applications where supply current minimization is critical. This series operates at 10 µA supply current (versus 285 µA for the TLC25M2CD) with reduced bandwidth (100 kHz gain bandwidth product). The TS27L2ACDT and TS27L2AIDT variants provide 0°C to 70°C and -40°C to 125°C operating ranges respectively. The TS27L2BIDT variant offers improved input offset voltage (250 µV) with extended temperature range. All TS27L2 variants require minimum 3V supply voltage and are ROHS3 compliant. This series is suitable only for applications where the reduced bandwidth specification is acceptable.

Not Recommended: LM432MA/NOPB

The LM432MA/NOPB is designated as Obsolete and is not recommended for new designs or ongoing production. While this part maintains 2-circuit configuration and 8-SOIC package compatibility, the obsolete status creates supply chain risk and long-term availability concerns. The higher input bias current (3 nA) and different electrical characteristics further limit its suitability as a direct substitute.

Frequently Asked Questions (FAQ)

Q: Can the TLC27M2CDR be used as a direct replacement for the TLC25M2CD in all applications?

A: The TLC27M2CDR is pin-compatible and functionally equivalent for most applications. However, two design considerations apply. First, the minimum supply voltage increases from 1.4V to 3V, requiring verification that your power supply meets this requirement. Second, the reduced slew rate (0.62 V/µs versus 2.9 V/µs) and lower gain bandwidth product (635 kHz versus 1.7 MHz) may affect high-frequency performance. Applications operating below 3V supply voltage or requiring the original performance specifications require alternative selection.

Q: What is the primary difference between the TS272 and TS27L2 series?

A: The TS272 series provides standard performance with 5.5 V/µs slew rate and 3.5 MHz gain bandwidth product, suitable for general-purpose amplification. The TS27L2 series prioritizes ultra-low power consumption (10 µA supply current) at the cost of reduced bandwidth (100 kHz). Select TS272 for applications requiring higher frequency response and TS27L2 for battery-powered or ultra-low power applications where bandwidth requirements are modest.

Q: Are all substitute parts ROHS3 compliant?

A: Yes, all substitute parts listed (TLC27M2CDR, TS272 series, TS27L2 series, and LM432MA/NOPB) are ROHS3 compliant. All parts also feature moisture sensitivity level 1 (unlimited) and REACH unaffected status, matching the compliance profile of the TLC25M2CD.

Q: What is the significance of the different temperature range variants within the TS272 and TS27L2 series?

A: The TS272 and TS27L2 series offer variants with either 0°C to 70°C or -40°C to 125°C operating temperature ranges. The 0°C to 70°C variants (ACDT and CDT suffixes) match the TLC25M2CD temperature specification and are suitable for standard industrial applications. The -40°C to 125°C variants (AIDT and IDT suffixes) extend the operating range for automotive, aerospace, or extreme environment applications. Select the temperature range variant appropriate to your application requirements.

Q: Can I use the TS272BIDT or TS27L2BIDT for improved input offset voltage performance?

A: Yes, the TS272BIDT and TS27L2BIDT variants feature improved input offset voltage specifications (250 µV) compared to the standard variants (900 µV to 1.1 mV). These variants are appropriate for precision analog applications where lower offset voltage reduces calibration requirements. Both variants support extended temperature range (-40°C to 125°C) and are available in active production status.

Q: What packaging options are available for the substitute parts?

A: All substitute parts are available in 8-SOIC surface mount package, matching the TLC25M2CD package specification. Packaging format options vary by part number: TLC27M2CDR is available in Cut Tape and Digi-Reel format; TS272 variants are available in Cut Tape, Digi-Reel, or Tape & Reel formats; TS27L2 variants are available in Tape & Reel or Cut Tape formats. Verify packaging format availability with your supplier to match your assembly process requirements.

Q: Is the LM432MA/NOPB suitable for new designs?

A: No, the LM432MA/NOPB is designated as Obsolete and is not suitable for new designs. Obsolete status indicates that the manufacturer has discontinued production and support. This creates supply chain risk, potential quality concerns, and lack of manufacturer technical support. Use only for legacy system maintenance where no alternative exists.

Q: What is the minimum supply voltage requirement for each substitute option?

A: The TLC25M2CD operates at minimum 1.4V supply voltage. The TLC27M2CDR, TS272 series, and TS27L2 series all require minimum 3V supply voltage. The LM432MA/NOPB requires minimum 2.5V supply voltage. Applications operating at supply voltages between 1.4V and 2.5V are limited to the original TLC25M2CD or the LM432MA/NOPB (not recommended due to obsolete status). For new designs requiring operation below 3V, the TLC25M2CD remains the only active option.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message