TS27M2IPT Equivalent & Substitute Parts

Part Overview

The TS27M2IPT is a CMOS amplifier integrated circuit manufactured by STMicroelectronics, configured as a dual-channel operational amplifier in an 8-TSSOP surface mount package. This device is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing design support and procurement requirements. The TS27M2IPT operates across a supply voltage range of 3V to 16V with a slew rate of 0.6V/µs and gain bandwidth product of 1 MHz, making it suitable for low-speed analog signal processing applications.

Key Parameters

Parameter	Value	Unit
Manufacturer Part Number	TS27M2IPT	—
Manufacturer	STMicroelectronics	—
Amplifier Type	CMOS	—
Number of Circuits	2	—
Package / Case	8-TSSOP (0.173", 4.40mm Width)	—
Slew Rate	0.6	V/µs
Gain Bandwidth Product	1	MHz
Current - Input Bias	1	pA
Voltage - Input Offset	1.1	mV
Current - Supply (x2 Channels)	150	µA
Current - Output / Channel	45	mA
Voltage - Supply Span (Min)	3	V
Voltage - Supply Span (Max)	16	V
Operating Temperature	-40°C ~ 125°C	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—
Product Status	Obsolete	—

Substitute Part Grouping Explanation

Substitution of the TS27M2IPT is determined by compatibility across the following critical parameters: package type (8-TSSOP surface mount), number of circuits (dual-channel configuration), amplifier topology (CMOS architecture), supply voltage range (minimum 3V, maximum 16V), operating temperature span (-40°C to 125°C), and output current capability (minimum 45 mA per channel). Substitute parts are grouped into two functional categories based on amplifier type and performance characteristics.

Category 1: CMOS Amplifiers with Enhanced Performance These substitutes maintain CMOS architecture with improved slew rate and gain bandwidth product specifications, suitable for applications requiring higher frequency response while preserving low input bias current characteristics.

Category 2: General Purpose Amplifiers These substitutes employ general purpose amplifier topology with different electrical characteristics, including higher input bias current and lower gain bandwidth product, applicable to designs with relaxed frequency requirements and extended supply voltage tolerance.

Parameter Comparison

Parameter	TS27M2IPT	TLC272CPWR	TLC272CPW	TLC27L2CPWR	TLC27L2IPW	LM2904PWRG4-JF	LM2904PW
Manufacturer	STMicroelectronics	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Amplifier Type	CMOS	CMOS	CMOS	CMOS	CMOS	General Purpose	General Purpose
Number of Circuits	2	2	2	2	2	2	2
Package / Case	8-TSSOP	8-TSSOP	8-TSSOP	8-TSSOP	8-TSSOP	8-TSSOP	8-TSSOP
Slew Rate (V/µs)	0.6	5.3	5.3	0.03	0.03	0.3	0.3
Gain Bandwidth Product (MHz)	1	2.2	2.2	0.11	0.11	0.7	0.7
Current - Input Bias (pA)	1	0.7	0.7	0.6	0.6	20	20
Voltage - Input Offset (mV)	1.1	1.1	1.1	1.1	1.1	3	3
Current - Supply (µA, x2 Channels)	150	1900	1900	20	20	500	500
Current - Output / Channel (mA)	45	30	30	30	30	40	40
Voltage - Supply Span (Min)	3 V	3 V	3 V	3 V	4 V	3 V	3 V
Voltage - Supply Span (Max)	16 V	16 V	16 V	16 V	16 V	26 V	26 V
Operating Temperature	-40°C ~ 125°C	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	-40°C ~ 85°C	-40°C ~ 125°C	-40°C ~ 125°C
Product Status	Obsolete	Active	Obsolete	Active	Last Time Buy	Last Time Buy	Obsolete
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

For CMOS Amplifier Topology Preservation:

TLC272CPWR is the primary active substitute for the TS27M2IPT when CMOS amplifier characteristics are required. This part maintains identical package configuration, supply voltage range, and input offset voltage specifications. The TLC272CPWR offers enhanced slew rate (5.3V/µs versus 0.6V/µs) and higher gain bandwidth product (2.2 MHz versus 1 MHz), making it suitable for applications requiring improved frequency response. The device is currently in active production status with substantial inventory availability (18,000 units). Operating temperature range is restricted to 0°C to 70°C, which represents a narrower specification than the original part.

TLC27L2CPWR provides an alternative CMOS solution with ultra-low supply current consumption (20µA total versus 150µA for the TS27M2IPT), beneficial for battery-powered or power-constrained applications. This device maintains the same package, supply voltage range, and input characteristics. The trade-off is significantly reduced slew rate (0.03V/µs) and gain bandwidth product (110 kHz), limiting applicability to low-frequency signal processing. Operating temperature range is 0°C to 70°C. The device is in active production with 2,018 units in stock.

For Extended Temperature Range Applications:

TLC27L2IPW supports the full operating temperature range of -40°C to 85°C while maintaining CMOS architecture and ultra-low supply current. This device is classified as Last Time Buy, indicating limited future availability. The minimum supply voltage is 4V rather than 3V, which may restrict use in lower voltage systems.

For General Purpose Amplifier Topology:

LM2904PWRG4-JF is a general purpose amplifier substitute offering extended supply voltage range (3V to 26V maximum) and full operating temperature coverage (-40°C to 125°C). This device is classified as Last Time Buy with 9,147 units available. The amplifier type differs from the original CMOS architecture, resulting in higher input bias current (20 nA versus 1 pA) and reduced gain bandwidth product (700 kHz versus 1 MHz). Output current per channel is 40 mA, slightly below the original 45 mA specification.

LM2904PW provides general purpose amplifier functionality with identical supply voltage range extension and temperature coverage. This part is obsolete with 4,900 units in inventory. Electrical characteristics are equivalent to the LM2904PWRG4-JF variant.

Compliance and Regulatory Status:

All substitute parts maintain ROHS3 compliance, MSL Level 1 (unlimited moisture sensitivity), and REACH unaffected status, matching the regulatory profile of the original TS27M2IPT. All parts are classified under ECCN EAR99 and HTSUS code 8542.33.0001.

Frequently Asked Questions (FAQ)

Q: Can TLC272CPWR directly replace TS27M2IPT in all applications?

A: TLC272CPWR is pin-compatible and functionally equivalent for applications operating within the 0°C to 70°C temperature range. Applications requiring the full -40°C to 125°C operating temperature range of the original part require alternative selection. The enhanced slew rate and gain bandwidth product of TLC272CPWR may alter circuit behavior in frequency-sensitive applications; circuit validation is necessary.

Q: What is the primary difference between CMOS and general purpose amplifier substitutes?

A: CMOS amplifiers (TLC272CPWR, TLC27L2CPWR, TLC27L2IPW) feature extremely low input bias current (0.6 to 1 pA) and are optimized for high-impedance signal sources. General purpose amplifiers (LM2904PWRG4-JF, LM2904PW) have higher input bias current (20 nA) but offer extended supply voltage range and broader temperature coverage. Selection depends on circuit impedance requirements and operating environment specifications.

Q: Why does TLC27L2CPWR have such low supply current consumption?

A: TLC27L2CPWR is specifically designed for ultra-low power applications with supply current of 20µA total (versus 150µA for TS27M2IPT). This is achieved through circuit design optimization that reduces slew rate to 0.03V/µs and gain bandwidth product to 110 kHz. This device is suitable only for low-frequency signal processing where bandwidth limitations are acceptable.

Q: Are there temperature range limitations with substitute parts?

A: Yes. TLC272CPWR and TLC27L2CPWR operate only from 0°C to 70°C, narrower than the original -40°C to 125°C range. TLC27L2IPW extends to -40°C to 85°C. LM2904PWRG4-JF and LM2904PW support the full -40°C to 125°C range. Applications requiring extended temperature operation must select accordingly.

Q: What is the significance of "Last Time Buy" product status?

A: Last Time Buy designation indicates the manufacturer has announced end-of-life for the part, with limited production remaining. Customers must place final orders within a specified window. Parts with this status (LM2904PWRG4-JF, TLC27L2IPW) should be selected only when inventory requirements can be met from available stock or when long-term design stability is not critical.

Q: Can I use LM2904PWRG4-JF in a 3V supply application?

A: Yes. LM2904PWRG4-JF supports minimum supply voltage of 3V, matching the TS27M2IPT specification. However, the extended maximum supply voltage (26V versus 16V) and different amplifier topology require circuit validation to ensure performance compatibility.

Q: What packaging options are available for substitutes?

A: All substitute parts are available in 8-TSSOP surface mount package, matching the original TS27M2IPT. Packaging variants differ by distribution format: Tape & Reel (TR) for automated assembly, Cut Tape (CT) & Digi-Reel® for mixed-volume procurement, and Tube for manual handling. Package / Case dimensions are identical across all parts (0.173", 4.40mm Width).

Q: Is the 45 mA output current specification critical for substitution?

A: Output current per channel varies among substitutes: TLC272CPWR and TLC27L2CPWR provide 30 mA, while LM2904PWRG4-JF and LM2904PW provide 40 mA. If the application requires the full 45 mA output current of the original part, circuit redesign or alternative topologies may be necessary. Most general-purpose signal processing applications operate well within 30 to 40 mA limits.

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