TLC27M2BID CMOS Amplifier Equivalent & Substitute Parts

Part Overview

The TLC27M2BID is a dual-channel CMOS operational amplifier manufactured by Texas Instruments in 8-SOIC surface mount packaging. This device is classified as a Last Time Buy product, indicating discontinued production with limited remaining inventory. The TLC27M2BID operates across a 4V to 16V supply range with low input bias current (0.7 pA) and is suitable for low-power analog signal processing applications requiring CMOS technology characteristics.

Identification of equivalent and substitute parts is necessary due to the Last Time Buy status of the TLC27M2BID. Alternative components with compatible electrical and mechanical specifications ensure design continuity and long-term supply chain reliability.

Key Parameters

Parameter	Value	Unit
Amplifier Type	CMOS	—
Number of Circuits	2	—
Slew Rate	0.62	V/µs
Gain Bandwidth Product	635	kHz
Current - Input Bias	0.7	pA
Voltage - Input Offset	224	µV
Current - Supply (x2 Channels)	285	µA
Current - Output / Channel	30	mA
Voltage - Supply Span (Min)	4	V
Voltage - Supply Span (Max)	16	V
Operating Temperature	-40 to 85	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the TLC27M2BID is determined by strict compatibility across electrical performance parameters and mechanical packaging specifications. The following criteria establish valid substitute relationships:

Primary Substitution Criteria:

Amplifier Type: CMOS technology
Number of Circuits: 2 channels
Package / Case: 8-SOIC (0.154", 3.90mm Width) or equivalent 8-SO footprint
Mounting Type: Surface Mount
Supply Voltage Range: Minimum 4V to 16V maximum (TLC27M2BID operates within 4V–16V; substitutes must support this range)
Operating Temperature: Minimum -40°C to 85°C (TLC27M2BID specification)

Secondary Compatibility Parameters:

Current - Output / Channel: 30 mA or greater
Slew Rate: 0.62 V/µs or greater
Gain Bandwidth Product: 635 kHz or greater
Input Bias Current: 0.7 pA or lower
Input Offset Voltage: 224 µV or lower

Substitute parts are grouped into two categories based on performance tier:

Category A - Direct Performance Match (TLC27M2 Series): TLC27M2BIDR maintains identical electrical specifications to TLC27M2BID with Active product status and improved packaging availability (Cut Tape & Digi-Reel).

Category B - Enhanced Performance Substitutes (TS272 and TS27L2 Series): STMicroelectronics TS272 and TS27L2 variants provide CMOS dual-channel amplification in compatible 8-SOIC/8-SO packaging with extended operating temperature ranges (-40°C to 125°C) and higher slew rates (5.5 V/µs for TS272; 0.04 V/µs for TS27L2). These parts exceed minimum electrical requirements while maintaining mechanical compatibility.

Parameter Comparison

Parameter	TLC27M2BID	TLC27M2BIDR	TS272ACDT	TS272AIDT	TS272BIDT	TS272CDT	TS272IDT	TS27L2ACDT	TS27L2AIDT	TS27L2BIDT
Manufacturer	Texas Instruments	Texas Instruments	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics
Amplifier Type	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS	CMOS
Number of Circuits	2	2	2	2	2	2	2	2	2	2
Slew Rate (V/µs)	0.62	0.62	5.5	5.5	5.5	5.5	5.5	0.04	0.04	0.04
Gain Bandwidth Product (kHz)	635	635	3500	3500	3500	3500	3500	100	100	100
Current - Input Bias (pA)	0.7	0.7	1	1	1	1	1	1	1	1
Voltage - Input Offset (µV)	224	224	900	900	250	1100	1100	900	1100	250
Current - Supply (µA, x2 Channels)	285	285	1000	1000	1000	1000	1000	10	10	10
Current - Output / Channel (mA)	30	30	45	45	45	45	45	45	45	45
Voltage - Supply Span Min (V)	4	4	3	3	3	3	3	3	3	3
Voltage - Supply Span Max (V)	16	16	16	16	16	16	16	16	16	16
Operating Temperature (°C)	-40 to 85	-40 to 85	0 to 70	-40 to 125	-40 to 125	0 to 70	-40 to 125	0 to 70	-40 to 125	-40 to 125
Package / Case	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
Product Status	Last Time Buy	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Primary Recommendation: TLC27M2BIDR

The TLC27M2BIDR is the direct equivalent of TLC27M2BID with identical electrical specifications and Active product status. This part maintains the same slew rate (0.62 V/µs), gain bandwidth product (635 kHz), input bias current (0.7 pA), and input offset voltage (224 µV). The primary advantage is improved packaging availability through Cut Tape & Digi-Reel distribution, providing superior long-term supply security compared to the Last Time Buy TLC27M2BID. Both parts are ROHS3 compliant with MSL 1 rating.

Secondary Recommendation: TS272 Series (TS272ACDT, TS272AIDT, TS272BIDT, TS272CDT, TS272IDT)

The TS272 series from STMicroelectronics provides enhanced performance characteristics while maintaining mechanical compatibility. These parts feature higher slew rate (5.5 V/µs versus 0.62 V/µs) and greater gain bandwidth product (3.5 MHz versus 635 kHz). All TS272 variants support the required 4V–16V supply range and deliver 45 mA output current per channel, exceeding the 30 mA specification of TLC27M2BID. Extended temperature variants (TS272AIDT, TS272BIDT, TS272IDT) operate across -40°C to 125°C, providing broader environmental coverage than the TLC27M2BID (-40°C to 85°C). All TS272 parts are ROHS3 compliant with MSL 1 rating and Active product status.

Tertiary Recommendation: TS27L2 Series (TS27L2ACDT, TS27L2AIDT, TS27L2BIDT)

The TS27L2 series is suitable for ultra-low-power applications requiring minimal supply current (10 µA per dual-channel versus 285 µA for TLC27M2BID). These parts maintain CMOS dual-channel architecture in compatible 8-SOIC packaging with 45 mA output current capability. The TS27L2 series operates across 3V–16V supply range and includes extended temperature variants (-40°C to 125°C). Slew rate is reduced to 0.04 V/µs and gain bandwidth product to 100 kHz, making this series appropriate only for applications where bandwidth requirements are less stringent than the original TLC27M2BID specification. All TS27L2 parts are ROHS3 compliant with MSL 1 rating and Active product status.

Compliance and Certification:

All recommended substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard PCB assembly and storage protocols. REACH status is unaffected for all parts. ECCN classification remains EAR99 across all alternatives.

Frequently Asked Questions (FAQ)

Q1: Can TLC27M2BIDR be used as a direct replacement for TLC27M2BID in existing designs?

A: Yes. The TLC27M2BIDR is electrically and mechanically identical to TLC27M2BID. Both parts feature the same slew rate (0.62 V/µs), gain bandwidth product (635 kHz), input bias current (0.7 pA), input offset voltage (224 µV), supply current (285 µA for dual channels), and output current (30 mA per channel). Both operate across 4V–16V supply range and -40°C to 85°C temperature range in 8-SOIC surface mount packaging. The only difference is product status: TLC27M2BIDR is Active while TLC27M2BID is Last Time Buy. No circuit modifications are required.

Q2: What are the key differences between TS272 and TLC27M2BID?

A: The TS272 series provides higher performance specifications: slew rate of 5.5 V/µs (versus 0.62 V/µs), gain bandwidth product of 3.5 MHz (versus 635 kHz), and output current of 45 mA per channel (versus 30 mA). The TS272 operates across 3V–16V supply range, supporting lower minimum voltage than TLC27M2BID (3V versus 4V). Supply current is higher at 1 mA per dual-channel configuration. All TS272 variants maintain 8-SOIC surface mount packaging and CMOS amplifier architecture. Extended temperature variants support -40°C to 125°C operation. These enhanced specifications make TS272 suitable for applications requiring higher bandwidth and faster signal processing.

Q3: When should TS27L2 series be selected instead of TLC27M2BID?

A: The TS27L2 series is appropriate for battery-powered or energy-constrained applications where ultra-low supply current is critical. The TS27L2 draws only 10 µA per dual-channel configuration compared to 285 µA for TLC27M2BID, representing a 28.5× reduction in power consumption. However, TS27L2 provides reduced bandwidth (100 kHz gain bandwidth product versus 635 kHz) and slower slew rate (0.04 V/µs versus 0.62 V/µs). Applications with bandwidth requirements below 100 kHz and slew rate requirements below 0.04 V/µs can benefit from TS27L2 power efficiency. All TS27L2 variants maintain 8-SOIC packaging and CMOS architecture with 45 mA output current capability.

Q4: Are all substitute parts compatible with the same PCB footprint as TLC27M2BID?

A: Yes. All recommended substitute parts use 8-SOIC (0.154", 3.90mm Width) surface mount packaging or equivalent 8-SO footprint. The mechanical dimensions and pin assignments are compatible with existing TLC27M2BID PCB layouts. No PCB redesign is required for substitution. Verify that the specific part variant (Cut Tape, Tape & Reel, or Tube packaging) meets your assembly process requirements, as packaging format does not affect electrical or mechanical compatibility.

Q5: What is the significance of the Last Time Buy status for TLC27M2BID?

A: Last Time Buy status indicates that Texas Instruments has discontinued production of TLC27M2BID and will not accept new orders after a specified cutoff date. Existing inventory (894 Pcs noted in the provided data) represents the final available stock. Designs currently using TLC27M2BID should transition to TLC27M2BIDR (Active status with 3500 Pcs inventory) or alternative TS272/TS27L2 series to ensure long-term component availability and supply chain continuity.

Q6: Do all substitute parts meet the same compliance requirements as TLC27M2BID?

A: Yes. All recommended substitute parts are ROHS3 compliant, carry MSL 1 (Unlimited) moisture sensitivity rating, and have unaffected REACH status. ECCN classification is EAR99 for all parts. These certifications ensure compatibility with standard manufacturing, storage, and regulatory requirements applicable to TLC27M2BID.

Q7: How do input offset voltage specifications differ among substitutes?

A: Input offset voltage varies across the substitute options: TLC27M2BID and TLC27M2BIDR specify 224 µV. TS272ACDT and TS272AIDT specify 900 µV. TS272BIDT specifies 250 µV. TS272CDT and TS272IDT specify 1.1 mV. TS27L2ACDT specifies 900 µV. TS27L2AIDT specifies 1.1 mV. TS27L2BIDT specifies 250 µV. Applications requiring input offset voltage below 250 µV should select TLC27M2BIDR, TS272BIDT, or TS27L2BIDT. Applications tolerating higher offset voltage can select from the broader TS272 and TS27L2 range.

Q8: What operating temperature ranges are available among substitute parts?

A: TLC27M2BID and TLC27M2BIDR operate across -40°C to 85°C. TS272ACDT and TS272CDT operate across 0°C to 70°C (commercial temperature range). TS272AIDT, TS272BIDT, and TS272IDT operate across -40°C to 125°C (extended industrial range). TS27L2ACDT operates across 0°C to 70°C. TS27L2AIDT and TS27L2BIDT operate across -40°C to 125°C. Applications requiring operation below 0°C or above 85°C should select extended temperature variants (TS272AIDT, TS272BIDT, TS272IDT, TS27L2AIDT, or TS27L2BIDT).

Q9: Are there packaging format differences that affect component selection?

A: Yes. TLC27M2BID is supplied in Tube packaging. TLC27M2BIDR is available in Cut Tape (CT) & Digi-Reel format. TS272ACDT and TS272CDT are supplied in Cut Tape & Digi-Reel. TS272AIDT, TS272BIDT, and TS272IDT are supplied in Tape & Reel (TR). TS27L2ACDT is supplied in Tape & Reel. TS27L2AIDT is supplied in Cut Tape & Digi-Reel. TS27L2BIDT is supplied in Tape & Reel. Packaging format selection should align with your assembly process: Tube for manual assembly, Cut Tape for semi-automated processes, and Tape & Reel for high-volume automated assembly.

Q10: Can TS272 and TS27L2 series be mixed in the same design?

A: TS272 and TS27L2 series can coexist in the same design if different functional blocks have different bandwidth and power requirements. TS272 is appropriate for signal conditioning circuits requiring higher bandwidth (3.5 MHz). TS27L2 is appropriate for low-frequency filtering or sensor interface circuits where bandwidth is limited to 100 kHz. Both series maintain identical 8-SOIC packaging and dual-channel CMOS architecture, allowing flexible component selection based on circuit-specific requirements. Ensure that each functional block's bandwidth and slew rate requirements are satisfied by the selected part variant.

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