TLC252CPWR Equivalent & Substitute Parts

Part Overview

The TLC252CPWR is a CMOS dual-channel operational amplifier manufactured by Texas Instruments in 8-TSSOP surface mount packaging. This device is classified as Last Time Buy, indicating discontinued production with limited remaining inventory. The LinCMOS™ series design provides low-power operation suitable for battery-powered and portable applications. Alternative equivalent parts are necessary due to product status transition and to ensure long-term design continuity and supply chain reliability.

Key Parameters

Parameter	Value	Unit
Manufacturer Part Number	TLC252CPWR	—
Manufacturer	Texas Instruments	—
Amplifier Type	CMOS	—
Number of Circuits	2	—
Package / Case	8-TSSOP (0.173", 4.40mm Width)	—
Slew Rate	2.9	V/µs
Gain Bandwidth Product	2.2	MHz
Current - Input Bias	0.6	pA
Voltage - Input Offset	1.1	mV
Current - Supply	1.9	mA (x2 Channels)
Voltage - Supply Span (Min)	1.4	V
Voltage - Supply Span (Max)	16	V
Operating Temperature	0 to 70	°C
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—
Product Status	Last Time Buy	—

Substitute Part Grouping Explanation

Substitution of the TLC252CPWR is determined by the following critical parameters:

Package Compatibility: All substitute parts must use 8-TSSOP surface mount packaging with identical 0.173" (4.40mm) width to ensure PCB layout compatibility without redesign.

Amplifier Type & Circuit Count: The TLC252CPWR is a CMOS dual-channel amplifier. Substitutes must maintain the same amplifier topology (CMOS) and dual-circuit configuration to preserve functional equivalence.

Electrical Operating Range: Supply voltage span must encompass the original specification (1.4V to 16V minimum). Substitutes with wider or equal supply ranges are compatible.

Input Bias Current & Offset Voltage: These parameters define signal fidelity. CMOS amplifiers inherently exhibit low input bias current (pA range). Substitutes must maintain CMOS characteristics with input offset voltage at or below 1.1 mV.

Slew Rate & Gain Bandwidth Product: These parameters determine frequency response and signal-handling capability. Substitutes with equal or superior performance are functionally compatible.

Temperature Operating Range: The TLC252CPWR operates 0°C to 70°C. Substitutes with extended temperature ranges (such as -40°C to 125°C) provide enhanced reliability across wider environmental conditions.

Compliance & Certifications: All substitutes must maintain ROHS3 compliance, MSL Level 1, and REACH Unaffected status to meet regulatory and supply chain requirements.

Parameter Comparison

Parameter	TLC252CPWR	TLV9152IPWR	TS272CPT	TS272IPT	TS27L2CPT	TS27L2IPT	TS27M2CPT
Manufacturer	Texas Instruments	Texas Instruments	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics
Amplifier Type	CMOS	General Purpose	CMOS	CMOS	CMOS	CMOS	CMOS
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)	2.9	20	5.5	5.5	0.04	0.04	0.6
Gain Bandwidth Product (MHz)	2.2	4.5	3.5	3.5	0.1	0.1	1
Current - Input Bias (pA)	0.6	10	1	1	1	1	1
Voltage - Input Offset (mV)	1.1	0.125	1.1	1.1	1.1	1.1	1.1
Current - Supply (mA x2 Channels)	1.9	0.56	1	1	0.01	0.01	0.15
Voltage - Supply Span Min (V)	1.4	2.7	3	3	3	3	3
Voltage - Supply Span Max (V)	16	16	16	16	16	16	16
Operating Temperature (°C)	0 to 70	-40 to 125	0 to 70	-40 to 125	0 to 70	-40 to 125	0 to 70
Output Type	—	Rail-to-Rail	—	—	—	—	—
Current - Output / Channel (mA)	—	75	45	45	45	45	45
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)
Product Status	Last Time Buy	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Primary Recommendation: TS272IPT (STMicroelectronics)

The TS272IPT is the closest functional equivalent to the TLC252CPWR. Both devices are CMOS dual-channel amplifiers in 8-TSSOP packaging with identical input offset voltage (1.1 mV) and compatible supply voltage ranges (3V to 16V). The TS272IPT offers extended operating temperature range (-40°C to 125°C) compared to the original part (0°C to 70°C), providing superior reliability across broader environmental conditions. Slew rate (5.5 V/µs) and gain bandwidth product (3.5 MHz) exceed the original specification, ensuring enhanced signal-handling capability. Product status is Active with high inventory availability (19,880 pcs), ensuring long-term supply continuity. ROHS3 compliance and MSL Level 1 certification match the original part requirements.

Secondary Recommendation: TS272CPT (STMicroelectronics)

The TS272CPT is functionally identical to TS272IPT with the same electrical characteristics and 8-TSSOP package. The primary distinction is packaging format (Cut Tape & Digi-Reel® versus Tape & Reel). Selection between TS272CPT and TS272IPT depends on procurement and assembly requirements. Operating temperature range is limited to 0°C to 70°C, matching the original TLC252CPWR specification. Inventory availability is high (17,401 pcs).

Alternative for Ultra-Low Power Applications: TS27L2IPT (STMicroelectronics)

The TS27L2IPT is suitable for applications requiring minimal power consumption. Supply current is 10 µA (x2 channels), substantially lower than the original 1.9 mA specification. This device is appropriate for battery-powered or energy-harvesting applications where power budget is critical. Slew rate (0.04 V/µs) and gain bandwidth product (100 kHz) are significantly reduced, limiting frequency response to low-bandwidth signal conditioning. Extended operating temperature range (-40°C to 125°C) provides environmental robustness. Inventory availability is high (34,583 pcs).

Alternative for Moderate Power & Bandwidth: TS27M2CPT (STMicroelectronics)

The TS27M2CPT provides intermediate performance between standard and ultra-low-power variants. Supply current is 150 µA (x2 channels), offering reduced power consumption while maintaining moderate bandwidth (1 MHz gain bandwidth product, 0.6 V/µs slew rate). This device is suitable for applications requiring balanced power efficiency and signal-handling capability. Operating temperature range is 0°C to 70°C. Inventory availability is high (16,108 pcs).

Alternative for High-Speed Applications: TLV9152IPWR (Texas Instruments)

The TLV9152IPWR is a general-purpose amplifier with rail-to-rail output capability and superior frequency response (20 V/µs slew rate, 4.5 MHz gain bandwidth product). This device is appropriate for applications requiring higher signal bandwidth and output swing capability. Supply current is reduced to 560 µA (x2 channels) compared to the original 1.9 mA. Minimum supply voltage is 2.7V, which is higher than the original 1.4V specification; this must be verified for compatibility with low-voltage applications. Extended operating temperature range (-40°C to 125°C) and Active product status ensure long-term availability. Inventory availability is high (8,796 pcs).

Compliance & Certification Alignment

All recommended substitutes maintain ROHS3 compliance, MSL Level 1 (Unlimited), and REACH Unaffected status, ensuring regulatory and supply chain compatibility with the original TLC252CPWR specification.

Frequently Asked Questions (FAQ)

Q1: Can I directly replace TLC252CPWR with TS272IPT without PCB modifications?

Yes. Both devices use identical 8-TSSOP packaging (0.173", 4.40mm width) with the same pinout configuration for dual-channel CMOS amplifiers. PCB layout and footprint remain unchanged. No redesign is required.

Q2: What is the key difference between TS272CPT and TS272IPT?

Both devices are electrically identical CMOS dual-channel amplifiers with the same performance specifications. The primary difference is packaging format: TS272CPT is supplied in Cut Tape & Digi-Reel® format, while TS272IPT is supplied in Tape & Reel format. Selection depends on assembly equipment compatibility and procurement preferences. TS272IPT offers extended operating temperature range (-40°C to 125°C) versus TS272CPT (0°C to 70°C).

Q3: Why does TLV9152IPWR have a higher minimum supply voltage (2.7V) than TLC252CPWR (1.4V)?

TLV9152IPWR is a general-purpose rail-to-rail amplifier with different internal architecture optimized for higher bandwidth and output swing capability. This design requires higher minimum supply voltage. If your application operates below 2.7V, TLV9152IPWR is not compatible. Verify supply voltage requirements before selection.

Q4: Which substitute is best for battery-powered applications?

TS27L2IPT is optimized for ultra-low power consumption (10 µA supply current x2 channels). This device is suitable for battery-powered applications where power budget is critical. However, bandwidth is limited to 100 kHz. If higher bandwidth is required, TS27M2CPT provides intermediate power consumption (150 µA) with 1 MHz bandwidth.

Q5: Are all substitutes ROHS3 compliant?

Yes. All recommended substitutes (TS272IPT, TS272CPT, TS27L2IPT, TS27L2CPT, TS27M2CPT, and TLV9152IPWR) are ROHS3 compliant with MSL Level 1 (Unlimited) moisture sensitivity rating. Regulatory and environmental requirements are maintained across all alternatives.

Q6: What is the difference between slew rate and gain bandwidth product?

Slew rate (V/µs) defines the maximum rate of voltage change at the output, limiting high-amplitude signal speed. Gain bandwidth product (MHz) defines the frequency at which amplifier gain drops to unity, limiting small-signal bandwidth. Both parameters affect frequency response but measure different aspects of amplifier performance. Higher values indicate faster signal handling.

Q7: Can I use TLV9152IPWR in a design originally specified for TLC252CPWR?

TLV9152IPWR is functionally compatible if your application requires higher bandwidth (4.5 MHz versus 2.2 MHz) and faster slew rate (20 V/µs versus 2.9 V/µs). However, verify that your supply voltage is at least 2.7V (higher than TLC252CPWR minimum of 1.4V). The rail-to-rail output capability may provide additional design flexibility. Extended operating temperature range (-40°C to 125°C) enhances environmental robustness.

Q8: What is the inventory status of each substitute?

All substitutes are in Active product status with substantial inventory availability: TS272IPT (19,880 pcs), TS272CPT (17,401 pcs), TS27L2IPT (34,583 pcs), TS27L2CPT (18,361 pcs), TS27M2CPT (16,108 pcs), and TLV9152IPWR (8,796 pcs). The original TLC252CPWR is Last Time Buy with limited inventory (1,367 pcs).

Q9: Do all substitutes maintain the same input offset voltage specification?

Most substitutes maintain 1.1 mV input offset voltage, matching the original TLC252CPWR. TLV9152IPWR has superior offset voltage specification (125 µV), providing better DC accuracy. This enhanced specification is beneficial for precision signal conditioning applications.

Q10: Which substitute offers the best overall compatibility with TLC252CPWR?

TS272IPT provides the closest functional equivalence with identical CMOS amplifier type, dual-circuit configuration, 8-TSSOP package, and matching input offset voltage (1.1 mV). Performance specifications (slew rate 5.5 V/µs, gain bandwidth product 3.5 MHz) exceed the original, and extended operating temperature range (-40°C to 125°C) enhances reliability. Active product status and high inventory (19,880 pcs) ensure long-term supply continuity.

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