74LVC06ADTR2G Equivalent & Substitute Parts

Part Overview

The 74LVC06ADTR2G is a 6-channel inverter IC with open drain output configuration, manufactured by onsemi in a 14-TSSOP surface mount package. This device is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and production continuity. The part operates across a wide supply voltage range of 1.2V to 5.5V with a maximum propagation delay of 6ns at 5V with 50pF load.

Key Parameters

Parameter	Value
Logic Type	Inverter
Number of Circuits	6
Number of Inputs	1
Features	Open Drain
Voltage - Supply	1.2V ~ 5.5V
Current - Quiescent (Max)	40 µA
Current - Output High, Low	-, 32mA
Max Propagation Delay @ V, Max CL	6ns @ 5V, 50pF
Operating Temperature	-40°C ~ 125°C
Package / Case	14-TSSOP (0.173", 4.40mm Width)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the 74LVC06ADTR2G is determined by the following critical parameters:

Logic Configuration: 6-channel inverter with open drain output
Package Type: 14-TSSOP surface mount package with identical physical dimensions
Functional Equivalence: Single input per channel, inverting logic
Supply Voltage Compatibility: Operating voltage range must support the application requirements
Output Drive Capability: Open drain output current rating must meet load requirements

The MC74LCX06DTR2G qualifies as a direct substitute based on matching logic configuration, package type, and functional architecture. Both devices implement identical 6-channel inverter topology with open drain outputs in the same 14-TSSOP package footprint.

Parameter Comparison

Parameter	74LVC06ADTR2G	MC74LCX06DTR2G	Compatibility Notes
Logic Type	Inverter	Inverter	Identical
Number of Circuits	6	6	Identical
Number of Inputs	1	1	Identical
Features	Open Drain	Open Drain	Identical
Voltage - Supply	1.2V ~ 5.5V	2V ~ 3.6V	MC74LCX06DTR2G operates within narrower range; suitable for 2V to 3.6V applications
Current - Quiescent (Max)	40 µA	10 µA	MC74LCX06DTR2G has lower quiescent current
Current - Output High, Low	-, 32mA	-, 24mA	MC74LCX06DTR2G has reduced output current; verify load requirements
Max Propagation Delay @ V, Max CL	6ns @ 5V, 50pF	3.7ns @ 3.3V, 50pF	MC74LCX06DTR2G has faster propagation delay at 3.3V
Operating Temperature	-40°C ~ 125°C	-40°C ~ 85°C	74LVC06ADTR2G supports extended high temperature operation
Package / Case	14-TSSOP (0.173", 4.40mm Width)	14-TSSOP (0.173", 4.40mm Width)	Identical footprint and pinout
Product Status	Obsolete	Active	MC74LCX06DTR2G is actively manufactured
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Both meet RoHS3 requirements

Engineering Selection Recommendations

The MC74LCX06DTR2G is the qualified substitute for the obsolete 74LVC06ADTR2G based on the following criteria:

Functional Compatibility: Both devices implement identical 6-channel inverter logic with open drain outputs in the same 14-TSSOP package, ensuring direct pinout compatibility and footprint equivalence.

Regulatory Compliance: Both parts maintain ROHS3 compliance and REACH unaffected status, meeting current environmental and regulatory requirements.

Operational Constraints: Selection of MC74LCX06DTR2G requires verification of three parameters within the application:

Supply voltage must remain within the 2V to 3.6V range
Output current requirements must not exceed 24mA per channel
Operating temperature must not exceed 85°C

Applications requiring supply voltages below 2V or above 3.6V, output currents exceeding 24mA, or operating temperatures above 85°C cannot use the MC74LCX06DTR2G as a direct substitute.

Frequently Asked Questions (FAQ)

Q: Can MC74LCX06DTR2G replace 74LVC06ADTR2G in all applications?

A: No. The MC74LCX06DTR2G operates within a narrower supply voltage range (2V to 3.6V versus 1.2V to 5.5V), has reduced output current capability (24mA versus 32mA), and supports a lower maximum operating temperature (85°C versus 125°C). Substitution is valid only when all three parameters fall within the MC74LCX06DTR2G specifications.

Q: Are the packages physically identical?

A: Yes. Both devices use the 14-TSSOP package with identical footprint dimensions (0.173" width, 4.40mm). PCB layout and component placement require no modification.

Q: What is the pinout compatibility?

A: Both devices maintain identical pinout configuration as 6-channel inverters with open drain outputs. No pin reassignment or board redesign is necessary.

Q: Why does MC74LCX06DTR2G have lower quiescent current?

A: The MC74LCX06DTR2G is optimized for lower voltage operation (2V to 3.6V), resulting in reduced quiescent current consumption (10 µA versus 40 µA). This characteristic is inherent to the device design and does not affect functional equivalence.

Q: Is the propagation delay difference significant?

A: The MC74LCX06DTR2G exhibits faster propagation delay (3.7ns at 3.3V) compared to the 74LVC06ADTR2G (6ns at 5V). For timing-critical applications, verify that the faster response time does not introduce signal integrity issues in the circuit design.

Q: What certifications apply to both parts?

A: Both devices are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory standards for electronic components.

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