TL7705ACDRE4 Equivalent & Substitute Parts

Part Overview

The TL7705ACDRE4 is a Power Management Integrated Circuit (PMIC) supervisor manufactured by Texas Instruments, designed for single-channel voltage monitoring and reset signal generation. This device features an open drain or open collector output configuration and operates across a 0°C to 70°C temperature range. The part is classified as obsolete, necessitating identification of active equivalent alternatives that maintain functional and electrical compatibility for ongoing production and maintenance applications.

Key Parameters

Parameter	Value
Manufacturer	Texas Instruments
Category	Power Management (PMIC)
Type	Simple Reset/Power-On Reset
Number of Voltages Monitored	1
Voltage Threshold	4.55V
Output Configuration	Open Drain or Open Collector
Reset Type	Active High/Active Low
Reset Timeout	1µs Maximum Propagation Delay
Package Type	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Operating Temperature Range	0°C ~ 70°C (TA)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the TL7705ACDRE4 is determined by strict alignment across the following critical parameters:

Functional Type: Simple Reset/Power-On Reset supervisor with single-channel voltage monitoring
Voltage Threshold: 4.55V monitoring threshold
Output Configuration: Open Drain or Open Collector output
Reset Characteristics: Active High/Active Low reset capability with 1µs maximum propagation delay
Package Compatibility: 8-SOIC surface mount package (0.154", 3.90mm Width)
Electrical Compliance: ROHS3 compliance and MSL Level 1 rating

Two substitute parts meet these criteria: the TL7705AIDR (upgrade option with extended temperature range) and the TL7705ACDR (parametric equivalent with matching temperature specifications).

Parameter Comparison

Parameter	TL7705ACDRE4 (Main)	TL7705AIDR (Upgrade)	TL7705ACDR (Equivalent)
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments
Product Status	Obsolete	Active	Active
Type	Simple Reset/Power-On Reset	Simple Reset/Power-On Reset	Simple Reset/Power-On Reset
Number of Voltages Monitored	1	1	1
Voltage Threshold	4.55V	4.55V	4.55V
Output Configuration	Open Drain or Open Collector	Open Drain or Open Collector	Open Drain or Open Collector
Reset Type	Active High/Active Low	Active High/Active Low	Active High/Active Low
Reset Timeout	1µs Maximum Propagation Delay	1µs Maximum Propagation Delay	1µs Maximum Propagation Delay
Operating Temperature Range	0°C ~ 70°C (TA)	-40°C ~ 85°C (TA)	0°C ~ 70°C (TA)
Package Type	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Packaging Format	Tape & Reel (TR)	Cut Tape (CT) & Digi-Reel®	Cut Tape (CT) & Digi-Reel®

Engineering Selection Recommendations

TL7705AIDR is the recommended upgrade substitute. This part maintains all functional and electrical parameters of the TL7705ACDRE4 while offering an extended operating temperature range of -40°C to 85°C. The TL7705AIDR carries active product status from Texas Instruments, ensuring long-term availability and supply chain continuity. This part is suitable for applications requiring broader temperature performance or future-proofing against temperature specification changes.

TL7705ACDR is the direct parametric equivalent. This part matches the TL7705ACDRE4 across all critical electrical and functional parameters, including the identical 0°C to 70°C operating temperature range. The TL7705ACDR maintains active product status and is available in higher inventory quantities, making it suitable for direct replacement in applications with matching thermal requirements.

Both substitute parts are ROHS3 compliant and carry MSL Level 1 ratings, maintaining full regulatory and environmental compliance with the original part.

Frequently Asked Questions (FAQ)

Q: Can TL7705AIDR be used as a direct replacement for TL7705ACDRE4?

A: Yes. The TL7705AIDR is functionally and electrically compatible with the TL7705ACDRE4. Both parts share identical voltage threshold (4.55V), output configuration (open drain or open collector), reset characteristics, and 8-SOIC package specifications. The TL7705AIDR offers an extended temperature range (-40°C to 85°C versus 0°C to 70°C), making it suitable for applications across a broader thermal envelope.

Q: What is the difference between TL7705AIDR and TL7705ACDR?

A: The primary difference is operating temperature range. The TL7705AIDR operates from -40°C to 85°C, while the TL7705ACDR operates from 0°C to 70°C, matching the original TL7705ACDRE4 specification. All other electrical and functional parameters are identical. Selection depends on application temperature requirements.

Q: Are the packaging formats interchangeable?

A: The TL7705ACDRE4 is supplied in Tape & Reel (TR) format, while both substitute parts (TL7705AIDR and TL7705ACDR) are supplied in Cut Tape (CT) & Digi-Reel® format. The physical component packages (8-SOIC) are identical and pin-compatible. Packaging format differences do not affect circuit-level compatibility.

Q: Do both substitute parts maintain the same compliance certifications?

A: Yes. Both TL7705AIDR and TL7705ACDR are ROHS3 compliant and carry MSL Level 1 ratings, identical to the original TL7705ACDRE4. Both parts are REACH unaffected and classified under ECCN EAR99.

Q: Which substitute part should be selected for new designs?

A: For new designs, the TL7705AIDR is recommended due to its active product status and extended temperature range, providing greater design flexibility and long-term supply assurance. For applications with strict 0°C to 70°C temperature requirements, the TL7705ACDR provides a direct parametric match.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message