TLV3404IPWRG4 Equivalent & Substitute Parts

Part Overview

The TLV3404IPWRG4 is a general-purpose CMOS comparator with open-drain output in 14-TSSOP surface mount packaging. This device is discontinued at DiGi Electronics, making equivalent and substitute parts necessary for ongoing design support and procurement. The TLV3404 series provides four independent comparator elements suitable for signal conditioning and threshold detection applications across industrial and consumer electronics.

Key Parameters

Parameter	Value
Number of Elements	4
Output Type	CMOS, Open-Drain
Voltage - Supply, Single/Dual (±)	2.7V ~ 16V, ±1.35V ~ 8V
Voltage - Input Offset (Max)	3.6mV @ 15V
Current - Input Bias (Max)	250pA @ 15V
Current - Output (Typ)	10mA
Current - Quiescent (Max)	950nA
CMRR, PSRR (Typ)	88dB CMRR, 105dB PSRR
Propagation Delay (Max)	300µs
Operating Temperature	-40°C ~ 125°C
Package / Case	14-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the TLV3404IPWRG4 is determined by the following critical parameters:

Packaging Compatibility: All substitute parts must use 14-TSSOP surface mount packaging to ensure PCB footprint compatibility.

Functional Equivalence: Four independent comparator elements with CMOS open-drain output configuration.

Supply Voltage Range: The TLV3404IPWRG4 operates across 2.7V ~ 16V single supply or ±1.35V ~ 8V dual supply. Substitute parts must support this range or a compatible subset.

Electrical Performance: Input offset voltage, input bias current, output current, quiescent current, CMRR, PSRR, and propagation delay determine functional suitability for specific applications.

Environmental Compliance: RoHS3 compliance and MSL rating ensure regulatory and manufacturing process compatibility.

The TLV3404IPWR is a parametric equivalent with identical electrical specifications and packaging. The MAX994EUD+ and MAX996EUD+ are manufacturer-recommended alternatives with different supply voltage ranges and performance characteristics, suitable for applications where the extended voltage range of the TLV3404 is not required.

Parameter Comparison

Parameter	TLV3404IPWRG4	TLV3404IPWR	MAX994EUD+	MAX996EUD+
Manufacturer	Texas Instruments	Texas Instruments	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated
Number of Elements	4	4	4	4
Output Type	CMOS, Open-Drain	CMOS, Open-Drain	CMOS, Open-Drain, Rail-to-Rail, TTL	CMOS, Open-Drain, Rail-to-Rail, TTL
Voltage - Supply, Single/Dual (±)	2.7V ~ 16V, ±1.35V ~ 8V	2.7V ~ 16V, ±1.35V ~ 8V	2.5V ~ 5.5V, ±1.25V ~ 2.75V	2.5V ~ 5.5V, ±1.25V ~ 2.75V
Voltage - Input Offset (Max)	3.6mV @ 15V	3.6mV @ 15V	5mV @ 5.5V	5mV @ 5.5V
Current - Input Bias (Max)	250pA @ 15V	250pA @ 15V	1pA @ 5.5V	1pA @ 5.5V
Current - Output (Typ)	10mA	10mA	Not specified	Not specified
Current - Quiescent (Max)	950nA	950nA	24µA	96µA
CMRR, PSRR (Typ)	88dB CMRR, 105dB PSRR	88dB CMRR, 105dB PSRR	80dB CMRR, 80dB PSRR	80dB CMRR, 80dB PSRR
Propagation Delay (Max)	300µs	300µs	450ns	210ns
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 85°C	-40°C ~ 85°C
Package / Case	14-TSSOP	14-TSSOP	14-TSSOP	14-TSSOP
Product Status	Discontinued at DiGi Electronics	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

TLV3404IPWR is the direct parametric equivalent to the discontinued TLV3404IPWRG4. This part maintains identical electrical specifications and supply voltage range while offering active product status and higher inventory availability (4723 pcs). Selection of TLV3404IPWR is appropriate for designs requiring the extended supply voltage range of 2.7V ~ 16V and the lower quiescent current of 950nA maximum.

MAX994EUD+ and MAX996EUD+ are manufacturer-recommended alternatives from Analog Devices Inc./Maxim Integrated. These parts are suitable only for applications operating within the 2.5V ~ 5.5V supply range. The MAX994EUD+ provides lower quiescent current (24µA) compared to MAX996EUD+ (96µA), while MAX996EUD+ offers faster propagation delay (210ns versus 450ns). Both parts include rail-to-rail and TTL output options not present in the TLV3404 series. Selection of MAX994EUD+ or MAX996EUD+ requires design verification that the reduced supply voltage range and different output characteristics are compatible with the application.

All substitute parts maintain ROHS3 compliance and MSL 1 rating, ensuring regulatory and manufacturing process compatibility with the original design.

Frequently Asked Questions (FAQ)

Q: Can TLV3404IPWR be used as a direct replacement for TLV3404IPWRG4?

A: Yes. TLV3404IPWR is a parametric equivalent with identical electrical specifications, supply voltage range, and 14-TSSOP packaging. The primary difference is product status (active versus discontinued) and packaging format (Cut Tape & Digi-Reel versus tube).

Q: What is the key limitation when using MAX994EUD+ or MAX996EUD+ as substitutes?

A: The supply voltage range is restricted to 2.5V ~ 5.5V single supply or ±1.25V ~ 2.75V dual supply, compared to the TLV3404's 2.7V ~ 16V range. These parts are suitable only for applications operating within this narrower voltage window.

Q: How do propagation delay differences affect substitution?

A: The TLV3404IPWRG4 and TLV3404IPWR have a maximum propagation delay of 300µs. The MAX994EUD+ has 450ns and MAX996EUD+ has 210ns. For applications with timing-critical signal conditioning, the faster MAX996EUD+ may provide improved performance, while the slower MAX994EUD+ remains suitable for general-purpose threshold detection.

Q: Are all substitute parts available in the same 14-TSSOP package?

A: Yes. All listed substitute parts use 14-TSSOP (0.173", 4.40mm Width) surface mount packaging, ensuring PCB footprint compatibility without layout modifications.

Q: What are the quiescent current differences between substitute options?

A: TLV3404IPWRG4 and TLV3404IPWR both draw 950nA maximum quiescent current. MAX994EUD+ draws 24µA and MAX996EUD+ draws 96µA. For battery-powered or ultra-low-power applications, the TLV3404 series is preferred.

Q: Do all substitute parts meet the same environmental compliance standards?

A: Yes. All listed parts are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, meeting current regulatory requirements and manufacturing process standards.

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