NJM13404D Equivalent & Substitute Parts

Part Overview

The NJM13404D is a general-purpose operational amplifier featuring two circuits in an 8-DIP through-hole package, manufactured by Nisshinbo Micro Devices Inc. This device is classified as obsolete, which necessitates identification of equivalent and substitute components for ongoing design support and production requirements. The part operates across a supply voltage range of 2V to 14V with a slew rate of 1.2V/µs and gain bandwidth product of 2 MHz, making it suitable for general-purpose amplification applications requiring moderate bandwidth and low input bias current characteristics.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	2	—
Slew Rate	1.2	V/µs
Gain Bandwidth Product	2	MHz
Current - Input Bias	25	nA
Voltage - Input Offset	500	µV
Current - Supply	2	mA
Current - Output / Channel	35	mA
Voltage - Supply Span (Min)	2	V
Voltage - Supply Span (Max)	14	V
Operating Temperature	-40 to 85	°C
Package / Case	8-DIP (0.300", 7.62mm)	—
Mounting Type	Through Hole	—

Substitute Part Grouping Explanation

Substitution of the NJM13404D is determined by the following critical parameters: dual-circuit configuration, 8-DIP through-hole package format, supply voltage compatibility, slew rate performance, gain bandwidth product, and operating temperature range. The primary substitute is NJM13404D#, which maintains identical electrical specifications while offering improved product status (Active) and RoHS compliance. Texas Instruments LinCMOS™ series devices (TLC272ACP, TLC252BCP, TLC25L2CP, TLC25M2ACP, and TLC1078CP/TLC1078IP) provide functional equivalence with variations in amplifier technology (CMOS versus general-purpose), slew rate, and supply voltage minimums. These alternatives are grouped based on their ability to satisfy the core requirements: two amplifier circuits, 8-DIP package, and operation within overlapping supply voltage ranges. Substitution compatibility requires verification that the target application's supply voltage range, slew rate requirements, and input bias current specifications align with the substitute device's electrical characteristics.

Parameter Comparison

Parameter	NJM13404D	NJM13404D#	TLC272ACP	TLC252BCP	TLC25L2CP	TLC1078CP	TLC1078IP
Amplifier Type	General Purpose	General Purpose	CMOS	CMOS	CMOS	CMOS	CMOS
Number of Circuits	2	2	2	2	2	2	2
Slew Rate (V/µs)	1.2	1.2	5.3	2.9	2.9	0.032	0.032
Gain Bandwidth Product (MHz)	2	2	2.2	2.2	0.11	0.11	0.11
Current - Input Bias (nA/pA)	25 nA	25 nA	0.7 pA	0.6 pA	0.7 pA	1 pA	1 pA
Voltage - Input Offset (µV/mV)	500 µV	500 µV	900 µV	290 µV	1.1 mV	180 µV	180 µV
Current - Supply (mA/µA)	2	2	1.9	1.9	29 µA	29 µA	29 µA
Current - Output / Channel (mA)	35	35	30	—	—	30	30
Voltage - Supply Span Min (V)	2	2	3	1.4	1.4	1.4	3
Voltage - Supply Span Max (V)	14	14	16	16	16	16	16
Operating Temperature (°C)	-40 to 85	-40 to 85	0 to 70	0 to 70	0 to 70	0 to 70	-40 to 85
Package / Case	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Product Status	Obsolete	Active	Active	Last Time Buy	Last Time Buy	Active	Active
RoHS Status	Non-compliant	Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Substitute: NJM13404D#

The NJM13404D# is the direct equivalent of the NJM13404D, maintaining identical electrical specifications across all measured parameters including slew rate, gain bandwidth product, input bias current, and supply voltage range. This part is classified as Active with RoHS Compliant status, providing superior long-term availability and regulatory compliance compared to the obsolete original part. The NJM13404D# is the preferred selection for direct replacement in existing designs without circuit modification.

Secondary Substitutes: Texas Instruments LinCMOS™ Series

The TLC272ACP offers Active product status with enhanced slew rate (5.3V/µs) and maintains the 2.2 MHz gain bandwidth product. This device is suitable for applications requiring improved transient response while operating within the 3V to 16V supply range. The TLC1078IP provides Active status with extended operating temperature range (-40°C to 85°C) matching the original part, though with significantly reduced slew rate (0.032V/µs) and gain bandwidth product (110 kHz), limiting its use to low-frequency applications.

Compliance Considerations

All Texas Instruments substitute devices carry ROHS3 Compliant certification, whereas the original NJM13404D is RoHS non-compliant. Applications subject to RoHS regulatory requirements must employ substitute devices. The NJM13404D# provides RoHS compliance while maintaining full electrical equivalence.

Supply Voltage Compatibility

The NJM13404D and NJM13404D# operate from 2V minimum supply voltage. The TLC272ACP requires 3V minimum, which may restrict its use in 2V to 3V supply applications. The TLC1078CP similarly requires 1.4V minimum but the TLC1078IP requires 3V minimum. Applications operating below 3V supply voltage must employ either the NJM13404D# or TLC252BCP/TLC25L2CP variants.

Operating Temperature Range

The original NJM13404D operates from -40°C to 85°C. The TLC1078IP maintains this temperature range, while most other Texas Instruments alternatives operate only from 0°C to 70°C. Applications requiring extended temperature operation must select NJM13404D#, TLC1078IP, or verify that the 0°C to 70°C range satisfies system requirements.

Frequently Asked Questions (FAQ)

Q: Can the TLC272ACP directly replace the NJM13404D in all applications?

A: The TLC272ACP is functionally compatible for applications where the supply voltage is 3V or higher and operating temperature remains within 0°C to 70°C. The enhanced slew rate (5.3V/µs versus 1.2V/µs) may alter circuit behavior in bandwidth-sensitive applications. Applications operating below 3V supply voltage or requiring -40°C to 85°C temperature range require alternative substitutes.

Q: What is the difference between NJM13404D and NJM13404D#?

A: The NJM13404D# is the active production equivalent of the obsolete NJM13404D. Both devices share identical electrical specifications. The primary differences are product status (Active versus Obsolete), RoHS compliance (Compliant versus Non-compliant), and packaging format (Tube versus unspecified). The NJM13404D# is the recommended replacement for new designs and production continuity.

Q: Are the TLC25L2CP and TLC252BCP suitable for high-frequency applications?

A: Both devices feature 2.2 MHz gain bandwidth product (TLC252BCP) or 110 kHz gain bandwidth product (TLC25L2CP), which is comparable to or lower than the original NJM13404D (2 MHz). The TLC252BCP maintains bandwidth equivalence, while the TLC25L2CP is limited to low-frequency applications. High-frequency performance requirements should be verified against specific application bandwidth specifications.

Q: What are the key differences between CMOS and general-purpose amplifier types in this comparison?

A: The original NJM13404D is a general-purpose amplifier with 25 nA input bias current. Texas Instruments CMOS alternatives feature significantly lower input bias current (0.6 to 1 pA), reducing input loading effects. CMOS devices typically exhibit lower supply current consumption but may have different offset voltage and temperature drift characteristics. Selection between amplifier types depends on application sensitivity to input bias current, power consumption, and offset voltage specifications.

Q: Can the TLC1078CP or TLC1078IP be used in applications requiring 2 MHz bandwidth?

A: No. Both TLC1078 variants feature only 110 kHz gain bandwidth product, which is substantially lower than the NJM13404D (2 MHz). These devices are suitable only for low-frequency applications. Applications requiring 2 MHz bandwidth or higher must employ the NJM13404D#, TLC272ACP, or TLC252BCP.

Q: What packaging considerations apply to these substitutes?

A: All listed substitutes employ the 8-DIP (0.300", 7.62mm) through-hole package format, ensuring mechanical and electrical pin compatibility. No PCB layout modifications are required for package substitution. All devices are supplied in Tube packaging format, which is standard for through-hole components.

Q: Is the TLC272ACP suitable for 2V supply voltage operation?

A: No. The TLC272ACP requires a minimum supply voltage of 3V. Applications operating at 2V supply voltage must employ the NJM13404D#, TLC252BCP, or TLC25L2CP, which support 1.4V to 2V minimum supply voltage operation.

Q: How does input offset voltage affect substitution decisions?

A: The NJM13404D specifies 500 µV input offset voltage. Substitute devices range from 180 µV (TLC1078CP/TLC1078IP) to 1.1 mV (TLC25L2CP). Applications with precision requirements or offset-sensitive circuits should verify that substitute device offset voltage specifications remain within acceptable limits. Higher offset voltage may require increased trimming range or circuit redesign.

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