SN7407D Equivalent & Substitute Parts

Part Overview

The SN7407D is a Buffer, Non-Inverting logic IC manufactured by Texas Instruments, featuring 6 elements with 1 bit per element and open collector output configuration. This device operates within the 7400 series logic family and is packaged in a 14-SOIC surface mount package. The SN7407D is currently in Last Time Buy status, making identification of equivalent and substitute parts essential for ongoing design support and procurement planning.

Key Parameters

Parameter	Value
Manufacturer Part Number	SN7407D
Manufacturer	Texas Instruments
Logic Type	Buffer, Non-Inverting
Number of Elements	6
Number of Bits per Element	1
Output Type	Open Collector
Current - Output High, Low	-, 40mA
Voltage - Supply	4.75V ~ 5.25V
Operating Temperature	0°C ~ 70°C (TA)
Package / Case	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitute parts for the SN7407D are determined by strict equivalence across the following critical parameters:

Logic Type: Buffer, Non-Inverting
Number of Elements: 6
Number of Bits per Element: 1
Output Type: Open Collector
Current - Output High, Low: -, 40mA
Voltage - Supply: 4.75V ~ 5.25V
Operating Temperature: 0°C ~ 70°C (TA)
Package / Case: 14-SOIC (0.154", 3.90mm Width)
Mounting Type: Surface Mount
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
REACH Status: REACH Unaffected

All identified substitute parts maintain identical electrical and mechanical specifications across these parameters, ensuring direct functional compatibility.

Parameter Comparison

Parameter	SN7407D	SN7407DR	SN74LS07D	SN7417D
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Series	7400	7400	74LS	7400
Logic Type	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting
Number of Elements	6	6	6	6
Number of Bits per Element	1	1	1	1
Output Type	Open Collector	Open Collector	Open Collector	Open Collector
Current - Output High, Low	-, 40mA	-, 40mA	-, 40mA	-, 40mA
Voltage - Supply	4.75V ~ 5.25V	4.75V ~ 5.25V	4.75V ~ 5.25V	4.75V ~ 5.25V
Operating Temperature	0°C ~ 70°C (TA)	0°C ~ 70°C (TA)	0°C ~ 70°C (TA)	0°C ~ 70°C (TA)
Package / Case	14-SOIC (0.154", 3.90mm Width)	14-SOIC (0.154", 3.90mm Width)	14-SOIC (0.154", 3.90mm Width)	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected
Product Status	Last Time Buy	Active	Active	Last Time Buy
Packaging	Tube	Cut Tape (CT) & Digi-Reel®	Tube	Tube

Engineering Selection Recommendations

SN7407DR is the manufacturer-recommended substitute, offering identical electrical and mechanical specifications with Active product status and expanded packaging availability through Cut Tape and Digi-Reel options. This part provides the highest availability for ongoing procurement.

SN74LS07D is a parametric equivalent within the 74LS series, maintaining all critical electrical and mechanical parameters. This part is in Active status with 2000 units in stock.

SN7417D is a parametric equivalent within the 7400 series, maintaining all critical electrical and mechanical parameters. This part is in Last Time Buy status with 2100 units in stock.

All substitute parts maintain ROHS3 compliance, REACH Unaffected status, and MSL Level 1 rating, ensuring regulatory and environmental compatibility with the original SN7407D.

Frequently Asked Questions (FAQ)

Q: Can SN7407DR be used as a direct replacement for SN7407D?

A: Yes. SN7407DR maintains identical electrical specifications (logic type, output configuration, voltage supply, current ratings, operating temperature) and mechanical specifications (14-SOIC package, surface mount). The primary difference is packaging format (Cut Tape & Digi-Reel versus Tube) and product status (Active versus Last Time Buy).

Q: What is the difference between SN7407D and SN74LS07D?

A: Both parts are parametric equivalents with identical electrical and mechanical specifications. The primary difference is series designation: SN7407D belongs to the 7400 series, while SN74LS07D belongs to the 74LS series. Both maintain the same 6-element, non-inverting buffer configuration with open collector output in 14-SOIC packaging.

Q: Are all substitute parts compatible with the same PCB layout?

A: Yes. All substitute parts use the identical 14-SOIC (0.154", 3.90mm Width) package with surface mount configuration, ensuring direct compatibility with existing PCB designs without layout modifications.

Q: What is the significance of Product Status differences?

A: SN7407D and SN7417D are in Last Time Buy status, indicating limited future availability. SN7407DR and SN74LS07D are in Active status, indicating ongoing production and availability. For new designs or long-term procurement, Active status parts are preferred.

Q: Do all substitute parts meet the same compliance requirements?

A: Yes. All substitute parts are ROHS3 Compliant, REACH Unaffected, and carry MSL Level 1 (Unlimited) rating, matching the original SN7407D specifications.

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