74HC08PW,112 AND Gate IC Equivalent & Substitute Parts

Part Overview

The 74HC08PW,112 is a 4-channel 2-input AND gate logic IC manufactured by Nexperia USA Inc. in 14-TSSOP surface mount packaging. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement continuity. The 74HC08 series represents a standard logic gate function across multiple manufacturers, enabling direct functional substitution based on electrical and mechanical parameter alignment.

Key Parameters

Parameter	Value
Logic Type	AND Gate
Number of Circuits	4
Number of Inputs	2
Voltage Supply Range	2V ~ 6V
Mounting Type	Surface Mount
Package Type	14-TSSOP (0.173", 4.40mm Width)
Operating Temperature	-40°C ~ 125°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the 74HC08PW,112 is determined by the following criteria:

Mandatory Matching Parameters:

Logic Type: AND Gate (4 channels, 2 inputs per channel)
Voltage Supply Range: 2V ~ 6V minimum
Mounting Type: Surface Mount
Package Type: 14-TSSOP or compatible 14-pin TSSOP variant
RoHS3 Compliance
Moisture Sensitivity Level: 1

Acceptable Variation Parameters:

Current - Quiescent (Max): Up to 2 µA
Current - Output High/Low: 5.2mA nominal
Input Logic Levels: 0.5V ~ 1.8V (Low), 1.5V ~ 4.2V (High)
Max Propagation Delay: Up to 20ns @ 6V, 50pF
Operating Temperature: -40°C minimum to 85°C or higher
Product Status: Active or Discontinued (with inventory availability)

Substitute parts are categorized as Direct (MC74HC08ADTR2G), Upgrade (CD74HC08PW, CD74HC08PWR), or Similar (MM74HC08MTC, MM74HC08MTCX, SN74HC08DBR, SN74HC08IPWRG4Q1, SN74HC08IPWRQ1, SN74HC08PW, SN74HC08PWR) based on electrical performance and availability status.

Parameter Comparison

Part Number	Manufacturer	Voltage Supply	Quiescent Current (Max)	Propagation Delay @ 6V, 50pF	Operating Temp	Package	Product Status	Inventory
74HC08PW,112	Nexperia USA Inc.	2V ~ 6V	2 µA	15ns	-40°C ~ 125°C	14-TSSOP	Obsolete	1055 Pcs
MC74HC08ADTR2G	onsemi	2V ~ 6V	1 µA	13ns	-55°C ~ 125°C	14-TSSOP	Active	30200 Pcs
CD74HC08PW	Texas Instruments	2V ~ 6V	2 µA	15ns	-55°C ~ 125°C	14-TSSOP	Discontinued at DiGi Electronics	957 Pcs
CD74HC08PWR	Texas Instruments	2V ~ 6V	2 µA	15ns	-55°C ~ 125°C	14-TSSOP	Active	4193 Pcs
MM74HC08MTC	onsemi	2V ~ 6V	2 µA	20ns	-40°C ~ 85°C	14-TSSOP	Active	1955 Pcs
MM74HC08MTCX	onsemi	2V ~ 6V	2 µA	20ns	-40°C ~ 85°C	14-TSSOP	Active	3900 Pcs
SN74HC08DBR	Texas Instruments	2V ~ 6V	2 µA	17ns	-40°C ~ 85°C	14-SSOP	Active	2316 Pcs
SN74HC08IPWRG4Q1	Texas Instruments	2V ~ 6V	2 µA	17ns	-40°C ~ 85°C	14-TSSOP	Active	1388 Pcs
SN74HC08IPWRQ1	Texas Instruments	2V ~ 6V	2 µA	17ns	-40°C ~ 85°C	14-TSSOP	Active	5833 Pcs
SN74HC08PW	Texas Instruments	2V ~ 6V	2 µA	17ns	-40°C ~ 85°C	14-TSSOP	Discontinued at DiGi Electronics	3420 Pcs
SN74HC08PWR	Texas Instruments	2.1V ~ 6V	2 µA	17ns	-40°C ~ 85°C	14-TSSOP	Active	10400 Pcs

Engineering Selection Recommendations

Direct Replacement (Highest Compatibility): MC74HC08ADTR2G (onsemi) is the primary direct substitute. It maintains identical logic function, voltage supply range, and 14-TSSOP packaging. Superior performance characteristics include lower quiescent current (1 µA vs. 2 µA) and faster propagation delay (13ns vs. 15ns). Extended operating temperature range (-55°C ~ 125°C) provides additional margin. Active product status with 30,200 units in stock ensures procurement continuity.

Upgrade Options (Enhanced Performance): CD74HC08PWR (Texas Instruments) is an active product offering identical electrical specifications to the original part with improved temperature range (-55°C ~ 125°C). Cut Tape & Digi-Reel packaging supports automated assembly. Inventory of 4,193 units provides reliable supply. CD74HC08PW (Texas Instruments) offers equivalent performance but is discontinued at DiGi Electronics, limiting long-term availability.

Alternative Selections (Acceptable Substitution): SN74HC08PWR (Texas Instruments) provides active product status with the highest inventory (10,400 units). Propagation delay of 17ns remains within acceptable limits. Operating temperature range (-40°C ~ 85°C) meets standard industrial requirements. Voltage supply minimum of 2.1V (vs. 2V) represents negligible practical difference.

SN74HC08IPWRQ1 and SN74HC08IPWRG4Q1 (Texas Instruments) include AEC-Q100 automotive qualification, suitable for applications requiring automotive-grade components. Both maintain identical electrical specifications with 14-TSSOP packaging.

Package Variant Consideration: SN74HC08DBR (Texas Instruments) uses 14-SSOP packaging (0.209", 5.30mm width) instead of 14-TSSOP (0.173", 4.40mm width). This represents a different footprint and is suitable only for designs with compatible PCB layouts. Propagation delay of 17ns and active product status support functional equivalence.

Limited Availability Options: MM74HC08MTC and MM74HC08MTCX (onsemi) are active products with acceptable specifications. Propagation delay extends to 20ns and operating temperature range limits to -40°C ~ 85°C. These represent functional alternatives when primary options are unavailable.

Frequently Asked Questions (FAQ)

Q: Can MC74HC08ADTR2G directly replace 74HC08PW,112 without PCB modifications? A: Yes. MC74HC08ADTR2G maintains identical 14-TSSOP footprint, pin configuration, and logic function. Electrical specifications are compatible across the specified voltage supply range (2V ~ 6V). No PCB layout changes are required.

Q: What is the difference between 14-TSSOP and 14-SSOP packaging? A: 14-TSSOP (Thin Shrink Small Outline Package) measures 0.173" width with 4.40mm body width. 14-SSOP (Shrink Small Outline Package) measures 0.209" width with 5.30mm body width. These are different footprints requiring distinct PCB pad layouts. SN74HC08DBR uses 14-SSOP and is not pin-compatible with 14-TSSOP designs without PCB redesign.

Q: Why does MC74HC08ADTR2G show lower quiescent current (1 µA vs. 2 µA)? A: Lower quiescent current represents improved power efficiency in the substitute part. This is a beneficial characteristic that does not affect functional compatibility. The original specification of 2 µA maximum is met by the substitute's 1 µA maximum.

Q: Is CD74HC08PWR suitable for designs requiring extended temperature operation? A: CD74HC08PWR operates from -55°C ~ 125°C, exceeding the original part's -40°C ~ 125°C range. This extended lower temperature limit provides additional margin for cold environment applications. Electrical performance remains identical across the overlapping temperature range.

Q: Can I use SN74HC08IPWRQ1 in non-automotive applications? A: Yes. SN74HC08IPWRQ1 includes AEC-Q100 automotive qualification, but this certification does not restrict use in standard industrial or commercial applications. The part meets all standard 74HC08 logic specifications and is fully compatible with non-automotive designs.

Q: What is the significance of "Discontinued at DiGi Electronics" status for CD74HC08PW and SN74HC08PW? A: Discontinued at DiGi Electronics indicates the distributor has ceased stocking these parts, though limited inventory may remain (957 and 3,420 units respectively). For new designs or long-term production, active products such as CD74HC08PWR or SN74HC08PWR are recommended to ensure sustained supply availability.

Q: How does propagation delay variation (13ns to 20ns) affect circuit design? A: Propagation delay determines the maximum switching speed of the logic gate. Faster delays (13ns) provide higher frequency capability, while slower delays (20ns) remain suitable for standard logic applications. Design timing margins should accommodate the selected substitute's propagation delay specification.

Q: Are all substitute parts RoHS3 compliant? A: Yes. All listed substitute parts maintain RoHS3 compliance and Moisture Sensitivity Level 1 (Unlimited), matching the original part's environmental and regulatory status.

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