CY74FCT162244ATPVC Equivalent & Substitute Parts

Part Overview

The CY74FCT162244ATPVC is a non-inverting buffer IC manufactured by Texas Instruments, designed for 4-element, 4-bit logic buffering applications with 3-state output capability. This device operates at 5.5V supply voltage and is packaged in a 48-SSOP surface mount configuration. The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support and new design implementations.

Key Parameters

Parameter	Value
Manufacturer Part Number	CY74FCT162244ATPVC
Manufacturer	Texas Instruments
Series	74FCT
Logic Type	Buffer, Non-Inverting
Number of Elements	4
Number of Bits per Element	4
Output Type	3-State
Current - Output High, Low	24mA, 24mA
Voltage - Supply	4.5V ~ 5.5V
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	48-BSSOP (0.295", 7.50mm Width)
Mounting Type	Surface Mount
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the CY74FCT162244ATPVC is determined by the following critical parameters:

Functional Equivalence: Logic type (Buffer, Non-Inverting), number of elements (4), bits per element (4), and output type (3-State) must remain constant.

Electrical Compatibility: Supply voltage range (4.5V ~ 5.5V), output current capability (24mA minimum for both high and low states), and operating temperature range (-40°C ~ 85°C) define the primary substitution tier.

Package Compatibility: 48-SSOP package with 0.295" width and 7.50mm physical dimensions ensures mechanical and electrical pin compatibility.

Regulatory Compliance: ROHS3 compliance and MSL rating ensure environmental and handling requirement alignment.

Substitute parts are grouped into three categories:

Direct Functional Equivalents (Same Series, Same Voltage): Parts maintaining 74FCT series designation with identical 4.5V ~ 5.5V supply range and 24mA output current.
Parametric Equivalents (Different Series, Compatible Voltage): Parts from alternative series (74LVC, 74ACT) with compatible electrical characteristics but different supply voltage ranges or output current specifications.
Cross-Manufacturer Alternatives: Functionally identical parts from different manufacturers (Cypress Semiconductor, Renesas Electronics, IDT) with matching or superior electrical specifications.

Parameter Comparison

Part Number	Manufacturer	Series	Voltage Supply	Output Current (H/L)	Operating Temp	Package	Product Status	RoHS Status
CY74FCT162244ATPVC	Texas Instruments	74FCT	4.5V ~ 5.5V	24mA / 24mA	-40°C ~ 85°C	48-BSSOP	Obsolete	ROHS3
SN74LVC162244ADLR	Texas Instruments	74LVC	1.65V ~ 3.6V	12mA / 12mA	-40°C ~ 125°C	48-BSSOP	Active	ROHS3
CY74FCT162244TPVC	Cypress Semiconductor Corp	74FCT	4.5V ~ 5.5V	24mA / 24mA	-40°C ~ 85°C	48-BSSOP	Active	Not Specified
74FCT162244ATPVG8	Renesas Electronics Corporation	74FCT	4.5V ~ 5.5V	24mA / 24mA	-40°C ~ 85°C	48-BSSOP	Active	ROHS3
74FCT16244ATPVG	IDT, Integrated Device Technology Inc	74FCT	4.5V ~ 5.5V	32mA / 64mA	-40°C ~ 85°C	48-BSSOP	Active	Not Specified
74FCT16244CTPAG8	Renesas Electronics Corporation	74FCT	4.5V ~ 5.5V	32mA / 64mA	-40°C ~ 85°C	48-TSSOP	Obsolete	ROHS3
74FCT163244APVG	IDT, Integrated Device Technology Inc	74FCT	2.7V ~ 3.6V	8mA / 24mA	-40°C ~ 85°C	48-BSSOP	Active	Not Specified
74FCT163244APVG8	Renesas Electronics Corporation	74FCT	2.7V ~ 3.6V	8mA / 24mA	-40°C ~ 85°C	48-BSSOP	Active	ROHS3
74FCT163244CPVG	Renesas Electronics Corporation	74FCT	2.7V ~ 3.6V	8mA / 24mA	-40°C ~ 85°C	48-BSSOP	Active	ROHS3
74FCT163244CPVG8	Renesas Electronics Corporation	74FCT	2.7V ~ 3.6V	8mA / 24mA	-40°C ~ 85°C	48-BSSOP	Active	ROHS3
74ACT16244DL	Texas Instruments	74ACT	4.5V ~ 5.5V	24mA / 24mA	-40°C ~ 85°C	48-BSSOP	Last Time Buy	ROHS3

Engineering Selection Recommendations

Primary Recommendation for Direct Replacement:

The CY74FCT162244TPVC (Cypress Semiconductor Corp) and 74FCT162244ATPVG8 (Renesas Electronics Corporation) are the preferred direct substitutes. Both maintain identical electrical specifications (4.5V ~ 5.5V supply, 24mA output current) and package configuration (48-BSSOP). Both parts carry Active product status, ensuring long-term availability and supply chain stability. The Renesas part includes ROHS3 compliance certification.

Secondary Recommendation for Active Supply:

The 74FCT16244ATPVG (IDT) provides enhanced output current capability (32mA / 64mA) while maintaining the same supply voltage range and package. This part is suitable for applications requiring higher drive capability. Product status is Active.

Alternative for Lower Voltage Applications:

The 74FCT163244 series (APVG, APVG8, CPVG, CPVG8 variants from IDT and Renesas) operates at reduced supply voltage (2.7V ~ 3.6V) with lower output current (8mA / 24mA). These parts are appropriate only for systems designed for lower voltage operation. All variants carry Active product status and ROHS3 compliance.

Voltage-Flexible Alternative:

The SN74LVC162244ADLR (Texas Instruments) operates at 1.65V ~ 3.6V with reduced output current (12mA / 12mA) and extended operating temperature range (-40°C ~ 125°C). This part is suitable for low-voltage applications requiring broader temperature performance. Product status is Active with ROHS3 compliance.

Avoid:

The 74ACT16244DL carries Last Time Buy status, indicating limited future availability. The 74FCT16244CTPAG8 is obsolete and should not be selected for new designs.

Frequently Asked Questions (FAQ)

Q: Can I use the SN74LVC162244ADLR as a direct replacement for the CY74FCT162244ATPVC?

A: No. The SN74LVC162244ADLR operates at 1.65V ~ 3.6V supply voltage, which is incompatible with systems designed for 4.5V ~ 5.5V operation. Additionally, output current is reduced to 12mA per state. Use this part only if your system is redesigned for low-voltage operation.

Q: What is the difference between 74FCT162244 and 74FCT16244 part numbers?

A: The 74FCT162244 and 74FCT16244 are distinct base product numbers representing different buffer configurations. The 74FCT16244 variants provide higher output current (32mA / 64mA) compared to 74FCT162244 (24mA / 24mA). Both maintain identical package and functional architecture.

Q: Are all substitute parts available in the same 48-BSSOP package?

A: Most substitutes use the 48-BSSOP package. The exception is 74FCT16244CTPAG8, which uses 48-TSSOP (0.240" width, 6.10mm). Verify package dimensions before PCB layout finalization.

Q: Which substitute part has the longest product lifecycle?

A: All recommended substitutes carry Active product status except 74ACT16244DL (Last Time Buy) and the original CY74FCT162244ATPVC (Obsolete). The CY74FCT162244TPVC, 74FCT162244ATPVG8, and 74FCT163244 variants from Renesas offer the most stable long-term availability.

Q: Do all substitute parts meet ROHS3 compliance?

A: Most recommended substitutes are ROHS3 compliant. The CY74FCT162244TPVC does not specify RoHS status in available documentation. Verify compliance requirements with your procurement department before selection.

Q: Can I use a higher output current part as a substitute?

A: Yes. Parts with higher output current (such as 74FCT16244 variants at 32mA / 64mA) are backward compatible with designs requiring 24mA output. The higher capability provides design margin. Verify that your PCB layout and thermal management accommodate any increased power dissipation.

Q: What is the significance of the MSL (Moisture Sensitivity Level) rating?

A: MSL 1 (Unlimited) indicates the part requires no special moisture control during storage and handling. MSL 3 (168 Hours) requires controlled humidity storage and has a limited floor life after opening. For high-volume production, MSL 1 parts reduce handling complexity and cost.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message