74FCT2245ATSOG Equivalent & Substitute Parts

Part Overview

The 74FCT2245ATSOG is a non-inverting transceiver logic IC manufactured by Renesas Electronics Corporation, featuring 1 element with 8 bits per element and 3-state output capability. This device operates within the 4.75V to 5.25V supply voltage range and is housed in a 20-SOIC package. The part is currently in Last Time Buy status, making identification of equivalent and substitute components essential for ongoing design support and procurement planning.

Key Parameters

Parameter	Value
Manufacturer Part Number	74FCT2245ATSOG
Manufacturer	Renesas Electronics Corporation
Logic Type	Transceiver, Non-Inverting
Number of Elements	1
Number of Bits per Element	8
Output Type	3-State
Current - Output High, Low	15mA, 12mA
Voltage - Supply	4.75V ~ 5.25V
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	20-SOIC (0.295", 7.50mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the 74FCT2245ATSOG is determined by strict equivalence across the following critical parameters:

Logic Type: Transceiver, Non-Inverting
Number of Elements: 1
Number of Bits per Element: 8
Output Type: 3-State
Voltage - Supply: 4.75V ~ 5.25V
Package / Case: 20-SOIC (0.295", 7.50mm Width)
Operating Temperature Range: -40°C ~ 85°C (TA)
Current - Output High, Low: 15mA, 12mA

Substitute parts are grouped into two categories:

MFR Recommended Substitutes: Parts that match all critical parameters including output current specifications and operating temperature range.

Parametric Equivalents: Parts that maintain functional equivalence across core logic parameters but may differ in packaging format or inventory status.

Parameter Comparison

Part Number	Manufacturer	Logic Type	Output Current (High/Low)	Operating Temp	Package	Packaging Format	Product Status	Inventory (Pcs)
74FCT2245ATSOG	Renesas Electronics	Transceiver, Non-Inverting	15mA / 12mA	-40°C ~ 85°C	20-SOIC	Tube	Last Time Buy	1003
CD74FCT245M96	Texas Instruments	Transceiver, Non-Inverting	15mA / 64mA	0°C ~ 70°C	20-SOIC	Tape & Reel	Active	3694
CY74FCT2245ATSOCT	Texas Instruments	Transceiver, Non-Inverting	15mA / 12mA	-40°C ~ 85°C	20-SOIC	Cut Tape & Digi-Reel	Active	2608
CY74FCT2245CTSOCT	Texas Instruments	Transceiver, Non-Inverting	15mA / 12mA	-40°C ~ 85°C	20-SOIC	Tape & Reel	Active	2980
CY74FCT2245TSOCT	Cypress Semiconductor	Transceiver, Non-Inverting	15mA / 12mA	-40°C ~ 85°C	20-SOIC	Bulk	Active	5368
CY74FCT245ATSOC	Texas Instruments	Transceiver, Non-Inverting	32mA / 64mA	-40°C ~ 85°C	20-SOIC	Tube	Active	1557
CY74FCT245ATSOCT	Texas Instruments	Transceiver, Non-Inverting	32mA / 64mA	-40°C ~ 85°C	20-SOIC	Tape & Reel	Active	2000
CY74FCT245CTSOC	Texas Instruments	Transceiver, Non-Inverting	32mA / 64mA	-40°C ~ 85°C	20-SOIC	Tube	Active	1520
CY74FCT245TSOC	Cypress Semiconductor	Transceiver, Non-Inverting	32mA / 64mA	-40°C ~ 85°C	20-SOIC	Bulk	Active	1955
CY74FCT245TSOCT	Texas Instruments	Transceiver, Non-Inverting	32mA / 64mA	-40°C ~ 85°C	20-SOIC	Tape & Reel	Active	1153
CY74FCT2245ATSOC	Texas Instruments	Transceiver, Non-Inverting	15mA / 12mA	-40°C ~ 85°C	20-SOIC	Tube	Active	2090

Engineering Selection Recommendations

For direct replacement of the 74FCT2245ATSOG, select from parts matching all critical electrical parameters: output current of 15mA high and 12mA low, operating temperature range of -40°C to 85°C, and 20-SOIC package format.

Primary Recommendation: CY74FCT2245ATSOC or CY74FCT2245ATSOCT provide exact parametric equivalence with Active product status and higher inventory availability. Both maintain ROHS3 compliance and MSL 1 rating.

Alternative Selections: CY74FCT2245CTSOCT and CY74FCT2245TSOCT offer parametric equivalence with different packaging formats (Cut Tape/Digi-Reel and Bulk respectively), suitable for high-volume procurement scenarios.

Conditional Substitutes: CD74FCT245M96 and parts with 74FCT245 base numbers (CY74FCT245ATSOC, CY74FCT245ATSOCT, CY74FCT245CTSOC, CY74FCT245TSOC, CY74FCT245TSOCT) feature higher output current specifications (32mA/64mA or 15mA/64mA) and may be used only when circuit design permits increased drive capability. CD74FCT245M96 operates within a narrower temperature range (0°C to 70°C) and requires thermal environment confirmation.

All recommended substitutes maintain ROHS3 compliance and are classified as Active products with established supply chains.

Frequently Asked Questions (FAQ)

Q: Can CD74FCT245M96 replace the 74FCT2245ATSOG in all applications?

A: CD74FCT245M96 differs in two critical parameters. Its operating temperature range is 0°C to 70°C, narrower than the original 74FCT2245ATSOG specification of -40°C to 85°C. Additionally, output current is specified as 15mA high and 64mA low, compared to 15mA and 12mA. Use only when circuit design accommodates these differences and operating environment remains within 0°C to 70°C.

Q: What is the difference between 74FCT2245 and 74FCT245 base part numbers?

A: Both are non-inverting transceiver logic ICs in 20-SOIC packages with identical element and bit configurations. The primary distinction lies in output current drive capability. 74FCT2245 variants specify 15mA high / 12mA low output current, while 74FCT245 variants specify 32mA high / 64mA low. Substitution between these families is permissible only when circuit design tolerates increased output current.

Q: Does packaging format affect electrical performance?

A: No. Tube, Tape & Reel, Cut Tape & Digi-Reel, and Bulk packaging formats do not alter electrical characteristics. Selection is based on procurement volume, assembly process requirements, and inventory management. All formats maintain identical electrical specifications and compliance certifications.

Q: Are all substitute parts ROHS3 compliant?

A: All MFR Recommended substitutes and the Parametric Equivalent listed carry ROHS3 compliance certification. Compliance status is explicitly documented for each part number in the provided specifications.

Q: What is MSL 1 rating significance?

A: MSL 1 (Moisture Sensitivity Level 1) indicates Unlimited shelf life without moisture control requirements. All listed parts maintain MSL 1 rating, eliminating moisture-related handling constraints during storage and assembly.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message