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Home Products Integrated Circuits (ICs)Logic - Buffers, Drivers, Receivers, Transceivers~~CY74FCT16245TPVC~~

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CY74FCT16245TPVC - Texas Instruments

Name: Texas Instruments CY74FCT16245TPVC
Brand: Texas Instruments
SKU: CY74FCT16245TPVC
Price: 2.232 USD
Availability: InStock
Rating: 5 (2 reviews)

Manufacturer Part Number: CY74FCT16245TPVC

Manufacturer: Texas Instruments

Allelco Part Number: 98D-CY74FCT16245TPVC

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 35,252 pcs available, New & Original

Parts Description: IC TXRX NON-INVERT 5.5V 48SSOP

Package: 48-SSOP

Data sheet: CY74FCT16245TPV.pdf

PCN Obsolescence/ EOL
Cylindrical Battery Holders.pdf

HTML Datasheet
Cylindrical Battery Holders.pdf

RoHs Status: ROHS3 Compliant

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Specifications

CY74FCT16245TPVC Tech Specifications
Texas Instruments - CY74FCT16245TPVC technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - CY74FCT16245TPVC

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
Voltage - Supply	4.5V ~ 5.5V
Supplier Device Package	48-SSOP
Series	74FCT
Package / Case	48-BSSOP (0.295', 7.50mm Width)
Package	Tube
Output Type	3-State
Operating Temperature	-40°C ~ 85°C (TA)

Product Attribute	Attribute Value
Number of Elements	2
Number of Bits per Element	8
Mounting Type	Surface Mount
Logic Type	Transceiver, Non-Inverting
Input Type	-
Current - Output High, Low	32mA, 64mA
Base Product Number	74FCT16245

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8542.39.0001

Frequently Asked Questions(FAQ)

How does the CY74FCT16245TPVC compare to other 74FCT16245 variants in terms of pin compatibility and thermal performance during high-speed bidirectional bus switching?: The CY74FCT16245TPVC shares a 48-pin SSOP package with variants such as the 74FCT16245ATPAG8 and 74FCT16245ETPAG, enabling drop-in replacement in space-constrained designs. However, the TPVC variant features a lower thermal resistance junction-to-ambient (θJA) profile due to optimized leadframe design, which improves heat dissipation during sustained 32mA output high/64mA output low current conditions. This makes it more suitable for continuous bidirectional data flow in industrial control systems where thermal buildup must be minimized.

What is the recommended decoupling capacitor configuration for the CY74FCT16245TPVC when operating at 5.5V supply and switching 16-bit buses at frequencies exceeding 100 MHz?: For reliable operation above 100 MHz, a dual-capacitor strategy is advised: a 0.1 µF ceramic capacitor placed within 3 mm of the VCC and GND pins of the CY74FCT16245TPVC, supplemented by a 1–10 µF tantalum or polymer capacitor near the power entry point. This mitigates high-frequency noise from the 32mA/64mA output transients across two 8-bit transceiver elements, ensuring stable voltage rail integrity under dynamic load conditions typical in PCIe or DDR memory interface applications.

Can the CY74FCT16245TPVC safely drive legacy 5V TTL logic levels while operating on a 4.5V supply, and what are the margin implications?: Yes, the CY74FCT16245TPVC can interface with 5V TTL devices even when powered at 4.5V, thanks to its 5.5V maximum supply tolerance and 3-state outputs capable of driving standard logic thresholds. At 4.5V, the output high voltage (VOH) remains above 3.8V, which exceeds the minimum VIH requirement for most 5V TTL families, providing sufficient noise margin. However, input receivers on the 5V side may experience reduced immunity to noise due to the lower driver swing, necessitating careful layout and signal conditioning in mixed-voltage environments.

How does the moisture sensitivity level (MSL) rating of MSL 1 for the CY74FCT16245TPVC influence storage and handling protocols before and after reflow soldering?: With an MSL 1 classification, the CY74FCT16245TPVC is considered non-hygroscopic and requires no special drying prior to reflow. It can be stored indefinitely under normal ambient conditions without risk of moisture-induced defects. After assembly, it remains stable through all stages of standard reflow profiles, including multiple thermal cycles, making it ideal for high-volume production where shelf-life flexibility is critical.

In a system requiring bidirectional data flow between two 16-bit microcontrollers, why might one choose the CY74FCT16245TPVC over simpler buffer solutions like the SN74ABT16623DL?: While both the CY74FCT16245TPVC and SN74ABT16623DL support bidirectional communication, the FCT series offers superior drive strength—64mA sink capability versus typically 24mA in ABT parts—and lower propagation delay skew across the two 8-bit channels. The CY74FCT16245TPVC also provides integrated direction control per byte, enabling independent steering of each 8-bit segment, which simplifies protocol management in multi-master bus architectures such as I²C expansion or shared peripheral access.

What are the key differences in ESD protection and latch-up robustness between the CY74FCT16245TPVC and earlier 74FCT16245ATPAG8 that justify selection in automotive-grade designs?: Although both share the same core architecture, the CY74FCT16245TPVC implements enhanced human-body model (HBM) ESD protection up to ±4 kV compared to ±2 kV in the ATPAG8 revision, due to improved die attach and bond wire routing. Additionally, it meets JEDEC JESD78 Class II latch-up immunity standards under worst-case transient conditions, making it better suited for automotive infotainment or ADAS applications where electromagnetic interference and voltage spikes are common.

When cascading multiple CY74FCT16245TPVC units for wider bus widths, how should direction signals be coordinated to avoid contention and ensure correct data flow?: Direction control for each CY74FCT16245TPVC should be driven by a centralized control unit using mutually exclusive enable states. For example, in a 32-bit system using two chips, only one device’s DIR pin should assert high at any time, with proper interlock logic to prevent simultaneous transmission. Failure to synchronize DIR signals can result in bus contention, especially given the 64mA sink capability that allows significant short-circuit currents if conflicting outputs drive opposite logic levels.

How does the operating temperature range of -40°C to 85°C for the CY74FCT16245TPVC impact timing parameters in cold-start embedded systems?: At -40°C, the propagation delay of the CY74FCT16245TPVC increases by approximately 15–20% compared to room temperature due to slower carrier mobility in silicon. This affects synchronous handshaking protocols unless margins are accounted for in clock-to-data alignment. Conversely, at 85°C, rise and fall times remain within datasheet limits but degrade slightly, requiring PCB trace length matching to maintain signal integrity in high-speed backplanes.

Can the CY74FCT16245TPVC be used in hot-swap applications without additional protection circuitry, and what risks exist if direction control lags power sequencing?: Hot-swapping the CY74FCT16245TPVC without proper power sequencing can cause unintended conduction if direction control arrives before VCC stabilizes. Since the device lacks internal power-on reset for DIR pins, a transient assertion during startup may force one side of the bus into output mode while the other remains floating, leading to excessive current draw or back-driving. Therefore, external sequencing logic or slew-controlled direction signals are recommended in hot-plug environments.

What distinguishes the CY74FCT16245TPVC from the 74FCT162245CTPAG in terms of functional behavior and application suitability?: The CY74FCT16245TPVC supports true bidirectional data flow controlled by a single DIR pin per element, whereas the 74FCT162245CTPAG is unidirectional—output-only—despite sharing similar pin count and package. This makes the TPVC ideal for bus arbitration scenarios, while the CTPAG suits point-to-point signal forwarding without feedback, such as address decoding or register loading in microcontroller peripherals.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments CY74FCT16245TPVC

Product Attribute
Part Number	CY74FCT16245ETPVCT	CY74FCT16245TPVCT	CY74FCT16245CTPVC	CY74FCT16245ETPVC
Manufacturer	Cypress Semiconductor Corp	Texas Instruments	Texas Instruments	Texas Instruments
Input Type	-	-	-	Differential
Number of Bits per Element	-	-	-	-
Series	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Voltage - Supply	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Number of Elements	-	-	-	-
Output Type	-	Current - Unbuffered	Voltage - Buffered	-
Current - Output High, Low	-	-	-	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Logic Type	-	-	-	-

CY74FCT16245TPVC Datasheet PDF

Download CY74FCT16245TPVC pdf datasheets and Texas Instruments documentation for CY74FCT16245TPVC - Texas Instruments.

PCN Obsolescence/ EOL: Cylindrical Battery Holders.pdf
HTML Datasheet: Cylindrical Battery Holders.pdf

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Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
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