Datasheets
SN54HCT643FH by:
Texas Instruments

Bus Transceiver, HCT Series, 1-Func, 8-Bit, Complementary Output, CMOS, CQCC20

Part Details for SN54HCT643FH by Texas Instruments

Results Overview of SN54HCT643FH by Texas Instruments

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SN54HCT643FH Information

SN54HCT643FH by Texas Instruments is a Bus Driver/Transceiver.
Bus Driver/Transceivers are under the broader part category of Logic Components.

Digital logic governs the behavior of signals in electronic circuits, enabling complex decisions based on simple binary inputs (yes/no). Logic components perform operations from these signals. Read more about Logic Components on our Logic part category page.

Price & Stock for SN54HCT643FH

Part # Distributor Description Stock Price Buy
Vyrian Bus Driver/Transceiver, 1-Func, 8-Bit, Complementary Output, CMOS, CQCC20 7527
RFQ

US Tariff Estimator: SN54HCT643FH by Texas Instruments

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SN54HCT643FH
Texas Instruments
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SN54HCT643FH Part Data Attributes

SN54HCT643FH Texas Instruments
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SN54HCT643FH Texas Instruments Bus Transceiver, HCT Series, 1-Func, 8-Bit, Complementary Output, CMOS, CQCC20
Rohs Code No
Part Life Cycle Code Obsolete
Package Description Qccn, Lcc20,.35sq
Reach Compliance Code Unknown
HTS Code 8542.39.00.60
Control Type Common Control
Count Direction Bidirectional
Family Hct
JESD-30 Code S-XQCC-N20
Length 9.09 Mm
Load Capacitance (CL) 150 Pf
Logic IC Type Bus Transceiver
Max I(ol) 0.006 A
Number of Bits 8
Number of Functions 1
Number of Ports 2
Number of Terminals 20
Operating Temperature-Max 125 °C
Operating Temperature-Min -55 °C
Output Characteristics 3-State
Output Polarity Complementary
Package Body Material Ceramic
Package Code QCCN
Package Equivalence Code LCC20,.35SQ
Package Shape Square
Package Style Chip Carrier
Power Supply Current-Max (ICC) 0.16 Ma
Prop. Delay@Nom-Sup 32 Ns
Propagation Delay (tpd) 41 Ns
Qualification Status Not Qualified
Seated Height-Max 2.54 Mm
Supply Voltage-Max (Vsup) 5.5 V
Supply Voltage-Min (Vsup) 4.5 V
Supply Voltage-Nom (Vsup) 5 V
Surface Mount Yes
Technology Cmos
Temperature Grade Military
Terminal Form No Lead
Terminal Pitch 1.27 Mm
Terminal Position Quad
Width 9.09 Mm

Alternate Parts for SN54HCT643FH

This table gives cross-reference parts and alternative options found for SN54HCT643FH. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SN54HCT643FH, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
SN54HCT643FH Rochester Electronics LLC Check for Price Bus Transceiver SN54HCT643FH vs SN54HCT643FH
Part Number Manufacturer Composite Price Description Compare
SN54HCT643J Rochester Electronics LLC Check for Price Bus Transceiver, HCT Series, 1-Func, 8-Bit, Complementary Output, CMOS SN54HCT643FH vs SN54HCT643J
SN54HCT643FK Rochester Electronics LLC Check for Price Bus Transceiver, HCT Series, 1-Func, 8-Bit, Complementary Output, CMOS, CQCC20 SN54HCT643FH vs SN54HCT643FK
SN54HCT643FH Rochester Electronics LLC Check for Price Bus Transceiver SN54HCT643FH vs SN54HCT643FH
SN54HCT643FK Texas Instruments Check for Price Bus Transceiver, HCT Series, 1-Func, 8-Bit, Complementary Output, CMOS, CQCC20 SN54HCT643FH vs SN54HCT643FK
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