Datasheets
SN54LS669FK by: Texas Instruments

LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CQCC20, CERAMIC, LCC-20

Part Details for SN54LS669FK by Texas Instruments

Results Overview of SN54LS669FK by Texas Instruments

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Applications Education and Research Space Technology Industrial Automation Aerospace and Defense Automotive

SN54LS669FK Information

SN54LS669FK by Texas Instruments is a Counter.
Counters 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.

Part Details for SN54LS669FK

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SN54LS669FK Part Data Attributes

SN54LS669FK Texas Instruments
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SN54LS669FK Texas Instruments LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CQCC20, CERAMIC, LCC-20
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Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code QLCC
Package Description QCCN, LCC20,.35SQ
Pin Count 20
Reach Compliance Code not_compliant
HTS Code 8542.39.00.01
Additional Feature TCO OUTPUT
Count Direction BIDIRECTIONAL
Family LS
JESD-30 Code S-CQCC-N20
Length 8.89 mm
Load Capacitance (CL) 15 pF
Load/Preset Input YES
Logic IC Type BINARY COUNTER
Mode of Operation SYNCHRONOUS
Number of Bits 4
Number of Functions 1
Number of Terminals 20
Operating Temperature-Max 125 °C
Operating Temperature-Min -55 °C
Package Body Material CERAMIC, METAL-SEALED COFIRED
Package Code QCCN
Package Equivalence Code LCC20,.35SQ
Package Shape SQUARE
Package Style CHIP CARRIER
Peak Reflow Temperature (Cel) NOT SPECIFIED
Power Supply Current-Max (ICC) 34 mA
Propagation Delay (tpd) 27 ns
Qualification Status Not Qualified
Seated Height-Max 2.03 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 TTL
Temperature Grade MILITARY
Terminal Form NO LEAD
Terminal Pitch 1.27 mm
Terminal Position QUAD
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Trigger Type POSITIVE EDGE
Width 8.89 mm
fmax-Min 25 MHz

Alternate Parts for SN54LS669FK

This table gives cross-reference parts and alternative options found for SN54LS669FK. 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 SN54LS669FK, 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
M38510/31506B2X QP Semiconductor Check for Price Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, CQCC20, CERAMIC, LCC-20 SN54LS669FK vs M38510/31506B2X
54LS569/B2AJC Motorola Semiconductor Products Check for Price Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, CQCC20, CERAMIC, LCC-20 SN54LS669FK vs 54LS569/B2AJC
Part Number Manufacturer Composite Price Description Compare
SN54LS697FK Texas Instruments Check for Price LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CQCC20 SN54LS669FK vs SN54LS697FK
SNJ54LS699FK Texas Instruments Check for Price LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CQCC20 SN54LS669FK vs SNJ54LS699FK
SNJ54LS669FK Texas Instruments Check for Price Synchronous 4-Bit Up/Down Counters 20-LCCC -55 to 125 SN54LS669FK vs SNJ54LS669FK
SN54LS699FK Texas Instruments Check for Price LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CQCC20 SN54LS669FK vs SN54LS699FK
5962-87544012X AMD Check for Price Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, Bipolar, CQCC20, CERAMIC, LCC-20 SN54LS669FK vs 5962-87544012X
5962-87544012X Rochester Electronics LLC Check for Price Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, Bipolar, CQCC20, CERAMIC, LCC-20 SN54LS669FK vs 5962-87544012X