Datasheets
54LS21FK by:

LS SERIES, DUAL 4-INPUT AND GATE, CQCC20

Part Details for 54LS21FK by Texas Instruments

Overview of 54LS21FK by Texas Instruments

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Part Details for 54LS21FK

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54LS21FK Part Data Attributes

54LS21FK Texas Instruments
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54LS21FK Texas Instruments LS SERIES, DUAL 4-INPUT AND GATE, CQCC20
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Package Description QCCN,
Reach Compliance Code unknown
HTS Code 8542.39.00.01
Category CO2 Kg 12.4
Compliance Temperature Grade Military: -55C to +125C
Family LS
JESD-30 Code S-CQCC-N20
Length 8.89 mm
Load Capacitance (CL) 15 pF
Logic IC Type AND GATE
Number of Functions 2
Number of Inputs 4
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 Shape SQUARE
Package Style CHIP CARRIER
Power Supply Current-Max (ICC) 4.4 mA
Propagation Delay (tpd) 20 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
Width 8.89 mm

Alternate Parts for 54LS21FK

This table gives cross-reference parts and alternative options found for 54LS21FK. 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 54LS21FK, 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 Description Manufacturer Compare
M38510/31003BXX AND Gate, LS Series, 2-Func, 4-Input, TTL, 0.350 X 0.350 INCH, LCC-20 SRI International Sarnoff 54LS21FK vs M38510/31003BXX
M38510/31003B2A AND Gate, LS Series, 2-Func, 4-Input, TTL, CQCC20, CERAMIC, LCC-20 SRI International Sarnoff 54LS21FK vs M38510/31003B2A
M38510/31003B2X LS SERIES, DUAL 4-INPUT AND GATE, CQCC20, CERAMIC, LCC-20 Texas Instruments 54LS21FK vs M38510/31003B2X
SN54LS21FK LS SERIES, DUAL 4-INPUT AND GATE, CQCC20, CERAMIC, LCC-20 Texas Instruments 54LS21FK vs SN54LS21FK
5962-3831003B2X AND Gate, LS Series, 2-Func, 4-Input, TTL, CQCC20, CERAMIC, LCC-20 Motorola Semiconductor Products 54LS21FK vs 5962-3831003B2X
M38510/31003B2X AND Gate, LS Series, 2-Func, 4-Input, TTL, CQCC20, CERAMIC, LCC-20 Lansdale Semiconductor Inc 54LS21FK vs M38510/31003B2X
5962-3831003BX AND Gate, LS Series, 2-Func, 4-Input, TTL, CQCC20, CERAMIC, LCC-20 Military Specifications 54LS21FK vs 5962-3831003BX
M38510/31003B2A Military, 2-ch, 4-input, 4.5-V to 5.5-V 16-mA drive strength bipolar AND gate 20-LCCC -55 to 125 Texas Instruments 54LS21FK vs M38510/31003B2A
M38510/31003B2A AND Gate, LS Series, 2-Func, 4-Input, TTL, CQCC20, CERAMIC, LCC-20 Lansdale Semiconductor Inc 54LS21FK vs M38510/31003B2A
M38510/31003B2X LS SERIES, DUAL 4-INPUT AND GATE, CQCC20, CERAMIC, LCC-20 Motorola Mobility LLC 54LS21FK vs M38510/31003B2X
Part Number Description Manufacturer Compare
54LS21LMQB LS SERIES, DUAL 4-INPUT AND GATE, CQCC20, CERAMIC, LCC-20 Texas Instruments 54LS21FK vs 54LS21LMQB
54LS21M/B2AJC AND Gate, LS Series, 2-Func, 4-Input, TTL, CQCC20, CERAMIC, LCC-20 Motorola Semiconductor Products 54LS21FK vs 54LS21M/B2AJC
M38510/31003B2A AND Gate, LS Series, 2-Func, 4-Input, TTL, CQCC20, CERAMIC, LCC-20 Rochester Electronics LLC 54LS21FK vs M38510/31003B2A
SN54LS21FK LS SERIES, DUAL 4-INPUT AND GATE, CQCC20, CERAMIC, LCC-20 Texas Instruments 54LS21FK vs SN54LS21FK
M38510/31003B2X LS SERIES, DUAL 4-INPUT AND GATE, CQCC20, CERAMIC, LCC-20 Motorola Mobility LLC 54LS21FK vs M38510/31003B2X
5962-3831003B2X AND Gate, LS Series, 2-Func, 4-Input, TTL, CQCC20, CERAMIC, LCC-20 Motorola Semiconductor Products 54LS21FK vs 5962-3831003B2X
M38510/31003B2A Military, 2-ch, 4-input, 4.5-V to 5.5-V 16-mA drive strength bipolar AND gate 20-LCCC -55 to 125 Texas Instruments 54LS21FK vs M38510/31003B2A
5962-3831003BX AND Gate, LS Series, 2-Func, 4-Input, TTL, CQCC20, CERAMIC, LCC-20 Military Specifications 54LS21FK vs 5962-3831003BX
SNJ54LS21FK Military, 2-ch, 4-input, 4.5-V to 5.5-V 16-mA drive strength bipolar AND gate 20-LCCC -55 to 125 Texas Instruments 54LS21FK vs SNJ54LS21FK
M38510/31003B2X LS SERIES, DUAL 4-INPUT AND GATE, CQCC20, CERAMIC, LCC-20 Texas Instruments 54LS21FK vs M38510/31003B2X

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