Part Details for 54LS21FMQB by National Semiconductor Corporation
Overview of 54LS21FMQB by National Semiconductor Corporation
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (10 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (5 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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Part Details for 54LS21FMQB
54LS21FMQB CAD Models
54LS21FMQB Part Data Attributes
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54LS21FMQB
National Semiconductor Corporation
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Datasheet
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54LS21FMQB
National Semiconductor Corporation
AND Gate, LS Series, 2-Func, 4-Input, TTL, CDFP14
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Part Life Cycle Code | Obsolete | |
Ihs Manufacturer | NATIONAL SEMICONDUCTOR CORP | |
Package Description | CERAMIC, FP-14 | |
Reach Compliance Code | unknown | |
Family | LS | |
JESD-30 Code | R-GDFP-F14 | |
Load Capacitance (CL) | 15 pF | |
Logic IC Type | AND GATE | |
Max I(ol) | 0.004 A | |
Number of Functions | 2 | |
Number of Inputs | 4 | |
Number of Terminals | 14 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -55 °C | |
Package Body Material | CERAMIC, GLASS-SEALED | |
Package Code | DFP | |
Package Equivalence Code | FL14,.3 | |
Package Shape | RECTANGULAR | |
Package Style | FLATPACK | |
Power Supply Current-Max (ICC) | 4.4 mA | |
Prop. Delay@Nom-Sup | 18 ns | |
Propagation Delay (tpd) | 11 ns | |
Qualification Status | Not Qualified | |
Schmitt Trigger | NO | |
Screening Level | 38535Q/M;38534H;883B | |
Seated Height-Max | 2.032 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 | FLAT | |
Terminal Pitch | 1.27 mm | |
Terminal Position | DUAL | |
Width | 6.2865 mm |
Alternate Parts for 54LS21FMQB
This table gives cross-reference parts and alternative options found for 54LS21FMQB. 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 54LS21FMQB, 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 |
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SNJ54LS21W | Military, 2-ch, 4-input, 4.5-V to 5.5-V 16-mA drive strength bipolar AND gate 14-CFP -55 to 125 | Texas Instruments | 54LS21FMQB vs SNJ54LS21W |
M38510/31003BAC | AND Gate, LS Series, 2-Func, 4-Input, TTL, CDFP14, CERAMIC, FP-14 | SRI International Sarnoff | 54LS21FMQB vs M38510/31003BAC |
M38510/31003BAA | AND Gate, LS Series, 2-Func, 4-Input, TTL, CDFP14, CERAMIC, FP-14 | Lansdale Semiconductor Inc | 54LS21FMQB vs M38510/31003BAA |
M38510/31003BBA | AND Gate, LS Series, 2-Func, 4-Input, TTL, CDFP14, CERAMIC, FP-14 | Lansdale Semiconductor Inc | 54LS21FMQB vs M38510/31003BBA |
M38510/31003BDA | AND Gate, LS Series, 2-Func, 4-Input, TTL, CDFP14, CERAMIC, FP-14 | Rochester Electronics LLC | 54LS21FMQB vs M38510/31003BDA |
M38510/31003BDA | IC LS SERIES, DUAL 4-INPUT AND GATE, CDFP14, CERAMIC, FP-14, Gate | National Semiconductor Corporation | 54LS21FMQB vs M38510/31003BDA |
M38510/31003BDA | AND Gate, LS Series, 2-Func, 4-Input, TTL, CDFP14, CERAMIC, FP-14 | Lansdale Semiconductor Inc | 54LS21FMQB vs M38510/31003BDA |
M38510/31003BBA | AND Gate, LS Series, 2-Func, 4-Input, TTL, CDFP14, CERAMIC, FP-14 | SRI International Sarnoff | 54LS21FMQB vs M38510/31003BBA |
M38510/31003BDA | AND Gate, LS Series, 2-Func, 4-Input, TTL, CDFP14, CERAMIC, FP-14 | SRI International Sarnoff | 54LS21FMQB vs M38510/31003BDA |
M38510/31003BDA | Military, 2-ch, 4-input, 4.5-V to 5.5-V 16-mA drive strength bipolar AND gate 14-CFP -55 to 125 | Texas Instruments | 54LS21FMQB vs M38510/31003BDA |