Datasheets
54F259L1MQB by: Fairchild Semiconductor Corporation

D Latch, F/FAST Series, 1-Func, Low Level Triggered, 1-Bit, True Output, TTL, CQCC20, CERAMIC, LCC-20

Part Details for 54F259L1MQB by Fairchild Semiconductor Corporation

Overview of 54F259L1MQB by Fairchild Semiconductor Corporation

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Applications Consumer Electronics Education and Research Financial Technology (Fintech) Aerospace and Defense Energy and Power Systems Healthcare

Part Details for 54F259L1MQB

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54F259L1MQB Part Data Attributes

54F259L1MQB Fairchild Semiconductor Corporation
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54F259L1MQB Fairchild Semiconductor Corporation D Latch, F/FAST Series, 1-Func, Low Level Triggered, 1-Bit, True Output, TTL, CQCC20, CERAMIC, LCC-20
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP
Part Package Code QLCC
Package Description QCCN, LCC20,.35SQ
Pin Count 20
Reach Compliance Code unknown
HTS Code 8542.39.00.01
Additional Feature 1:8 DMUX FOLLOWED BY LATCH
Family F/FAST
JESD-30 Code S-CQCC-N20
JESD-609 Code e0
Length 8.89 mm
Logic IC Type D LATCH
Number of Bits 1
Number of Functions 1
Number of Terminals 20
Operating Temperature-Max 125 °C
Operating Temperature-Min -55 °C
Output Polarity TRUE
Package Body Material CERAMIC, METAL-SEALED COFIRED
Package Code QCCN
Package Equivalence Code LCC20,.35SQ
Package Shape SQUARE
Package Style CHIP CARRIER
Propagation Delay (tpd) 7 ns
Qualification Status Not Qualified
Screening Level 38535Q/M;38534H;883B
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 TTL
Temperature Grade MILITARY
Terminal Finish TIN LEAD
Terminal Form NO LEAD
Terminal Pitch 1.27 mm
Terminal Position QUAD
Trigger Type LOW LEVEL
Width 8.89 mm

Alternate Parts for 54F259L1MQB

This table gives cross-reference parts and alternative options found for 54F259L1MQB. 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 54F259L1MQB, 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
54F259/B2A IC F/FAST SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, CQCC20, FF/Latch NXP Semiconductors 54F259L1MQB vs 54F259/B2A
74F259LC F/FAST SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, CQCC20, CERAMIC, LCC-20 Texas Instruments 54F259L1MQB vs 74F259LC
74F259L1CQR D Latch, F/FAST Series, 1-Func, Low Level Triggered, 1-Bit, True Output, TTL, CQCC20, CERAMIC, LCC-20 Fairchild Semiconductor Corporation 54F259L1MQB vs 74F259L1CQR
54F259LMQB F/FAST SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, CQCC20, CERAMIC, LCC-20 Texas Instruments 54F259L1MQB vs 54F259LMQB
74F259LCQR F/FAST SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, CQCC20, CERAMIC, LCC-20 Texas Instruments 54F259L1MQB vs 74F259LCQR
74F259L1C D Latch, F/FAST Series, 1-Func, Low Level Triggered, 1-Bit, True Output, TTL, CQCC20, CERAMIC, LCC-20 Fairchild Semiconductor Corporation 54F259L1MQB vs 74F259L1C
54F259/B2A D Latch, F/FAST Series, 1-Func, Low Level Triggered, 1-Bit, True Output, TTL, CQCC20 YAGEO Corporation 54F259L1MQB vs 54F259/B2A
Part Number Description Manufacturer Compare
74F259SCQR D Latch, F/FAST Series, 1-Func, Low Level Triggered, 1-Bit, True Output, TTL, PDSO16, 0.150 INCH, SOIC-16 Fairchild Semiconductor Corporation 54F259L1MQB vs 74F259SCQR
933739430623 IC F/FAST SERIES, DUAL POSITIVE EDGE TRIGGERED J-KBAR FLIP-FLOP, COMPLEMENTARY OUTPUT, PDSO16, 3.90 MM, PLASTIC, MS-012AC, SOT-109-1, SO-16, FF/Latch NXP Semiconductors 54F259L1MQB vs 933739430623
I74F109N J-Kbar Flip-Flop Nexperia 54F259L1MQB vs I74F109N
N74F259D,623 74F259 - Latch@en-us SOP 16-Pin Nexperia 54F259L1MQB vs N74F259D,623
SNJ54F109FKR F/FAST SERIES, DUAL POSITIVE EDGE TRIGGERED J-KBAR FLIP-FLOP, COMPLEMENTARY OUTPUT, CQCC20, CERAMIC, LCC-20 Texas Instruments 54F259L1MQB vs SNJ54F109FKR
54F109L1M J-Kbar Flip-Flop, F/FAST Series, 2-Func, Positive Edge Triggered, 2-Bit, Complementary Output, TTL, CQCC20, CERAMIC, LCC-20 Fairchild Semiconductor Corporation 54F259L1MQB vs 54F109L1M
74F259PC IC F/FAST SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, PDIP16, PLASTIC, DIP-16, FF/Latch National Semiconductor Corporation 54F259L1MQB vs 74F259PC
933779080602 IC F/FAST SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, PDSO16, 3.90 MM, PLASTIC, MS-012AC, SOT-109-1, SO-16, FF/Latch NXP Semiconductors 54F259L1MQB vs 933779080602
SN74F109NE4 F/FAST SERIES, DUAL POSITIVE EDGE TRIGGERED J-KBAR FLIP-FLOP, COMPLEMENTARY OUTPUT, PDIP16, 0.300 INCH, ROHS COMPLIANT, PLASTIC, MS-001BB, DIP-16 Texas Instruments 54F259L1MQB vs SN74F109NE4
74F109D-T J-Kbar Flip-Flop, F/FAST Series, 2-Func, Positive Edge Triggered, 2-Bit, Complementary Output, TTL, PDSO16, PLASTIC, SO-16 YAGEO Corporation 54F259L1MQB vs 74F109D-T

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