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QFP
(redirected from LQFP)

    Also found in: Acronyms, Wikipedia 0.01 sec.
QFP
(Quad FlatPack) A square, surface mount chip package that has leads on all four sides and comes in several varieties. PQFP (Plastic QFP) may refer to all of the following QFP types. All quad flatpacks use gull-wing leads, except for the CQFP, which stick straight out. See flatpack, gull-wing lead and chip package.

    Plastic
    MQFP   Metric QFP (most popular)
    FQFP   Fine pitch QFP
    BQFP   Bumpered QFP
    LQFP   Low-profile QFP
    TQFP   Thin-profile QFP
    SQFP   Shrink QFP (same as MQFP)

    Ceramic
    CQFP   Ceramic QFP


Quad Flatpack
QFPs come in a variety of sizes and types. Notice the gull-wing leads on both of these chips.
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LQFP Lab Tests In one test conducted at a K & S Bonding Tools Application Center, over 8 million bonds and 25,000 devices were used to compare the performance of conventional capillaries with the novel capillary--called NEXXUS--on a 55 [micro]m bondpad pitch (BPP), 166-lead LQFP.
Increasing process reliability in fine-pitch wire bonding: a 2-year ... by Alcobi, Yair / Circuits Assembly
The IA186XL and IA188XL are available in 68-Pin PLCC, 80-Pin PQFP, and 80-Pin LQFP RoHS compliant packages.
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It leveraged the Cortex-M3 core to create a high-performance, low-power general-purpose MCU device with a large Flash memory, a real time clock, a 10-bit analog-to-digital converter (ADC), and a 3-channel SIO/UART, all housed in a compact LQFP package.
IAR KickStart Kit for Toshiba ARM Cortex-M3 Accelerates Embedded ... by Business Wire
 
 
 
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