(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
QFPs come in a variety of sizes and types. Notice the gull-wing leads on both of these chips.
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