Pin Grid Array: a square chip package, either ceramic or plastic, with a high density of pins (typically 200 pins can fit in 1.5in square). In an SPGA (Staggered PGA), the pins are staggered and do not line up in perfect rows and columns.
Pin Grid Array: a square chip package, either ceramic or plastic, with a high density of pins (typically 200 pins can fit in 1.5in square). In an SPGA (Staggered PGA), the pins are staggered and do not line up in perfect rows and columns.