P3 | Pentium 3 |
P4 | Pentium 4 |
P4EE | Pentium 4 Extreme Edition |
p-Si | low-temperature polysilicon |
PAC | Peripheral Component Interconnect/accelerated graphics port controller or pin array cartridge |
PAL | Phase Alternating Line or programmable array logic |
PARD | periodic and random deviation |
PATA | parallel Advanced Technology Attachment |
PB | petabyte (1,000,000,000,000,000 bytes) |
PC-DOS | personal computer disk operating system |
PCA | power calibration area |
PCI | Peripheral Component Interconnect |
PCI-X | Peripheral Component Interconnect Extended |
PCIe | Peripheral Component Interconnect Express |
PCL | Printer Control Language |
PCM | pulse code modulation |
PCMCIA | Personal Computer Memory Card International Association |
PDA | personal digital assistant |
PDF | Portable Document Format |
PFA | predictive failure analysis |
PFC | power factor correction |
PGA | pin grid array |
PH | Peripheral Component Interconnect controller hub |
PI | parity inner |
PICMG | Peripheral Component Interconnect Industrial Computers Manufacturers Group |
PIF | program information file |
PII | Pentium II |
PIIX | Peripheral Component Interconnect ISA IDE Xcelerator |
PIO | programmed input/output |
PLCC | plastic leaded-chip carrier |
PLGA | plastic land grid array |
PMA | power memory area |
PnP | Plug and Play |
PO | parity outer |
PoP | point of presence |
POP3 | Post Office Protocol 3 |
POS | programmable option select or point-of-sale |
POST | power-on self-test |
POTS | plain old telephone service |
PPD | parallel presence detect |
PPD file | PostScript Printer Description file |
PPGA | plastic pin grid array |
PPI | Programmable Peripheral Interface |
PPP | Point-to-Point Protocol |
PQFP | plastic quad flat pack |
PRI | primary rate interface |
PRML | Partial-Response Maximum-Likelihood |
PROM | programmable read-only memory |
PSK | phase-shift keying |
PTP | parallel track path |
