COMPAQ 249493-001 / TOSHIBA MK2018GAP (HDD2164)FULL TECHNICAL DATA SPECIFICATION SHEETMODEL: MK2018GAPALT MODEL: HDD2164OEM PART NUMBER: Compaq 249493-001CAPACITY: 20GBFORM FACTOR: 2.5-inchINTERFACE: IDE / ATA-5 (EIDE, PATA)SECTOR SIZE: 512 bytesRPM: 4200 RPMBUFFER / CACHE: 512KBAVERAGE SEEK TIME: 12 msAVERAGE LATENCY: 7.14 msDATA TRANSFER RATE (MEDIA): up to 100 MB/s (ATA-5 theoretical)DATA TRANSFER RATE (SUSTAINED): approx. 12–16 MB/s typicalHEADS / PLATTERS: 2 heads / 1 platter (Toshiba MK20xx series standard)POWER REQUIREMENTSVoltage: +5V DCRead/Write Power: 2.0W typicalIdle Power: 0.9W typicalStandby Power: 0.2W typicalSpin-Up Current: 1.0A (5V)ACOUSTICSIdle Noise: 24 dBASeek Noise: 26 dBAENVIRONMENTALOperating Temperature: 5°C to 55°CNon-Operating Temperature: -40°C to 65°COperating Shock: 100G (2ms)Non-Operating Shock: 300G (2ms)Operating Vibration: 1.0GNon-Operating Vibration: 5.0GPHYSICALDimensions (H x W x D): 9.5 mm x 69.85 mm x 100 mmWeight: 99g typicalCOMPATIBILITYLegacy Compaq/HP laptopsIndustrial controllers requiring 2.5" IDERetro computing systemsATA-2 / ATA-3 backward compatibleFEATURESQuiet operation, low heat outputLow-power spindle motorToshiba reliability architectureSMART monitoring supportedFluid dynamic bearing motor (series dependent)