IBM Deskstar (DSAA) Product Summary free download

File name Deskstar (DSAA) Product Summary.pdf

IBM OEM STORAGE PRODUCTS DSAA-3270, DSAA-3360, DSAA-3540 & DSAA-3720 IBM OEM has introduced a new range of disk drives for the desktop personal computer marketplace. Available in four popular capacity points with AT interface, the drives provide excellent performance and improved reliability. Applications Desktop personal computers Low end file servers Features 281, 365, 528, and 730 MB formatted capacity (512 byte/sector) 8.3 MB/s interface data rate 44.5 Mb/s (OD) media data rate 32.5 Mb/s (ID) media data rate Average seek time 12 ms (Read) 4500 RPM- 96 KB three segment buffer (option 224 KB) Read ahead caching with LFU (Least frequently used) segment update Industry standard mounting The drive can be mounted with any of its six surfaces facing down ECC on the fly CHS and LBA addressing modes Power saving modes Robust design for EMC/RFI MR (Magneto Resistive) head technology MTBF 300,000 hours Benefits Generic range of popular storage capacities Fast interface data rate Excellent performance on long records Fast access to data Fast data retrieval in multi-tasking applications Ease of installation Improved data throughput Flexibility to support most appropriate addressing Reduced power consumption Easy integration across multiple platforms High area density, low cmponent count Assured reliability PIN 1 Power AT I/F Power Connector Connector Connector PIN 2 Power Connector JP7 Option Block JP1 Back Side of Drive AT I/F Connector Logic Card Power Connector There is a choice of 2 power connections to this drive. One DC power connector is designed to mate with AMP PN 1-480424 (using AMP pins PN 350078-4). The other (3 pin) DC power connector is designed to mate with MOLEX 5480-03 (using MOLEX pins 5479). Equivalent 3 2 1 Pin# 4 3 2 1 +5V +12V GND +5V GND GND +12V connectors may be used. Pin assignments are shown below, as viewed from the end of the drive. AT Signal Connector The drive uses single-ended drivers and receivers. The connector is designed to mate with 3M PN 3417-7000 or equivalent. Note: It is intended that the hard disk drive should only be in electrical contact with the chassis of the PC at a designated set of mounting holes. Other electrical contact may degrade error ra