[. . . ] 2. 5 inch ATA-5 hard disk drives Capacities: 6, 10 & 20 GB
Hitachi DK23BA series hard disk drives
Highlights
17. 2 GBits/ in2 6, 10, 20 GB in 9. 5mm high package for maximum capacity slimline notebooks ATA-5 interface with 512 kB or 2048kB read/write cache GMR head and MEEPRML read channel technology 32-bit RISC microprocessor, Shock sensor, SMART
Hitachi DK23BA series specifications
Product
Model
Hitachi DK23BA series
DK23BA-20 DK23BA-10 DK23BA-60
Performance
Total Capacity Formatted Per Sector Number of Cylinders Number of Disks Number of Heads Seek Time (Nominal) 1 Track Average Full Track Average Latency Rotational Speed Read Technology Internal Transfer Rate Recording Density Track Density Interface Transfer Rate Data Buffer 20. 00 GB 512 22600 2 4 3ms 12ms 24ms 71ms . [. . . ] (Ultra DMA mode 4) 2048 kB 512 kB 512 kB
For other Hitachi products:
1 800 HITACHI (800 448 2244)
Physical Specifications
Dimensions Height Width Depth Weight Power Requirements +5V +-5% Seek Spin-up Idle Read/Write Sleep Stand-by Temperature Operating Non-Operating 9. 5 mm 70 mm 100 mm 95 g 0. 45 A (2. 25W) 0. 90 A (4. 5W) 0. W) 1 0. 050 A (0. 25W) 9. 5 mm 70 mm 100 mm 95 g 0. 45 A (2. 25W) 0. 90 A (4. 5W) 0. W) 1 0. 050 A (0. 25W) 9. 5 mm 70 mm 100 mm 91 g 0. 45 A (2. 25W) 0. 90 A (4. 5W) 0. 13 A (0. 65W) 0. 40 A (2. 0W) 0. 020 A (0. 1W) 0. 050 A (0. 25W)
© Copyright Hitachi Global Storage Technologies 2003 Hitachi Global Storage Technologies 5600 Cottle Road San Jose, CA 95193 Produced in the United States 1/03 All rights reserved
5° to 55°C(41° to 131°F) -40° to 70°C(-40° to 158°F)
Environmental Conditions
Relative Humidity Operating Non-Operating Max. Wet Bulb Shock Operating Non-Operating Vibration Operating Non-Operating Acoustic Noise Idle 5% to 90% 5% to 95% 29°C(84. 2°F non-condensing) 180G or less, 2ms half sine wave 800 G or less, 1 ms half sine wave 1. 0G or less (22-500Hz) 5G or less (22-500Hz) 25 dBA (typ. ) 25 dBA (typ. ) 25 dBA (typ. )
References in this publication to Hitachi Global Storage Technologies products, programs or services do not imply that Hitachi Global Storage Technologies intends to make these available in all countries in which Hitachi Global Storage Technologies operates. Product information is provided for information purposes only and does not constitute a warranty. Information is true as of the date of publication and is subject to change. Photographs may show design models.
Reliability
Preventive Maintenance Error Rate (Unrecoverable Errors) Not Required Less than 1 per 1013 bits read
Identify Device Information for Setup (Addressing)
Word 1 Number of CYL. [. . . ] Word 3 Number of HD Word 6 Number of SPT Word 60 61 Total LBA
16383 (3FFFh) 16 (0010h) 63 (3Fh) 39070080(02542980h) 16383 (3FFFh) 16 (0010h) 63 (3Fh) 19640880(012BB230h) 12416(3080h) 15 (00Fh) 63 (3Fh) 11733120(B30880h)
DS. DK32BA. 0800 [. . . ]