Samsung HD321KJ Computer Drive User Manual


 
Spinpoint P120S series
• 125GB Formatted Capacity Per Disk
• Serial ATA 3.0Gbps Interface Support
• SATA Native Command Queuing Feature set
• Device Initiated SATA Power Management
• Staggered Spin-up Support
• High Speed Dual Digital Signal Processor (DSP) Based
Architecture
• ATA S.M.A.R.T. Compliant
• ATA Automatic Acoustic Management Feature Set
• ATA 48-bit Address Feature Set
• ATA Streaming Feature Set
• ATA Device Configuration Overlay Feature Set
• NoiseGuard™
• SilentSeek™
200.0/250.0GB
Capacity
1
Model
200GB
SP2004C
250GB
SP2504C
1. 1MB=1,000,000 Bytes 1GB=1,000,000,000 Bytes
*Accessible capacity may vary as some OS uses binary
numbering system for reported capacity
2. Upper 128 KB is used for firmware
3. 30% duty cycle, random seek
4. Power consumption with / without slumber mode
DRIVE CONFIGURATION
Interface Serial ATA 3.0 Gbps
Buffer DRAM Size
2
8 MB
Bytes per Sector 512
PERFORMANCE SPECIFICATIONS
Read Seek Time (typ.)
-Track to Track 0.8 ms
-Average 8.9 ms
-Full Stroke 18 ms
-Average Latency 4.17 ms
-Rotational Speed 7,200 rpm
Data Transfer Rate
-Media to/from Buffer (max.) 973 MB/sec
-Buffer to/from Host (max.) 300 MB/sec
-Drive Ready Time (typ.) 7 sec
RELIABILITY SPECIFICATIONS
Non-recoverable Read Error 1 sector in 10
14
bits
MTBF 600,000 POH
Start/Stop Cycles (Ambient) 50,000
Component Design Life 5 years
ACOUSTICS (AVERAGE SOUND POWER)
-Idle 2.5 Bel
-Random Read/Write 2.8 Bel
ENVIRONMENTAL SPECIFICATIONS
Temperature
-Operating 0 ~ 60 ºC
-Non-operating -40 ~ 70 ºC
-Thermal Gradient (max.) 20 ºC/hr
Humidity (non-condensing)
-Operating 5 ~ 90 %
-Non-operating 5 ~ 95 %
Linear Shock (1/2 sine pulse)
-Operating, 2ms 63G
-Non-operating, 2ms 350G
Vibration (swept sine, 1 octave per minute)
Operating
5 ~ 21 Hz 0.034” (double amplitude)
21 ~ 300 Hz 1.5 Gp-p
Non-operating
5 ~ 21 Hz 0.195” (double amplitude)
21 ~ 500 Hz 8 Gp-p
Altitude (relative to sea level)
-Operating -1,000 to 10,000 ft
-Non-operating -1,000 to 40,000 ft
POWER REQUIREMENTS
Voltage +5V±5%,+12V±10%
Spin Up Current (max.) 650 / 1900 mA
Seek (typ.)
3
9.5 W
Read/Write On-Track (typ.) 8.5 W
Idle (typ.) 7.5 W
Standby (typ.) 0.7/1.5 W
4
Sleep (typ.) 0.7/1.5 W
4
PHYSICAL DIMENSION
Height 1 in
Width 4 in
Depth 5.75 in
Weight 1.4 lb
*Notes:Design and specifications are subject to change
without prior notice