Travelstar Z7K320

Travelstar Z7K320

320GB, 250GB & 160GB
2.5-inch 7mm
Mobile Hard Drive

  • Low Profile – 7mm thickness for design flexibility
  • High Performance – 7200 RPM for faster data access
  • Quiet Operation –  Enjoy a richer audio-listening experience

Travelstar® Z7K320 is the industry's first 7200 RPM, 7mm, 2.5-inch hard drive with capacities ranging from 160GB to 320GB. The 320GB per platter one-disk models are designed as a direct replacement for standard 9.5mm HDDs, for use in notebook PCs, external storage and compact systems. The Z7K320 offers design flexibility to accommodate new thinner and more robust devices/systems and delivers up to 18% better application performance than 5400 RPM models of the same capacity.

Standard Models
Enhanced Availability Models
General
Model # / Part #
HTS723232A7A361 HTS723225A7A361 HTS723216A7A361 HTS723232A7A364 HTS723232A7A364 HTS723225A7A364 HTS723216A7A364 HTS723232A7A365 HTS723225A7A365 HTS723216A7A365
HTE723232A7A364 HTE723225A7A364
Interface
SATA 3Gb/s
SATA 3Gb/s
Capacity (GB)
320/250/160
320 / 250
Recording zones
24
24
Sector size (Variable, Byes/sector)
512
512
Max Areal Density (Gbits/sq. in.)
477
477
Performance1
Data Buffer (MB)
16
16
Rotational Speed (RPM)
7200
7200
Media transfer rate (Mbits/sec, max)
1334
1334
Interface transfer rate (MB/sec, max)
300
300
Seek Time (read, ms, typical)
13
13
Seek time: Track to track (typical) ms (read)
1
1
Seek time: Full Stroke (typical) ms (read)
25
25
Reliability
Power on hours (POH) per month
N/A
720
Load/Unload Cycles
600,000
600,000
Acoustics
Idle (Bels)
2.3
2.3
Operational (Bels, typical)
2.4
2.4
Power
Requirement
+5VDC (+/-5%)
+5VDC (+/-5%)
Operating (W, typical)
1.8
1.8
Startup (W, peak, max)
5.5
5.5
Read/Write (W, avg)
1.8
1.8
Low power idle (W, avg)
0.8
N/A
Active Idle (W, avg)
1
Performance Idle (W, avg)
1.7
Idle (Avg.) 1.7W
Standby (W, avg)
0.2
0.2
Seek (W, avg)
2.1
2.1
Sleep (W)
0.1
0.1
Physical Size
Z-Height (mm)
7
7
Dimensions (width x depth, mm)
70 x 100
70 x 100
Weight (g, max)
95
95
Environmental (operating)
Ambient temperature
0º to 60ºC
0º to 60ºC
Shock (half-sine wave)
400G/2ms, 225G/1ms
400G/2ms, 225G/1ms
Environmental (non-operating)
Ambient temperature
-40º to 65ºC
-40º to 65ºC
Shock (half-sine wave)
1000G/1ms
1000G/1ms

Highlights

  • New 7mm z-height for greater design flexibility
  • 7200 RPM high-performance HDD
  • Up to 320GB of capacity
  • Best-of-breed acoustics
  • Low power consumption
  • Halogen-free for eco-friendly footprint
  • Serial ATA 3Gb/s
  • Encryption options, including Trusted Computing Group (TCG) Opal
  • Enhanced-availability (EA) models for applications needing around-the-clock access in lower-transaction environments

Applications / Environments

  • Notebook and ultra-portable PCs
  • Compact desktop PCs
  • External storage
  • Gaming PCs
  • Compact video devices
  • Blade servers (EA)
  • Network routers (EA)
  • Video surveillance (EA)
  • Compact RAID systems (EA)