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1.8” StoreJet Portable HDD 20GB (TOSHIBA)

 

Transcend Information Inc.

 

 

1

Description

 

TS20GSJ18 is a USB 2.0 20GB Portable Hard Disk. 

This device is a 20GB TOSHIBA 1.8” hard disk drive 

(HDD) installed in a Portable Hard Disk Enclosure. It is 

designed to expedite exchanging huge amounts of data 

between this device and any desktop or notebook 

computers. 

 

  

Outline 

 

 

B

A

C

® 

® 

 
 

 

 

System Requirements 

 

 Desktop or notebook computers with USB port

 

  One of  following operating systems: 

Win

® 

98, Win

® 

Me, Win 2000, Win XP, Mac  OS

 

 

Features 

  100% Compatible with USB Interface in Windows or Mac 

 

 USB connection for true Plug and Play 

 

 Single Power Supply: 5V 

±

 10% 

  Connector Durability: 5000 times 

 

 Recommended operating temperature : 5

 – 60 

 

 

 Supports Resume Suspend and Low power modes 

 

 Compliant with USB specification version 1.1 & 2.0 

 

 Support 1.8” hard disk drive. (TOSHIBA) 

 

 LEDs indicate Power On and Data Traffic

 

Dimensions 

Side 

Millimeters 

Inches 

A 95.00 

±

 1.00 

37.40 

±

 0.04 

B 71.50 

±

 1.00 

28.15 

±

 0.04 

C 15.00 

±

 1.00 

  5.90 

±

 0.04 

Summary of Contents for 1.8" StoreJet Portable HDD 20GB (TOSHIBA) TS20GSJ18

Page 1: ...stem Requirements Desktop or notebook computers with USB port One of following operating systems Win 98 Win Me Win 2000 Win XP Mac OS Features 100 Compatible with USB Interface in Windows or Mac USB connection for true Plug and Play Single Power Supply 5V 10 Connector Durability 5000 times Recommended operating temperature 5 60 Supports Resume Suspend and Low power modes Compliant with USB specifi...

Page 2: ... Pinouts Pin No Pin Name 01 VCC 02 Control signal USB IDE Interface Controller USB Connector D0 D15 WE RE HDD USB USB D0 D15 Crystal 12MHz LED Control line CLK USB 03 USB 04 VSS Pin Identification Symbol Function USB USB USB differential signal The pairs are used to transmit Data Address Command VSS Ground VCC USB power input ...

Page 3: ... H 95mm x 71 5mm x 15mm Weight 118 g Temperature Operating 5 60 Shock resistant Operating 250G Non Operating 1000G Capacity 20 GBytes Sustained transfer rate Read 16 6 MB sec Write 16 4 MB sec Bus transfer rate USB 2 0 Full Speed 480 Mb sec Certificate CE FCC BSMI Electrical DC Characteristics Ta 0 C to 70 C Vcc 3 3V 10 AC Characteristics ...

Page 4: ...of data heads 2 Number of user data cylinders 38 160 Bytes per sector 512 Performance 1 Under the condition of normal voltage 25 o C normal temperature and bottom side down 2 Average time to seek all possible adjacent track without head switching 3 Weighted average time to travel between all possible combination of track calculated as below Weighted average access time Sum of P n t n Sum of P n n ...

Page 5: ...ypical Read Write note3 1 4 W Typical Active idle node4 0 6 W Typical Low power idle note5 0 4 W Typical Stand by note6 0 2 W Typical Sleep 0 08 W Typical note 1 Under normal condition 25 o C 101 3 kPa 1 013 mb and 3 3V 0 note 2 The seek average current is specified based on three operations per 100 ms note 3 The read write current is specified based on three operations of 63 sector read write per...

Page 6: ...g formura ns 0 4 tT tL tT is published time to seek from one random track to another without including rotational latency tL is the time for the drive to ratate by half a revolution Mean Time to Failure MTTF Above technical information is based on industry standard data and tested to be reliable However Transcend makes no warranty either expressed or implied as to its accuracy and assumes no liabi...

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