Specifications: Seagate
STT20000A 10/20-GB ATAPI Minicartridge Drive
General | Performance | Reliability | Recommended Tapes |
Physical | Power | Environmental | Regulatory
|
| Manufacturer |
Seagate |
| Model |
STT20000A ATAPI |
| Interface type |
IDE |
|
| Capacity: |
|
| 1650 Oe 740-ft Travan TR-5 media |
10 GB |
1650 Oe 740-ft Travan TR-5 media
with data compression |
20 GB |
|
|
| Effective backup rate |
up to 60 MB/min native; 120 MB/min compressed |
| Data transfer rate |
489/733/1000 KB/sec FastSense |
|
|
| Tape speed: |
|
| Read/write |
46, 70, or 94 ips |
| Search/rewind |
90 ips (maximum) |
|
|
| Recording method |
Serpentine |
| Recording format |
QIC-3220-MC |
| Recording code |
1,7 RLL |
|
|
|
|
| Head configuration |
wide write/narrow read |
|
|
| Recording media |
1650 Oe 740-ft Travan TR-5 |
| Cartridge size |
3.2-inch x 2.4-inch x 0.4-inch |
| Data density |
100,400 bpi |
| Tracks |
107 data tracks, one directory track |
|
| Recording unrecoverable errors |
<1 in 1015 data bits |
| Error recovery |
Reed Solomon ECC |
|
Error monitoring and reporting (Error Log) |
|
Media prewritten |
|
Retry on read |
|
Data randomization |
| MTBF |
>200,000 hours |
| MTTR |
<0.33 hours |
|
Travan (740 ft), QIC-3220-MC
(10-GB and 20-GB* capacity) |
Seagate 20000TT; 3M/Imation TR-5 |
| * Compressed |
|
| The STT20000A ATAPI minicartridge drive reads and writes the QIC-3220-MC
(TR5) format and reads the QIC-3095-MC (TR4) format. |
|
| Height* |
25 mm (1.0 inch) |
| Width* |
102 mm (4.0 inches) |
| Length* |
161.5 mm (6.36 inches) |
| Weight |
0.5 kg (1.0 lb) |
| * Dimensions are for the drive only (3.5-inch mount), without
rails. |
| DC Voltage |
+12 VDC |
+5 VDC |
| Voltage tolerance |
�10 % |
�5 % |
| Operational current |
2.0 A |
1.0 A |
| Standby current |
0.2 A |
0.6 A |
| Peak |
2.2 A (maximum) |
— |
| Power sequence |
none |
none |
| Ripple (peak to peak) |
<=100 mV |
<=100 mV |
| Power use (nominal) |
<15 W* |
<15 W* |
|
| * Excluding surge |
|
|
| Temperature: |
|
| Operational |
5� to 45�C (41� to 113�F) |
| Nonoperational |
-40� to 65�C (-40�
to 149�F) |
| Thermal gradient: |
|
| Operational |
1�C/minute (no condensation) |
| Nonoperational |
20�C/hour |
| Relative humidity: |
|
| Operational |
20% to 80% noncondensing |
| Nonoperational |
5% to 95% noncondensing |
| Maximum wet bulb temperature: |
|
| Operational |
26�C (78.8�F) |
| Nonoperational |
no condensation |
| Altitude: |
|
| Operational |
-305 to 4572 m (-1000 to 15,000
feet) |
| Nonoperational |
-305 to 15,240 m (-1000 to
50,000 feet) |
| Shock (1/2 sine wave): |
|
| Operational |
2.5 G peak (11 ms) |
| Nonoperational |
100 G peak (11 ms) |
|
| CSA |
C22.2, No. 950-M89 |
| TUV and IEC-RHEINLAND |
EN 60 950/IEC 950 |
| UL |
1950 |
| FCC |
Class B, Part 15 |
| Canadian Department of Communications |
Class B |
| EN55022 (CISPR-22) with additional CE-Mark test requirements |
Class B |
