Freecom LTO OEM HH Series, LTO-2 HH Ultrium 448, LTO-3 HH Ultrium 920, LTO-4 HH Ultrium 1760, LTO-5 HH Ultrium 3000 Datasheet
Freecom LTO OEM HH Series
Technical Specifications
LTO-2 HH Ultrium 448 LTO-3 HH Ultrium 920 LTO-4 HH Ultrium 1760 LTO-5 HH Ultrium 3000
Form Factor 5¼-inch half-height 5¼-inch half-height 5¼-inch half-height 5¼-inch half-height
Physical (HxWxD)
Internal
1.6 x 5.7 x 8.1 in
(4.1 x 14.5 x 20.6 cm)
1.6 x 5.7 x 8.1 in
(4.1 x 14.5 x 20.6 cm)
1.6 x 5.7 x 8.1 in
(4.1 x 14.5 x 20.6 cm)
1.6 x 5.7 x 8.1 in
(4.1 x 14.5 x 20.6 cm)
Physical (HxWxD)
External
3 x 8.8 x 11.7 in
(7.7 x 22.3 x 29.5 cm)
3 x 8.8 x 11.7 in
(7.7 x 22.3 x 29.5 cm)
3 x 8.8 x 11.7 in
(7.7 x 22.3 x 29.5 cm)
3 x 8.8 x 11.7 in
(7.7 x 22.3 x 29.5 cm)
Physical (HxWxD)
1U Rack-mount
1.7 x 16.88 x 25.25 in (4.32 x
42.88 x 64.14 cm)
1.7 x 16.88 x 25.25 in (4.32 x
42.88 x 64.14 cm)
1.7 x 16.88 x 25.25 in (4.32 x
42.88 x 64.14 cm)
1.7 x 16.88 x 25.25 in (4.32 x
42.88 x 64.14 cm)
Shipping (HxWxD)
Internal
7.9 x 9.4 x 11.4 in (24 x 31 x 39
cm)
7.9 x 9.4 x 11.4 in (24 x 31 x 39
cm)
7.9 x 9.4 x 11.4 in (24 x 31 x 39
cm)
7.9 x 9.4 x 11.4 in (24 x 31 x
39 cm)
Shipping (HxWxD)
External
9.4 x 12.2 x 15.4 in (24 x 31 x
39 cm)
9.4 x 12.2 x 15.4 in (24 x 31 x
39 cm)
9.4 x 12.2 x 15.4 in (24 x 31 x
39 cm)
9.4 x 12.2 x 15.4 in (24 x 31 x
39 cm)
Dimensions
Shipping (HxWxD)
1U Rack-mount
12.0 x 23.5 x 33.5 in ( 30.5 x
59.7 x 85.1 cm)
12.0 x 23.5 x 33.5 in ( 30.5 x
59.7 x 85.1 cm)
12.0 x 23.5 x 33.5 in ( 30.5 x
59.7 x 85.1 cm)
12.0 x 23.5 x 33.5 in ( 30.5 x
59.7 x 85.1 cm)
LTO-2 HH Ultrium 448 LTO-3 HH Ultrium 920 LTO-4 HH Ultrium 1760 LTO-5 HH Ultrium 3000
Out of box, Internal 3.2 lb (1.45 kg) 3.2 lb (1.45 kg) 3.2 lb (1.45 kg) 3.2 lb (1.45 kg)
Out of box, External 10.3 lb (4.65 kg) 10.3 lb (4.65 kg) 10.3 lb (4.65 kg) 10.3 lb (4.65 kg)
Out of box, 1U Rack-
mount
21.0 lb (9.52 kg) 21.0 lb (9.52 kg) 21.0 lb (9.52 kg) 21.0 lb (9.52 kg)
Shipping, Internal 5.1 lb (2.3kg) 5.1 lb (2.3kg) 5.1 lb (2.3kg) 5.1 lb (2.3kg)
Shipping, External 11 lb (5 kg) 11 lb (5 kg) 11 lb (5 kg) 11 lb (5 kg)
Weight
Shipping, 1U Rackmount
32.9 lb (14.8 kg) 32.9 lb (14.8 kg) 32.9 lb (14.8 kg) 32.9 lb (14.8 kg)
LTO-2 HH Ultrium 448 LTO-3 HH Ultrium 920 LTO-4 HH Ultrium 1760 LTO-5 HH Ultrium 3000
Native 200 GB 400 GB 800 GB 1.5 TB
Compressed
(assumes 2:1 data
compression)
400 GB 800 GB 1.6 TB 3 TB
Capacity
Buffer Size 64 MB 64 MB 128 MB 256 MB
Sustained transfer rate,
native
24 MB/s 60 MB/s 80 MB/s 140 MB/s Performance
Sustained transfer
rate, compressed
48 MB/s 120 MB/s 160 MB/s 280 MB/s
(assumes 2:1 data
compression)
Burst transfer rate 160 MB/s (with Ultra3 SCSI
wide); 300 MB/s (with 3Gb/sec
SAS)
320 MB/s (with Ultra320 SCSI);
300 MB/s (with 3Gb/sec SAS)
300 MB/s (with 3Gb/sec SAS) 600 MB/s (with 6Gb/s SAS)
Data rate matching
range
0-24 MB/s (native) 20-60 MB/s (native) 33-80 MB/s (native) 47-140 MB/s (native)
Data access time
(from BOT)
64 s typical for a 200 GB tape
(native)
64 s typical for a 200 GB tape
(native)
64 s typical for a 800 GB tape
(native)
52 s typical for a 1.5 TB tape
(native)
Average load time >19 s >19 s >19 s >19 s
Average unload time 19 s 19 s 19 s 19 s
Rewind time from EOT 121 s (200 GB tape) 121 s (400 GB tape) 124 s (800 GB tape) 96 s (1.5 TB tape)
Rewind tape speed 5.0 m/s 5.0 m/s 7.0 m/s 9.0 m/s
MTBF 250,000 hours
at 100% duty cycle
250,000 hours
at 100% duty cycle
250,000 hours
at 100% duty cycle
250,000 hours
at 100% duty cycle
Reliability
Uncorrected Error Rate 1 in 1x10 17 bits 1 in 1x10 17 bits 1 in 1x10 17 bits 1 in 1x10 17 bits
Media
Compatibility
LTO Ultrium 1 (Read and
Write);
LTO Ultrium 2
(Read and Write)
LTO Ultrium 1 (Read only);
LTO Ultrium 2
(Read and Write);
LTO Ultrium 3
(Read and Write)
LTO Ultrium 2 (Read only);
LTO Ultrium 3
(Read and Write);
LTO Ultrium 4
(Read and Write)
LTO Ultrium 3 (Read only);
LTO Ultrium 4
(Read and Write);
LTO Ultrium 5
(Read and Write)
LTO-2 HH Ultrium 448 LTO-3 HH Ultrium 920 LTO-4 HH Ultrium 1760 LTO-5 HH Ultrium 3000
Recording method 8-channel linear serpentine 16-channel linear serpentine 16-channel linear serpentine 16-channel linear serpentine
Recording format LTO Ultrium 2
LTO Ultrium 1 (for 100 GB
tape)
LTO Ultrium 3
LTO Ultrium 2 (for 200 GB
tape)
LTO Ultrium 4
LTO Ultrium 3 (for 400 GB
tape)
LTO Ultrium 5
LTO Ultrium 4 (for 800 GB
tape)
Data compression LTO DC dual mode
compression (an enhanced
version of ALDC)
LTO DC dual mode
compression (an enhanced
version of ALDC)
LTO DC dual mode
compression (an enhanced
version of ALDC)
LTO DC dual mode
compression (an enhanced
version of ALDC)
Error
detection/correction
Reed-Solomon Reed-Solomon Reed-Solomon Reed-Solomon
Read channel
technology
Partial Response Maximum
Likelihood (PRML)
Partial Response Maximum
Likelihood (PRML)
Partial Response Maximum
Likelihood (PRML)
Partial Response Maximum
Likelihood (PRML)
Tape Format
Data encoding method RLL 0,13/11 RLL 0,13/11 RLL 0,13/11 RLL 32/33
Interface type Wide Ultra3 SCSI (LVDS) or
3Gb/sec SAS
Ultra320 SCSI (LVDS) or
3Gb/sec SAS
Ultra320 SCSI (LVDS) or
3Gb/sec SAS
6Gb/sec Dual Port SAS Interface
SCSI connector SCSI Internal: 68-pin LVDS
SCSI External: 68-pin HD
LVDS
SCSI Internal: 68-pin LVDS
SCSI External: 68-pin HD
LVDS
SCSI Internal: 68-pin LVDS
SCSI External: 68-pin HD
LVDS
N/A
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