Specifications; Interface Characteristics; Input Power Characteristics; Physical Characteristics - L3 Communications Targa 4 Series Technical Reference And Installation Manual

S4 SATA & USB DTU Installation Guide
2

Specifications

2.1

Interface Characteristics

USB Mass Storage Class, Bulk Only
USB 2.0
USB 1.1
Transfer Rates * USB 2.0
Sustained Read > 10 MB/sec
Sustained Write > 10 MB/sec
Max Cable Length
* Transfer rates are dependent on the SATA "disk ID" type and the data transfer
block size. Rates as stated were measured for a 10MByte transfer using a
16KByte block size.
2.2

Input Power Characteristics

RTCA DO160C/Sect 16 CAT Z
Operation
Ripple
Interrupt
Surge
Undervoltage 10v 15sec
Abnormal
Operation
Surge
Undervoltage 12v 7sec
Power
* Note: For higher capacity DTD's the max power demand for the Clear / Sanitize
functions may exceed these limits. Contact Targa to review.
2.3

Physical Characteristics

2.3.1 Data Transfer Unit
DTU Form Factor
Case Size
Front Panel
Weight (max)
Mounting
Cooling
TARGA SYSTEMS
USB Interface
High Speed (480Mbps)
Full Speed (120Mbps)
5 m
Data Transfer Unit
28 Vdc
22 - 29.5 Vdc
(18 emergency low)
2v rms
1 sec
50Vdc 50ms / 12vdc 30ms
20 - 32.2 Vdc
80Vdc 100ms / 48Vdc 1sec
7.5 w * max
ARINC MS25221C K=4
1.4"h x 5"w x 6.5"d
1.5"h x 5.75" w
Standard DZUS rail mount, All orientations
Passive, free air convection
SATA 1.5Gbit/sec
Transfer Rates *
Sustained Read > 25 MB/sec
Sustained Write > 15 MB/sec
Max Cable Length
5 Vdc
5 Vdc -3% +5%
Ripple 100mv
1.5 amp * max
USB
ARINC MS25221C K=5
1.9"h x 5"w x 6.5"d
1.8"h x 5"w
900 g
2
32003444 Rev A
SATA Interface
(SATA 1)
1 m
Ground Support
Unit
AC
110 - 260 VAC
Auto Select
50 - 60 Hz
10 w max
SATA
975 g