L3 Communications DTU40/SA-40-2, Technical Reference And Installation Manual

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TARGA SYSTEMS
S4 SATA & USB DTU Installation Guide 32003444 Rev A
5
2.6.2 SATA Interface - Data Transfer Unit
J1
Power & Aux Signals (28Vdc)
J2
SATA Connector
Unit Connector D38999/20MC35PN Unit Connector
1
CTVP00RQF-17-52S
Cable Connector D38999/26FC35SN Cable Connector
2
CTV06RGQF-17-
52P
Pin # Signal Pin # Signal
5 Secure Erase -
3
A1 TX+
8 Busy +
3
A2 Signal Gnd
12 28Vdc A3 TX-
13 28V Return A4 Signal Gnd
2,3,4,9,16,17 Reserved B1 RX+
1,11,14,20,21 Case Gnd B2 Signal Gnd
6,7,10,15,18,19,22 Signal Gnd B3 RX-
- - B4 Signal Gnd
J1
Power & Aux Signals (5Vdc power)
Unit Connector D38999/20FC35PB
Cable Connector D38999/26FC35SB
Pin # Signal
5 Secure Erase -
1
8 Busy +
1
12 5 Vdc
13 Signal Gnd
2,3,4,9,16,17 Reserved
1,11,14,20,21 Case Gnd
6,7,10,15,18,19,22 Signal Gnd
Note: Targa’s SATA DTD’s are configured for “fixed frequency” mode of operation
Note 1 - Quadrax type impedance controlled connector
- SATA signal names are with respect to the Host
ie: TX = Host transmit signals are connect to these pins
2 - Cable connectors 21-33384-51 pins are designed specifically to match Tensolite
Netflight aviation grade ethernet cable – NF24Q100
3 – Refer to section 2.6.5 below for details on these signals