Appendix F Reference Charts; Generated Frequencies - ATTO Technology FastStream SC 5500E Installation And Operation Manual

These reference charts contain detailed information about generated frequencies, connector pinouts
and jumper pinouts for the ATTO FastStream SC RAID storage controllers.

Generated frequencies

Description
DDR2 SDRAM
SAS Reference Clock
EPLD Clock
SAS Multiplexer Clock
Ethernet Mac PCI
Ethernet Phy Clock
PCI Express Clock Generator
PCI Express Reference Clock
Fibre Channel Controller PCI-X
Fibre Channel Reference Clock
HBA Bridge Configuration
Table 1 Data rate in cables
Cable
Optical Fibre Channel
SAS Device Cables
1000/100/10 Mb Ethernet 125 MHz
Connector pinouts
Table 2 ATX 24-pin power connector pinouts (J1)
Pin Voltage/Signal
VDD3.3
1
2 VDD3.3
3 Ground
4 VDD5V
5 Ground
6 VDD5V
7 Ground
8 ATX_POWER_OK
9 5VSB
10 VDD12.0
11 VDD12.0
12 VDD3.3
13 VDD3.3
xxiv
ATTO Technology Inc. FastStream SC Installation and Operation Manual
Appendix F
Frequency
266.67MHz
125MHz
66.67MHz
33.33MHz
66.67MHz
25MHz
25MHz
100MHz
133.33MHz
106.25MHz
3.686MHz
Reference Charts
Origin
U23
U39
U33
U27
U23
Y1
Y3
U34
HBA(U6)
HBA(U7, U15) Oscillator
HBA(Y1)
Date Rate
4 Gb (2 GHz fundamental clock)
3 Gb (1.5 GHz fundamental clock)
Type Level
Derived SSTL1.8
Oscillator LVPECL
Oscillator TTL/CMOS
Derived TTL/CMOS
Derived TTL/CMOS
Crystal -
Crystal -
Oscillator LVPECL
Derived TTL/CMOS
LVPECL
Crystal -