932SQ420D
PCIE GEN 2/3 & QPI CLOCK FOR ROMLEY-BASED SERVERS
Pin Descriptions - 64 TSSOP(cont.)
Complementary clock of differential non-spreading SRC output. These are current mode outputs and external
33 ohm series resistors and 49.9 ohm shunt resistors are required for termination.
41
42
43
44
NS_SRC0C
NS_SRC0T
NS_SRC1C
NS_SRC1T
OUT
OUT
OUT
OUT
True clock of differential non-spreading SRC output. These are current mode outputs. These are current
mode outputs and external 33 ohm series resistors and 49.9 ohm shunt resistors are required for termination.
Complementary clock of differential non-spreading SRC output. These are current mode outputs and external
33 ohm series resistors and 49.9 ohm shunt resistors are required for termination.
True clock of differential non-spreading SRC output. These are current mode outputs. These are current
mode outputs and external 33 ohm series resistors and 49.9 ohm shunt resistors are required for termination.
45
46
VDDNS
GNDNS
PWR 3.3V power for the Non-Spreading differential outputs outputs and logic
PWR Ground pin for non-spreading differential outputs and logic.
Complementary clock of differentia non-spreading SAS output. These are current mode outputs and external
33 ohm series resistors and 49.9 ohm shunt resistors are required for termination.
47
48
49
50
NS_SAS0C
NS_SAS0T
NS_SAS1C
NS_SAS1T
OUT
True clock of differential non-spreading SAS output. These are current mode outputs. These are current
mode outputs and external 33 ohm series resistors and 49.9 ohm shunt resistors are required for termination.
OUT
Complementary clock of differential non-spreading SAS output. These are current mode outputs and external
33 ohm series resistors and 49.9 ohm shunt resistors are required for termination.
OUT
True clock of differential non-spreading SAS output. These are current mode outputs. These are current
mode outputs and external 33 ohm series resistors and 49.9 ohm shunt resistors are required for termination.
OUT
51
52
AVDD_NS_SAS
GNDNS
PWR 3.3V power for the non-spreading SAS/SRC PLL analog circuits.
PWR Ground pin for non-spreading differential outputs and logic.
Complementary clock of differential CPU output. These are current mode outputs and external 33 ohm series
resistors and 49.9 ohm shunt resistors are required for termination.
True clock of differential CPU output. These are current mode outputs and external 33 ohm series resistors
and 49.9 ohm shunt resistors are required for termination.
Complementary clock of differential CPU output. These are current mode outputs and external 33 ohm series
resistors and 49.9 ohm shunt resistors are required for termination.
True clock of differential CPU output. These are current mode outputs and external 33 ohm series resistors
and 49.9 ohm shunt resistors are required for termination.
53
54
55
56
CPU0C
CPU0T
CPU1C
CPU1T
OUT
OUT
OUT
OUT
57
58
VDDCPU
GNDCPU
PWR 3.3V power for the CPU outputs and logic
PWR Ground pin for CPU outputs and logic.
Complementary clock of differential CPU output. These are current mode outputs and external 33 ohm series
resistors and 49.9 ohm shunt resistors are required for termination.
True clock of differential CPU output. These are current mode outputs and external 33 ohm series resistors
and 49.9 ohm shunt resistors are required for termination.
Complementary clock of differential CPU output. These are current mode outputs and external 33 ohm series
resistors and 49.9 ohm shunt resistors are required for termination.
True clock of differential CPU output. These are current mode outputs and external 33 ohm series resistors
and 49.9 ohm shunt resistors are required for termination.
59
60
61
62
OUT
CPU2C
CPU2T
OUT
CPU3C
CPU3T
OUT
OUT
63
64
VDDCPU
SMBDAT
PWR 3.3V power for the CPU outputs and logic
I/O Data pin of SMBUS circuitry, 5V tolerant
IDT® PCIE GEN 2/3 & QPI CLOCK FOR ROMLEY-BASED SERVERS
4
932SQ420D
REV H 042012
IDT [ INTEGRATED DEVICE TECHNOLOGY ]
