932SQ420D
PCIE GEN 2/3 & QPI CLOCK FOR ROMLEY-BASED SERVERS
IDT®
PCIE GEN 2/3 & QPI CLOCK FOR ROMLEY-BASED SERVERS 22
932SQ420D REV J 010715
Test Clarification Table
Thermal Characteristics
Parameter Symbol Conditions Min. Typ. Max. Units
Thermal Resistance Junction to
Ambient
JA
Still air 68.2 C/W
JA
1 m/s air flow 63.3 C/W
JA
2 m/s air flow 59.6 C/W
Thermal Resistance Junction to Case
JC
32.5 C/W
Thermal Resistance Junction to
Board
JB
51.5 C/W
Comments
TEST_SEL
HW P IN
TEST_MODE
HW PIN
TE ST
ENTRY BIT
B6b 6
REF/ N or
HI-Z
B6b7
OUTPUT
0 X 0 X NORMAL
10X0HI-Z
10X1REF/N
11X0REF/N
11X1REF/N
0X10HI-Z
0X11REF/N
B6b6: 1= ENTER TEST MODE, Default = 0 (NORMAL OPERATION)
B6b7: 1= REF/N, Default = 0 (HI-Z)
HW SW
Power-up w/ TEST_SEL = 1 (>2.0V) to enter test mode.
Cycle power to disable test mode.
If TEST_SEL HW pin is 0 during power-up,
test mode can be selected through B6b6.
If test mode is selected by B6b6, then B6b7
is used to select HI-Z or REF/N.
TEST_Mode pin is not used.
Cycle power to disable test mode.
