Datasheet
Sense Signals
Table 35. Sense Signals
Signal Name Description Direction /
Buffer Type
VCC_SENSE
VSS_SENSE
VCC_SENSE and VSS_SENSE provide an isolated, low-
impedance connection to the processor input V
CC
voltage
and ground. The signals can be used to sense or measure
voltage near the silicon.
O
A
Ground and Non-Critical to Function (NCTF) Signals
Table 36. Ground and Non-Critical to Function (NCTF) Signals
Signal Name Description Direction /
Buffer Type
VSS Processor ground node GND
DAISY_CHAIN_NCTF
_[Ball #]
(BGA 1168 package)
Daisy Chain Non-Critical to Function: These signals are for BGA
solder joint reliability testing and are non-critical to function.
These signals are connected on the processor package as follows:
Package A1 Corner
• DAISY_CHAIN_NCTF_B2 to DAISY_CHAIN_NCTF_C1
• DAISY_CHAIN_NCTF_C2 to DAISY_CHAIN_NCTF_B3
• DAISY_CHAIN_NCTF_A3 to DAISY_CHAIN_NCTF_A4
Package A63 Corner
• DAISY_CHAIN_NCTF_A62 to DAISY_CHAIN_NCTF_A61
• DAISY_CHAIN_NCTF_B61 to DAISY_CHAIN_NCTF_B62
• DAISY_CHAIN_NCTF_B63 to DAISY_CHAIN_NCTF_A60
Package AY1 Corner
• DAISY_CHAIN_NCTF_AW1 to DAISY_CHAIN_NCTF_AW3
• DAISY_CHAIN_NCTF_AY3 to DAISY_CHAIN_NCTF_AW2
• DAISY_CHAIN_NCTF_AY2 to DAISY_CHAIN_NCTF_AV1
Package AY63 Corner
• DAISY_CHAIN_NCTF_AY60 to DAISY_CHAIN_NCTF_AW61
• DAISY_CHAIN_NCTF_AY61 to DAISY_CHAIN_NCTF_AW62
• DAISY_CHAIN_NCTF_AY62 to DAISY_CHAIN_NCTF_AW63
—
DAISY_CHAIN_NCTF
_[Ball #]
(BGA 1234 package)
Daisy Chain Non-Critical to Function: These signals are for BGA
solder joint reliability testing and are non-critical to function.
These signals are connected on the processor package as follows:
Package A1 Corner
• DAISY_CHAIN_NCTF_F1 to DAISY_CHAIN_NCTF_H2
• DAISY_CHAIN_NCTF_F3 to DAISY_CHAIN_NCTF_D2
Package A45 Corner
• DAISY_CHAIN_NCTF_A44 to DAISY_CHAIN_NCTF_C43
• DAISY_CHAIN_NCTF_D44 to DAISY_CHAIN_NCTF_F43
• DAISY_CHAIN_NCTF_F45 to DAISY_CHAIN_NCTF_C45
Note: Daisy_Chain_NCTF_H44 is not connected in package.
—
6.10
6.11
Processor—Signal Description
5th Generation Intel
®
Core
™
Processor Family, Intel
®
Core
™
M Processor Family, Mobile Intel
®
Pentium
®
Processor Family, and
Mobile Intel
®
Celeron
®
Processor Family
Datasheet – Volume 1 of 2 March 2015
78 Order No.: 330834-004v1