6.11Processor Power Signals

Signal Description—Processor

6.11Processor Power Signals

Table 41.

Processor Power Signals

 

 

 

 

 

 

Signal Name

Description

Direction / Buffer

 

 

 

Type

 

 

 

 

 

VCC

Processor core power rail.

Ref

 

 

 

 

 

VCCIO_OUT

Processor power reference for I/O.

Ref

 

 

 

 

 

VDDQ

Processor I/O supply voltage for DDR3.

Ref

 

 

 

 

 

VCOMP_OUT

Processor power reference for PEG/Display RCOMP.

Ref

 

 

 

 

 

VIDSOUT

VIDALERT#, VIDSCLK, and VIDSCLK comprise a three

Input GTL/ Output Open

 

signal serial synchronous interface used to transfer

Drain

 

VIDSCLK

 

power management information between the

Output Open Drain

 

VIDALERT#

processor and the voltage regulator controllers.

Input CMOS

 

 

 

 

 

 

 

6.12Sense Signals

Table 42.

Sense Signals

 

 

 

 

 

 

 

Signal Name

Description

Direction /

 

 

 

Buffer Type

 

 

 

 

 

VCC_SENSE

VCC_SENSE and VSS_SENSE provide an isolated, low-

O

 

impedance connection to the processor input VCC voltage

 

VSS_SENSE

and ground. The signals can be used to sense or measure

A

 

 

voltage near the silicon.

 

 

 

 

 

6.13Ground and Non-Critical to Function (NCTF) Signals

Table 43.

Ground and Non-Critical to Function (NCTF) Signals

 

 

 

 

 

 

Signal Name

Description

Direction /

 

 

 

Buffer Type

 

 

 

 

 

VSS

Processor ground node

GND

 

 

 

 

 

VSS_NCTF

Non-Critical to Function: These pins are for package

 

mechanical reliability.

 

 

 

 

 

 

 

6.14Processor Internal Pull-Up / Pull-Down Terminations

Table 44.

Processor Internal Pull-Up / Pull-Down Terminations

 

 

 

 

 

 

 

Signal Name

Pull Up / Pull Down

Rail

Value

 

 

 

 

 

 

BPM[7:0]

Pull Up

VCCIO_TERM

40–60 Ω

 

 

 

 

 

 

PREQ#

Pull Up

VCCIO_TERM

40–60 Ω

 

 

 

 

 

 

TDI

Pull Up

VCCIO_TERM

30–70 Ω

 

 

 

 

 

 

TMS

Pull Up

VCCIO_TERM

30–70 Ω

 

 

 

 

 

 

CFG[17:0]

Pull Up

VCCIO_OUT

5–8

 

 

 

 

 

 

CATERR#

Pull Up

VCCIO_TERM

30–70 Ω

 

 

 

 

 

Desktop 4th Generation Intel® CoreProcessor Family, Desktop Intel® Pentium® Processor Family, and Desktop Intel® Celeron® Processor Family

December 2013

Datasheet – Volume 1 of 2

Order No.: 328897-004

89

Page 89
Image 89
Intel BX80646I34130 manual Processor Power Signals, Sense Signals, Ground and Non-Critical to Function NCTF Signals

BX80633I74960X, BX80646I34130, BX80646I54430, BX80646I74770K, BX80646I74770 specifications

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