Signal Description—Processor

6.13Ground 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

 

 

 

 

 

VSS_NCTF

Non-Critical to Function: These pins are for package

—

 

mechanical reliability.

 

 

 

 

 

 

 

6.14Processor Internal Pull-Up / Pull-Down Terminations

Table 37.

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 kΩ

 

 

 

 

 

 

CATERR#

Pull Up

VCCIO_TERM

30–70 Ω

 

 

 

 

 

 

Intel® Xeon® Processor E3-1200 v3 Product Family

June 2013

Datasheet – Volume 1 of 2

Order No.: 328907-001

85