Intel Z670 AY80609007293AA Data Sheet
Product codes
AY80609007293AA
Signal Descriptions
Datasheet
11
2
Signal Descriptions
This chapter describes the processor signals. They are arranged in functional groups
according to their associated interface or category. The following notations are used
to describe the signal type.
Table 2-1. Signal Types
Notations
Signal Type
I
Input Pin
O
Output Pin
I/O
Bi-directional Input/Output Pin
Table 2-2. Buffer Types
Buffer Type
Interface
Description
AGTL+
cDVO, cDMI
Assisted Gunning Transceiver Logic Plus:
CMOS open drain interface signals that require
termination. Refer to the AGTL+ I/O Specification
for complete details.
CMOS, CMOS_OD cDMI, cDVO, LGI, LGIE 1.05-V CMOS buffer or CMOS open drain.
Analog
All
Analog reference or output: This may be used
as a threshold voltage or for buffer compensation.
LVDS
LVDS
Low-voltage differential signal output buffers
CMOS1.8
DDR2
1.8-V CMOS buffer: These buffers can be
configured as Stub Series Termination Logic.
2.1
Signal Description
This section provides a detailed description of Processor signals. The signals are
arranged in functional groups according to their associated interface.
2.1.1
System Memory Interface
Table 2-3. System Memory Interface Signals
Signal
Direction
Type
Description
SM_CK0
O
CMOS1.8 Differential DDR clock
SM_CK0#
O
CMOS1.8 Complementary differential DDR clock.