參數(shù)資料
型號(hào)： 82845MP
廠商： INTEL CORP
元件分類： 外設(shè)及接口
英文描述： Intel 845 Family Chipset-Mobile 82845MP/82845MZ Chipset Memory Controller Hub Mobile (MCH-M)
中文描述： MULTIFUNCTION PERIPHERAL, PBGA593
封裝： 37.50 X 37.50 MM, FCBGA-593
文件頁數(shù)： 31/157頁
文件大小： 1407K
代理商： 82845MP
Intel
82845MP/82845MZ Chipset-Mobile (MCH-M)
250687-002
Datasheet
31
R
2.6.
Voltage References, PLL Power
Table 13. Voltage Reference Descriptions
Signal Name
Type
Description
HVREF
Ref
Host Reference Voltage.
Reference voltage input for the Data, Address, and
Common clock signals of the Host AGTL+ interface
SDREF
Ref
DDR Reference Voltage:
Reference voltage input for DQ, DQS, & RCVENIN#.
HI
_
REF
Ref
Hub Interface Reference:
Reference voltage input for the hub interface.
AGPREF
Ref
AGP Reference:
Reference voltage input for the AGP interface.
HLRCOMP
I/O
CMOS
Compensation for hub interface:
This signal is used to calibrate the hub
interface I/O buffers.
GRCOMP
I/O
CMOS
Compensation for AGP:
This signal is used to calibrate AGP buffers.
HRCOMP[1:0]
I/O
CMOS
Compensation for Host:
This signal is used to calibrate the Host AGTL+ I/O
buffers.
HSWNG[1:0]
I
CMOS
Host Reference Voltage:
Reference voltage input for the compensation logic.
SMRCOMP
I/O
CMOS
System Memory RCOMP
VCC1_5
The 1.5 V Power input pins
VCC1_8
The 1.8 V Power input pins
VCCSM
The SDRAM Power input pins. 2.5 V for DDR.
VCCA[1:0]
PLL power input pins.
VTT
The AGTL+ bus termination voltage inputs
VSS
GROUND
VSSA[1:0]
PLL Ground
2.7.
Pin State Table
This section describes the expected states of the MCH-M I/O buffers. These tables only refer to the
contributions on the interface from the MCH-M and do NOT reflect any external influence (such as
external pullup/pulldown resistors or external drivers).
Legend :
Term H/L: Normal termination devices are turned on high/low
Pwrdn:
Power down
H/L:
Strong Drive low
Tri/High-Z:
High Impedance
IN:
Input buffer Enabled
PU, PD/PL:
Weak internal pull-up, Weak internal pull down
(Strap):
Strap input sampled during assertion or on the deassertion edge of RSTIN#
相關(guān)PDF資料
PDF描述
82845Mx Intel 845 Family Chipset-Mobile 82845MP/82845MZ Chipset Memory Controller Hub Mobile (MCH-M)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
82845MX 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Intel 845 Family Chipset-Mobile 82845MP/82845MZ Chipset Memory Controller Hub Mobile (MCH-M)
82845MZ 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Intel 845 Family Chipset-Mobile 82845MP/82845MZ Chipset Memory Controller Hub Mobile (MCH-M)
82845PE 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:82845GE Graphics and Memory Controller Hub (GMCH) and 82845PE Memory Controller Hub (MCH)
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