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AMD 8151 specifications Input low voltage

Models: 8151

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24888 Rev 3.03 - July 12, 2004

AMD-8151TMAGP Tunnel Data Sheet

The following table shows DC characteristics for signals on the VDD15 power plane when AGP 2.0 signaling is enabled.

Symbol	Parameter Description	Min	Max		Units	Comments

VIL	Input low voltage	-0.5	0.4	VDD15	V
VIH	Input high voltage	0.6 VDD15	0.5	+ VDD15	V
VOL	Output low voltage; IOUT = 1.0 mA		0.15 VDD15		V
VOH	Output high voltage; IOUT = 0.2 mA	0.85 VDD15			V
VREFI	Input reference voltage on A_REFGC	0.48 VDD15	0.52 VDD15		V
VREFO	Output reference voltage on A_REFCG	0.48 VDD15	0.52 VDD15		V
IIL	Input leakage current		+/- 10		uA
CIN	Input capacitance		8		pF

Table 10: DC characteristics for signals on the VDD15 power plane, AGP 2.0 signaling.

The following table shows DC characteristics for signals on the VDD15 power plane when AGP 3.0 signaling is enabled.

Symbol	Parameter Description	Min	Max	Units	Comments

VIL	Input low voltage	-0.3	VREFI - 0.1	V
VIH	Input high voltage	VREFI + 0.1	VDD15 + 0.3	V
VOL	Output low voltage; IOUT = 1.5 mA		0.05	V
VOH	Output high voltage; 50 ohm load to	0.750	0.850	V
	ground

VREFI	Input reference voltage on A_REFGC	0.34	0.36	V
VREFO	Output reference voltage on A_REFCG	0.226 VDD15	0.240 VDD15	V
CDIE	Input die capacitance		8	pF
ZTERM	Terminator equivalent impedance; VOH =	45	55	Ohms
	0.8V; ZTARG = 50 Ohm
ZPU	Pull-up equivalent impedance; VOH =	39.3	46.2	Ohms
	0.8V; ZTARG = 50 Ohm

Table 11: DC characteristics for signals on the VDD15 power plane, AGP 3.0 signaling.

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AMD 8151 specifications Input low voltage

Contents

Data Sheet Figure 1 System block diagram1.1Device Features 24888 Rev 3.03 - July24888 Rev 3.03 - July 2004 Advanced Micro Devices, IncTable of Contents List of Figures AMD-8151TM AGP Tunnel Data SheetFigure 1 System block diagram Configuration spaceList of Tables 3Signal Descriptions 3.1Terminology AMD-8151BL C24888 Rev 3.03 - July 2Ordering Information3.2Tunnel Link Signals 24888 Rev 3.03 - July3.3AGP Signals AMD-8151TM AGP Tunnel Data Sheet24888 Rev 3.03 - July AMD-8151TM AGP Tunnel Data Sheet 24888 Rev 3.03 - July3.4 Test and Miscellaneous Signals 3.5 Power and Ground3.5.1Power Plane Sequencing 4.2Reset And Initialization 24888 Rev 3.03 - July4Functional Operation 4.1Overview 4.3Clocking24888 Rev 3.03 - July 4.4Tunnel Links4.4.1Link PHY 4.5AGP24888 Rev 3.03 - July AGP transactionLink transaction 4.5.2Various BehaviorsFigure 2 Configuration space 5.1.1Configuration Space24888 Rev 3.03 - July 5Registers 5.1Register OverviewTable 3 Configuration spaces 5.2AGP Device Configuration RegistersTable 4 Memory mapped address spaces Table 5 Register attributesAGP Device Status And Command Register DevABits Description24888 Rev 3.03 - July DevABits DescriptionAMD-8151TM AGP Tunnel Data Sheet AGP Miscellaneous Control RegisterDevA Bits24888 Rev 3.03 - July AGP PHY Control RegisterDevA DescriptionAGP PHY Skew Control Register DevABits Description24888 Rev 3.03 - July AGP Most Recent Request RegisterDevA BitsAGP Command Register 24888 Rev 3.03 - JulyBits DescriptionAGP Control Register BitsDescription AGP Aperture Size RegisterLink Command Register BitsDescription GARTHI GART base address register highLink Configuration And Control Register 24888 Rev 3.03 - JulyBits Description24888 Rev 3.03 - July 24888 Rev 3.03 - July Link Frequency Capability 0 RegisterDevA 0xCC Bits24888 Rev 3.03 - July Link PHY Compensation Control RegistersDevA 0xE8, E4, E0 BitsClock Control Register Bits Description5.3AGP Bridge Configuration Registers AGP Bridge Status And Command Register24888 Rev 3.03 - July AGP Bridge Vendor And Device ID RegisterDevB BitsDescription AGP Bridge Memory Base-LimitRegisters24888 Rev 3.03 - July BitsDescription BitsAMD-8151TM AGP Tunnel Data Sheet BitsDescription BitsTable 6 Absolute maximum ratings Table 7 Operating ranges24888 Rev 3.03 - July 6Electrical Data 6.1Absolute RatingsTable 8 Current and power consumption 6.3DC Characteristics24888 Rev 3.03 - July Input low voltage 6.4AC Characteristics Table 12 AC data for clocks24888 Rev 3.03 - July AMD-8151TM AGP Tunnel Data Sheet 24888 Rev 3.03 - JulyA PCLK to transmit strobe first strobe edge AMD-8151TM AGP Tunnel Data Sheet Figure 3 Ball designations24888 Rev 3.03 - July 7Ball DesignationsAMD-8151TM AGP Tunnel Data Sheet Signal nameSignal name Signal nameAMD-8151TM AGP Tunnel Data Sheet SignalSignal Signal8Package Specification AMD-8151TM AGP Tunnel Data SheetFigure 4 Package mechanical drawing 24888 Rev 3.03 - July24888 Rev 3.03 - July 9TestMode TESTNAND tree 2 output signal is STRAPL4 AMD-8151TM AGP Tunnel Data Sheet24888 Rev 3.03 - July 24888 Rev 3.03 - July 10 Appendix 10.1 Revision History RevisionRevision