© 2011 Advanced Micro Devices, Inc.
46136 AMD RX881 Databook 1.40
Proprietary
5-1
Chapter 5
Electrical Characteristics and Physical Data
5.1
Electrical Characteristics
5.1.1
Maximum and Minimum Ratings
5.1.2
DC Characteristics
Table 5-1 Maximum and Minimum Ratings
Pin
Minimum
Typical
Maximum
Unit
Comments
VDDA18HTPLL
1.71
1.8
1.89
V
I/O power for HyperTransport™ PLL
VDDA18PCIE
1.71
1.8
1.89
V
1.8V I/O power for PCIe
®
graphics,
SB, and GPP interfaces
VDDA18PCIEPLL
1.71
1.8
1.89
V
1.8V I/O power for PCIe PLLs
VDDC
1.045
1.1
1.155
V
Core power
VDD18
1.71
1.8
1.89
V
1.8V I/O transform power
VDD33
3.135
3.3
3.465
V
3.3V I/O power
VDDHT
1.045
1.1
1.155
V
I/O power for HyperTransport interface
VDDHTRX
1.045
1.1
1.155
V
I/O power for HyperTransport receive
interface
VDDHTTX
1.14
1.2
1.26
V
I/O power for HyperTransport transmit
interface
VDDPCIE
1.045
1.1
1.155
V
Main I/O power for PCIe graphics, SB,
and GPP interfaces
Note:
Numbers in this table are to be qualified.
Table 5-2 DC Characteristics for 3.3V TTL Signals
Pins
Symbol
Description
Minimum Maximum
Unit
All pins belonging to
the VDD33 domain
(refer to pin
description tables in
this chapter).
VILdc
DC voltage at the pad that will produce a
stable low input to the chip
–
0.7
V
VIHdc
DC voltage at pad that will produce a
stable high input to the chip
1.4
–
V
VILac
AC input low voltage
–
0.15
V
VIHac
AC input high voltage
2.5
–
V
VOLdc
Output low voltage**
–
0.53
V
VOHdc
Output high voltage**
2.46
–
V
IOLdc
Output low current at V=0.1V**
2.8
–
mA
IOHdc
Output high current at V=VDD33-0.1V**
2.6
–
mA
Note: *
Measured with edge rate of 1
s at PAD pin.
** For detailed current/voltage characteristics, please refer to the IBIS model.