Table 5–6 Transmitter Electrical Specification for DDC I
2
C
Symbol
Description
Min
Max
Unit
Notes
I2C_Tx
Freq
Supported transmittable data rate.
—
400
kHz
-
I2C_V
OL
Maximum output low voltage @ I = 8 mA.
—
300
mV
1, 2, 3
I2C_V
OH
Minimum output high voltage.
VDD5 - 0.25
—
mV
1, 2, 3, 4
Note:
1.
For detailed current/voltage characteristics, refer to the IBIS model.
2.
Measurement taken with NMOS strength set to default values, PVT = Noml case.
3.
The I
2
C interface is an open-drain circuit and pull high is determined by external power.
4.
VDD5 refers to a 5-V external pull up.
Table 5–7 Receiver Electrical Specification for DDC I
2
C Pins
Symbol
Description
Min Max Unit Notes
I2C_Y_V
IH-AC
Minimum AC voltage at the PAD pin that will produce a stable
high at the I2C_Y pin of the macro.
2.3
V
3
I2C_Y_V
IL-AC
Maximum AC voltage at the PAD pin that will produce a stable
low at the I2C_Y pin of the macro.
1.5
V
3
I2C_Y_V
IH-DC
Minimum DC voltage at the PAD pin that will produce a stable
high at the I2C_Y pin of the macro.
2.3
V
1
I2C_Y_V
IL-DC
Maximum DC voltage at the PAD pin that will produce a stable
low at the I2C_Y pin of the macro.
1.5
V
1
I2C_Y_Rx
Freq
Supported received frequency.
400
kHz
-
I2C_Y
dc
I2C_Y output duty cycle.
40
60
%
2
Note:
1.
Measured with an edge rate of 1 µs at the PAD pin.
2.
Assuming perfect duty cycle on input.
3.
Measured at the maximum operating frequency.
5.6 DisplayPort AUX Electrical Specification
This table provides the electrical characteristics of the DisplayPort AUX.
Table 5–8 DisplayPort AUX Electrical Specification
Symbol
Description
Min Max Unit Notes
AUX_V
cm
Input/output common-mode voltage. 550 620
mV
-
AUX_V
diff
Pad differential-output swing.
525 622
mV
-
AUX_Tx
Freq
Supported transmit-data rate.
—
5
MHz
-
AUX_Rx
Freq
Supported received frequency.
—
5
MHz
-
AUX_Pad
dc
PADP/N output duty cycle.
40
60
%
1
Note:
1.
Assuming perfect duty cycle on input.
62
Electrical Characteristics
"Vega 10" Databook
56006_1.00
©
2017
Advanced Micro Devices, Inc.
AMD Confidential - Do not duplicate.
