Compaq EV68A Network Card User Manual


 
9–4 Electrical Data
21264/EV68A Hardware Reference Manual
DC Characteristics
Table 9–7 Pin Type: Open-Drain Output Driver (O_OD)
Parameter
Symbol Description
Test
Conditions Minimum Maximum
V
OL
Low-level output voltage I
OL
= 50 mA 400 mV
|I
OZ
| High impedance output current 0 < V < VDD 150 µA
C
OD
Open-drain pin capacitance Freq = 10 MHz 5.7 pF
Note 6
Table 9–8 Bidirectional, Differential Amplifier Receiver, Open-Drain Output Driver (B_DA_OD)
Parameter
Symbol Description Test Conditions Minimum Maximum
V
IL
Low-level input voltage Note 5 VREF –200 mv
V
IH
High-level input voltage VREF + 200 mV
V
OL
Low-level output voltage I
OL
=50mA 400mV
|I
I
| Input current VSS VVDD 150 µA
1
C
IN
Input-pin capacitance Freq =10 MHz 5.7 pF
Note 6
1
Measurement taken with output driver disabled.
Table 9–9 Pin Type: Open-Drain Driver for Test Pins (O_OD_TP)
Parameter
Symbol Description
Test
Conditions Minimum Maximum
V
OL
Low-level output voltage I
OL
=15mA 400mV
|I
OZ
| High-impedance output current 0 < V < VDD 150 µA
C
OD
_TP Pin capacitance Freq = 10 MHz 5.2 pF
Note 6
Table 9–10 Bidirectional, Differential Amplifier Receiver, Push-Pull Output Driver (B_DA_PP)
Parameter
Symbol Description Test Conditions Minimum Maximum
V
IL
Low-level input voltage VREF – 200 mV
V
IH
High-level input voltage VREF + 200 mV
V
OL
Low-level output voltage I
OL
= 6 mA 400 mV
V
OH
High-level output voltage I
OH
= –6 mA VDD – 400 mV
|I
I
| Input current VSS VVDD 150 µA
1
C
IN
Input-pin capacitance Freq =10 MHz 6.0 pF
Note 6
1
Measurement taken with output driver disabled.