Datasheet

16-bit Non-PCI Small Form Factor 10/100 Ethernet Controller with Variable Voltage I/O & HP Auto-MDIX Support
Datasheet
Revision 2.9 (03-01-12) 144 SMSC LAN9220
DATASHEET
Table 7.7 I/O Buffer Characteristics VDDVARIO=2.5V +/- 10%
PARAMETER SYMBOL MIN TYP MAX UNITS NOTES
VIS Type Input Buffer
Low Input Level V
ILI
-0.3 V
High Input Level V
IHI
5.5 V
Negative-Going Threshold V
ILT
0.78 0.94 1.1 V Schmitt Trigger
Positive-Going Threshold V
IHT
1.13 1.32 1.51 V Schmitt Trigger
Schmitt Trigger Hysteresis
(V
IHT -
V
ILT
)
V
HYS
304 384 472 mV
Input Leakage
(V
IN
= VSS or VDDVARIO)
I
IH
-10 +10 uA Note 7.6
Input Leakage
(V
IN
= 5.5V)
I
IH
120 uA Note 7.6, Note 7.7
Input Capacitance C
IN
2.5 pF
VO12 Type Buffer
Low Output Level V
OL
0.4 V I
OL
= 9mA
High Output Level V
OH
VDDVARIO - 0.4
VI
OH
= -9mA
VOD12 Type Buffer
Low Output Level V
OL
0.4 V I
OL
= 9mA
VOD8 Type Buffer
Low Output Level V
OL
0.4 V I
OL
= 6mA
VO8 Type Buffer
Low Output Level V
OL
0.4 V I
OL
= 6mA
High Output Level V
OH
VDDVARIO - 0.4
VI
OH
= -6mA
ICLK Input Buffer
Low Input Level V
ILCK
-0.3 0.5 V
High Input Level V
IHCK
1.4 3.6 V