51
ICS1890
DC Characteristics
V
DD
= V
MIN
to V
MAX
, V
SS
= OV, T
A
= T
MIN
to T
MAX
TTL Input/Output
REF_IN Input
Note: REF_IN Input switch point is 50% of VDD.
PARAMETER (condition)
MIN
TYP
MAX
UNITS
MII Input Pin Capacitance
-
8
-
pF
MII Output Pin Capacitance
-
14
-
pF
MII Output Pin Impedance
-
38
-
Ohms
PARAMETER
SYMBOL
CONDITIONS
MIN
MAX
UNITS
IC Supply Current
I
DD
V
DD
=5.25V
-
195
mA
PARAMETER
SYMBOL
CONDITIONS
MIN
MAX
UNITS
TTL Input High Voltage
V
IH
VDD=5V, VSS=0V
2.0
-
V
TTL Input Low Voltage
V
IL
VDD=5V, VSS=0V
-
0.8
V
TTL Output High Voltage
V
OH
VDD=5V, VSS=0V
2.4
-
V
TTL Output Low Voltage
V
OL
VDD=5V, VSS=0V
-
0.4
V
TTL Driving CMOS, Output High Voltage
V
OH
VDD=5V, VSS=0V
3.68
-
V
TTL Driving CMOS, Output Low Voltage
V
OL
VDD=5V, VSS=0V
-
0.4
V
TTL/CMOS Output Sink Current
I
OL
VDD=5V, VSS=0V
8
-
mA
TTL/CMOS Output Source Current
I
OH
VDD=5V, VSS=0V
-
-0.4
mA
PARAMETER
SYMBOL
CONDITIONS
MIN
MAX
UNITS
Input High Voltage
V
IH
VDD=5V, VSS=0V
3.5
-
V
Input Low Voltage
V
IL
VDD=5V, VSS=0V
-
1.5
V
Note: Total system operating current will include load current required by the Tx transformer.
Summary of Contents for PHYceiver ICS1890
Page 49: ...49 ICS1890 Pin Configuration...