ICS1887 Datasheet, PDF (8/14 Pages) Integrated Circuit Systems – FDDI / Fast Ethernet PHYceiverTM

ICS1887
DC Characteristics
V_DD = V_MIN to V_MAX, V_SS = 0V, T_A = T_{MI N} to T_MAX
PARAMETER
Supply Current
SYMBOL
CONDITIONS
IDD
VDD = +5.0V, VSS = 0.0V
MIN
—
MAX
80
UNITS
mA
ECL Input / Output
PARAMETER
ECL Input High Voltage
ECL Input Low Voltage
ECL Differential
Threshold Voltage Range
ECL Input Common
Mode Voltage
ECL Output High Voltage
ECL Output Low Voltage
SYMBOL
VI H
VI L
VT H
VC M
VO H
VO L
CONDITIONS
MIN
VDD -1.16
VDD -1.81
—
MAX
VDD -0.88
VDD -1.47
150
1.3
VDD -1.02
—
VDD - .4
—
VDD -1.62
UNITS
V
V
mV
V
V
V
TTL Input / Output
PARAMETER
SYMBOL
CONDITIONS
MIN
TTL Input High Voltage
VI H
VDD = 5.0V, VSS = 0.0V
2.0
TTL Input Low Voltage
VI L
VDD = 5.0V, VSS = 0.0V
—
TTL Output High Voltage VOH
VDD = 5.0V, VSS = 0.0V
2.4
TTL Output Low Voltage VOL
VDD = 5.0V, VSS = 0.0V
—
TTL Driving CMOS
Output High Voltage
VO H
VDD = 5.0V, VSS = 0.0V
3.68
TTL Driving CMOS
Output Low Voltage
VO L
VDD = 5.0V, VSS = 0.0V
—
TTL / CMOS Output
Sink Current
IO L
VDD = 5.0V, VSS = 0.0V
8
TTL / CMOS Output
Source Current
IO H
VDD = 5.0V, VSS = 0.0V
—
MAX
—
0.8
—
0.4
—
0.4
—
-0.4
UNITS
V
V
V
V
V
V
mA
mA
REF_IN Input
PARAMETER
Input High Voltage
Input Low Voltage
SYMBOL
CONDITIONS
MIN
VI H
VDD = 5.0V, VSS = 0.0V
3.5
VI L
VDD = 5.0V, VSS = 0.0V
—
Note: REF_IN Input switch point is 50% of VDD.
MAX
—
1.5
UNITS
V
V
8