Absolute Maximum Ratings
Parameter
Supply Voltage 1/
Logic Input Voltage
Logic Input Current
Power Dissipation 2/
Storage Temperature Range
Operating Case Temperature Range
Rating
+7.0
-1.2 to +5.5
-10 (low logic)
3.25
-65 to +125
-55 to +100
Units
V
V
mA
W
°C
°C
1/ Power sequencing shall not be required.
2/ For Logic output short circuits, line to ground logic outputs shall withstand currents not exceeding 100mA for
one second for one output at a time.
DC Electrical Characteristics
(V
DD
= 5V ±10%, T
C
= -55 °C to +100°C, unless otherwise specified)
SYMBOL
PARAMETER
LIMIT
DATA 1/, DATA 1/, DATAst 2/ & DATAst 2/
V
OH
V
OL
TX INHIBIT
V
OH
V
OL
Logic High Output Voltage 3/, 4/
Logic Low Output Voltage
4/
2.5V min @ I
OH
= -150µA
0.5V max @ I
OL
= 5mA
Logic High Output Voltage 3/, 4/
Logic Low Output Voltage
4/
2.5V min @ I
OH
= -50µA
0.5V max @ I
OL
= 2mA
40MHz, Encoder Enable & External Encoder Inhibit
I
IH
I
IL
Logic High Input Current
Logic Low Input Current 3/
100µA max @ V
IH
= 2.5V
-4mA max @ V
IL
= 0.5V
Parity Select, 34 Bit Select, 35 Bit Select & Sys Clear / Load
I
IH
I
IL
Logic High Input Current
Logic Low Input Current 3/
50µA max @ V
IH
= 2.5V
-2mA max @ V
IL
= 0.5V
Transmit / Self Test & 4 Bit SIS / SOS Select
I
IH
I
IL
Logic High Input Current
Logic Low Input Current 3/
150µA max @ V
IH
= 2.5V
-6mA max @ V
IL
= 0.5V
Aeroflex Circuit Technology
3
SCDCT1496 REV A 3/22/00 Plainview NY (516) 694-6700
AEROFLEX [ AEROFLEX CIRCUIT TECHNOLOGY ]
