am79c984a Advanced Micro Devices, am79c984a Datasheet - Page 32

• Manufacturer Part Number: am79c984a
• Description: Enhanced Integrated Multiport Repeater Eimr
• Manufacturer: Advanced Micro Devices

ABSOLUTE MAXIMUM RATINGS
Storage Temperature . . . . . . . . . . –65 C to +150 C
Ambient Temperature Under Bias . . . . 0 C to +70 C
Supply Voltage referenced to
AV
Stresses above those listed under ABSOLUTE MAXI-
MUM RATINGS may cause permanent device failure.
Functionality at or above these limits is not implied. Ex-
posure to Absolute Maximum Ratings for extended pe-
riods may affect reliability. Programming conditions may
differ.
DC CHARACTERISTICS over operating ranges unless otherwise specified
32
Parameter
Digital I/O
AUI Ports
Twisted Pair Ports
V
I
Symbol
AOD
SS
AOD
V
V
V
V
V
V
V
V
I
V
I
R
V
AOCM
IAXD
I
ILSTR
V
AICM
AODI
V
V
AIDV
OLOD
ASQ
AOD
AOC
IRXD
V
ATH
V
TIVB
I
RXD
or DV
OH
OFF
TID
OL
IL
IH
OFF
IL
SS
Input LOW Voltage
Input HIGH Voltage
Output LOW Voltage
Output HIGH Voltage
Input Leakage Current
Input Leakage Current for STR pin
Open Drain Output LOW Voltage (LED pins)
Input Current at DI and CI Pairs
DI , CI Open Circuit Input Voltage Range
Differential Mode Input Voltage Range
(DI, CI)
DI, CI Squelch Threshold
DI Switching Threshold
Differential Output Voltage (DO+) – (DO)
Differential Output Voltage (CI+) – (CI–)
(Reverse Mode)
DO Differential Output Voltage Imbalance
DO Differential Idle Output Voltage
DO Differential Idle Output Current
DO+, DO- Common Mode Output Voltage
Input Current at RXD
and CI Pairs
RXD Differential Input
RXD+, RXD– Open Circuit
Input Voltage (bias)
Differential Mode Input
Range (RXD)
(AV
DD
, DV
Parameter Description
DD
) . . . . . . . –0.3 V to +6.0 V
P R E L I M I N A R Y
Am79C984A
R
Test Conditions
L
V
AV
I
V
V
I
OLOD
= 78
V
V
V
OH
OPERATING RANGES
Commercial (C) Devices
Temperature (T
Supply Voltages (V
Operating ranges define those limits between which the
functionality of the device is guaranteed.
I
SS
V
R
R
R
R
R
SS
SS
OL
DD
SS
SS
SS
(Note 1)
DD
I
L
L
L
L
L
(Note 1)
<V
IN
<V
<V
= –0.4 mA
= 4.0 mA
= 78
= 78
= 78
= 78
= 78
<V
= 0.0 V
= 0.0 V
= 5.0 V
–
= 5.0 V
= 12 mA
IN
= 0
IN
IN
IN
(Note 1)
<V
<V
<V
<V
DD
DD
DD
DD
A
) . . . . . . . . . . . . . . . . . 0 C to +70 C
V
DD
V
DD
DD
–500
–275
–2.5
–1.0
Min
620
620
–25
–40
–500
-35
) . . . . . . . . . . . . . . . . . +5 V 5%
–0.5
2.5
–3.1
2.4
2.0
10
–
–
–
–
– 3.0
– 3.0
V
V
0.5 + V
DD
DD
–160
1100
1100
Max
+2.5
+1.0
V
500
+35
+25
+40
+3.1
500
0.8
0.4
10
50
0.4
DD
– 1.0
–
–
– 1.5
DD
Unit
mV
mV
mV
mV
mV
mV
mA
k
V
V
V
V
V
V
V
V
A
V
V
A
A
A