AM79C985KCW AMD [Advanced Micro Devices], AM79C985KCW Datasheet - Page 36
![no-image](/images/no-image-200.jpg)
AM79C985KCW
Manufacturer Part Number
AM79C985KCW
Description
Manufacturer
AMD [Advanced Micro Devices]
Datasheet
1.AM79C985KCW.pdf
(48 pages)
- Current page: 36 of 48
- Download datasheet (257Kb)
DC CHARACTERISTICS (continued)
Notes:
1. Parameter not tested.
2. LED current not included. Maximum current rating on LED drivers is 12 mA.
36
Twisted Pair Ports (Continued)
Power Supply Current
Parameter
Symbol
V
V
V
V
V
V
V
V
V
RXDTH
LTSQ+
LTSQ–
LTHS+
LTHS–
TSQ+
TSQ–
THS+
THS–
I
DD
RXD Positive Squelch Threshold
(peak)
RXD Negative Squelch Threshold
(peak)
RXD Post-Squelch Positive
Threshold (peak)
RXD Post-Squelch Negative
Threshold (peak)
RXD Positive Squelch Threshold
(peak) - Extended Distance Mode
RXD Negative Squelch Threshold
(peak) - Extended Distance Mode
RXD Post-Squelch Positive
Threshold - Extended Distance Mode
RXD Post-Squelch Negative
Threshold - Extended Distance Mode
RXD Switching Threshold
Power Supply Current
(Idle) (Note 2)
Power Supply Current
(Transmitting)
Parameter Description
P R E L I M I N A R Y
Am79C985
Sinusoid
5 MHz<f<10 MHz
Sinusoid
5 MHz<f<10 MHz
Sinusoid
5 MHz<f<10 MHz
Sinusoid
5 MHz<f<10 MHz
Sinusoid
5 MHz<f<10 MHz
Sinusoid
5 MHz<f<10 MHz
Sinusoid
5 MHz<f<10 MHz
Sinusoid
5 MHz<f<10 MHz
(Note 1)
CLK = 20 MHz
V
CLK = 20 MHz
V
DD
DD
Test Conditions
= +5.25V
= +5.25V
–520
–293
–365
–175
Min
300
150
180
–60
–
–
90
–300
–150
Max
–180
100
350
520
293
365
175
–90
60
Unit
mV
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
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