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AM79C100JC датащи(PDF) 16 Page - Advanced Micro Devices

номер детали AM79C100JC
подробное описание детали  Twisted-Pair Ethernet Transceiver Plus (TPEX Plus)
PDF  24 Pages
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производитель  AMD [Advanced Micro Devices]
домашняя страница  http://www.amd.com
Logo AMD - Advanced Micro Devices

AM79C100JC датащи(HTML) 16 Page - Advanced Micro Devices

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AMD
16
Am79C100
DC CHARACTERISTICS (continued)
Parameter
Symbol
Parameter Description
Test Conditions
Min
Max
Unit
Twisted Pair Interface
IIRXD
Input Current at RXD
±
AVSS < VIN < AVDD
–500
500
uA
RRXD
RXD
± Differential Input
(Note 1)
10
K
Ω
Resistance
VTIVB
RXD+, RXD– Open Circuit
IIN = 0 mA
AvDD –3.0
AvDD –1.5
V
Input Voltage (Bias)
VTIDV
Differential Mode Input
AVDD = +5 V
–3.1
3.1
V
Voltage Range (RXD
±)
VTSQ+
RXD Positive
Sinusoid
300
520
mV
Squelch Threshold (Peak)
5 MHz
< f < 10 MHz
VTSQ–
RXD Negative
Sinusoid
–520
–300
mV
Squelch Threshold (Peak)
5 MHz
< f < 10 MHz
VTHS+
RXD Post-Squelch Positive
Sinusoid
150
293
mV
Threshold (Peak)
5 MHz
< f < 10 MHz
VTHS–
RXD Post-Squelch Negative
Sinusoid
–293
–150
mV
Threshold (Peak)
5 MHz
< f < 10 MHz
VLTSQ+
RXD Positive
LRT = LOW
180
312
mV
Squelch Threshold (Peak)
VLTSQ–
RXD Negative
LRT = LOW
–312
–180
mV
Squelch Threshold (Peak)
VLTHS+
RXD Post-Squelch Positive
LRT = LOW
90
175
mV
Threshold (Peak)
VLTHS–
RXD Post-Squelch Negative
LRT = LOW
–175
–90
mV
Threshold (Peak)
VRXDTH
RXD Switching Threshold
(Note 1)
–60
60
mV
VTXH
TXD
± and TXP±
DVSS = 0 V
DVDD –0.6
DVDD
V
Output HIGH Voltage
(Note 2)
VTXL
TXD
± and TXP±
DVSS = +5 V
DVSS
DVSS + 0.6
V
Output LOW Voltage
(Note 2)
VTXI
TXD
± and TXP± Differential
–40
40
mV
Output Voltage Imbalance
VTXOFF
TXD
± and TXP±
DVDD = +5 V
–40
40
mV
Idle Output Voltage
RTX
TXD
± and TXP± Differential
(Note 1)
40
Ω
Driver Output Impedance
IIREXT
Input Current at REXT Pin
REXT = 24.3 k
Ω ±1%
120
µA
AVDD = +5 V
Power Supply Current
IDD
Power Supply Current
PRDN/RST = HIGH
40
mA
(Idle)
DVDD = AVDD = +5 V
Power Supply Current
PRDN/RST = LOW
95
mA
(Transmitting—No TP load)
Power Supply Current
PRDN/RST = HIGH
150
mA
(Transmitting—with TP load)
DVDD = AVDD = +5 V
IDDPRDN
Power Supply Current
PRDN/RST = LOW
4
mA
in Power Down Mode
Notes:
1. Parameter not tested.
2. Uses switching test load.



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