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AM79C874VC Fiches technique(PDF) 26 Page - Advanced Micro Devices

No de pièce AM79C874VC
Description  NetPHY-1LP Low Power 10/100-TX/FX Ethernet Transceiver
PDF  60 Pages
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Fabricant  AMD [Advanced Micro Devices]
Site Internet  http://www.amd.com
Logo AMD - Advanced Micro Devices

AM79C874VC Fiches technique(HTML) 26 Page - Advanced Micro Devices

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26
Am79C874
P R E L I M INARY
Figure 5.
Standard LED Configuration
Table 5.
Advanced LED Selections
Notes:
1. LED flashes for RX and TX activity.
2. LED flashes for RX activity.
3. 0 means logic level low at the pin.
4. 1 means logic level high at the pin.
MODE
LEDBTX/ LEDBTA
(Pin 44)
LEDTX/ LEDBTB
(Pin 47)
LEDBT/ LEDTXA
(Pin 57)
LEDFDX/ LEDTXB
(Pin 58)
No Link
0
0
0
0
10BT Half Duplex
1
0
0
0
10BT Half Activity
Flash (Note 1)
0
0
0
10BT Full Duplex
0
1
0
0
10BT Full Activity
0
Flash (Note 2)
0
0
100BT Half Duplex
0
0
1
0
100BT Half Activity
0
0
Flash (Note 1)
0
100BT Full Duplex
0
0
0
1
100BT Full Activity
0
0
0
Flash (Note 2)
330
VCC
100 Mbps
LEDSPD[0]
10 Mbps
LEDSP[1]
Collision
LEDCOL
Duplex
LEDDPX
Transmit
LEDTX
Receive
LEDRX
Link (Note 1)
LEDLNK
Link (Note 2)
LEDLNK
LED
330
VCC
LED
330
VCC
LED
330
VCC
LED
330
VCC
LED
330
VCC
LED
330
VCC
LED
330
LED
22235I-7
Notes:
1. Use for non 7-wire interface configurations.
2. Use for 7-wire interface configurations.



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