AM79C978A AMD [Advanced Micro Devices], AM79C978A Datasheet - Page 221

• Manufacturer Part Number: AM79C978A
• Description: Single-Chip 1/10 Mbps PCI Home Networking Controller
• Manufacturer: AMD [Advanced Micro Devices]

SWITCHING CHARACTERISTICS: BUS INTERFACE (Continued)
10BASE-T Mode
Note: V
Power Supply Current
Symbol
(10 Mbps)
(1 Mbps)
V
V
V
Symbol
OUT
DIFF
DIFF
I
IX
I
I
CC
CC
OUT
Output Voltage on TX± (peak)
Input Differential Squelch
Assert on RX± (peak)
Input Differential De-Assert
Voltage on RX± (peak)
Input Leakage Current
reflects output levels prior to 1: 1.41 transformers.
1 Mbps mode on TX± and RX±.
Outputs driving load.
10BASE-T mode on TX± and RX±.
Outputs driving load.
Parameter Description
Parameter Description
Test Conditions
Am79C978A
Test Conditions
V
V
DD
DD
= Maximum
= Maximum
Minimum
1.55
-300
300
150
Maximum
480
480
Maximum
1.98
520
300
300
Unit
mA
mA
Unit
mV
mV
V
a
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