AM79C978 Advanced Micro Devices, AM79C978 Datasheet - Page 224

• Manufacturer Part Number: AM79C978
• Description: Single-Chip 1/10 Mbps PCI Home Networking Controller
• Manufacturer: Advanced Micro Devices

SWITCHING CHARACTERISTICS: BUS INTERFACE (CONTINUED)
10BASE-T Mode
Note: V
Power Supply Current
224
Symbol
(10 Mbps)
(1 Mbps)
V
V
V
Symbol
DIFF
DIFF
I
OUT
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: 2 transformer stage.
1Mbps mode on TX± and RX±.
Outputs driving load.
10BASE-T mode on TX± and RX±.
Outputs driving load.
Parameter Description
Parameter Description
Test Conditions
Am79C978
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