am79c960 Advanced Micro Devices, am79c960 Datasheet - Page 100

• Manufacturer Part Number: am79c960
• Description: Pcnettm-isa Single-chip Ethernet Controller
• Manufacturer: Advanced Micro Devices

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SWITCHING CHARACTERISTICS: 10BASE-T INTERFACE
Parameter
Transmit Timing
Receive Timing
Note:
1. Not tested; parameter guaranteed by characterization.
t
Symbol
t
PWROFF
t
t
PWNRD
t
PWPLP
t
PERLP
PWLP
TETD
t
t
t
t
t
TM
TR
TF
JR
JA
AMD
Transmit Start of Idle
Transmitter Rise Time
Transmitter Fall Time
Transmitter Rise and Fall
Time Mismatch
Idle Signal Period
Idle Link Pulse Width
Predistortion Idle Link Pulse
Width
Transmit Jabber Activation Time
Transmit Jabber Reset Time
RXD Pulse Width Not to Turn
Off Internal Carrier Sense
RXD Pulse Width to Turn Off
Parameter Description
(10% to 90%)
(90% to 10%)
(Note 1)
(Note 1)
VIN > VTHS (min)
VIN > VTHS (min)
P R E L I M I N A R Y
Test Conditions
Am79C960
Min
250
250
136
75
45
20
8
Max
350
120
150
750
200
5.5
5.5
24
55
1
–
Unit
ms
ms
ms
ns
ns
ns
ns
ns
ns
ns
ns