ML6652EH View Datasheet(PDF) - Micro Linear Corporation
Part Name
Description
MFG CO.
ML6652EH
Micro Linear Corporation
'ML6652EH' PDF : 28 Pages View PDF
OPERATING MODES
ML6652
Input Signal at pins
FOINP/FOINN
Input Signal at pins
TPINP/TPINN
FOINSPD Output:
Input Speed Indicator
Output Level
LED Cathode
to Ground
BCKPLINK Output:
Enabler of Secondary Link
Output Level
LED Cathode
to Ground
Secondary
Twisted Pair
Output
Good 100Mbps
signal and not FEF
NA
High
On
Low
Off
High
Impedance
Output Signal at
pins
IOUT/IOUT#
TPINP/TPINN
Equivalent
FEF Pattern
NA
High
On
High
On
Enabled
TPINP/TPINN
Equivalent
Not good
100Mbps signal
Good
100Mbps signal
Low or High-Z
Off
High
On
Enabled
FEF Pattern
Not good
100Mbps signal
Not good
100Mbps signal
Low or High-Z
Off
High
On
Enabled High Impedance
Table 8.
LED Interface
The recommended LED configuration for Pins 41
(TPINSPD) and 42 (FOINSPD) is shown in Figure 4 and
Table 9. Note: R2 may be as low as 511Ω to insure only
one LED at a time will be on.
VCC
R1
R2
To pin 41 or 42
R3
LED's Von
2.1-2.2V
1.8-1.9V
1.7V
R1
R2
R3
100
1.2K
100
150
1.2K
150
200
1K
200
Figure 4.
Table 9. LED Colors vs. Resistor Values for Figure 4
20
January 2004
Final Datasheet
DS6652-F-02
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