ADM7001XACT1XP Lantiq, ADM7001XACT1XP Datasheet - Page 23

• Manufacturer Part Number: ADM7001XACT1XP
• Manufacturer: Lantiq

Specifications of ADM7001XACT1XP

• Lead Free Status / RoHS Status: Supplier Unconfirmed

2.2.8
Table 10
Pin or Ball
No.
20
21
Data Sheet
Name
Reserved
LNKACT
Power On Setting
SPD100
Normal Mode
SPDLED
LED Interface, 4 Pins
LED Interface, 4 Pins
Pin
Type
I
O
I
O
Buffer
Type
TTL
PU
8mA
TTL
PU
8mA
Function
Reserved.
Link/Activity LED.
Active low (Note) 100ms (blink 100ms) to indicate that
there is transmit or receive activity after Link Up. Keeps
high all the time when link is failed.
Recommend 100M Operation.
This bit is only available in TP mode. Together with ANEN
to form speed mode select for ADM7001:
ANEN SPD100 Mode
0
0
1
1
Speed LED.(Note)
0
1
Cable Length LED.
When FXEN is low and MII register 18.2
DIS_CABLEN_LED is set to 0, this pin together with
COLLED and LNKACTLED form cable length information
on twisted pair
Note: That the following indication assume recommend
SPDLED COLLED LNKACTLED Cable Length
Note: When recommend value during power on is high,
110
110
100
000
xxx
23
B
B
B
B
B
B
B
B
B
B
B
value on SPDLED, COLLED and LNKACTLED is
high, when corresponding bit's power on setting bit
is 0, polarity of corresponding bit will be inverted.
,
,
,
,
then this signal is active low; if the recommend
value is low, then this signal is active high.
,
,
,
,
, Flashed
, 100M
, 10M
0
1
0
1
B
B
B
B
Force 10BASE-T Mode
Force 100BASE-TX Mode
10M Capability
10/100M Capability
>140 meters or Link Failed
Interface Description
Rev. 1.07, 2005-09-12
40 - 80 meters
80 - 120 meters
Reserved
0 - 40 meters
Data sheet
ADM7001