FLLXT971ABC.A4 Intel, FLLXT971ABC.A4 Datasheet - Page 79

• Manufacturer Part Number: FLLXT971ABC.A4
• Manufacturer: Intel

Specifications of FLLXT971ABC.A4

• Lead Free Status / RoHS Status: Not Compliant

Datasheet
Document Number: 249414-003
Revision Date: June 18, 2004
Figure 31. Intel
Table 35. Intel
TXD[3:0], TX_EN, TX_ER
TX_CLK High
TXD[3:0], TX_EN, TX_ER hold from
TX_CLK High
TX_EN sampled to CRS asserted
TX_EN sampled to CRS de-asserted
TX_EN sampled to TPFO out (Tx
latency)
1. Typical values are at 25 °C and are for design aid only, not guaranteed, and not subject to production
2. BT (Bit Time) is the duration of one bit as transferred to and from the MAC and is the reciprocal of the bit
3. The TX_ER signal is not shown in the figure.
testing.
rate. 100BASE-T bit time = 10
®
®
LXT971A Transceiver 100BASE-FX Transmit Timing Parameters
LXT971A Transceiver 100BASE-FX Transmit Timing
TXD[3:0]
Parameter
TXCLK
TX_EN
TPFO
CRS
0ns
3
setup to
-8
Intel
t3
t5
s or 10 ns.
®
t2
LXT971A Single-Port 10/100 Mbps PHY Transceiver
t1
Symbol
t1
t2
t3
t4
t5
Min
12
17
22
0
5
Typ
250ns
–
–
–
–
–
t4
1
Max
5.3
20
24
–
–
Units
B3451-02
BT
BT
BT
ns
ns
2
Test Conditions
–
–
–
–
–
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