FLLXT1000BA.C4QE000 Intel, FLLXT1000BA.C4QE000 Datasheet - Page 80

• Manufacturer Part Number: FLLXT1000BA.C4QE000
• Manufacturer: Intel

Specifications of FLLXT1000BA.C4QE000

• Lead Free Status / RoHS Status: Not Compliant

LXT1000 — Gigabit Ethernet Transceiver
4.2
80
TXD<3:0>, TX_EN, TX_ER Setup to 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 TPO out (Transmit latency)
1. Typical values are at 25 °C and are for design aid only; not guaranteed and not subject to production testing.
2. Bit Time (BT) is the duration of one bit as transferred to/from the MAC and is the reciprocal of bit rate. BT for
100BASE-T = 10
Figure 44. 100BASE-TX Transmit Timing
Table 41. GMII - 100BASE-TX Transmit Timing Parameters / 4B Mode
100BASE-TX Timing Parameters
-8
or 10 ns.
TXD<3:0>
Parameter
TXCLK
TX_EN
TPOP
CRS
t5
t3
t2
t1
Sym
t1
t2
t3
t4
t5
t4
Min
10
0
0
0
6
Typ
1
Max
16
14
Document #: 249276
4
Rev. Date: 07/20/01
Revision #: 002
Datasheet
ns
ns
BT
BT
BT
Units
2