FLLXT1000BA.C4QE000 Intel, FLLXT1000BA.C4QE000 Datasheet - Page 46

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

Specifications of FLLXT1000BA.C4QE000

• Lead Free Status / RoHS Status: Not Compliant

LXT1000 — Gigabit Ethernet Transceiver
2.5
2.5.1
46
GTX_CLK
TX_CLK
TX_CLK
RX_CLK
RX_CLK
XI
Figure 17. Link Speed and Corresponding Clock Frequency Changes
2. The crystal clock (XI) and the GTX_CLK are continuous. Both are input signals.
1000 Mbps Operation
Introduction
Figure 18
the internal functional blocks shown in the diagram.
A following sections describes the various Gigabit transmit and receive operations from the point
of view of the MAC. These operations include normal transmit/receive, false carrier and collision
detection, and carrier extension/packet concatenation with/without errors. (Refer to
Operations” on page
100BASE-T
Link Up
Gigabit
125 MHz
25 MHz
25 MHz
25 MHz
provides an overview of 1000BASE-T functions, followed by discussion and review of
51.)
125 MHz Continuous
25 MHz Continuous
Auto Negotiation
Link Down
Auto Negotiation
2.5 MHz
2.5 MHz
2.5 MHz
2.5 MHz
10BASE-T (Serial Mode)
10BASE-T (MII)
Link Up
10 MHz
10 MHz
2.5 MHz
2.5 MHz
Document #: 249276
Rev. Date: 07/20/01
“Supported
Revision #: 002
Datasheet