参数资料
型号: WJLXT972ALC.A4
厂商: INTEL CORP
元件分类: 网络接口
英文描述: DATACOM, ETHERNET TRANSCEIVER, PQFP64
封装: ROHS COMPLIANT, LQFP-64
文件页数: 4/97页
文件大小: 1281K
代理商: WJLXT972ALC.A4
Intel
LXT972A Single-Port 10/100 Mbps PHY Transceiver
12
Datasheet
Document Number: 249186-004
Revision Date: 25-Oct-2005
2.0
Block Diagram for Intel LXT972A Transceiver
Figure 1 is a block diagram of the LXT972A Transceiver.
The LXT972A Transceiver has on-board blocks from Optimal Signal Processing (OSP).
Figure 1. Intel LXT972A Transceiver Block Diagram
TX_EN
RX_ER
CRS
Power Supply
Management /
Mode Select
Logic
ADDR[4:0]
MDIO
MDC
TX_ER
RXDV
TPON
TPOP
TPIN
TPIP
REFCLK
VCC
GND
COL
RX_CLK
TX_CLK
TXD[3:0]
Decoder &
Descrambler
+
-
+
-
Serial-to-
Parallel
Converter
Scrambler
& Encoder
Parallel/Serial
Converter
Carrier Sense
Data Valid
Error Detect
Auto
Negotiation
Manchester
Decoder
Manchester
Encoder
10
100
10
100
Media
Select
TP
Driver
TP Out
ECL
Driver
Register
Set
Register Set
Clock
Generator
+
-
10BT
Collision
Detect
Clock
Generator
TX
P
C
S
OSP
Adaptive EQ with
Baseline Wander
Cancellation
OSP
Slicer
OSP
Pulse
Shaper
RXD[3:0]
+
-
100TX
TP In
MDDIS
TxSLEW[1:0]
RX
P
C
S
PWRDWN
JTAG
5
TDIO
TMS
TCK
TRST_L
RESET_L
MDINT_L
B3493-02
LED1/CFG1
LED3/CFG3
LED2/CFG2
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