STE10A Datasheet, PDF (4/82 Pages) STMicroelectronics – PCI 10/100 Ethernet controller with integrated PHY (3.3V)

Overview
1
Overview
STE10/100A
1.1
Block diagrams
Figure 1. STE10/100A block diagram
Flow
control
DMA
Tx FiFo
Rx FiFo
EMI
Manchester
encoder
10 TX filter
4B/5B
Scrambler
Auto-negociation
5B/4B
Descrambler
100 clock
recovery
Manchester
decoder
Transmitter
25MHz
Base line
restore
125MHz
TX freq. synth.
20MHz
Adaptive
equalization
Link polarity
10 clock
recovery
PC00347
Figure 2. STE10/100A system diagram
Serial EEPROM
Boot ROM
PCI
interface
STE10/100A
Xfmr
Medium
LEDs
25MHz crystal
PC00348
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