rtl8100l Realtek Semiconductor Corporation, rtl8100l Datasheet - Page 44

• Manufacturer Part Number: rtl8100l
• Description: Fast Ethernet Controller
• Manufacturer: Realtek Semiconductor Corporation

8. Block Diagram
2001-11-9
RXC 25M
TXC 25M
Interface
Interface
RXD
TXD
MII
PCI
Transceiver
PHY
half/full
Switch
10/100
Logic
MAC
Parrallel
Serial to
RXC10
RXD10
TXC10
TXD10
to NRZI
MLT-3
10M
100M
Parrallel
to Serial
Data Recovery
Manchester coded
5B
4B
Encoder
ck
Decoder
data
Correction
waveform
Baseline
wander
4B
5B
Variable Current
FIFO
Interrupt
10/100M Auto-negotiation
Control
Logic
Power Control Logic
Slave
PLL
Control Logic
TD+
Comparator
3 Level
Alignment
44
Data
Early Interrupt
Early Interrupt
Control Logic
Control
Voltage
Threshold
EEPROM
Register
Interface
Control
FIFO
Logic
Scrambler
10M Output waveform
Receive low pass filter
3 Level
Driver
Equalizer
Adaptive
shaping
Detect
Master
25M
Peak
Descrambler
PPL
LED Driver
Link pulse
Transmit/
Interface
Receive
Logic
RXC 25M
TXC 25M
RXD
TXD
Interface
MII
RTL8100B(L)
TXO+
TXO -
RXIN+
RXIN-
Rev.1.41