LAN91C111-NU Standard Microsystems (SMSC), LAN91C111-NU Datasheet - Page 12

• Manufacturer Part Number: LAN91C111-NU
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LAN91C111-NU

• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3.135V
• Operating Supply Voltage (max): 3.465V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 128
• Lead Free Status / RoHS Status: Compliant

Revision 1.91 (06-01-09)
Address
Control
Data
Interface
8-32 bit
INTERFACE
Bus
Unit
EEPROM
The diagram shown in
Generic Embedded. The Host interface is an 8, 16 or 32 bit wide address / data bus with extensions
for 32, 16 and 8 bit embedded RISC and ARM processors.
The figure shown next page describes the SMSC LAN91C111 functional blocks required to integrate
a 10/100 Ethernet Physical layer framer to the internal MAC.
Control
FIFO
FIFO
WR
RD
Control
Dynamically
Arbiter
Allocated
Control
8K Byte
SRAM
Figure 3.2
MMU
Figure 3.2 Block Diagram
Control
DATASHEET
32-bit Data
32-bit Data
describes the supported Host interfaces, which include ISA or
Pointer
TX/RX
FIFO
12
DMA
Control
TX Data
RX Data
10/100 Non-PCI Ethernet Single Chip MAC + PHY
Ethernet
Protocol
Handler
(EPH)
RXD[0-3]
TXD[0-3]
MII
Control
SMSC LAN91C111 REV C
10/100
PHY
Datasheet
TPO
TPI