LAN9303MI-AKZE SMSC, LAN9303MI-AKZE Datasheet - Page 4

• Manufacturer Part Number: LAN9303MI-AKZE
• Description: Ethernet ICs 3 Port Ethernet Switch Dual MRT
• Manufacturer: SMSC

Specifications of LAN9303MI-AKZE

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Block Diagram
Turbo MII to MAC
PHY or MII/RMII/
MII/Turbo MII to
Ethernet
Ethernet
LAN9303DM/
LAN9303DMi
10/100
10/100
Mux/
PHY
Registers
Data
Path
PHY
Registers
MII
MII
Mode Configuration
Straps
MDIO
MII
MII
MDIO
To optional GPIOs/LEDs
10/100
10/100
GPIO/LED
Controller
MAC
MAC
Buffer Manager
Switch Engine
Controller
Switch Fabric
Interrupt
System
IRQ
Search
Engine
Buffers
25MHz Crystal
Frame
Reset/PME
Figure 1 Internal Block Diagram
Controller
External
System
Clocks/
Registers
(CSRs)
10/100
Switch
MAC
GP Timer
Free-Run
Clk
Mode Configuration
Registers
System
(CSRs)
Data
Path
Straps
MII
MII/Turbo MII to PHY or
MII/RMII/Turbo MII to MAC
Register
Access
MUX
EEPROM Controller
PHY Management
EEPROM Loader
Virtual PHY
Interface (PMI)
SMI (slave)
Controller
I
Controller
2
I
2
C (master)
C Slave
Registers
MDIO
MDIO
MDIO
Mode
MUX
MII
I
2
C
MDIO
To optional SMI Master
Mode Configuration
Straps
To optional EEPROM
(via I
To optional CPU
serial management
(via I
2
2
C master)
C slave)