LAN9311-NZW SMSC, LAN9311-NZW Datasheet - Page 4

• Manufacturer Part Number: LAN9311-NZW
• Description: Ethernet ICs Two Port 10/100 Ethernet Switch
• Manufacturer: SMSC
• Type: Two Port Managed Ethernet Switchr

Specifications of LAN9311-NZW

• Ethernet Connection Type: 10 Base-T, 100 Base-TX
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Product: Ethernet Switches
• Number Of Transceivers: 1
• Standard Supported: 802.3, 802.3u
• Data Rate: 10 Mbps, 100 Mbps
• Supply Voltage (max): 3.3 V
• Supply Voltage (min): 0 V
• Maximum Operating Temperature: + 70 C
• Package / Case: TQFP-100
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

System Level Block Diagram
Internal Block Diagram
Revision 1.7 (06-29-10)
To Ethernet
To Ethernet
To Ethernet
To Ethernet
Magnetics
Magnetics
Clock & Events
10/100
10/100
Figure 1 System Level Block Diagram Utilizing the LAN9311/LAN9311i
PHY
PHY
IEEE 1588
Time Stamp
Time Stamp
IEEE 1588
IEEE 1588
Figure 2 LAN9311/LAN9311i Internal Block Diagram
GPIOs/LEDs
(optional)
10/100
10/100
(Timers,GPIOs,LEDs,IRQ)
MAC
MAC
Secondary Functions
LAN9311/LAN9311i
Switch Fabric
PRODUCT PREVIEW
25MHz Crystal
External
4
Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Time Stamp
IEEE 1588
I
2
C/Microwire
EEPROM Controller
Host Bus Interface
Microwire (master)
I
2
C (master)
Host Bus
Host MAC
Interface
LAN9311/LAN9311i
EEPROM
(optional)
Microwire
Host Bus
16-bit
I
2
C /
SMSC LAN9311/LAN9311i
Microprocessor/
Microcontroller
Peripherals
Memory
System
System
To CPU
To optional
EEPROM