EVB9311 SMSC, EVB9311 Datasheet - Page 18

• Manufacturer Part Number: EVB9311
• Description: EVALUATION BOARD LAN9311-NU
• Manufacturer: SMSC
• Series: 0133r

Specifications of EVB9311

• Main Purpose: Interface, Ethernet
• Embedded: No
• Utilized Ic / Part: LAN9311
• Primary Attributes: 2 Ports, 100BASE-TX/10BASE-T, Managed
• Secondary Attributes: 2 PHYs with HP Auto-MDIX, Auto- Flow Control, 32-bit CRC, MDI/MDI-X
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1076

Revision 1.7 (06-29-10)
1.2
BUFFER TYPE
OCLK
OD12
ICLK
OD8
O12
AIO
AO
O8
PU
PD
IS
AI
P
Table 1.1
on page 26
Buffer Types
describes the pin buffer type notation used in
Schmitt-triggered Input
Output with 8mA sink and 8mA source
Open-drain output with 8mA sink
Output with 12mA sink and 12mA source
Open-drain output with 12mA sink
50uA (typical) internal pull-up. Unless otherwise noted in the pin description, internal pull-
ups are always enabled.
Note:
50uA (typical) internal pull-down. Unless otherwise noted in the pin description, internal
pull-downs are always enabled.
Note:
Analog input
Analog output
Analog bi-directional
Crystal oscillator input pin
Crystal oscillator output pin
Power pin
and throughout this document.
internal resistors to drive signals external to the LAN9311/LAN9311i. When
connected to a load that must be pulled high, an external resistor must be added.
on internal resistors to drive signals external to the LAN9311/LAN9311i. When
connected to a load that must be pulled low, an external resistor must be added.
Internal pull-up resistors prevent unconnected inputs from floating. Do not rely on
Internal pull-down resistors prevent unconnected inputs from floating. Do not rely
Table 1.1 Buffer Types
DATASHEET
18
Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
DESCRIPTION
Chapter 3, "Pin Description and Configuration,"
SMSC LAN9311/LAN9311i
Datasheet