LAN9303-ABZJ Standard Microsystems (SMSC), LAN9303-ABZJ Datasheet - Page 52
![no-image](/images/manufacturer_photos/0/6/632/standard_microsystems__smsc__sml.jpg)
LAN9303-ABZJ
Manufacturer Part Number
LAN9303-ABZJ
Description
Manufacturer
Standard Microsystems (SMSC)
Datasheet
1.LAN9303-ABZJ.pdf
(367 pages)
Specifications of LAN9303-ABZJ
Number Of Primary Switch Ports
3
Operating Supply Voltage (typ)
3.3V
Fiber Support
No
Power Supply Type
Analog
Data Rate (typ)
10/100Mbps
Vlan Support
Yes
Operating Temperature (max)
70C
Operating Temperature (min)
0C
Mounting
Surface Mount
Jtag Support
No
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Operating Temperature Classification
Commercial
Data Rate
100Mbps
Lead Free Status / RoHS Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LAN9303-ABZJ
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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Revision 1.4 (07-07-10)
4.2.4.2
STRAP NAME
manual_FC_strap_0
SQE_test_disable_strap_0
mngt_mode_strap[1:0]
eeprom_size_strap
STRAP NAME
Hard-Straps
Hard-straps are latched upon Power-On Reset (POR) or pin reset (nRST) only. Unlike soft-straps,
hard-straps always have an associated pin and cannot be overridden by the EEPROM Loader. These
straps are used as either direct configuration values or as register defaults.
all hard-straps and their associated pins. These straps, along with their pin assignments are also
defined in
Table 4.2 Soft-Strap Configuration Strap Definitions (continued)
Chapter 3, "Pin Description and Configuration," on page
Table 4.3 Hard-Strap Configuration Strap Definitions
DESCRIPTION
Port 0 (External MII) Manual Flow Control Enable Strap:
This strap affects the default value of the following register
bits:
Refer to the respective register definition sections for
additional information.
Note:
SQE Heartbeat Disable Strap: Configures the default
value of the
Control/Status Register
(VPHY_SPECIAL_CONTROL_STATUS)
mode. It is not used in RMII PHY or MII MAC modes.
Serial Management Mode Strap: Configures the default
serial management mode.
00 = RESERVED
01 = SMI Managed Mode
10 = I
11 = RESERVED
Refer to
additional information on the various modes of the device.
EEPROM Size Strap: Configures the EEPROM size range
as specified in
Controller," on page
Port 0 Full-Duplex Manual Flow Control Select
(MANUAL_FC_0)
Register (MANUAL_FC_0)
Asymmetric Pause
Virtual PHY Auto-Negotiation Advertisement Register
(VPHY_AN_ADV)
2
C Managed Mode
Section 2.3, "Modes of Operation," on page 19
In MAC mode, this strap is not used. In this mode,
the Virtual PHY is not applicable, and full-duplex
flow control must be controlled manually by the
host, based upon the external PHYs Auto-
negotiation results.
Small Form Factor Three Port 10/100 Managed Ethernet Switch with Single MII/RMII/Turbo MII
SQEOFF
Section 8.3, "I2C Master EEPROM
DATASHEET
bit in the
107.
and
DESCRIPTION
bit of the
52
Symmetric Pause
Port 0 Manual Flow Control
Virtual PHY Special
when in MII PHY
bits of the
23.
for
Table 4.3
SMSC LAN9303/LAN9303i
PIN / DEFAULT
VALUE
0b
0b
MNGT1_LED4P :
MNGT0_LED3P
E2PSIZE_LED2P
provides a list of
Note 4.1
Note 4.1
PIN(S)
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