EVB9311 SMSC, EVB9311 Datasheet - Page 445
EVB9311
Manufacturer Part Number
EVB9311
Description
EVALUATION BOARD LAN9311-NU
Manufacturer
SMSC
Series
0133r
Datasheet
1.LAN9311-NU.pdf
(460 pages)
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
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Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i
15.5.2
Configuration
SYMBOL
Output Drive
t
t
t
t
odad
rstia
Strap Pins
csh
css
nRST
Reset and Configuration Strap Timing
This diagram illustrates the nRST pin timing requirements and its relation to the configuration strap
pins and output drive. Assertion of nRST is not a requirement. However, if used, it must be asserted
for the minimum period specified. Please refer to
information.
Note: Device configuration straps are latched as a result of nRST assertion. Refer to
nRST input assertion time
Configuration strap pins setup to nRST deassertion
Configuration strap pins hold after nRST deassertion
Output drive after deassertion
"Configuration Straps," on page 40
Table 15.6 nRST Reset Pin Timing Values
DESCRIPTION
Figure 15.2 nRST Reset Pin Timing
t
rstia
t
DATASHEET
css
445
for details.
t
csh
t
odad
Section 4.2, "Resets," on page 36
MIN
200
200
10
30
TYP
Revision 1.7 (06-29-10)
MAX
Section 4.2.4,
for additional
UNITS
μ S
nS
nS
nS
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