LAN9420I-NU Standard Microsystems (SMSC), LAN9420I-NU Datasheet - Page 164

• Manufacturer Part Number: LAN9420I-NU
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LAN9420I-NU

• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 128
• Lead Free Status / RoHS Status: Compliant

Revision 1.4 (12-17-08)
t
SYMBOL
t
val(nREQ)
su(nGNT)
t
t
rst-clk
rst-off
t
t
t
t
t
t
val
on
off
rst
su
h
Note: PCI signal timing is specified with loads detailed in Section 4.2.3.2 of the PCI Local Bus
Note 5.15 nREQ and nGNT are point-to-point signals and have different timing characteristics than
Note 5.16 PCInRST is asserted and deasserted asynchronously with respect to the PCICLK signal.
PCICLK to signal valid delay - bussed signals
PCICLK to nREQ signal valid delay
Float to active delay
Active to float delay
Input setup time to PCICLK - bussed signals
nGNT input setup time to PCICLK
Input hold time from PCICLK
PCInRST active time after power stable
(Note
PCInRST active time after PCICLK stable
(Note
Rest active to output float delay
Specification, Rev. 3.0.
5.16)
5.16)
bussed signals. All other signals are bussed.
DESCRIPTION
Table 5.11 PCI I/O Timing Values
Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface
DATASHEET
(Note
(Note
(Note
5.16)
164
5.15)
5.15)
MIN
100
10
2
2
2
7
0
1
TYP
SMSC LAN9420/LAN9420i
MAX
11
12
28
40
Datasheet
UNITS
ms
ns
ns
ns
ns
ns
ns
ns
us
ns