LAN9311-NU SMSC, LAN9311-NU Datasheet - Page 452

• Manufacturer Part Number: LAN9311-NU
• Description: IC ETHER SW 2PRT 16BIT 128-VTQFP
• Manufacturer: SMSC
• Type: Two Port Managed Ethernet Switchr

Specifications of LAN9311-NU

• Controller Type: Ethernet Switch Controller
• Interface: Serial EEPROM
• Voltage - Supply: 3.3V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 128-TQFP, 128-VQFP
• Product: Ethernet Switches
• Number Of Transceivers: 1
• Standard Supported: 802.3, 802.3u
• Data Rate: 10 MB, 100 MB
• Supply Voltage (max): 3.3 V
• Supply Voltage (min): 0 V
• Maximum Operating Temperature: + 70 C
• Ethernet Connection Type: 10 Base-T, 100 Base-TX
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• For Use With: 638-1076 - EVALUATION BOARD LAN9311-NU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 638-1075

Revision 1.7 (06-29-10)
15.5.9
SYMBOL
t
cycle
t
t
t
t
t
t
csh
asu
dsu
csl
ah
dh
A[2:1], END_SEL
TX Data FIFO Direct PIO Write Cycle Timing
Please refer to
description of this mode.
FIFO_SEL
Note: A TX Data FIFO direct PIO write cycle begins when both nCS and nWR are asserted. The
nCS, nWR
Write Cycle Time
nCS, nWER Assertion Time
nCS, nWR De-assertion Time
Address, FIFO_SEL Setup to nCS, nWR Assertion
Address, FIFO_SEL Hold Time
Data Setup to nCS, nWR De-assertion
Data Hold Time
D[15:0]
cycle ends when either or both nCS and nWR are de-asserted. They may be asserted and de-
asserted in any order.
Table 15.13 TX Data FIFO Direct PIO Write Cycle Timing Values
Figure 15.9 TX Data FIFO Direct PIO Write Cycle Timing
Section 8.5.9, "TX Data FIFO Direct PIO Writes," on page 112
DESCRIPTION
t
asu
DATASHEET
452
Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
t
csl
t
t
cycle
dsu
MIN
45
32
13
7
0
0
0
t
dh
t
ah
TYP
t
csh
SMSC LAN9311/LAN9311i
MAX
for a functional
Datasheet
UNITS
nS
nS
nS
nS
nS
nS
nS