LAN9311-NU SMSC, LAN9311-NU Datasheet - Page 451

• 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

Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i
15.5.8
SYMBOL
t
cycle
t
t
t
A[x:1], END_SEL
t
t
t
csh
asu
dsu
csl
ah
dh
nCS, nWR
PIO Write Cycle Timing
Please refer to
Note: A PIO write cycle begins when both nCS and nWR are asserted. The cycle ends when either
Write Cycle Time
nCS, nWR Assertion Time
nCS, nWR De-assertion Time
Address Setup to nCS, nWR Assertion
Address Hold Time
Data Setup to nCS, nWR De-assertion
Data Hold Time
D[15:0]
or both nCS and nWR are de-asserted. These signals may be asserted and de-asserted in any
order.
Section 8.5.8, "PIO Writes," on page 111
Table 15.12 PIO Write Cycle Timing Values
DESCRIPTION
Figure 15.8 PIO Write Cycle Timing
t
asu
DATASHEET
451
t
csl
for a functional description of this mode.
t
t
cycle
dsu
MIN
45
32
13
0
7
0
0
t
dh
t
ah
TYP
t
csh
Revision 1.7 (06-29-10)
MAX
UNITS
nS
nS
nS
nS
nS
nS
nS