lan9221 Standard Microsystems Corp., lan9221 Datasheet - Page 15
lan9221
Manufacturer Part Number
lan9221
Description
High-performance 16-bit Non-pci 10/100 Ethernet Controller With Variable Voltage I/o
Manufacturer
Standard Microsystems Corp.
Datasheet
1.LAN9221.pdf
(151 pages)
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High-Performance 16-bit Non-PCI 10/100 Ethernet Controller with Variable Voltage I/O
Datasheet
Chapter 2 Pin Description and Configuration
SMSC LAN9221/LAN9221i
XTAL1/CLKIN**
VDDVARIO
AMDIX_EN
**DENOTES A MULTIFUNCTION PIN
NOTE: When HP Auto-MDIX is activated, the TPO+/- pins can function as TPI+/- and vice-versa
NOTE: Exposed pad (VSS) on bottom of package must be connected to ground
VDD33A
VDD33A
VDD33A
VDD18A
EXRES
XTAL2
TPO+
TPO-
TPI+
TPI-
IRQ
43
44
45
46
47
48
49
50
51
52
53
54
55
56
Figure 2.1 56-QFN Pin Configuration (Top View)
LAN9221/LAN9221i
DATASHEET
SMSC
56-QFN
(TOP VIEW)
15
VSS
Revision 2.6 (12-04-08)
28
27
26
25
24
23
22
21
20
19
18
17
16
15
D7
D8
D9
D10
VDDVARIO
D11
D12
D13
D14
D15
VDDVARIO
nCS
nWR
nRD
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