LAN9220-ABZJ Standard Microsystems (SMSC), LAN9220-ABZJ Datasheet - Page 20

• Manufacturer Part Number: LAN9220-ABZJ
• Description: 10/100 NON-PCI ETHERNET CONTROLLER
• Manufacturer: Standard Microsystems (SMSC)

Specifications of LAN9220-ABZJ

• Operating Supply Voltage (typ): 1.8/3.3V
• Operating Supply Voltage (max): 3.6V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 56
• Lead Free Status / RoHS Status: Compliant

Revision 2.7 (03-15-10)
2.2
NUM
PIN
10
12
13
14
11
1
2
3
4
5
6
7
8
9
GPIO0/nLED1
GPIO1/nLED2
GPIO2/nLED3
VDD18CORE
VDD33REG
PIN NAME
FIFO_SEL
As detailed in
dependant on the operating voltage. Usage of recommended pull-up/pull-down resistor values is
required to ensure proper operation.
External Pull-Up/Pull-Down Resistors
TEST
A7
A6
A5
A4
A3
A2
A1
3.3V +/- 300mV
I/O VOLTAGE
1.8V +/- 10%
2.5 +/- 10%
Table
Table 2.6 External Pull-Up/Pull-Down Resistor Values
NUM
PIN
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Table 2.5 56-QFN Package Pin Assignments
2.6, when using an external pull-up or pull-down resistor, the required value is
MUST BE CONNECTED TO VSS
VDDVARIO
VDDVARIO
PIN NAME
16-bit Non-PCI Small Form Factor 10/100 Ethernet Controller with Variable Voltage I/O & HP Auto-MDIX Support
nWR
nRD
nCS
D15
D14
D13
D12
D10
D11
D9
D8
D7
DATASHEET
EXPOSED PAD
20
NUM
PULL-UP/PULL-DOWN RESISTOR VALUE (OHMS)
PIN
29
30
31
32
34
35
36
37
40
41
42
33
38
39
EECLK/GPO4
VDD18CORE
EEDIO/GPO3
VDDVARIO
PIN NAME
nRESET
EECS
PME
D6
D5
D4
D3
D2
D1
D0
7.5K
4.7K
10K
NUM
PIN
43
44
45
46
47
48
49
50
51
52
53
54
55
56
XTAL1/CLKIN
AMDIX_EN
VDDVARIO
PIN NAME
VDD33A
VDD33A
VDD33A
VDD18A
EXRES
XTAL2
TPO+
TPO-
TPI+
SMSC LAN9220
TPI-
IRQ
Datasheet