LAN9420I-NU SMSC, LAN9420I-NU Datasheet - Page 20

• Manufacturer Part Number: LAN9420I-NU
• Description: IC ETHERNET CTRLR SGL 128VTQFP
• Manufacturer: SMSC
• Type: Single Chip MAC and PHY Controllerr

Specifications of LAN9420I-NU

• Controller Type: Ethernet Controller
• Interface: PCI
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 145mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 128-TQFP, 128-VQFP
• Product: Ethernet Controllers
• Number Of Transceivers: 1
• Standard Supported: 802.3, 802.3u
• Data Rate: 10 MB, 100 MB
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 1.6 V
• Maximum Operating Temperature: + 85 C
• Ethernet Connection Type: 10/100 Base-T
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 638-1085

Revision 1.4 (12-17-08)
NUM
PINS
NUM
PINS
15
21
17
2
1
1
1
3
Master Bias
No Connect
+1.8V Core
+1.8V PLL
+1.8V TX
+3.3V I/O
Ground
Analog
Supply
Supply
Supply
Supply
NAME
NAME
Power
Power
Power
Power
Power
Power
+3.3V
+3.3V
VDD18CORE
VDD33BIAS
VDD18PLL
VDD18TX
SYMBOL
VDD33IO
SYMBOL
VDD33A
VSS
NC
Table 2.6 Power and Ground Pins
Table 2.7 No-Connect Pins
BUFFER
BUFFER
Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface
TYPE
TYPE
DATASHEET
P
P
P
P
P
P
P
-
20
+3.3V Analog Power Supply
Refer to the LAN9420/LAN9420i application note for
connection information.
+1.8V PLL Power Supply: This pin must be connected
to VDD18CORE for proper operation.
Refer to the LAN9420/LAN9420i application note for
additional connection information.
+1.8V Transmitter Power Supply: This pin must be
connected to VDD18CORE for proper operation.
Refer to the LAN9420/LAN9420i application note for
additional connection information.
+3.3V Master Bias Power Supply
Refer to the LAN9420/LAN9420i application note for
additional connection information.
+3.3V Power Supply for I/O Pins and Internal
Regulator
Refer to the LAN9420/LAN9420i application note for
additional connection information.
Common Ground for I/O Pins, Core, and Analog
Circuitry
Digital Core +1.8V Power Supply Output from
Internal Regulator
Refer to the LAN9420/LAN9420i application note for
additional connection information.
No Connect: These pins must be left floating for
normal device operation.
DESCRIPTION
DESCRIPTION
SMSC LAN9420/LAN9420i
Datasheet