W5100 WIZnet, W5100 Datasheet - Page 10

• Manufacturer Part Number: W5100
• Description: Ethernet ICs 3-IN-1 ENET CONTR TCP/IP+MAC+PHY
• Manufacturer: WIZnet

Specifications of W5100

• Rohs: yes
• Product: Ethernet Controllers
• Data Rate: 10 Mb/s, 100 Mb/s
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 3 V
• Maximum Operating Temperature: + 80 C
• Package / Case: LQFP-80
• Ethernet Connection Type: 10Base-T, 100Base-TX
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Standard Supported: 802.3, 802.3u

© Copyright 2009-2010 WIZnet Co., Inc. All rights reserved.
1.2 PHY Signals
OPMODE2-0
RSET_BG
SCLK
MOSI
MISO
/SCS
Symbol
TXON
TXOP
RXIN
RXIP
O
I
I
I
Type
O
O
O
I
I
I
30
29
28
27
Pin No
65, 64,
63
5
6
8
9
1
If you don‟t use SPI mode, then you tied this signal to
„0‟.
SPI CLOCK
This pin is used to SPI Clock signal Pin.
SPI SLAVE SELECT
This pin is used to SPI Slave Select signal Pin. This pin is
active low
SPI MASTER OUT SLAVE IN
This pin is used to SPI MOSI signal pin.
SPI MASTER IN SLAVE OUT
This pin is used to SPI MISO signal pin.
High = SPI Mode Enable
RXIP/RXIN Signal Pair
The differential data from the media is received on
the RXIP/RXIN signal pair.
TXOP/TXON Signal Pair
The differential data is transmitted to the media on
the TXOP/TXIN signal pair.
PHY Off-chip resistor
Connect a resistor of 12.3 ㏀±1% to the ground.
Refer to the “Reference schematic”.
OPERATION CONTROL MODE
[2:0]
000
001
010
011
100
101
110
111
Description
Auto-negotiation enable with all capabilities
Auto-negotiation with 100 BASE- X FDX/HDX ability
Auto-negotiation with 10 BASE-T FDX/HDX ability
Reserved
Manual selection of 100 BASE-TX FDX
Manual selection of 100 BASE-TX HDX
Manual selection of 10 BASE-T FDX
Manual selection of 10 BASE-T HDX
Description
10