qmaw的部落格

W5100

W5200

W5500

最大同時Socket數

4

8

8

封裝方式
(如果產品要賣往歐盟，可能要注意RoHS問題)

80 Pin LQFP

48 Pin QFN

48 Pin LQFP

製程

0.18um CMOS

Tx/Rx Buffer
(Tx+Rx)

16KB

32KB

32KB

工作電壓

3.3V (5V tolerance)

3.3V (5V tolerance)

3.3V (5V tolerance)

IPv4 ARP

O

O

O

Multi-function LED outputs
(TX, RX, Full/Half duplex, Collision, Link, Speed)

O

O

O

TCP

O

O

O

UDP

O

O

O

ICMP

O

O

O

IGMP v1

O

O

O

IGMP v2

O

O

O

PPPoE

O

O

O

Ethernet

O

O

O

IP Fragmentation

X

X

X

Auto-Negotiation

O

O

O

Auto MDI/MDIX

O

O

O

電源Pin腳(#)

W5100

W5200

W5500

VCC3V3A

2

11,15,23

4, 8, 11, 15,17,21

VCC3V3D

12,18,44

27,47

28

VCC1V8A

7, 74

N/A

N/A

VCC1V8D

15, 16, 33, 69

8, 25

N/A

GNDA

4,10,77

13, 19, 22, 24

3, 9, 14, 16, 19, 48

GNDD

13, 14, 17, 32, 43, 68

9, 10, 26, 28, 48

29

V18
(Output腳，專門供電給W5x00 IC上的1V8A & D)

11

14

N/A

V12
(Output腳，但沒找到說明，難道是和VBG搭配?)

N/A

N/A

22

VBG
(Band Gap Output Voltage. This pin will be measured as 1.2V at 25 °C . It must be left floating.)

N/A

N/A

18