WIZ810MJ

WIZ810MJ is the network module that includes W5100 (TCP/IP, MAC & PHY) & MAG-JACK (RJ45 with X’FMR) with other glue logics. It can be used as a component and no effort is required to interface W5100 & MAG Jack. The WIZ810MJ is an ideal option for users who want to develop their Internet enabling systems rapidly.

Built-in W5100

Support hardwired TCP/IP (4 sockets) · 16KB socket buffers

ioModule Form Factor

Support two 2×14, 2.0mm header

BUS & SPI

Support 8-bit parallel BUS and SPI (MODE 0/3)

Ethernet MACPHY

Support 10BaseT/10BaseTe/100BaseTX Ethernet MACPHY

Datasheet

Docs

Store

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Key Features

Internet Protocols

Support TCP, UDP, IPv4, ICMP, ARP, IGMPv1/v2, PPPoE

Integrated RJ-45 (MagJack)

Support transformer & Link/Act LEDs built-in

Dedicated TX/RX Buffers

Support 16KB configurable allocation for stable throughput

3.3V -40℃ to 85℃

Pin Information

JP1

Pin	Type	Name	Description
1	P	3V3D	3.3 V Power
2	O	INTn	Interrupt output (active low)
3	I	WRn	Write Strobe
4	I	RDn	Read Strobe
5	I	CSn	W5100 Chip select (active low)
6	I	NC	No connect
7	I/O	SCLK/A14	SPI : Clock input BUS : A14
8	P	GND	Ground
9	I/O	MOSI/A12	SPI : Master-Out / Slave-In BUS : A12
10	I/O	SCSn/A13	SPI : Chip select (active low) BUS : A13
11	I/O	A10	BUS : A10
12	I/O	MISO/A11	SPI : Master-In / Slave-Out BUS : A11
13	P	GND	Ground
14	I/O	A9	BUS : A9
15	I/O	A8	BUS : A8
16	I/O	A7	BUS : A7
17	I/O	A6	BUS : A6
18	I/O	A5	BUS : A5
19	I/O	A4	BUS : A4
20	I/O	A3	BUS : A3
21	I/O	A2	BUS : A2
22	I/O	A1	BUS : A1
23	I/O	A0	BUS : A0
24	P	GND	Ground
25	I	NC	No connect
26	I	NC	No connect
27	I	NC	No connect
28	I	NC	No connect

JP2

Pin	Type	Name	Description
1	P	GND	Ground
2	I	RSTn	Hardware reset (active low, ≥ 1 µs)
3	I	NC	No connect
4	P	GND	Ground
5	I	NC	No connect
6	O	COL_LED	Collision LED (active low)
7	P	GND	Ground
8	O	TX_LED	Transmit activity LED (active low)
9	I	SPI_EN	SPI EN High : SPI Mode Enable Low : SPI Mode Disable
10	O	RX_LED	Receive activity LED (active low)
11	O	FDX_LED	Full duplex LED (active low)
12	O	LINK_LED	Link LED (active low)
13	P	GND	Ground
14	P	GND	Ground
15	I/O	D1	BUS : D1
16	I/O	D0	BUS : D0
17	I/O	D3	BUS : D3
18	I/O	D2	BUS : D2
19	I/O	D5	BUS : D5
20	I/O	D4	BUS : D4
21	I/O	D7	BUS : D7
22	I/O	D6	BUS : D6
23	P	GND	Ground
24	P	3V3D	3.3 V Power
25	I	NC	No connect
26	I	NC	No connect
27	I	NC	No connect
28	I	NC	No connect

Features

Plug-in Ethernet module integrating W5100 chip, transformer, and RJ45
No external hardware design needed for transformer or PHY
Fast evaluation of W5100 and MCU on target board
Supports MCU BUS and high-speed SPI interface
Supports 4 independent hardware sockets
Operating temperature: −40 °C to +85 °C
Compact and easy-to-use form factor

Electrical Characteristics

DC Characteristics

Symbol	Parameter	Min	Typ	Max	Unit
V_DD	Supply voltage	2.97	3.3	3.6	V
V_IH	High-level input	2.0	–	5.5	V
V_IL	Low-level input	–0.3	–	0.8	V
V_OH	High-level output	2.4	3.3	–	V
V_OL	Low-level output	0.0	–	0.4	V

Power Dissipation

Condition	Typ	Unit
100M Link	TBD	mA
10M Link	TBD	mA
Power Down Mode	TBD	mA

Documentation

Name	Description	Notes
Datasheet	Technical specifications for WIZ810MJ	WIZ810MJ Datasheet v1.3	WIZ810MJ Datasheet v1.3
Comparison Table	Comparison Table with WIZ810MJ, WIZ811MJ, WIZ812MJ	Comparison Table	Comparison Table