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Datasheet(Hardware Spec, Characteristics)-[EN]

WIZ550SR Datasheet#

Overview#

This page provides information about the hardware description of WIZ550SR as following:

  • Hardware Specification
  • Electrical Characteristics
  • Schematic
  • Dimension

The revision history will be updated in this page in case of any changes of hardware specification or exterior design.


Hardware Specification#

WIZ550SR#

  • Very small size Serial to Ethernet Module.
  • WIZnet TCP/IP Chip W5500.
  • STM32F103RCT6.
  • Not include a transformer and RJ45.
  • 2.00mm Pitch Pin Header Type, 1x11.
  • Support the MDI(Medium Dependent Interface).
    • TXN, TXP, RXN, RXP
  • Support the UART interface.
    • RXD, TXD, RTS, CTS, DSR(Option), DTR(Option)
    • Support the RS-232C Interface.
    • Will be soppoted the RS-422/485 Interface.
  • Support the Debug UART.
    • DEBUG RXD, DEBUG TXD
  • Support the PHY Status Output.
    • Active LED, Link LED
  • Support the STATUS output.
    • LOW : TCP Connect.
    • HIGH : TCP Diconnect.
  • System Pins.
    • RESET : System Reset, Active Low.
    • BOOT0 : MCU BOOT mode operation, Active High.
    • H/W TRIG : App BOOT mode operation, Active Low.
  • Support the Indicator LED.
    • Power LED(LD3).
    • LED 0(LD1) :
    • LED 1(LD2) :
  • Support the Pin Header Hole for Firmware upload.
    • 2.54mm Pitch, Not Mount.
  • Support the Pin Header Hole for SWD.
    • 1.27mm Pitch, Not Mount.
  • Include eeprom for data storage.
  • Operation Temperature : -40โ„ƒ ~ 85โ„ƒ
  • Size : 22mm x 24mm x 13mm

WIZ550SR Pin Out#

WIZ550SR Pin Out

WIZ550SR Pin Out

WIZ550SR Pin Description#

Ref No.Pin No.SymbolTypeDescription
J113.3VP+3.3V Input Power
:::23.3V_OUTP+3.3V Output Power.
This pin is connected to the TX resistor of MDI signal and Center TAP of RJ45.
:::3TXNOMDI Signal. TX Positive.
:::4TXPOMDI Signal. TX Negative.
:::5GNDPGround.
:::6RXNIMDI Signal. RX Negative.
:::7RXPIMDI Signal. RX Positive.
:::8GNDPGround.
:::9ACT LEDOPHY Active LED
:::10LINK LEDOPHY Link LED
:::11GNDPGround.
Ref No.Pin No.SymbolTypeDescription
J21RXDIData UART. Recieve Pin.
:::2TXDOData UART. Transmit Pin.
:::3RTSOData UART. Request to Send Pin.
:::4CTSIData UART. Clear to Send Pin.
:::5DEBUG_RXIDebug UART. Recieve Pin.
:::6DEBUG_TXODebug UART. Transmit Pin.
:::7GNDPGround.
:::8BOOT0IMCU Boot. Active High
:::9nRSTIReset. Active Low
:::10STATUSOStatus Output.
High : Disconnect.
Low : Connect.
:::11nH/W TRIGIApp Boot.
Hardware TRIG Input. Active Low

WIZ550SR Block Diagram#

WIZ550SR Block Diagram


WIZ550SR EVB#

WIZ550SR EVB

  • WIZ550SR Developer Board.
  • USB to UART chip, FT2232D.
  • RJ45 with Transformer, RB1-1D5B8K1A.
  • RESET Tact SW.
  • BOOT0 Tact SW.
  • H/W Trig Tact SW.
  • LED Indicators.
  • Micro USB.

WIZ550SR EVB Call Out#

WIZ550SR EVB Call Out

WIZ550SR EVB Block Diagram#

WIZ550SR Block Diagram


Electrical Characteristics#

Operating conditions at power-up / power-down#

SymbolParameterConditionsMinMaxUnit
TVDDVDD rise time rate-0-us/V
:::VDD fall time rate:::20-:::

DC Characteristics#

SymbolParameterPinsMinTypMaxUnit
VDDSupply voltage3.3V2.973.33.6V
VILHigh level input voltageALL1.8333.6V
VIHLow level input voltageALL-0.31.166V
VOLLow level output voltageALL0.4V
VOHHigh level output voltageALL3.0V
LOLLow level input Current
Sink Current
ALL-25mA
LOHHigh level output Current
Source Current
ALL25mA
IDDSupply Current
(Normal operation mode)
3.3VTBDmA

nRST pin Characterisrics#

SymbolParameterConditionsMinTypMaxUnit
VIL(nRST)NRST Input low level voltage--0.5-0.8V
VIH(nRST)NRST Input high level voltage--2-3.8VV
Vhys(nRST)NRST Schmitt trigger voltage hysteresis--200-mV
RPUWeak pull-up equivalent resistor-304050kฮฉ
VF(nRST)NRST Input filtered pulse---100ns
VNF(nRST)NRST Input not filtered pulse-300--ns

Power Dissipation#

ConditionMinTypMaxUnit
100M Link-180-mA
10M Link-TBD-mA
Un-Link (Auto-negotiation mode)-TBD-mA
100M Transmitting-TBD-mA
10M Transmitting-TBD-mA
Power Down mode-TBD-mA

Schematics & BOM#

Ref. Schematic#

WIZ550SR Ref Schematic

WIZ550SR BOM#

WIZ550SR EVB Schematic#

WIZ550SR EVB BOM#


Dimension#

  • WIZ550SR V1.0 3D PDF : Download
    * This PDF must be run using the 'Adobe Acrobat'.

WIZ550SR Dimension