WIZ550SR

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, 1×11. Support the MDI(Medium Dependent Interface). o TXN, TXP, RXN, RXP Support the UART interface. o RXD, TXD, RTS, CTS, DSR(Option), DTR(Option) o Support the RS-232C Interface. o Will be soppoted the RS-422/485 Interface. Support the Debug UART. o DEBUG RXD, DEBUG TXD Support the PHY Status Output. o Active LED, Link LED Support the STATUS output. o LOW : TCP Connect. o HIGH : TCP Diconnect. System Pins. o RESET : System Reset, Active Low. o BOOT0 : MCU BOOT mode operation, Active High. o H/W TRIG : App BOOT mode operation, Active Low. Support the Indicator LED. o Power LED(LD3). o LED 0(LD1) : o LED 1(LD2) : Support the Pin Header Hole for Firmware upload. • • • • o 2.54mm Pitch, Not Mount. Support the Pin Header Hole for SWD. o 1.27mm Pitch, Not Mount. Include eeprom for data storage. Operation Temperature : -40℃ ~ 85℃ Size : 22mm x 24mm x 13mm WIZ550SR Pin Out WIZ550SR Pin Description Ref No. Pin No. 1 Symbol 3.3V Type Description P +3.3V Input Power 2 3.3V_OUT P +3.3V Output Power. This pin is connected to the TX resistor of MDI signal and Center TAP of RJ45. 3 TXN O MDI Signal. TX Positive. 4 TXP O MDI Signal. TX Negative. 5 GND P Ground. 6 RXN I MDI Signal. RX Negative. 7 RXP I MDI Signal. RX Positive. 8 GND P Ground. 9 ACT LED O PHY Active LED J1 Ref No. Pin No. Type Description 10 LINK LED O PHY Link LED 11 GND P Ground. Pin No. Symbol Ref No. J2 Symbol Type Description 1 RXD I Data UART. Recieve Pin. 2 TXD O Data UART. Transmit Pin. 3 RTS O Data UART. Request to Send Pin. 4 CTS I Data UART. Clear to Send Pin. 5 DEBUG_RX I Debug UART. Recieve Pin. 6 DEBUG_TX O Debug UART. Transmit Pin. 7 GND P Ground. 8 BOOT0 I MCU Boot. Active High 9 nRST I Reset. Active Low 10 STATUS O Status Output. High : Disconnect. Low : Connect. 11 nH/W TRIG I App Boot. Hardware TRIG Input. Active Low WIZ550SR Block Diagram 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 Block Diagram Electrical Characteristics Operating conditions at power-up / power-down Symbol Parameter Conditions Min Max Unit VDD rise time rate TVDD 0 - VDD fall time rate us/V 20 - DC Characteristics Symbol Parameter VDD Supply voltage Pins Min Typ Max Unit 3.3V 2.97 3.3 3.6 V Symbol Parameter Pins Min Typ Max Unit VIL High level input voltage ALL 1.833 3.6 VIH Low level input voltage ALL -0.3 1.166 V VOL Low level output voltage ALL 0.4 VOH High level output voltage ALL 3.0 LOL Low level input Current Sink Current LOH High level output Current ALL Source Current IDD Supply Current 3.3V (Normal operation mode) V V V ALL -25 mA 25 mA TBD mA nRST pin Characterisrics Symbol Parameter Conditions Min Typ Max Unit VIL(nRST) NRST Input low level voltage - -0.5 - 0.8 V VIH(nRST) NRST Input high level voltage - -2 - 3.8V V - 200 - Vhys(nRST) NRST Schmitt trigger voltage hysteresis RPU Weak pull-up equivalent resistor VF(nRST) NRST Input filtered pulse VNF(nRST) NRST Input not filtered pulse - 30 40 50 - - - 300 - Power Dissipation Condition Min Typ Max Unit 100M Link - 180 - mA 10M Link - TBD - mA Un-Link (Auto-negotiation mode) - TBD - mA - mV kΩ 100 ns - ns Condition • Min Typ Max Unit 100M Transmitting - TBD - mA 10M Transmitting - TBD - mA Power Down mode - TBD - mA WIZ550SR Ref Schematic : Download WIZ550SR Schematic • • WIZ550SR V1.0 Schematic : Download(Altium) WIZ550SR V1.0 Schematic : Download(PDF) WIZ550SR BOM • WIZ550SR V1.0 BOM: Download WIZ550SR EVB Schematic • • WIZ550SR EVB V1.0 Schematic : Download(Altium) WIZ550SR EVB V1.0 Schematic : Download(PDF) WIZ550SR EVB BOM • WIZ550SR EVB V1.0 BOM : Download Dimension • WIZ550SR V1.0 3D PDF : Download