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products:wiz750sr:datasheet:start

WIZ750SR Datasheet

Supported Languages

  • English only


Hardware Specification

Product Spec Table

Category Description
MCU ARM
Cortex-M0
Core
W7500P
PHY Included
48Mhz maximum frequency
Internal 8Mhz RC Oscillator
Flash: 128KB
Large flexible-size SRAM buffer for various User Application
- Min 16KB available if full 32KB socket buffer used
- Max 48KB available if no socket buffer used
ROM for boot code: 6 KB
Hardwired
TCP/IP
Core
8 independent Sockets
SRAM for socket: 32KB
MII (Medium-Independent Interface)
TCP/IP Protocols: TCP, UDP, ICMP, IPv4, ARP, IGMP, PPPoE
PHY IC+(IP101G) PHY
Auto negotiation (Full-duplex and Half-duplex)
Auto MDI/MDIX
Serial Interface WIZ750SR-TTL: TTL Version
WIZ750SR-232: 232 Version
WIZ750SR-422/485: 422/485 Version
Signal TXD, RXD, RTS, CTS, GND
Parameters Parity: None, Odd, Even
Data bits: 7, 8 bit
Flow control: None, RTS / CTS, XON / XOFF
Speed Up to 460Kbps
Dimension 45mm x 30mm ( PCB board size )
48mm x 30mm x 18mm ( Include part size )
Connector type 2.54mm Pitch 6×2 Pin-header(Data Line)
2.54mm Pitch 1×6 Pin-header(ISP)
2.54mm Pitch 1×6 Pin-header(Expansion GPIO & app_boot)
1.27mm Pitch 1×5 Pin-header (JTAG)
Input Voltage DC 3.3V
Temperature 0℃ ~ 70℃ (Operation), -40℃ ~ 85℃ (Storage range)

Callout

Rev1.0/Rev1.1

TOP BOTTOM

Rev1.2

TOP BOTTOM
  • WIZ750SR Rev1.2 has erased Watchdog IC and J5 connector and added POR(MIC811SUY) IC for stable operation.

WIZ750SR Pinout

Rev1.1 Rev1.2

Product Comparison Table

Specification WIZ750SR-TTL WIZ750SR-232 WIZ750SR-485
(RS-422)
WIZ750SR-485
(RS-485)
Operation mode Single-Ended Single-Ended Differential
Communication Method Full Duplex Full Duplex Full Duplex Half Duplex
Transceiver N/A (Resistor) RS-232C RS-422/485 RS-422/485

WIZ750SR-TTL

  • Feature
    • This Product operates with WIZ750SR-TTL/232 EVB Board.
    • Caution) This product doesn't have any RS-232C & RS-422/485 Transceivers on it.

WIZ750SR-232

  • Feature
    • This Product operates with WIZ750SR-TTL/232 EVB Board.

WIZ750SR-485

  • Feature
    • This Product operates with WIZ750SR-422/485 EVB Board.

WIZ750SR-EVB

  • WIZ750SR Developer Board.
  • USB to UART chip, CP2104.
  • RESET Tact SW.
  • BOOT0 Slide SW.
  • H/W Trig Slide SW.
  • Expansion GPIO TEST (Digital / Analog)
  • Micro USB.
  • WIZ750SR-EVB (TTL/232)
    • RS-232C Connector, D-SUB9-MALE.
  • WIZ750SR-EVB (422/485)
    • RS-422/485 Connector, ECH381R.

TTL / RS232 Version

<WIZ750SR EVB TTL/RS232 Call Out>
<WIZ750SR EVB TTL/RS232 Block Diagram>

RS422 / RS485 Version

<WIZ750SR EVB RS422/485 Call Out>
<WIZ750SR EVB RS422/485 Block Diagram>

Schematic

WIZ750SR

H/W version Type Filetype Download Link Remarks
1.0 TTL
RS-232
RS-485
Altium Download -
PDF Download -
1.1 Altium Download -
PDF Download
1.2 Altium Download Latest version H/W
PDF Download

WIZ750SR-EVB

H/W version Type Filetype Download Link Remarks
1.0 TTL
RS-232
Altium Download Latest version H/W
PDF Download
RS-422
RS-485
Altium Download
PDF Download

Part list

WIZ750SR

H/W version Type Filetype Download Link Remarks
1.0 TTL Excel Download -
PDF Download
RS-232 Excel Download
PDF Download
RS-485 Excel Download
PDF Download
1.1 TTL Excel Download -
PDF Download
RS-232 Excel Download
PDF Download
RS-485 Excel Download
PDF Download
1.2 TTL Excel Download Latest version H/W
PDF Download
RS-232 Excel Download
PDF Download
RS-485 Excel Download
PDF Download

WIZ750SR-EVB

H/W version Type Filetype Download Link Remarks
1.0 TTL Excel Download BOM version 1.0
PDF Download
RS-232 Excel Download
PDF Download
RS-485 Excel Download
PDF Download
1.0 TTL Excel Download BOM version 1.1
Latest version H/W
PDF Download
RS-232 Excel Download
PDF Download
RS-485 Excel Download
PDF Download

Electrical Characteristics

Operating Conditions

Symbol Parameter Pins Min Typ Max Unit
Vcc Operating Voltage 3.3V 3.135 3.3 3.465 V
Vss Ground ALL 0 50 mV
fFCLK Internal CPU clock frequency ALL 0 - 48 MHz
Tstg Storage Temperature (max) ALL -40 85
TA Ambient operating temperature ALL -40 85
VIO I/O Signal voltage (Tolerance) ALL Vss-0.3 3.3 5 V
VIH Input high voltage ALL 2.5 V
VIL Input low voltage ALL 0.6 V
VOH Output high voltage
(High driving strength Current load = 6mA)
(Low driving strength Current load = 3mA)
ALL 2.83 V
VOL Output high voltage
(High driving strength Current load = 6mA)
(Low driving strength Current load = 3mA)
ALL 0.32 V

Flash Memory

Symbol Parameter Min Unit
NEND Sector Endurance 10,000 Cycles
TDR Data Retention 10 Years

EEPROM

Symbol Parameter Min Unit
NEND Sector Endurance 1M Cycles
TDR Data Retention 200 Years

Ethernet Power Dissipation

WIZ750SR-TTL

Condition Min Typ Max Tol Unit
100M Link - 67 - ±3 mA
10M Link - 52 - mA
Unlink (Auto-negotiation mode) 45 50 57 ±3 mA
100M Transmitting - 74 - ±3 mA
10M Transmitting - 62 - mA

WIZ750SR-RS232

Condition Min Typ Max Tol Unit
100M Link - 72 - ±3 mA
10M Link - 57 - mA
Unlink (Auto-negotiation mode) 46 54 61 ±3 mA
100M Transmitting - 79 - ±3 mA
10M Transmitting - 61 - mA

WIZ750SR-RS422/485

Condition Min Typ Max Tol Unit
100M Link - 95 - ±3 mA
10M Link - 80 - mA
Unlink (Auto-negotiation mode) 74 79 85 ±3 mA
100M Transmitting - 102 - ±3 mA
10M Transmitting - 83 - mA

WIZ750SR Connector Specification

6x2 Data Pin Connector

TTL/RS-232

Pin Number Signal Description
1 VCC System Power input (3.3V)
2 VCC System Power input (3.3V)
3 U_RXD0 Receive Data (TTL : 3.3V)
4 nRESET System Reset signal (Active Low)
5 U_RTS0 Request To Send (TTL : 3.3V)
6 U_DTR0
PHY LINK
Data Terminal Ready (TTL : 3.3V)
PHY Link status check signal
7 U_TXD0 Transmit Data (TTL : 3.3V)
8 U_DSR0
TCP CON
HW_TRIG
Data Set Ready (TTL : 3.3V)
TCP Connection check signal
Hardware Trigger signal (Active Low)
9 U_CTS0 Clear To Send (TTL : 3.3V)
10 Not use This pin use to RS-422/485 mode
11 GND System Ground
12 GND System Ground

RS-422/485

Pin Number Signal Description
1 VCC System Power input (3.3V)
2 VCC System Power input (3.3V)
3 422_RXD+
485+
Differential Data +
RS-485+
4 nRESET System Reset signal (Active Low)
5 422_RXD-
485-
Differential Data -
RS-485-
6 U_DTR0
PHY LINK
Data Terminal Ready (TTL : 3.3V)
PHY Link status check signal
7 422_TXD+ Differential Data +
8 U_DSR0
TCP CON
HW_TRIG
Data Set Ready (TTL : 3.3V)
TCP Connection check signal
Hardware Trigger signal (Active Low)
9 422_TXD- Differential Data -
10 485_SEL WIZ750SR-485, 485/422 MODE Select pin
11 GND System Ground
12 GND System Ground

1x6 ISP Connector

Pin Number Signal Description
1 VCC System Power input (3.3V)
2 BOOT BOOT mode (Active High)
3 U_TXD2 Simple UART2(Debug port)
ISP mode firmware downloader port
4 U_RXD2 Simple UART2(Debug port)
ISP mode firmware downloader port
5 nRESET System Reset signal (Active Low)
6 GND System Ground

1x2 Supervisor Jumper / 1x6 Expansion GPIO & APP BOOT

Rev1.1 Rev1.2
Pin Number Signal Description
1 WDT_nRST(input) It only has rev1.0/1.1
2 W7500P_RSTN(output)
Pin Number Signal Description
1 Expansion GPIOD Expansion User's depend on GPIO port
2 Expansion GPIOC
3 Expansion GPIOB
4 Expansion GPIOA
5 APP BOOT Application Jump at BOOT mode
6 GND System Ground

RJ-45 Connector (BS-RB10005)

Pin Number Pin Signal
1 R1 TX+
2 R2 TX-
3 R3 TCT/RCT(Center tap)
4 R7 RX+
5 R8 RX-
6 L1+(Active LED) Anode
7 L2- (Active LED) Cathode
8 L3+(LINK LED) Anode
9 L4- (LINK LED) Cathode

WIZ750SR Dimension

  • The board size of the WIZ750SR Rev1.1 is the same as Rev1.0.
  • WIZ750SR Dimension :
    • 45mm x 30mm ( PCB board size )
    • 48mm x 30mm x 18mm ( Included part size )
Rev1.0/1.1 Rev1.2
  • WIZ750SR-EVB (TTL/RS232) Rev1.0 Dimension :
    • 83mm x 65mm ( PCB board size )
    • 83mm x 65mm x 18mm ( Included part size )

  • WIZ750SR-EVB (RS422/485) Rev1.0 Dimension :
    • 73mm x 65mm ( PCB board size )
    • 73mm x 65mm x 18mm ( Included part size )


2016/04/12 11:11 · hkjung
products/wiz750sr/datasheet/start.txt · Last modified: 2018/07/17 10:56 by eric