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products:wiz750sr:datasheet:start
Table of Contents
WIZ750SR Datasheet
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
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||
 |  |
|
- 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
WIZ750SR-EVB
| H/W version | Type | Filetype | Download Link | Remarks |
|---|---|---|---|---|
| 1.0 | TTL RS-232 | Altium |  Download | Latest version H/W |
| Download |
||||
| RS-422 RS-485 | Altium | Download |
||
| Download |
Part list
WIZ750SR
| H/W version | Type | Filetype | Download Link | Remarks |
|---|---|---|---|---|
| 1.0 | TTL | Excel | Download | - |
| Download |
||||
| RS-232 | Excel | Download |
||
| Download |
||||
| RS-485 | Excel | Download |
||
| Download |
||||
| 1.1 | TTL | Excel | Download | - |
| Download |
||||
| RS-232 | Excel | Download |
||
| Download |
||||
| RS-485 | Excel | Download |
||
| Download |
||||
| 1.2 | TTL | Excel | Download | Latest version H/W |
| Download |
||||
| RS-232 | Excel | Download |
||
| Download |
||||
| RS-485 | Excel | Download |
||
| Download |
WIZ750SR-EVB
| H/W version | Type | Filetype | Download Link | Remarks |
|---|---|---|---|---|
| 1.0 | TTL | Excel | Download | BOM version 1.0 |
| Download |
||||
| RS-232 | Excel | Download |
||
| Download |
||||
| RS-485 | Excel | Download |
||
| Download |
||||
| 1.0 | TTL | Excel | Download | BOM version 1.1 Latest version H/W |
| Download |
||||
| RS-232 | Excel | Download |
||
| Download |
||||
| RS-485 | Excel | Download |
||
| 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 )
products/wiz750sr/datasheet/start.txt · Last modified: 2019/11/27 17:25 by bongbong
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