SIT1042T

芯力特 SIT1042 5V Power Supply, High-Speed CAN FD Transceiver With Standby Mode FEATURES PRODUCT OUTLINE DIAGRAM ➢ Fully compatible with the ISO 11898 standard ➢ Thermally protected ➢ ±70V BUS Protection ➢ Driver (TXD) and standby bus (BUS) dominant overtime function ➢ Low-power standby mode with wake-up function ➢ SIT1042T/3 and SIT1042TK/3 can be interfaced directly to microcontrollers with supply voltages from 3V to 5V ➢ Under-voltage protection on VCC and VIO power supply pins ➢ Timing guaranteed for data rates up to 5 Mbit/s in the （CAN FD） Friendly Lead-free package fast phase ➢ Very low Electro Magnetic Emission (EME) ➢ Unpowered nodes do not interfere with the bus ➢ Provide HVSON8 / DFN3*3-8, Small Outline, Leadless Package Provide Green and Environmentally DESCRIPTION SIT1042 is an interface chip used between the CAN protocol controller and the physical bus. It can be used in trucks, buses, cars, industrial control and other fields. It supports 5Mbps （CAN FD）, and has a connection between the bus and the CAN protocol controller. The ability to perform differential signal transmission between. PARAMETER SYMBOL Supply voltage VCC Maximum transmission rate 1/tbit CANH/CANL input or output voltage Vcan -70 +70 V Bus differential voltage Vdiff 1.5 3.0 V Virtual junction temperature Tj -40 150 ℃ REC V1.13 2022.01 CONDITION Non-return to zero code 1 / 20 MIN. MAX. UNIT 4.5 5.5 V 1 Mbaud www.sitcores.com SIT1042 芯力特 5V Power Supply, High-Speed CAN FD Transceiver With Standby Mode PIN CONFIGURATION TXD GND SIT1042T VCC STB TXD CANH GND SIT1042T/3 VCC CANL SPLIT RXD STB CANH CANL STB CANH VCC SIT1042TK/3 CANL VIO RXD VIO RXD TXD GND INTERNAL CIRCUIT BLOCK DIAGRAM VIO VCC 5 3 Temperature protection Differential control VIO TXD 1 Dominant time-out Algorithm circuit VIO 7 CANH 6 CANL VIO VCC STB 8 Undervoltage protection Mode control SPLIT 5 SPLIT VCC/2 RXD 4 Driver Wave filtering 2 GND REC V1.13 2022.01 2 / 20 www.sitcores.com SIT1042 芯力特 5V Power Supply, High-Speed CAN FD Transceiver With Standby Mode LIMITING VALUES PARAMETER SYMBOL VALUE UNIT Supply voltage VCC -0.3~+7 V MCU side port TXD, RXD, STB, VIO -0.3~+7 V Bus side input voltage CANL, CANH -70~70 V Bus differential breakdown voltage VCANH-CANL -27~27 V Transient voltage on pins CANH, CANL and SPLIT Vtr -200~+200 V Storage temperature -55~150 ℃ Virtual junction temperature -40~150 ℃ Welding temperature range 300 ℃ The maximum limit parameters means that exceeding these values may cause irreversible damage to the device. Under these conditions, it is not conducive to the normal operation of the device. The continuous operation of the device at the maximum allowable rating may affect the reliability of the device. The reference point for all voltages is ground. PINNING PIN SYMBOL DESCRIPTION 1 TXD transmit data input 2 GND ground supply 3 VCC supply voltage 4 RXD receive data output; reads out datafrom the bus lines 5 VIO 5 SPLIT REC V1.13 2022.01 transceiver I/O level conversion power supply voltage (SIT1042T/3 version) common-mode stabilization output(SIT1042T version) 3 / 20 www.sitcores.com 芯力特 SIT1042 5V Power Supply, High-Speed CAN FD Transceiver With Standby Mode 6 CANL LOW-level CAN bus line 7 CANH HIGH-level CAN bus line 8 STB standby mode control input REC V1.13 2022.01 4 / 20 www.sitcores.com SIT1042 芯力特 5V Power Supply, High-Speed CAN FD Transceiver With Standby Mode DRIVER ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL CANH dominant output voltage VOH(D) CANL dominant output voltage VOL(D) Bus recessive output voltage Bus dominant differential output voltage CONDITION TXD=0V, STB=0V, RL=60Ω, Fig.1, Fig.2 MIN. TYP. MAX. UNIT 2.9 3.4 4.5 V 1.5 V 3 V 0.8 VO(R) TXD=VIO, STB=0V, RL=60Ω, Fig.1, Fig.2 2 VOD(D) TXD=0V, STB=0V, RL=60Ω, Fig.1, Fig.2 1.5 3 V TXD=VIO, STB=0V, Fig.1, Fig.2 -0.012 0.012 V TXD=VIO, STB=0V, NO LOAD -0. 5 0.05 V 0.5VCC Bus recessive differential output voltage VOD(R) Transmitter dominant voltage symmetry Vdom(TX)sym Vdom(TX)sym=VCCVCANH - VCANL -400 400 mV Transmitter voltage symmetry VTXsym VTXsym= VCANH + VCANL 0.9VCC 1.1VCC V Common-mode output voltage VOC STB=0V, Fig.8 2 3 V Peak-to-peak Common-mode output voltage VOC CANH=-12V, CANL=open, Fig.11 Short-circuit output current IOS CANH=12V, CANL=open, Fig.11 CANL=-12V, CANH=open, Fig.11 CANL=12V, CANH=open, REC V1.13 2022.01 -105 5 / 20 0.5VCC 30 mV -72 mA 0.36 -1 1 0.5 71 mA mA 105 mA www.sitcores.com SIT1042 芯力特 5V Power Supply, High-Speed CAN FD Transceiver With Standby Mode Fig.11 Recessive output current IO(R) -27V