- 制造厂商:TI
- 产品类别:接口
- 技术类目:RS-485 和 RS-422 收发器
- 功能描述:具有故障保护功能的 30V RS-485 收发器
- 点击这里打开及下载SN65HVD1782的技术文档资料
- TI代理渠道,提供当日发货、严格的质量标准,满足您的目标价格
The SN65HVD178x devices are designed to survive overvoltage faults such as direct shorts to power supplies, mis-wiring faults, connector failures, cable crushes, and tool mis-applications. The devices are also robust to ESD events with high levels of protection to the human-body-model specification.
The SN65HVD178x devices combine a differential driver and a differential receiver, which operate from a single power supply. In the SN65HVD1782, the driver differential outputs and the receiver differential inputs are connected internally to form a bus port suitable for half-duplex (two-wire bus) communication. This port features a wide common-mode voltage range, making the devices suitable for multipoint applications over long cable runs. These devices are characterized from –40°C to 125°C. These devices are pin-compatible with the industry-standard SN75176 transceiver, making them drop-in upgrades in most systems.
These devices are fully compliant with ANSI TIA/EIA 485-A with a 5-V supply and can operate with a 3.3-V supply with reduced driver output voltage for low-power applications. For applications where operation is required over an extended common-mode voltage range, see the SN65HVD1785 (SLLS872) data sheet.
- Bus-Pin Fault Protection to:
- > ±70 V (SN65HVD1780, SN65HVD1781)
- > ±30 V (SN65HVD1782)
- Operation With 3.3-V to 5-V Supply Range
- ±16-kV HBM Protection on Bus Pins
- Reduced Unit Load for Up to 320 Nodes
- Failsafe Receiver for Open-Circuit, Short-Circuit, and Idle-Bus Conditions
- Low Power Consumption
- Low Standby Supply Current, 1 μA Maximum
- ICC 4-mA Quiescent Current During Operation
- Pin-Compatible With Industry-Standard SN75176
- Signaling Rates of 115 kbps, 1 Mbps, and up to 10 Mbps
- Create a Custom Design using the SN65HVD178x with the WEBENCH? Power Designer
- Number of receivers
- 1
- Number of transmitters
- 1
- Duplex
- Half
- Supply voltage (Nom) (V)
- 3.3, 5
- Signaling rate (Max) (Mbps)
- 10
- IEC 61000-4-2 contact (+/- kV)
- —
- Fault protection (V)
- -30 to 30
- Common mode range
- -7 to 12
- Number of nodes
- 64
- Isolated
- No
- ICC (Max) (mA)
- 6
- Rating
- Catalog
- Operating temperature range (C)
- -40 to 105
SN65HVD1782的完整型号有:SN65HVD1782D、SN65HVD1782DR、SN65HVD1782P,以下是这些产品的关键参数及官网采购报价:
SN65HVD1782D,工作温度:-40 to 105,封装:SOIC (D)-8,包装数量MPQ:75个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:NIPDAU,TI官网SN65HVD1782D的批量USD价格:2.404(1000+)
SN65HVD1782DR,工作温度:-40 to 105,封装:SOIC (D)-8,包装数量MPQ:2500个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:NIPDAU,TI官网SN65HVD1782DR的批量USD价格:2.003(1000+)
SN65HVD1782P,工作温度:-40 to 105,封装:PDIP (P)-8,包装数量MPQ:50个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:Call TI,TI官网SN65HVD1782P的批量USD价格:2.604(1000+)
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RS485 半双工 EVM 可帮助设计人员评估器件性能,支持快速开发和分析采用 SN65HVD1X、SN65HVD2X、SN65HVD7X、SN65HVD8X 或 SN65HVD96 收发器的数据传输系统。此 EVM 板没有焊接到板上的 RS-485 器件。用户可以申请样片或购买任意一种 TI RS-485 半双工器件进行评估。请参见 EVM 用户指南(TI 文献编号 SLLU173)获取完整的兼容器件列表。SN65HVD1782 IBIS 5V Model
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