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- 制造厂商:TI
- 产品类别:逻辑和电压转换
- 技术类目:缓冲器、驱动器和收发器 - 通用收发器
- 功能描述:具有三态输出的 16 位总线收发器
- 点击这里打开及下载SN74LVCR162245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
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This 16-bit (dual-octal) noninverting bus transceiver is designed for 2.7-V to 3.6-V VCC operation.
The SN74LVCR162245 is designed forasynchronous communication between data buses. The control-function implementation minimizes external timing requirements.
This device can be used as two 8-bit transceivers or one 16-bit transceiver. It allows data transmission from the A bus to the B bus or from the B bus to the A bus, depending upon the logic level at the direction-control (DIR) input. The output-enable (OE)\ input can be used to disable the device so that the buses are effectively isolated.
All outputs, which are designed to sink up to 12 mA, include 26- resistors to reduce overshoot and undershoot.
Active bus-hold circuitry is provided to hold unused or floating data inputs at a valid logic level. Use of pullup or pulldown resistors with the bus-hold circuitry is not recommended. The bus-hold circuitry is part of the input circuit and is not disabled by OE\ or DIR.
To ensure the high-impedance state during power up or power down, OE\ should be tied to VCC through a pullup resistor; the minimum value of the resistor is determined by the current-sinking capability of the driver.
- Member of the Texas Instruments Widebus? Family
- Operates From 2.7 V to 3.6 V
- Inputs Accept Voltages to 5.5 V
- Max tpd of 8.5 ns at 3.3 V
- Typical VOLP (Output Ground Bounce) <0.8 V at VCC = 3.3 V, TA = 25°C
- Typical VOHV (Output VOH Undershoot) >2 V at VCC = 3.3 V, TA = 25°C
- Bus Hold on Data Inputs Eliminates the Need for External Pullup/Pulldown Resistors
- All Outputs Have Equivalent 26- Series Resistors, So No External Resistors Are Required
- Latch-Up Performance Exceeds 250 mA Per JEDEC Standard JESD-17
- ESD Protection Exceeds JESD 22
- 2000-V Human-Body Model (A114-A)
- 200-V Machine Model (A115-A)
Widebus is a trademark of Texas Instruments.
- IOL (Max) (mA)
- 12
- IOH (Max) (mA)
- -12
- Technology Family
- LVC
- Rating
- Catalog
- Operating temperature range (C)
- -40 to 85
SN74LVCR162245的完整型号有:SN74LVCR162245DGGR、SN74LVCR162245DL、SN74LVCR162245DLR,以下是这些产品的关键参数及官网采购报价:
SN74LVCR162245DGGR,工作温度:-40 to 85,封装:TSSOP (DGG)-48,包装数量MPQ:2000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SN74LVCR162245DGGR的批量USD价格:.457(1000+)
SN74LVCR162245DL,工作温度:-40 to 85,封装:SSOP (DL)-48,包装数量MPQ:25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SN74LVCR162245DL的批量USD价格:.594(1000+)
SN74LVCR162245DLR,工作温度:-40 to 85,封装:SSOP (DL)-48,包装数量MPQ:1000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SN74LVCR162245DLR的批量USD价格:.503(1000+)
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SN74LVCR162245DGGR,工作温度:-40 to 85,封装:TSSOP (DGG)-48,包装数量MPQ:2000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SN74LVCR162245DGGR的批量USD价格:.457(1000+)
SN74LVCR162245DL,工作温度:-40 to 85,封装:SSOP (DL)-48,包装数量MPQ:25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SN74LVCR162245DL的批量USD价格:.594(1000+)
SN74LVCR162245DLR,工作温度:-40 to 85,封装:SSOP (DL)-48,包装数量MPQ:1000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SN74LVCR162245DLR的批量USD价格:.503(1000+)
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