- 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 - 反向缓冲器和驱动器
- 功能描述:具有 TTL 兼容型 CMOS 输入和三态输出的 8 通道、4.5V 至 5.5V 反相器
- 点击这里打开及下载SN74ABT240A的技术文档资料
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These octal buffers and line drivers are designed specifically to improve both the performance and density of 3-state memory address drivers, clock drivers, and bus-oriented receivers and transmitters. Together with the SN54ABT241, SN74ABT241A, SN54ABT244, and SN74ABT244A, these devices provide the choice of selected combinations of inverting and noninverting outputs, symmetrical active-low output-enable (OE)\ inputs, and complementary OE and OE\ inputs.
The SN54ABT240 and SN74ABT240A are organized as two 4-bit buffers/line drivers with separate OE\ inputs. When OE\ is low, the devices pass inverted data from the A inputs to the Y outputs. When OE\ is high, the outputs are in the high-impedance state.
This device is fully specified for partial-power-down applications using Ioff. The Ioff circuitry disables the outputs, preventing damaging current backflow through the device when it is powered down.
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.
- Typical VOLP (Output Ground Bounce) <1 V at VCC = 5 V, TA = 25°C
- High-Drive Outputs (–32-mA IOH, 64-mA IOL)
- Ioff Supports Partial-Power-Down Mode Operation
- Latch-Up Performance Exceeds 500 mA Per JEDEC Standard JESD-17
- ESD Protection Exceeds JESD 22
- 2000-V Human-Body Model (A114-A)
- 200-V Machine Model (A115-A)
- Technology Family
- ABT
- Supply voltage (Min) (V)
- 4.5
- Supply voltage (Max) (V)
- 5.5
- Number of channels (#)
- 8
- IOL (Max) (mA)
- 64
- IOH (Max) (mA)
- -32
- ICC (Max) (uA)
- 30000
- Input type
- TTL-Compatible CMOS
- Output type
- 3-State
- Features
- Ultra high speed (tpd <5ns), Partial power down (Ioff), Over-voltage tolerant inputs
- Rating
- Catalog
SN74ABT240A的完整型号有:SN74ABT240ADBR、SN74ABT240ADW、SN74ABT240ADWR、SN74ABT240AN、SN74ABT240ANSR、SN74ABT240APW、SN74ABT240APWR,以下是这些产品的关键参数及官网采购报价:
SN74ABT240ADBR,工作温度:-40 to 85,封装:SSOP (DB)-20,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SN74ABT240ADBR的批量USD价格:.332(1000+)
SN74ABT240ADW,工作温度:-40 to 85,封装:SOIC (DW)-20,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SN74ABT240ADW的批量USD价格:.362(1000+)
SN74ABT240ADWR,工作温度:-40 to 85,封装:SOIC (DW)-20,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SN74ABT240ADWR的批量USD价格:.302(1000+)
SN74ABT240AN,工作温度:-40 to 85,封装:PDIP (N)-20,包装数量MPQ:20个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:NIPDAU,TI官网SN74ABT240AN的批量USD价格:.347(1000+)
SN74ABT240ANSR,工作温度:-40 to 85,封装:SO (NS)-20,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SN74ABT240ANSR的批量USD价格:.332(1000+)
SN74ABT240APW,工作温度:-40 to 85,封装:TSSOP (PW)-20,包装数量MPQ:70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SN74ABT240APW的批量USD价格:.362(1000+)
SN74ABT240APWR,工作温度:-40 to 85,封装:TSSOP (PW)-20,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SN74ABT240APWR的批量USD价格:.302(1000+)
14-24-LOGIC-EVM — 支持 14 到 24 引脚 PW、DB、D、DW、NS、DYY 和 DGV 封装的通用逻辑 EVM
该 EVM 设计用于支持采用 14 至 24 引脚 D、DW、DB、NS、PW、DYY 或 DGV 封装的任何逻辑器件。