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SN74LV393A的基本参数
  • 制造厂商:TI
  • 产品类别:逻辑和电压转换
  • 技术类目:触发器、锁存器和寄存器 - 计数器
  • 功能描述:双路 4 位二进制计数器
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SN74LV393A的产品详情:

The ’LV393A devices contain eight flip-flops and additional gating to implement two individual 4-bit counters in a single package. These devices are designed for 2-V to 5.5-V VCC operation.

These devices comprise two independent 4-bit binary counters, each having a clear (CLR) and a clock (CLK)\ input. These devices change state on the negative-going transition of the CLK\ pulse. N-bit binary counters can be implemented with each package, providing the capability of divide by 256. The ’LV393A devices have parallel outputs from each counter stage so that any submultiple of the input count frequency is available for system timing signals.

These devices are fully specified for partial-power-down applications using Ioff. The Ioff circuitry disables the outputs, preventing damaging current backflow through the devices when they are powered down.

SN74LV393A的优势和特性:
  • 2-V to 5.5-V VCC Operation
  • Max tpd of 10 ns at 5 V
  • Typical VOLP (Output Ground Bounce) <0.8 V at VCC = 3.3 V, TA = 25°C
  • Typical VOHV (Output VOH Undershoot) >2.3 V at VCC = 3.3 V, TA = 25°C
  • Ioff Supports Partial-Power-Down-Mode Operation
  • Dual 4-Bit Binary Counters With Individual Clocks
  • Direct Clear for Each 4-Bit Counter
  • Can Significantly Improve System Densities by Reducing Counter Package Count by 50 Percent
  • Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II
  • ESD Protection Exceeds JESD 22
    • 2000-V Human-Body Model (A114-A)
    • 200-V Machine Model (A115-A)
    • 1000-V Charged-Device Model (C101)

SN74LV393A的参数(英文):
  • Function
  • Counter
  • Bits (#)
  • 4
  • Technology Family
  • LV-A
  • Supply voltage (Min) (V)
  • 2
  • Supply voltage (Max) (V)
  • 5.5
  • Input type
  • Standard CMOS
  • Output type
  • Push-Pull
  • Features
  • Balanced outputs, Very high speed (tpd 5-10ns), Over-voltage tolerant inputs, Partial power down (Ioff)
SN74LV393A具体的完整产品型号参数及价格(美元):

SN74LV393A的完整型号有:SN74LV393AD、SN74LV393ADBR、SN74LV393ADGVR、SN74LV393ADR、SN74LV393ANSR、SN74LV393APW、SN74LV393APWR,以下是这些产品的关键参数及官网采购报价:

SN74LV393AD,工作温度:-40 to 85,封装:SOIC (D)-14,包装数量MPQ:50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SN74LV393AD的批量USD价格:.356(1000+)

SN74LV393ADBR,工作温度:-40 to 85,封装:SSOP (DB)-14,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SN74LV393ADBR的批量USD价格:.327(1000+)

SN74LV393ADGVR,工作温度:-40 to 85,封装:TVSOP (DGV)-14,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SN74LV393ADGVR的批量USD价格:.297(1000+)

SN74LV393ADR,工作温度:-40 to 85,封装:SOIC (D)-14,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SN74LV393ADR的批量USD价格:.304(1000+)

SN74LV393ANSR,工作温度:-40 to 85,封装:SO (NS)-14,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SN74LV393ANSR的批量USD价格:.327(1000+)

SN74LV393APW,工作温度:-40 to 85,封装:TSSOP (PW)-14,包装数量MPQ:90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SN74LV393APW的批量USD价格:.356(1000+)

SN74LV393APWR,工作温度:-40 to 85,封装:TSSOP (PW)-14,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SN74LV393APWR的批量USD价格:.29(1000+)

轻松满足您的TI芯片采购需求
SN74LV393A的评估套件:

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。

TIPD169 — 16 位、1MSPS 多路复用数据采集参考设计

该设计适用于针对直流输入的 16 位 1MSPS 单端多路复用数据采集系统 (DAQ)。该系统包含一个 16 位逐次逼近型寄存器 (SAR) 模数转换器 (ADC)、一个 SAR ADC 驱动器、一个参考驱动器和一个多路复用器。该设计显示了优化单端 DAQ 以在采样率为 1MSPS 时实现快速趋稳的过程。
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