
- 制造厂商:TI(德州仪器,Texas Instruments)
- 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 - D 型触发器
- 功能描述:具有清零和预置端的双路正边沿触发式 D 型触发器
- 点击这里打开及下载SN54ALS74A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

These devices contain two independent positive-edge-triggered D-type flip-flops. A low level at the preset (
) or clear (
) inputs sets or resets the outputs regardless of the levels of the other inputs. When
and
are inactive (high), data at the data (D) input meeting the setup-time requirements are transferred to the outputs on the positive-going edge of the clock (CLK) pulse. Clock triggering occurs at a voltage level and is not directly related to the rise time of CLK. Following the hold-time interval, data at the D input can be changed without affecting the levels at the outputs.
The SN54ALS74A and SN54AS74A are characterized for operation over the full military temperature range of -55°C to 125°C. The SN74ALS74A and SN74AS74A are characterized for operation from 0°C to 70°C.
- Package Options Include Plastic Small-Outline (D) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (N) and Ceramic (J) 300-mil DIPs
- Number of channels (#)
- 2
- Technology Family
- ALS
- Supply voltage (Min) (V)
- 4.5
- Supply voltage (Max) (V)
- 5.5
- Input type
- Bipolar
- Output type
- Push-Pull
- Clock Frequency (Max) (MHz)
- 75
- IOL (Max) (mA)
- 8
- IOH (Max) (mA)
- -0.4
- ICC (Max) (uA)
- 4000
- Features
- High speed (tpd 10-50ns)
SN54ALS74A的完整型号有:84011012A、8401101CA、8401101DA、JM38510/37101B2A、JM38510/37101BCA、M38510/37101B2A、M38510/37101BCA、SN54ALS74AJ、SNJ54ALS74AFK、SNJ54ALS74AJ、SNJ54ALS74AW,以下是这些产品的关键参数及官网采购报价:
84011012A,工作温度:-55 to 125,封装:LCCC (FK)-20,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网84011012A的批量USD价格:19.481(1000+)
8401101CA,工作温度:-55 to 125,封装:CDIP (J)-14,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网8401101CA的批量USD价格:6.626(1000+)
8401101DA,工作温度:-55 to 125,封装:CFP (W)-14,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网8401101DA的批量USD价格:18.895(1000+)
JM38510/37101B2A,工作温度:-55 to 125,封装:LCCC (FK)-20,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网JM38510/37101B2A的批量USD价格:17.788(1000+)
JM38510/37101BCA,工作温度:-55 to 125,封装:CDIP (J)-14,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网JM38510/37101BCA的批量USD价格:15.201(1000+)
M38510/37101B2A,工作温度:-55 to 125,封装:LCCC (FK)-20,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网M38510/37101B2A的批量USD价格:17.788(1000+)
M38510/37101BCA,工作温度:-55 to 125,封装:CDIP (J)-14,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网M38510/37101BCA的批量USD价格:15.201(1000+)
SN54ALS74AJ,工作温度:-55 to 125,封装:CDIP (J)-14,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网SN54ALS74AJ的批量USD价格:6.757(1000+)
SNJ54ALS74AFK,工作温度:-55 to 125,封装:LCCC (FK)-20,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网SNJ54ALS74AFK的批量USD价格:19.481(1000+)
SNJ54ALS74AJ,工作温度:-55 to 125,封装:CDIP (J)-14,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网SNJ54ALS74AJ的批量USD价格:6.626(1000+)
SNJ54ALS74AW,工作温度:-55 to 125,封装:CFP (W)-14,包装数量MPQ:1个,MSL 等级/回流焊峰值温度:N/A for Pkg Type,引脚镀层/焊球材料:SNPB,TI官网SNJ54ALS74AW的批量USD价格:18.895(1000+)




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