双路 D 类触发器,带预设和清除输入

Favorite

概览

MM74HCT74 采用先进的硅门极 CMOS 工艺,运行速度与 LS-TTL 零部件相似。它具有标准 CMOS 集成电路的高抗扰度和低功耗,并能驱动 10 个 LS-TTL 负载。此触发器拥有独立的数据、预设、清除和时钟输入,以及 Q 和 Q# 输出。时钟脉冲正向转换期间,数据输入端的逻辑电平被传送至输出。预设和清除输入与时钟无关,通过适当输入端的低电平来完成。74HCT 逻辑系列可与标准 74LS 逻辑系列实现功能和引脚输出兼容。通过将内部二极管箝位到 VCC 和接地,防止所有输入因静电放电受损。MM74HCT 器件适合用作 TTL 和 NMOS 组件与标准 CMOS 器件之间的接口。此类零部件也是 LS-TTL 器件的插件替代品,可用于降低现有设计的功耗。

  • This product is general usage and suitable for many different applications.
  • 典型传播延迟: 20 ns
  • 低静态电流: 40 µA,最大值(74HCT系列)
  • 低输入电流: 1µA,最大值
  • 10 LS-TTL负载的高扇出
  • 经过Meta稳定强化

Product List

If you wish to buy products or product samples, please log in to your onsemi account.

搜寻

Close Search

产品:

4

分享

Product Groups:

Orderable Parts:

4

产品

状况

CAD Models

Compliance

Package Type

Case Outline

MSL Type

MSL Temp (°C)

Container Type

Container Qty.

ON Target

Type

Channels

VCC Min (V)

VCC Max (V)

tpd Max (ns)

IO Max (mA)

Reference Price

MM74HCT74M

Loading...

Active

CAD Model

Pb

A

H

P

SOIC-14

1

260

TUBE

55

N

Dual D-type w/preset and clear

2

4.5

5.5

30

4.8

$0.2073

More Details

MM74HCT74MTC

Loading...

Last Shipments

CAD Model

Pb

A

H

P

TSSOP-14 WB

1

260

TUBE

96

N

Dual D-type w/preset and clear

2

4.5

5.5

30

4.8

Price N/A

More Details

MM74HCT74MTCX

Loading...

Active

CAD Model

Pb

A

H

P

TSSOP-14 WB

1

260

REEL

2500

N

Dual D-type w/preset and clear

2

4.5

5.5

30

4.8

$0.1785

More Details

MM74HCT74MX

Loading...

Active

CAD Model

Pb

A

H

P

SOIC-14

1

260

REEL

2500

N

Dual D-type w/preset and clear

2

4.5

5.5

30

4.8

$0.1596

More Details

Show More

1-25 of 25

Products per page

Jump to :