ECL 8 位同步二进制计数器

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概览

MC100EP016A 是一款高速同步、可预设置、可级联 8 位二进制计数器。 结构和运行与 ECLinPS 系列中的 MC100E016 相同。该计数器具有指向由 TCLD(终端计数负载)引脚进行门控的 TCbar 的内部反馈。当 TCLD 为 LOW(或保持开路状态,此时通过内部下拉拉至 LOW)时,TCbar 反馈禁用,计数继续进行,TCbar 变为 LOW,表明统一状态。当 TCLD 为 HIGH 时,TC 会导致计数器在 TC = LOW 时自动重新加载,因此就好像一个可编程计数器一样。Qn 输出不需要端接即可使得计数功能正常运行。为了最大程度减少噪声和功耗,未使用的 Q 输出应保持无端接。COUT 和 COUTbar 从一个非级联计数器或分压器应用提供差分输出。COUT 和 COUTbar 不应用于级联配置。只有 TCbar 应用于计数器或除法器级联链输出。增加了差分时钟输入来提高性能。100 系列包含了温度补偿。

  • Hi-Speed Binary Counting
  • 550 ps Typical Propagation Delay
  • Operation Frequency > 1.3 GHz is 30% Faster than MC100EP016
  • PECL Mode Operating Range: VCC = 3.0 V to 3.6 V with VEE = 0 V
  • NECL Mode Operating Range: VCC = 0 V with VEE = -3.0 V to -3.6 V
  • Open Input Default State
  • Safety Clamp on Clock Inputs
  • Internal TCbar Feedback (Gated)
  • Addition of COUT and COUTbar
  • 8-bit
  • Differential Clock Input
  • VBB Output
  • Fully Synchronous Counting and TCbar Generation
  • Asynchronous Master Reset
  • Pb-Free Packages are Available

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MC100EP016AFAG

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Active

CAD Model

Pb

A

H

P

LQFP-32

2

260

JTRAY

250

N

Counter

ECL

ECL

3.3

1400

0.55

320

Price N/A

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MC100EP016AMNG

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Active

CAD Model

Pb

A

H

P

QFN-32

1

260

TUBE

74

N

Counter

ECL

ECL

3.3

1400

0.55

320

Price N/A

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MC100EP016AMNR4G

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Active

CAD Model

Pb

A

H

P

QFN-32

1

260

REEL

1000

N

Counter

ECL

ECL

3.3

1400

0.55

320

Price N/A

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