CD4518B屬于集成電路（IC）的計數(shù)器除法器。由美國德州儀器公司制造生產(chǎn)的CD4518B計數(shù)器，除法器計數(shù)器和除法器 IC 是數(shù)字邏輯器件，可對輸入發(fā)生的邏輯轉(zhuǎn)換進行計數(shù)，然后使用多個并行輸出重新發(fā)送累加的計數(shù)，和/或生成單個輸出信號轉(zhuǎn)換，從而對應(yīng)用某些整數(shù)數(shù)量輸入信號轉(zhuǎn)換進行響應(yīng)。除了簡單的事件計數(shù)，它們還可用于各種頻率合成應(yīng)用。

Features:

Medium-speed operation —

6-MHz typical clock frequency st 10 V,

= Positive- or negative-edge triggering

m Synchronous internal carry propagation

. 100% tested for quiescent current at 20 V

& Maximum input current of 1 uA at 18 V

‘over full package-temperature range;

100 nAat 18 V and 25°C

= Noise marginfover full package-temperature

range): 1VatVpp=5V

2VatVpp=10V

25VatVpp=15V

a 5-V, 10-V, and 15-V parametric ratings

Standardized, symmetrical output

aharacteristics

Meets all requirements of JEDEC Tentative

Standard No. 13B, “Standard Specifications

for Description of ‘B’ Series CMOS Devices”