74HC401 查看數據表（PDF） - Philips Electronics

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74HC401

8-bit synchronous BCD down counter

Philips Electronics 

Philips Semiconductors

8-bit synchronous BCD down counter

Product specification

74HC/HCT40102

DC CHARACTERISTICS FOR 74HCT

For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.

Output capability: standard

ICC category: MSI

Note to HCT types

The value of additional quiescent supply current (∆ICC) for a unit load of 1 is given in the family specifications.

To determine ∆ICC per input, multiply this value by the unit load coefficient shown in the table below.

INPUT

UNIT LOAD COEFFICIENT

CP, PE

1.50

MR

1.00

TE

0.80

Pn

0.25

PL

0.35

December 1990

8

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