74HCT4510 datasheet(12/12 Pages) PHILIPS

部件名	74HCT4510

功能描述	BCD up/down counter

Download	12 Pages

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制造商	PHILIPS [NXP Semiconductors]

网页	http://www.nxp.com

标志

12 / 12 page

December 1990

12

Philips Semiconductors

Product speciﬁcation

BCD up/down counter

74HC/HCT4510

Fig.14 State diagram.

Count-up mode: illegal states in

BCD counters corrected in one count.

Count-down mode: illegal states in

BCD counters corrected in one or

two counts.

Count-up mode.

Count-down mode.

Fig.15 Programmable cascaded frequency divider.

Use the following formulae to calculate Ntotal:

Formulae are only applicable if legal data is

provided to the parallel inputs.

N

total

i

π

1

10

N

i

×

()











N

0

+

=

f

out

f

in

N

total

--------------

=

Note

1. no count; fout is HIGH.

parallel inputs

count-up

n

count-down

n

D3

D2

D1

D0

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

0

1

9

8

7

6

5

4

3

2

1

(1)

1

2

3

4

5

6

7

8

9

PACKAGE OUTLINES

See

“74HC/HCT/HCU/HCMOS Logic Package Outlines”.

类似零件编号 - 74HCT4510

制造商	部件名	数据表	功能描述
NXP Semiconductors	74HCT4511	80Kb / 12P	BCD to 7-segment latch/decoder/driver December 1990
Nexperia B.V. All right...	74HCT4511	798Kb / 18P	BCD to 7-segment latch/decoder/driver Rev. 3 - 15 November 2016
NXP Semiconductors	74HCT4511D	80Kb / 12P	BCD to 7-segment latch/decoder/driver December 1990
Nexperia B.V. All right...	74HCT4511D	798Kb / 18P	BCD to 7-segment latch/decoder/driver Rev. 3 - 15 November 2016
NXP Semiconductors	74HCT4511N	80Kb / 12P	BCD to 7-segment latch/decoder/driver December 1990

More results

类似说明 - 74HCT4510

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