HEF4543BN 查看數據表（PDF） - Philips Electronics

零件编号

产品描述 (功能)

比赛名单

HEF4543BN

BCD to 7-segment latch/decoder/driver

Philips Electronics 

Philips Semiconductors

BCD to 7-segment latch/decoder/driver

Product specification

HEF4543B

MSI

Dynamic power

dissipation per

package (P)

VDD

V

TYPICAL FORMULA FOR P (µW)

5

2 200 fi + ∑ (foCL) × VDD2

where

10

10 400 fi + ∑ (foCL) × VDD2

fi = input freq. (MHz)

15

33 000 fi + ∑ (foCL) × VDD2

fo = output freq. (MHz)

CL = load capacitance (pF)

∑ (foCL) = sum of outputs

VDD = supply voltage (V)

APPLICATION INFORMATION

Some examples of applications for the HEF4543B are:

• Driving LCD displays.

• Driving LED displays.

• Driving fluorescent displays.

• Driving incandescent displays.

• Driving gas discharge displays.

Fig.6 Connection to common cathode LED display readout.

January 1995

6

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