HEF4543B View Datasheet(PDF) - Philips Electronics
Part Name
Description
MFG CO.
HEF4543B Datasheet PDF : 8 Pages
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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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