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MC14022 Fiches technique(PDF) 5 Page - ON Semiconductor |
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MC14022 Fiches technique(HTML) 5 Page - ON Semiconductor |
5 / 8 page MC14022B http://onsemi.com 5 Figure 1. Typical Output Source and Output Sink Characteristics Test Circuit VDD VSS VSS VDD VSS A B S1 Cout Q7 Q6 Q5 Q4 Q3 Q2 Q1 Q0 CLOCK CLOCK ENABLE RESET Vout ID EXTERNAL POWER SUPPLY Output Sink Drive Output Source Drive Outputs Clock to desired Output (S1 to B) (S1 to A) Carry Clock to Q5 thru Q7 (S1 to B) S1 to A VGS =– VDD VDD VDS =Vout – VDD Vout Figure 2. Typical Power Dissipation Test Circuit VDD VSS Cout Q7 Q6 Q5 Q4 Q3 Q2 Q1 Q0 CLOCK CLOCK ENABLE RESET ID PULSE GENERATOR 500 µF 0.01 µF CERAMIC fc CL CL CL CL CL CL CL CL CL APPLICATIONS INFORMATION Figure 3 shows a technique for extending the number of decoded output states for the MC14022B. Decoded outputs are sequential within each stage and from stage to stage, with no dead time (except propagation delay). Figure 3. Counter Expansion R C CE MC14022B Q0 Q1 Q6 Q7 ••• 7 DECODED OUTPUTS CLOCK FIRST STAGE INTERMEDIATE STAGES LAST STAGE R C CE MC14022B Q0 Q1 Q6 Q7 ••• R C CE MC14022B Q1 Q6 Q7 ••• 6 DECODED OUTPUTS 6 DECODED OUTPUTS |
Numéro de pièce similaire - MC14022 |
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Description similaire - MC14022 |
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