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MC14538B データシート(PDF) 6 Page - ON Semiconductor |
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MC14538B データシート(HTML) 6 Page - ON Semiconductor |
6 / 12 page MC14538B http://onsemi.com 6 INPUT CONNECTIONS Characteristics Reset A B tPLH, tPHL, tTLH, tTHL, T, tWH, tWL VDD PG1 VDD tPLH, tPHL, tTLH, tTHL, T, tWH, tWL VDD VSS PG2 tPLH(R), tPHL(R), tWH, tWL PG3 PG1 PG2 Figure 4. Switching Test Waveforms RESET A B tPLH Q Q 50% tWH 90% 10% tTLH tTHL tWL tTHL tPHL tTHL 90% 10% 50% T 50% 50% 50% 90% 10% tPLH tTHL tTLH tPHL tWL 50% 90% 10% tPHL tPHL tTLH tTHL tPLH 50% 50% 90% 10% 50% 50% 50% trr 50% VDD VDD VDD tTLH Figure 5. Typical Normalized Distribution of Units for Output Pulse Width Figure 6. Typical Pulse Width Variation as a Function of Supply Voltage VDD 0 0.2 0.4 0.6 0.8 1.0 –4 –2 0 2 4 T, OUTPUT PULSE WIDTH (%) 2 1 0 1 2 15 14 13 12 11 10 9 8 7 6 5 VDD, SUPPLY VOLTAGE (VOLTS) TA = 25°C RX = 100 kΩ CX = 0.1 µF 0% POINT PULSE WIDTH VDD = 5.0 V, T = 9.8 ms VDD = 10 V, T = 10 ms VDD = 15 V, T = 10.2 ms RX = 100 kΩ CX = 0.1 µF Figure 3. Switching Test Circuit * Includes capacitance of probes, wiring, and fixture parasitic. NOTE: Switching test waveforms for PG1, PG2, PG3 are shown In Figure 4. VDD RX RX′ VSS CX CX/RX A B RESET A ′ B ′ RESET ′ Q Q Q ′ Q ′ CL CX′ CL CL CL VSS PULSE GENERATOR PULSE GENERATOR PULSE GENERATOR VSS *CL = 50 pF PG1 = PG2 = PG3 = |
同様の部品番号 - MC14538B |
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同様の説明 - MC14538B |
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