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54FCT273FMQB 数据表(PDF) 4 Page - National Semiconductor (TI) |
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54FCT273FMQB 数据表(HTML) 4 Page - National Semiconductor (TI) |
4 / 8 page AC Operating Requirements 54FCT T A = −55˚C to +125˚C Symbol Parameter V CC = 4.5V to 5.5V Units Fig. No. C L = 50 pF Min Max t s(H) Setup Time, HIGH 3.5 ns Figure 6 t s(L) or LOW D n to CP 3.5 t h(H) Hold Time, HIGH 2.5 ns Figure 6 t h(L) or LOW D n to CP 2.5 t w(H) Pulse Width, CP, 7.0 ns Figure 2 t w(L) HIGH or LOW 7.0 t w(L) Master Reset Pulse 7.0 ns Figure 2 Width, LOW t REC Recovery Time 5.0 ns Figure 6 MR to CP Capacitance Symbol Parameter Max Units Conditions T A = 25˚C C IN Input Capacitance 10 pF V CC = 0V C OUT (Note 3) Output Capacitance 12 pF V CC = 5.0V Note 3: COUT is measured at frequency f = 1 MHz, per MIL-STD-833B, Method 3012. www.national.com 4 |
类似零件编号 - 54FCT273FMQB |
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类似说明 - 54FCT273FMQB |
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