| 전자부품 데이터시트 검색엔진 |
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SP504 데이터시트(PDF) 7 Page - Exar Corporation |
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SP504 데이터시트(HTML) 7 Page - Exar Corporation |
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7 / 32 page ![]() Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 50-668-707 • www.exar.com SP504_02_2708 7 Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 50-668-707 • www.exar.com SP504_02_2708 Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 50-668-707 • www.exar.com SP504_02_2708 OTHER AC CHARACTERISTICS T A = +70°C to 0°C and VCC = +4.75V to +5.25V unless otherwise noted. PARAMETER MIN. TYP. MAX. UNITS CONDITIONS DRIVER DELAY TIME BETWEEN ACTIVE MODE AND TRI-STATE MODE RS-232 Mode t PZL; Tri-state to Output LOW 0.70 5.0 µs C L = 100pF, Fig. 4 ; S closed t PZH; Tri-state to Output HIGH 0.40 2.0 µs C L = 100pF, Fig. 4 ; S2 closed t PLZ; Output LOW to Tri-state 0.20 2.0 µs C L = 100pF, Fig. 4 ; S closed t PHZ; Output HIGH to Tri-state 0.40 2.0 µs C L = 100pF, Fig. 4 ; S2 closed RS-423 MODE t PZL; Tri-state to Output LOW 0.5 2.0 µs C L = 100pF, Fig. 4 ; S closed t PZH; Tri-state to Output HIGH 0.20 2.0 µs C L = 100pF, Fig. 4 ; S2 closed t PLZ; Output LOW to Tri-state 0.20 2.0 µs C L = 100pF, Fig. 4 ; S closed t PHZ; Output HIGH to Tri-state 0.5 2.0 µs C L = 100pF, Fig. 4 ; S2 closed RS-422, RS-485 MODES t PZL; Tri-state to Output LOW 2.80 0.0 µs C L = 100pF, Fig. 4 & 6; S closed t PZH; Tri-state to Output HIGH 0.0 2.0 µs C L = 100pF, Fig. 4 & 6; S2 closed t PLZ; Output LOW to Tri-state 0.0 2.0 µs C L = 15pF, Fig. 4 & 6; S closed t PHZ; Output HIGH to Tri-state 0.0 2.0 µs C L = 15pF, Fig. 4 & 6; S2 closed V.35 MODE t PZL; Tri-state to Output LOW 2.60 0.0 µs C L = 100pF, Fig. 4 & 6; S closed t PZH; Tri-state to Output HIGH 0.0 2.0 µs C L = 100pF, Fig. 4 & 6; S2 closed t PLZ; Output LOW to Tri-state 0.0 2.0 µs C L = 15pF, Fig. 4 & 6; S closed t PHZ; Output HIGH to Tri-state 0.5 2.0 µs C L = 15pF, Fig. 4 & 6; S2 closed RECEIVER INPUT GRAPHS RS-422 RECEIVER +3.25mA -3.25mA +3V +10V -3V -10V Maximum Input Current Versus Voltage RS-485 RECEIVER +1.0mA -0.6mA +6V +12V -3V -7V Maximum Input Current Versus Voltage 1 Unit Load RS-423 RECEIVER +3.25mA -3.25mA +3V +10V -3V -10V Maximum Input Current Versus Voltage |
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