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ADM236LJR Datenblatt(PDF) 8 Page - Analog Devices |
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ADM236LJR Datenblatt(HTML) 8 Page - Analog Devices |
8 / 16 page ADM223/ADM230L–ADM241L –8– REV. 0 T1IN ADM238L RS-232 OUTPUTS TTL/CMOS INPUTS * T1OUT GND 8 T2IN T3IN T4IN T2OUT T3OUT T4OUT T3 19 5 18 1 2 24 T4 T2 T1 RS-232 INPUTS ** TTL/CMOS OUTPUTS R1IN R2IN R3IN R1OUT R2OUT R3OUT R3 R2 R1 *INTERNAL 400k Ω PULL-UP RESISTOR ON EACH TTL/CMOS INPUT **INTERNAL 5k Ω PULL-DOWN RESISTOR ON EACH RS-232 INPUT 3 7 23 4 22 6 +5V TO +10V VOLTAGE DOUBLER +10V TO –10V VOLTAGE INVERTER 14 13 12 10 15 1µF 16V 11 1µF 6.3V +5V INPUT VCC V+ V– C1+ C1– C2+ C2– 1µF 6.3V 1µF 16V 21 20 9 R4IN R4OUT R4 16 17 1µF Figure 18. ADM238L Typical Operating Circuit T1IN ADM239L NC RS-232 OUTPUTS TTL/CMOS INPUTS * T1OUT GND 3 T2IN T3IN T2OUT T3OUT T3 23 24 16 15 20 13 19 T2 T1 RS-232 INPUTS ** TTL/CMOS OUTPUTS R3IN R4IN R5IN R3OUT R4OUT R5OUT R5 R4 R3 14 *INTERNAL 400k Ω PULL-UP RESISTOR ON EACH TTL/CMOS INPUT **INTERNAL 5k Ω PULL-DOWN RESISTOR ON EACH RS-232 INPUT EN 9 18 12 10 11 17 +12V TO –12V VOLTAGE INVERTER 7 6 8 1µF 16V 5 +5V INPUT VCC V+ V– C1+ C1– 1µF 16V 4 +7.5V TO +13.2V INPUT R1IN R2IN R1OUT R2OUT R2 R1 2 21 22 1 1µF Figure 20. ADM239L Typical Operating Circuit 1 2 3 7 24 23 22 18 8 9 10 17 16 15 11 12 14 13 4 5 21 20 6 19 TOP VIEW (Not to Scale) ADM238L T1IN R1IN T1OUT R2OUT T2OUT VCC GND R4IN R2IN R3IN R3OUT R1OUT R4OUT T2IN T3IN T3OUT V+ V– C1+ C1– C2+ C2– T4IN T4OUT Figure 17. ADM238L DIP/SOIC Pin Configuration 1 2 3 7 24 23 22 18 8 9 10 17 16 15 11 12 14 13 4 5 21 20 6 19 TOP VIEW (Not to Scale) ADM239L R4IN R5IN R1IN R4OUT R1OUT VCC GND T3IN T2IN R2OUT R5OUT R3OUT R3IN T1OUT T1IN V+ NC C+ C– T3OUT R2IN T2OUT V– EN NC = NO CONNECT Figure 19. ADM239L DIP/SOIC Pin Configuration |
Ähnliche Teilenummer - ADM236LJR |
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Ähnliche Beschreibung - ADM236LJR |
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