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ADM237LAN 数据表(PDF) 9 Page - Analog Devices |
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ADM237LAN 数据表(HTML) 9 Page - Analog Devices |
9 / 20 page ADM231L–ADM234L/ADM236L–ADM241L Rev. C | Page 9 of 20 TYPICAL OPERATING CIRCUITS ADM231L 1 µF +16V C1+ C1– T1IN T1 T1OUT T2IN T2 T2OUT RS-232 OUTPUTS R1OUT R1 R1IN R2OUT R2IN TTL/CMOS OUTPUTS R2 V– 1 µF +16V +12V TO –12V VOLTAGE INVERTER V+ GND +7.5V TO +13.2V VCC 1 µF +5V INPUT TTL/CMOS INPUTS1 RS-232 INPUTS2 1INTERNAL 400k Ω PULL-UP RESISTOR ON EACH TTL/CMOS INPUT. 2INTERNAL 5k Ω PULL-DOWN RESISTOR ON EACH RS-232 INPUT. 1 2 8 7 9 6 12 5 10 4 11 3 13 14 Figure 17. ADM231L Typical Operating Circuit (PDIP Pinout) ADM232L 1 µF +6.3V 1 µF +16V C1+ C1– C2– C2+ T1IN T1 T1OUT T2IN T2 T2OUT RS-232 OUTPUTS R1OUT R1 R1IN R2OUT R2IN TTL/CMOS OUTPUTS R2 V– 1 µF +16V +10V TO –10V VOLTAGE INVERTER 1 µF +6.3V 1 µF +6.3V 5V INPUT V+ VCC +5V TO +10V VOLTAGE DOUBLER GND TTL/CMOS INPUTS1 RS-232 INPUTS2 1INTERNAL 400k Ω PULL-UP RESISTOR ON EACH TTL/CMOS INPUT. 2INTERNAL 5k Ω PULL-DOWN RESISTOR ON EACH RS-232 INPUT. Figure 18. ADM232L Typical Operating Circuit ADM233L C1+ C1– V– V– T1IN T1 T1OUT T2IN T2 T2OUT RS-232 OUTPUTS R1OUT R1 R1IN R2OUT R2IN TTL/CMOS OUTPUTS R2 C2– C2+ VCC GND +5V INPUT GND INTERNAL –10V POWER SUPPLY INTERNAL +10V POWER SUPPLY V+ C2+ C2– DO NOT MAKE CONNECTIONS TO THESE PINS TTL/CMOS INPUTS1 RS-232 INPUTS2 1INTERNAL 400k Ω PULL-UP RESISTOR ON EACH TTL/CMOS INPUT. 2INTERNAL 5k Ω PULL-DOWN RESISTOR ON EACH RS-232 INPUT. Figure 19. ADM233L Typical Operating Circuit ADM234L 1 µF +6.3V 1 µF +16V C1+ C1– C2– C2+ T1IN T1 T1OUT T2IN T2 T2OUT RS-232 OUTPUTS V– 1 µF +16V +10V TO –10V VOLTAGE INVERTER 1 µF +6.3V 1 µF +6.3V 5V INPUT V+ VCC +5V TO +10V VOLTAGE DOUBLER T3 T4 T3IN T4IN GND T3OUT T4OUT TTL/CMOS INPUTS1 1INTERNAL 400k Ω PULL-UP RESISTOR ON EACH TTL/CMOS INPUT. Figure 20. ADM234L Typical Operating Circuit |
类似零件编号 - ADM237LAN |
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类似说明 - ADM237LAN |
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