ADM238LJRZ1 データシートの表示（PDF） - Analog Devices
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ADM238LJRZ1 Datasheet PDF : 20 Pages
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ADM231L–ADM234L/ADM236L–ADM241L
1µF
+6.3V
1µF
+16V
T1IN
TTL/CMOS
INPUTS1
T2IN
T3IN
T4IN
R1OUT
TTL/CMOS
OUTPUTS
R2OUT
R3OUT
EN
+5V INPUT
C1+ +5V TO +10V VCC
VOLTAGE
C1– DOUBLER
V+
C2+ +10V TO –10V
VOLTAGE
V–
C2– INVERTER
T1
1µF
+6.3V
1µF
+6.3V
1µF
+16V
T1OUT
T2
T3
T4
R1
R2
T2OUT
T3OUT
RS-232
OUTPUTS
T4OUT
R1IN
R2IN
RS-232
INPUTS2
R3
R3IN
GND ADM236L
SD
1INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT.
2INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT.
Figure 21. ADM236L Typical Operating Circuit
1µF
+6.3V
1µF
+16V
T1IN
T2IN
TTL/CMOS
INPUTS1
T3IN
T4IN
T5IN
R1OUT
TTL/CMOS
OUTPUTS
R2OUT
R3OUT
+5V INPUT
C1+ +5V TO +10V VCC
VOLTAGE
C1– DOUBLER
V+
C2+ +10V TO –10V
VOLTAGE
V–
C2– INVERTER
T1
1µF
+6.3V
1µF
+6.3V
1µF
+16V
T1OUT
T2
T3
T4
T5
R1
R2
T2OUT
T3OUT
RS-232
OUTPUTS
T4OUT
20
T5OUT
R1IN
R2IN
RS-232
INPUTS2
R3
R3IN
GND ADM237L
1INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT.
2INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT.
Figure 22. ADM237L Typical Operating Circuit
1µF
+6.3V
1µF
+16V
T1IN
TTL/CMOS
INPUTS1
T2IN
T3IN
T4IN
R1OUT
TTL/CMOS
OUTPUTS
R2OUT
R3OUT
R4OUT
+5V INPUT
C1+ +5V TO +10V VCC
VOLTAGE
C1– DOUBLER
V+
C2+ +10V TO –10V
VOLTAGE
V–
C2– INVERTER
T1
T2
T3
T4
R1
R2
R3
R4
GND ADM238L
1µF
+6.3V
1µF
+6.3V
1µF
+16V
T1OUT
T2OUT
T3OUT
RS-232
OUTPUTS
T4OUT
R1IN
R2IN
R3IN
RS-232
INPUTS2
R4IN
1INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT.
2INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT.
Figure 23. ADM238L Typical Operating Circuit
Rev. C | Page 10 of 20
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