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