ADM238LAN Analog Devices Inc, ADM238LAN Datasheet - Page 11
![IC TXRX QUAD RS-232 5VLP 24DIP](/photos/6/60/66064/n-24-1_sml.jpg)
ADM238LAN
Manufacturer Part Number
ADM238LAN
Description
IC TXRX QUAD RS-232 5VLP 24DIP
Manufacturer
Analog Devices Inc
Type
Transceiverr
Datasheet
1.ADM238LJNZ.pdf
(20 pages)
Specifications of ADM238LAN
Rohs Status
RoHS non-compliant
Number Of Drivers/receivers
4/4
Protocol
RS232
Voltage - Supply
4.75 V ~ 5.25 V
Mounting Type
Through Hole
Package / Case
24-DIP (0.300", 7.62mm)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ADM238LAN
Manufacturer:
MAXIM
Quantity:
139
TTL/CMOS
TTL/CMOS
OUTPUTS
INPUTS
1
1
2
INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT.
INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT.
R1
R2
R3
R4
R5
+16V
T1
T2
T3
1µF
OUT
OUT
OUT
OUT
OUT
EN
IN
IN
IN
Figure 24. ADM239L Typical Operating Circuit
C1+
C1–
+12V TO –12V
GND
INVERTER
VOLTAGE
T1
T2
T3
R2
R4
R5
R1
R3
ADM239L
V
CC
V+
V–
+5V INPUT
+7.5V TO +13.2V
INPUT
+16V
T1
T2
T3
R1
R2
R3
R4
R5
NC
1µF
1µF
OUT
OUT
OUT
IN
IN
IN
IN
IN
RS-232
OUTPUTS
RS-232
INPUTS
2
Rev. C | Page 11 of 20
TTL/CMOS
TTL/CMOS
OUTPUTS
INPUTS
ADM231L–ADM234L/ADM236L–ADM241L
1
1
2
INTERNAL 400kΩ PULL-UP RESISTOR ON EACH TTL/CMOS INPUT.
INTERNAL 5kΩ PULL-DOWN RESISTOR ON EACH RS-232 INPUT.
R1
R2
R3
R4
R5
+16V
+16V
T1
T2
T3
T4
1 µ F
1 µ F
OUT
OUT
OUT
OUT
OUT
EN
IN
IN
IN
IN
Figure 25. ADM241L Typical Operating Circuit
C1+
C1–
C2+
C2–
+10V TO –10V
+5V TO +10V
GND
DOUBLER
INVERTER
VOLTAGE
VOLTAGE
T1
T2
T3
T4
R2
R4
R5
R1
R3
ADM241L
V
V+
V–
CC
+5V INPUT
+6.3V
1 µ F
T1
T2
T3
T4
R1
R2
R3
R4
R5
SD
+16V
1 µ F
OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
RS-232
OUTPUTS
RS-232
INPUTS
+6.3V
1 µ F
2