MAX232CPE
Analog Devices Inc./Maxim IntegratedUnited States

MAX232CPE

ObsoleteDrivers, Receivers, Transceivers16 Plastic DIP

IC TRANSCEIVER FULL 2/2 16DIP

MAX232CPE is a +5V powered RS-232 dual driver/dual receiver in a 16-pin Plastic DIP package, operating from 0°C to +70°C, with integrated charge pump circuitry requiring no external ±12V supply.Checked against the datasheet

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Technical parameters

Key specs

ProtocolRS-232
Drivers/Receivers2
Data rate120 kbpsMax
Supply voltage≥ 5 V

Datasheet-verified parameters

24 items
ParameterValue and test conditionsSource
ProtocolEIA/TIA-232E, V.28/V.24
No. of RS-232 Drivers/Rx2/2
Data Rate120 kbps (64 kbps)
Power Supply+5V
Package16 Plastic DIP
Operating Temperature0°C to +70°C
GradeCommercial (C)
RoHSCompliant (indicated by + suffix in ordering table)
Recommended Operating VoltageVCC = +5V ± 10%
Absolute Maximum VoltageVCC: -0.3V to +6V
Output Voltage SwingMin ±5.0V, Typ ±7.3V (All transmitter outputs loaded with 3kΩ to ground)
VCC Supply CurrentTyp 5mA, Max 10mA (No load, TA = +25°C)
Input Logic-Low VoltageMax 0.8V (TIN, EN, SHDN)
Input Logic-High VoltageMin 2.0V (TIN)
Receiver Input Voltage Operating Range-30V to +30V
RS-232 Input Threshold LowMin 0.8V, Typ 1.2V (TA = +25°C, VCC = +5V, Normal operation)
RS-232 Input Threshold HighTyp 1.7V, Max 2.4V (TA = +25°C, VCC = +5V, Normal operation)
RS-232 Input HysteresisMin 0.2V, Typ 0.5V, Max 1.0V (VCC = +5V)
TTL/CMOS Output Voltage LowMax 0.4V (IOUT = 1.6mA)
TTL/CMOS Output Voltage HighMin 3.5V, Typ VCC - 0.4V (IOUT = -1mA)
Propagation DelayTyp 0.5μs, Max 10μs (RS-232 IN to TTL/CMOS OUT, CL = 150pF, Normal operation)
Transmitter Output Short-Circuit CurrentTyp ±10mA
No. of Ext Cap4
Nominal Capacitor Value1.0μF, 0.1μF
All parameters (16)ExpandCollapse
Power
Voltage - Supply4.5V ~ 5.5V
Environment and package
Mounting TypeThrough Hole
Operating Temperature0°C ~ 70°C
PackageTube
Package / Case16-DIP (0.300", 7.62mm)
Supplier Device Package16-PDIP
Other
Base Product NumberMAX232
Data Rate120Kbps
DuplexFull
MfrAnalog Devices Inc./Maxim Integrated
Number of Drivers/Receivers2/2
Product StatusObsolete
ProtocolRS232
Receiver Hysteresis500 mV
Series-
TypeTransceiver

Pinout and package

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TOP VIEW
Package: 16 Plastic DIP
PinNameFunctionSource
1C1+(Charge pump capacitor C1 positive)
2V+(Positive supply output)
3C1-(Charge pump capacitor C1 negative)
4C2+(Charge pump capacitor C2 positive)
5C2-(Charge pump capacitor C2 negative)
6V-(Negative supply output)
7T2OUT(Driver 2 RS-232 output)
8R2IN(Receiver 2 RS-232 input)
9R2OUT(Receiver 2 TTL/CMOS output)
10T2IN(Driver 2 TTL/CMOS input)
11T1IN(Driver 1 TTL/CMOS input)
12R1OUT(Receiver 1 TTL/CMOS output)
13R1IN(Receiver 1 RS-232 input)
14T1OUT(Driver 1 RS-232 output)
15GND(Ground)
16VCC(Positive supply input)

Documents

DatasheetDatasheet · 2.5 MB · 2026-10-29
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