Figure 5-1. D, DB, DW, or PW P…

MAX3232CPWR

ActiveDrivers, Receivers, TransceiversTSSOP

IC TRANSCEIVER FULL 2/2 16TSSOP

MAX3232CPWR is a multichannel RS-232 line driver and receiver operating with 3-V to 5.5-V supply, featuring two drivers and two receivers, up to 250 kbit/s data rate, ±15-kV ESD protection, and a 16-pin TSSOP package.Checked against the datasheet

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Technical parameters

Key specs

ProtocolRS-232

Drivers/Receivers2

Data rate250 kbpsMax

Supply voltage3 ~ 5.5 V

Datasheet-verified parameters

22 items

Parameter	Value and test conditions	Source
Protocol	RS-232 (Meets or exceeds the requirements of TIA/EIA-232-F and ITU V.28 standards)
Drivers / Receivers	Two drivers and two receivers
Data Rate	Up to 250 kbit/s
Supply Voltage	3 V to 5.5 V (Recommended: 3 V to 3.6 V or 4.5 V to 5.5 V)
Package	TSSOP (PW) (16), 5.00 mm × 4.40 mm
Operating Temperature	0 °C to 70 °C (MAX3232C)
Grade	Commercial (MAX3232C)
RoHS	Yes
Supply Current	Typ 0.3 mA, Max 1 mA (No load, VCC = 3.3 V to 5 V)
ESD Protection	±15 kV (HBM, RIN, DOUT, and GND pins)
Driver High-Level Output Voltage	Min 5 V, Typ 5.4 V (DOUT at RL = 3 kΩ to GND, DIN = GND)
Driver Low-Level Output Voltage	Min -5 V, Typ -5.4 V (DOUT at RL = 3 kΩ to GND, DIN = VCC)
Driver Short-Circuit Output Current	Typ ±35 mA, Max ±60 mA (VCC = 3.6 V or 5.5 V, VO = 0 V)
Receiver High-Level Output Voltage	Min VCC - 0.6 V, Typ VCC - 0.1 V (IOH = -1 mA)
Receiver Low-Level Output Voltage	Max 0.4 V (IOL = 1.6 mA)
Receiver Positive-Going Input Threshold Voltage	Typ 1.5 V (VCC = 3.3 V), Typ 1.8 V (VCC = 5 V)
Receiver Negative-Going Input Threshold Voltage	Typ 1.2 V (VCC = 3.3 V), Typ 1.5 V (VCC = 5 V)
Receiver Input Resistance	Min 3 kΩ, Typ 5 kΩ, Max 7 kΩ (VI = ±3 V to ±25 V)
Absolute Maximum Rating - Supply Voltage	Min -0.3 V, Max 6 V
Absolute Maximum Rating - Storage Temperature	Min -65 °C, Max 150 °C
External Capacitors	4 × 0.1 μF (at VCC = 3.3 V)
Pin Count	16

All parameters (16)ExpandCollapse

Power
Voltage - Supply	3V ~ 5.5V
Environment and package
Mounting Type	Surface Mount
Operating Temperature	0°C~70°C
Package	Tape & Reel (TR); Cut Tape (CT); Digi-Reel®
Package / Case	16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package	16-TSSOP
Other
Base Product Number	MAX3232
Data Rate	250kbps
Duplex	Full
Mfr	Texas Instruments
Number of Drivers/Receivers	2/2
Product Status	Active
Protocol	RS232
Receiver Hysteresis	300 mV
Series	-
Type	Transceiver

Pinout and package

Pin	Name	Function
1	C1+	(Positive lead of C1 capacitor)
2	V+	(Positive charge pump output for storage capacitor only)
3	C1-	(Negative lead of C1 capacitor)
4	C2+	(Positive lead of C2 capacitor)
5	C2-	(Negative lead of C2 capacitor)
6	V-	(Negative charge pump output for storage capacitor only)
7	DOUT2	(RS232 line data output to remote RS232 system)
8	RIN2	(RS232 line data input from remote RS232 system)
9	ROUT2	(Logic data output to UART)
10	DIN2	(Logic data input from UART)
11	DIN1	(Logic data input from UART)
12	ROUT1	(Logic data output to UART)
13	RIN1	(RS232 line data input from remote RS232 system)
14	DOUT1	(RS232 line data output to remote RS232 system)
15	GND	(Ground)
16	VCC	(Supply Voltage, Connect to external 3 V to 5.5 V power supply)

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DatasheetDatasheet · 1.7 MB · 2026-11-02

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