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MAX232CSE+

Name: MAX232CSE+
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 2/2 16SOIC

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規格

Part Status	Active
Base Product Number	MAX232
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	2/2
Duplex	Full
Data Rate	120Kbps
Voltage - Supply	4.5V ~ 5.5V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package	16-SOIC (0.154", 3.90mm Width)
Supplier Device Package	16-SOIC
Packaging	Tube
Receiver Hysteresis	500 mV

概述

Description

The MAX232CSE+ is an integrated circuit (IC) used for converting signals between TTL (Transistor-Transistor Logic) and RS-232 serial communication standards. It enables communication between microcontrollers or microprocessors and devices that use RS-232, such as modems or computers.
Key features of the MAX232CSE+ include:
1. Dual Transceivers: It contains two drivers and two receivers, allowing for full-duplex communication.
2. Voltage Level Conversion: It converts TTL voltage levels (0 to 5V) to RS-232 levels (±3V to ±25V), and vice versa.
3. Built-in Charge Pump: The IC includes a charge pump that generates the necessary voltage levels for RS-232 communication using just a single +5V supply.
4. Wide Operating Range: It operates efficiently in temperatures ranging from -40°C to 85°C.
5. Compact Package: Available in a 16-pin DIP or SOIC package, making it suitable for various circuit designs.
Overall, the MAX232CSE+ is essential for interfacing modern digital devices with legacy RS-232 systems.

Features

The MAX232CSE+ is a dual driver/receiver used for converting signals between TTL logic levels and RS-232 voltage levels. Key features include:
1. Dual Functionality: Contains two drivers and two receivers, allowing for full-duplex communication.
2. Wide Voltage Range: Operates from a single power supply of 3V to 5.5V, making it suitable for various applications.
3. Integrated Charge Pump: The built-in charge pump generates the necessary RS-232 voltage levels (±7V to ±15V) from the low voltage supply.
4. Low Power Consumption: Consumes minimal power, making it ideal for battery-operated devices.
5. High Data Rates: Supports data rates up to 120 kbps, ensuring fast communication.
6. Small Package: Available in a compact 16-pin DIP or SOIC package, facilitating easy integration into circuits.
7. Wide Temperature Range: Operates effectively in temperatures from -40°C to +85°C.
These features make the MAX232CSE+ an essential component for interfacing microcontrollers with RS-232 devices.

Package

The MAX232CSE+ is packaged in a 16-pin Dual In-line Package (DIP) configuration, specifically designed for through-hole mounting. It features a standard pin layout suitable for easy integration into electronic circuits.

Pinout

The MAX232CSE+ is a dual driver/receiver designed for asynchronous serial communication. It features a 16-pin DIP package with the following pin count and functions:
1. V+: Positive power supply (+5V).
2. V-: Negative power supply (-5V).
3. C1+: Capacitor connection for voltage generation.
4. C1-: Capacitor connection for voltage generation.
5. C2+: Capacitor connection for voltage generation.
6. C2-: Capacitor connection for voltage generation.
7. T1OUT: Transmitter output for RS-232 signal.
8. T1IN: Transmitter input from TTL logic.
9. R1OUT: Receiver output to TTL logic.
10. R1IN: Receiver input from RS-232 signal.
11. T2OUT: Second transmitter output for RS-232 signal.
12. T2IN: Second transmitter input from TTL logic.
13. R2OUT: Second receiver output to TTL logic.
14. R2IN: Second receiver input from RS-232 signal.
15. NC: Not connected.
16. GND: Ground.
The device converts TTL-level signals to RS-232 levels and vice versa, utilizing external capacitors for charge pumps to generate necessary voltage levels.

Manufacturer

The MAX232CSE+ is manufactured by Analog Devices, Inc. Analog Devices is a global company that specializes in the design and manufacturing of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, it serves various industries, including automotive, communications, healthcare, and industrial automation, providing solutions for signal processing and data conversion. The MAX232 series is particularly known for its ability to convert signals between RS-232 serial ports and TTL logic levels, making it widely used in communication applications.

Application

The MAX232CSE+ is commonly used for serial communication in embedded systems. It converts TTL/CMOS logic levels to RS-232 levels and vice versa, making it suitable for connecting microcontrollers to PCs, modems, and other RS-232 devices. Applications include data acquisition systems, industrial automation, and peripheral communication in consumer electronics. Its dual driver/receiver configuration allows for efficient data transmission in various communication protocols.

Equivalent

The MAX232CSE+ is commonly replaced by other RS-232 transceivers such as the ST202C, SP232, and MC1488/MC1489 pairs. Additionally, the MAX3221 and MAX3232 can serve as equivalents with different voltage requirements. Always check specific voltage levels and pin configurations when selecting a replacement.