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MAX3232IPWR

Name: MAX3232IPWR
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 2/2 16TSSOP

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Mfr。パート #MAX3232IPWR
パッケージ TSSOP (PW)-16
データシート
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仕様

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Transceiver
Protocol	RS232
NumberofDrivers/Receivers	2/2
Duplex	Full
ReceiverHysteresis	300 mV
DataRate	250kbps
Voltage-Supply	3V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	16-TSSOP (0.173, 4.40mm Width)

概要

Description

The MAX3232IPWR is a dual transceiver designed for asynchronous serial communication, particularly in RS-232 applications. It converts TTL-level signals to RS-232 levels and vice versa, enabling communication between microcontrollers and RS-232 devices. The device operates with a single power supply voltage ranging from 3.0V to 5.5V, making it suitable for low-voltage applications.
Key features include a high data rate of up to 250 kbps, integrated capacitors for charge pump operation, and a small 20-pin TSSOP package, which is ideal for space-constrained designs. The MAX3232IPWR supports a wide temperature range, making it reliable in various environments. Its dual channels allow simultaneous communication, enhancing efficiency in multi-device applications.
Common applications include PC communication, microcontroller interfacing, and data acquisition systems. Overall, the MAX3232IPWR is a versatile solution for integrating RS-232 connectivity in modern electronic designs.

Features

The MAX3232IPWR is a dual transceiver designed for RS-232 communication, featuring the following key attributes:
1. Voltage Range: Operates with a supply voltage of +3.0V to +5.5V, making it suitable for low-power applications.
2. Data Rate: Supports data rates up to 250 kbps, ensuring efficient transmission.
3. Dual Transceiver: Contains two drivers and two receivers, allowing for full-duplex communication over a single chip.
4. Input/Output Levels: Converts TTL/CMOS logic levels to RS-232 voltage levels, compatible with standard RS-232 devices.
5. Integrated Charge Pump: Includes an internal charge pump for generating the necessary RS-232 voltage levels, eliminating the need for external components.
6. Temperature Range: Operates over a wide temperature range of -40°C to +85°C, suitable for industrial applications.
7. Compact Package: Available in a 28-pin TSSOP package, saving board space.
These features make the MAX3232IPWR ideal for interfacing microcontrollers with RS-232 devices in various applications.

Package

The MAX3232IPWR is packaged in a small, thin, quad flat no-lead (QFN) package. This type is characterized by its low profile and compact dimensions, making it suitable for space-constrained applications.

Pinout

The MAX3232IPWR is a dual RS-232 transceiver that operates with a pin count of 16. It is designed to convert TTL/CMOS logic levels to RS-232 levels and vice versa. The primary functions of its pins are as follows:
1. V+ (Pin 1): Positive power supply input (typically +3V to +5.5V).
2. V- (Pin 2): Negative power supply input (commonly -3V to -5.5V).
3. T1IN (Pin 3): Transmit data input for channel 1.
4. T1OUT (Pin 4): Transmit data output for channel 1.
5. R1IN (Pin 5): Receive data input for channel 1.
6. R1OUT (Pin 6): Receive data output for channel 1.
7. T2IN (Pin 7): Transmit data input for channel 2.
8. T2OUT (Pin 8): Transmit data output for channel 2.
9. R2IN (Pin 9): Receive data input for channel 2.
10. R2OUT (Pin 10): Receive data output for channel 2.
11. GND (Pin 11): Ground connection.
12-16: Various capacitors for charge pump and additional features.
In summary, the MAX3232IPWR facilitates serial communication by converting signal levels between TTL and RS-232 standards.

Manufacturer

The MAX3232IPWR is manufactured by Maxim Integrated, which is a subsidiary of Analog Devices, Inc. Maxim Integrated specializes in designing and producing a wide range of analog and mixed-signal semiconductor products. Their product portfolio includes data converters, amplifiers, voltage regulators, interface ICs, and more, catering to various applications in automotive, industrial, consumer electronics, and telecommunications sectors. The MAX3232 is particularly known for its capability to convert signals from RS-232 to TTL levels and vice versa, making it useful for communication interfaces in embedded systems.

Application

The MAX3232IPWR is a dual-channel RS-232 transceiver used for converting TTL/CMOS logic levels to RS-232 voltage levels. Its application areas include microcontroller communication, serial data transmission in embedded systems, point-of-sale terminals, GPS devices, industrial automation, and remote sensor interfaces. It is commonly utilized in environments where short-distance data transfer needs to interface with RS-232 compatible devices.

Equivalent

Equivalent products to the MAX3232IPWR include the ST3232, ADM3251, and SP3232. These chips serve similar functions for RS-232 communication, providing level shifting and signal conversion. Always check the specific voltage ranges, data rates, and pin configurations to ensure compatibility with your application.