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MAX3221CPWR

Name: MAX3221CPWR
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 1/1 16TSSOP

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製造商。部分 #MAX3221CPWR
包 TSSOP-16
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Type	Transceiver
Protocol	RS232
NumberofDrivers/Receivers	1/1
Duplex	Full
ReceiverHysteresis	500 mV
DataRate	250kbps
Voltage-Supply	3V ~ 5.5V
OperatingTemperature	0°C ~ 70°C
MountingType	Surface Mount
Package/Case	16-TSSOP (0.173, 4.40mm Width)

概述

Description

The MAX3221CPWR is a high-performance, low-power RS-232 transceiver designed for communication between microcontrollers and serial devices. It operates within a voltage range of 3V to 5.5V, making it suitable for battery-powered applications. The device features a low supply current of 1 µA in shutdown mode and up to 120 kbps data transmission rate.
The MAX3221CPWR includes integrated capacitors, reducing external component count and simplifying design. It supports up to 12V signal levels, allowing for long-distance communication while ensuring compatibility with standard RS-232 levels. The transceiver includes one driver and one receiver, providing full duplex operation.
Key applications include portable devices, handheld terminals, and any system requiring serial data communication. Its compact 20-pin TSSOP package facilitates space-saving designs in modern electronics. Overall, the MAX3221CPWR is a reliable choice for efficient and effective serial communication in various electronic applications.

Features

The MAX3221CPWR is a high-performance RS-232 transceiver designed for communication between devices in serial communication applications. Key features include:
1. Voltage Range: Operates with a supply voltage range of 3V to 5.5V.
2. Data Rate: Supports data rates up to 250 kbps.
3. Transmitter/Receiver: Contains two drivers and two receivers for full-duplex communication.
4. Low Power Consumption: Features low power operation, making it suitable for battery-powered devices.
5. EIA/TIA-232 Compliance: Complies with RS-232 standards for reliable data transmission.
6. Internal Charge Pump: Incorporates an internal charge pump for generating RS-232 voltage levels from a single supply.
7. Wide Temperature Range: Suitable for industrial applications with an operating temperature range from -40°C to +85°C.
8. Small Package: Available in a space-saving 16-pin TSSOP package.
These features make the MAX3221CPWR ideal for portable and embedded systems requiring serial communication.

Package

The MAX3221CPWR is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package) configuration, which is designed for surface mounting on printed circuit boards.

Pinout

The MAX3221CPWR is a low-power, RS-232 transceiver with a pin count of 16. It is designed to convert signals from TTL/CMOS levels to RS-232 levels and vice versa. The device operates with a supply voltage range of 3V to 5.5V and typically supports data rates up to 250 kbps.
Key functions and pin assignments include:
1. V+ (Pin 1): Supply voltage.
2. GND (Pin 2): Ground.
3. T1OUT (Pin 3): Transmit output (RS-232).
4. R1IN (Pin 4): Receive input (RS-232).
5. T2OUT (Pin 5): Second transmit output.
6. R2IN (Pin 6): Second receive input.
7. C1+ (Pin 7) & C1- (Pin 8): Capacitor connections for charge pump.
8. T1IN (Pin 9): First TTL input for data transmission.
9. R1OUT (Pin 10): First TTL output for received data.
Additional pins manage other functions such as power management and signal control.

Manufacturer

The MAX3221CPWR is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a semiconductor company that specializes in designing and manufacturing analog and mixed-signal integrated circuits. Their products are widely used in various applications including communication, automotive, industrial, and medical devices. The company focuses on providing innovative solutions that enhance performance, efficiency, and reliability in electronic systems.

Application

The MAX3221CPWR is a low-power RS-232 transceiver used in various applications, including serial communication in portable devices, industrial automation, point-of-sale systems, and telecommunications. It facilitates data transmission between microcontrollers and RS-232 compatible devices, such as modems, printers, and data loggers, while ensuring efficient power consumption and reliable signal integrity over short distances. Its compact design makes it suitable for space-constrained applications.

Equivalent

Equivalent products to the MAX3221CPWR chip include the following:
1. MAX3220 - Similar RS-232 transceiver with fewer channels.
2. SP3232 - Low-power RS-232 transceiver with similar features.
3. LT1081 - Another RS-232 driver/receiver option.
4. ADM3251 - RS-232 transceiver with integrated isolation.
Always check specific datasheets for pin compatibility and electrical characteristics before substitution.