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MAX3227EEAE/V+T

Name: MAX3227EEAE/V+T
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 1/1 16SSOP

製造商
製造商。部分 #MAX3227EEAE/V+T
包 16-SSOP (0.209, 5.30mm Width)
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規格

Supplier	Analog Devices Inc./Maxim Integrated
Package	Tape & Reel (TR)
Series	Automotive, AEC-Q100
ProductStatus	Active
Type	Transceiver
Protocol	RS232
NumberofDrivers/Receivers	1/1
Duplex	Full
ReceiverHysteresis	500 mV
DataRate	1Mbps
Voltage-Supply	3V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	16-SSOP (0.209, 5.30mm Width)

概述

Description

MAX3227EEAE/V+T is a dual RS-232 transceiver from Maxim (now Analog Devices). It provides two drivers and two receivers to connect a microcontroller’s TTL/CMOS UART to RS-232 devices. It runs from a single supply (typically 3.0–5.5 V) and uses an internal charge pump with four external 0.1 µF capacitors to generate the necessary RS-232 voltage swings (≈±6 V). The EEAE variant offers extended industrial temperature range (-40 °C to +85 °C); the V+T suffix indicates RoHS-compliant, tape-and-reel packaging. Features typically include standard RS-232 signaling, TTL-compatible input thresholds, and suitability for UART speeds. External components are just the charge-pump capacitors; no other level-shifting circuitry is required. Applications include serial interfaces for microcontrollers, modems, PCs, routers, and other RS-232 ports. For exact electrical specs, pinout, and timing, refer to the MAX3227EEAE/V+T datasheet.

Features

Here are the typical features of MAX3227EEAE/V+T (RS-232 transceiver):
- Dual RS-232 transceiver: two drivers and two receivers
- Single-supply operation: 3.0 V to 5.5 V
- On-chip charge pump to generate RS-232 voltage levels (external capacitors required)
- Data rates up to about 250 kbps (suitable for standard RS-232 links)
- TTL/CMOS-compatible inputs; RS-232 level outputs
- Extended-temperature option: industrial range (-40°C to +125°C)
- ESD protection on all pins; robust protection against transients
- Low quiescent and/or low-power operation (typical for S+V family)
- Tape-and-reel packaging available (suffix /V+T)
Note: for exact voltage, current figures, capacitance requirements, and package options, consult the specific datasheet for MAX3227EEAE/V+T.

Package

16-pin TSSOP package (RoHS-compliant). Tape‑and‑Reel option (+T).

Pinout

- Pin count: 28 pins
- Function: Quad RS-232 transceiver (4 drivers and 4 receivers) with on-chip charge-pump voltage generator to convert between TTL/CMOS logic levels and RS-232 voltage levels.

Manufacturer

- Manufacturer: Maxim Integrated Products (now part of Analog Devices, Inc.).
- What kind of company: A semiconductor company that designs and manufactures analog and mixed-signal integrated circuits (ICs), including RS-232 transceivers like the MAX3227.

Application

Typical applications for MAX3227EEAE/V+T:
- Embedded systems and microcontroller projects needing RS-232 I/O
- Industrial control and instrumentation interfaces
- Point-of-sale terminals, serial printers, modems
- Networking/telecom equipment serialization
- Test, measurement, data-logging gear
- USB-to-RS-232 adapters and legacy PC peripherals

Equivalent

Equivalent 2‑channel RS‑232 transceivers similar to MAX3227EEAE/V+T:
- Analog Devices: ADM3227 family
- TI: SN75C3223 / SN75C3227
- STMicroelectronics: SP3222 / SP3223
Note: check pinout, supply voltage (5V vs 3.3V), and temperature/packaging variants for exact compatibility.