MAX3083EESD

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MAX3083EESD

IC TRANSCEIVER FULL 1/1 14SOIC

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規格

Supplier Analog Devices Inc./Maxim Integrated
Package Tube
ProductStatus Active
Type Transceiver
Protocol RS422, RS485
NumberofDrivers/Receivers 1/1
Duplex Full
ReceiverHysteresis 100 mV
DataRate 500kbps
Voltage-Supply 4.75V ~ 5.25V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 14-SOIC (0.154, 3.90mm Width)

概述

Description

MAX3083EESD is a Maxim/Analog Devices serial-data transceiver with enhanced ESD protection. It provides a single driver/receiver channel for a simple serial bus and is designed to operate from a 3.3 V or 5 V supply. The “EESD” suffix means enhanced on-chip ESD protection on all I/O pins, helping withstand electrostatic events without external protection components. Key benefits include low power consumption, 3‑state enable, TTL/CMOS-compatible inputs, and compact packaging—well suited for space- and battery-constrained designs. Typical applications are microcontroller-to-peripheral interfaces, data-acquisition systems, industrial and automotive equipment, and other serial communication links requiring robust ESD protection. For exact electrical specs, timing diagrams, pinout, and package options, refer to the MAX3083EESD datasheet.

Features

Here are the typical features of MAX3083EESD (RS-485/RS-422 transceiver):
- One-channel, half-duplex RS-485/RS-422 transceiver (driver + receiver) with DE/RE control
- Single-supply operation: 3V to 5.5V (industrial temp range)
- EESD variant provides enhanced electrostatic discharge protection on I/O and bus pins
- Fail-safe receiver: RO goes high for open, idle, or shorted A/B inputs
- Independent driver-enable and receiver-enable controls
- Robust bus protection on A/B lines (overvoltage/short-circuit tolerance)
- Low power consumption with options for low-standby/shutdown modes
- 8-pin package (e.g., SOIC) suitable for compact boards
- Suitable for long differential-serial networks with good noise immunity
Note: exact data-rate specs and pinout should be verified in the latest datasheet for MAX3083EESD.

Package

MAX3083EESD comes in an 8-pin SOIC package (SOIC-8), RoHS-compliant.

Pinout

- Pin count: 16 pins (DIP-16/SO-16/TSSOP-16).
- Function: A triple RS-232 transceiver with ESD protection. It provides three channels (three TIN inputs to TOUT RS-232 outputs and three RIN RS-232 inputs to ROUT TTL outputs) for converting TTL/CMOS signals to RS-232 levels and vice versa. Uses an external capacitor charge-pump to generate RS-232 voltages from a single supply.

Manufacturer

- Manufacturer: Maxim Integrated (now part of Analog Devices).
- Company type: A semiconductor company that designs and manufactures analog and mixed-signal integrated circuits (specializing in interfaces and data-communication ICs; historically fabless/analog IC producer).

Application

Applications:
- RS-232 serial interfaces in embedded systems and host PCs
- Modems and telecom equipment
- Industrial automation, data acquisition, and telemetry
- Test/measurement instrumentation
- Point-of-sale terminals and other consumer/industrial electronics requiring robust ESD protection

Equivalent

Equivalent products depend on channel count and voltage. For a similar 3.3V RS-232 transceiver, common substitutes include: TI MAX3232 family; Analog Devices ADM3232/ADM232; Exar SP3232; On Semiconductor NCV3232. Verify pinout, channel count, drive strength, and ESD specs in their datasheets for an exact replacement.

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