ADM232AARW-REEL
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Analog Devices Inc. ADM232AARW-REEL

Manufacturer No:
ADM232AARW-REEL
Manufacturer:
Analog Devices Inc.
Package:
Tape & Reel (TR)
Description:
IC TRANSCEIVER FULL 2/2 16SOIC
Delivery:
Payment:
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iso9001
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Product Introduction

Overview

The ADM232AARW-REEL, produced by Analog Devices Inc., is a high-speed RS-232 line driver/receiver integrated circuit. It belongs to the ADM222, ADM232A, and ADM242 family, which offers transmission rates up to 200 kB/s. This device operates from a single 5 V power supply and utilizes an on-chip charge pump to generate the necessary RS-232 bipolar levels using small external capacitors. The ADM232AARW-REEL is designed to be pin-compatible with the MAX222/MAX232A/MAX242, making it a versatile upgrade for various applications.

Key Specifications

ParameterValue
Operating Voltage5 V
Transmission RateUp to 200 kB/s
RS-232 Drivers2
RS-232 Receivers2
Quiescent Power Supply Current< 5 mA
Transition Region Slew Rate3 to 30 V/µs (CL = 50 pF to 1000 pF, RL = 3 kΩ to 7 kΩ)
Transmitter Propagation Delay (TTL to RS-232)0.85 to 3.5 µs
Receiver Propagation Delay (RS-232 to TTL)0.1 to 0.5 µs
External Capacitors Required4 x 0.1 µF

Key Features

  • High-speed transmission rates up to 200 kB/s
  • Single 5 V power supply operation
  • On-chip charge pump for generating ±10 V from 5 V input
  • Low power consumption with quiescent current under 5 mA
  • Pin-compatible with MAX222/MAX232A/MAX242
  • Internal 400 kΩ pull-up resistors on TTL/CMOS inputs and 5 kΩ pull-down resistors on RS-232 inputs
  • Enable and shutdown functions for power management

Applications

  • Computers and peripherals
  • Modems
  • Printers
  • Instruments

Q & A

  1. What is the operating voltage of the ADM232AARW-REEL? The operating voltage is 5 V.
  2. What is the maximum transmission rate of the ADM232AARW-REEL? The maximum transmission rate is up to 200 kB/s.
  3. How many RS-232 drivers and receivers does the ADM232AARW-REEL have? It has 2 RS-232 drivers and 2 RS-232 receivers.
  4. What is the quiescent power supply current of the ADM232AARW-REEL? The quiescent power supply current is under 5 mA.
  5. What is the purpose of the on-chip charge pump in the ADM232AARW-REEL? The on-chip charge pump generates ±10 V from the 5 V input supply.
  6. What external components are required for the charge pump? Four 0.1 µF external capacitors are required.
  7. Is the ADM232AARW-REEL pin-compatible with other devices? Yes, it is pin-compatible with MAX222/MAX232A/MAX242.
  8. What are the typical applications of the ADM232AARW-REEL? Typical applications include computers, peripherals, modems, printers, and instruments.
  9. How does the ADM232AARW-REEL manage power consumption? It has enable and shutdown functions to minimize power consumption.
  10. What is the slew rate of the ADM232AARW-REEL? The slew rate is between 3 to 30 V/µs (CL = 50 pF to 1000 pF, RL = 3 kΩ to 7 kΩ).

Product Attributes

Type:Transceiver
Protocol:RS232
Number of Drivers/Receivers:2/2
Duplex:Full
Receiver Hysteresis:400 mV
Data Rate:200kbps
Voltage - Supply:4.5V ~ 5.5V
Operating Temperature:-40°C ~ 85°C
Mounting Type:Surface Mount
Package / Case:16-SOIC (0.295", 7.50mm Width)
Supplier Device Package:16-SOIC
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Similar Products

Part Number ADM232AARW-REEL ADM232AARWZ-REEL ADM232AARN-REEL
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Obsolete Active Obsolete
Type Transceiver Transceiver Transceiver
Protocol RS232 RS232 RS232
Number of Drivers/Receivers 2/2 2/2 2/2
Duplex Full Full Full
Receiver Hysteresis 400 mV 400 mV 400 mV
Data Rate 200kbps 200kbps 200kbps
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 4.5V ~ 5.5V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount Surface Mount
Package / Case 16-SOIC (0.295", 7.50mm Width) 16-SOIC (0.295", 7.50mm Width) 16-SOIC (0.154", 3.90mm Width)
Supplier Device Package 16-SOIC 16-SOIC 16-SOIC

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