text.skipToContent text.skipToNavigation
Product Variant Information section
Product Specification Section
Pricing Section

Stock : 1 376

Sur commande :Order inventroy details 1 091
Stock d'usine :Stock d'usine : 0
Délai d'usine : N/A
Commande minimale : 1
Multiples de : 1
Quantité Prix Internet
1 $6.32
15 $5.88
30 $5.78
100 $5.60
200+ $5.50
Total :

6,32 $

Attributes Table
Data Rate 1Mbps
No of Functions / Channels 2
Interface Circuit Type Parallel
Supply Voltage-Nom 4.75V to 5.25V
Supply Current 6mA
Clock Frequency-Max 16MHz
Operating Temperature 0°C to 70°C
Storage Temperature Range -65°C to +150°C
Fonctionnalités et applications

The XR-68C681 device offers a single IC solution for the 68000 family of microprocessors.

The DUART is fabricated using advanced two layer metal, with a high performance density EPI/CMOS 1.8 process to provide high performance and low power consumption, and is packaged in a 40 pin DIP or a 44 pin PLCC.


  • Two Full Duplex, Independent Channels
  • Asynchronous Receiver and Transmitter
  • Quadruple-Buffered Receiver, Dual Buffered Transmitter
  • Programmable Stop Bits in 1/16 Bit Increments
  • Internal Bit Rate Generators with 23 Different Bit Rates
  • Independent Bit Rate Selection for Each Transmitter and Receiver
  • External Clock Capability
  • Maximum Bit Rate: 1X Clock - 1Mb/s, 16X Clock - 125Kb/s
  • Normal, AUTOECHO, Local LOOPBACK and Remote LOOPBACK Modes
  • Multi-function 16 Bit Counter/Timer
  • Interrupt Output with Eight Maskable Interrupt Conditions
  • Interrupt Vector Output on Acknowledge
  • 8 General Purpose Outputs
  • 6 General Purpose Inputs with Change of States Detectors on Inputs
  • On-chip Oscillator for Crystal
  • Standby Mode to Reduce Operating Power
  • Compatible with the Motorola MC68681 and the Signetic SCC68692 Devices
  • Advanced CMOS Low Power Technology
  • Pb-Free, RoHS Compliant Versions Offered