SCN2681AC1N40 - Dual asynchronous receiver/transmitter-DIP40

SCN2681AC1N40 - Dual asynchronous receiver/transmitter - DIP40

Caracteristicas:
•Dual full-duplex asynchronous receiver/transmitter
•Quadruple buffered receiver data registers
•Programmable data format
–5 to 8 data bits plus parity
–Odd, even, no parity or force parity
–1, 1.5 or 2 stop bits programmable in 1/16-bit increments
•Programmable baud rate for each receiver and transmitter
selectable from:
–22 fixed rates: 50 to 115.2k baud
•16-bit programmable Counter/Timer
–Non-standard rates to 115.2Kb
–One user-defined rate derived from programmable
timer/counter
–External 1X or 16X clock
•Parity, framing, and overrun error detection
•False start bit detection
•Line break detection and generation
•Programmable channel mode
–Normal (full-duplex)
–Automatic echo
–Local loopback
–Remote loopback
•Multi-function programmable 16-bit counter/timer
•Multi-function 7-bit input port
–Can serve as clock or control inputs
–Change of state detection on four inputs
–typical pull-up resistor
•Multi-function 8-bit output port
–Individual bit set/reset capability
–Outputs can be programmed to be status/interrupt signals
•Versatile interrupt system
–Single interrupt output with eight maskable interrupting
conditions
–Output port can be configured to provide a total of up to six
separate wire-ORable interrupt outputs
•Maximum data transfer: 1X – 1MB/sec, 16X – 125kB/sec
•Automatic wake-up mode for multidrop applications
•Start-end break interrupt/status
•Detects break which originates in the middle of a character
•On-chip crystal oscillator
•Single +5V power supply
•Commercial and industrial temperature ranges available
•DIP and PLCC packages