Y 8742: 12 MHz
Y Pin, Software and Architecturally
Compatible with 8741A
Y 8-Bit CPU plus ROM, RAM, I/O, Timer
and Clock in a Single Package
Y 2048 x 8 EPROM, 128 x 8 RAM, 8-Bit
Timer/Counter, 18 Programmable I/O
Pins
Y One 8-Bit Status and Two Data
Registers for Asynchronous Slave-to-
Master Interface

Y DMA, Interrupt, or Polled Operation
Supported
Y Fully Compatible with all Intel and Most
Other Microprocessor Families
Y Expandable I/O
Y RAM Power-Down Capability
Y Over 90 Instructions: 70% Single Byte
Y Available in EXPRESS
ÐStandard Temperature Range