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P8042AH Datasheet(PDF) 1 Page - Intel Corporation |
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P8042AH Datasheet(HTML) 1 Page - Intel Corporation |
1 / 20 page November 1994 Order Number 210393-008 UPI-41AH42AH UNIVERSAL PERIPHERAL INTERFACE 8-BIT SLAVE MICROCONTROLLER Y UPI-41 6 MHz UPI-42 125 MHz Y Pin Software and Architecturally Compatible with all UPI-41 and UPI-42 Products Y 8-Bit CPU plus ROMOTP EPROM RAM IO TimerCounter and Clock in a Single Package Y 2048 x 8 ROMOTP 256 x 8 RAM on UPI-42 1024 x 8 ROMOTP 128 x 8 RAM on UPI-41 8-Bit TimerCounter 18 Programmable IO 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 Interchangeable ROM and OTP EPROM Versions Y Expandable IO Y Sync Mode Available Y Over 90 Instructions 70% Single Byte Y Available in EXPRESS Standard Temperature Range Y inteligent Programming Algorithm Fast OTP Programming Y Available in 40-Lead Plastic and 44- Lead Plastic Leaded Chip Carrier Packages (See Packaging Spec Order 240800-001) Package Type P and N The Intel UPI-41AH and UPI-42AH are general-purpose Universal Peripheral Interfaces that allow the designer to develop customized solutions for peripheral device control They are essentially ‘‘slave’’ microcontrollers or microcontrollers with a slave interface included on the chip Interface registers are included to enable the UPI device to function as a slave peripheral controller in the MCS Modules and iAPX family as well as other 8- 16- and 32-bit systems To allow full user flexibility the program memory is available in ROM and One-Time Programmable EPROM (OTP) All UPI-41AH and UPI-42AH devices are fully pin compatible for easy transition from prototype to production level designs 210393 – 2 Figure 1 DIP Pin Configuration 210393 – 3 Figure 2 PLCC Pin Configuration |
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