XC87x Variant Devices
The XC87x product family features devices with different configurations, program memory sizes, package options, power supplyvoltage, temperature and quality profiles (Automotive or Industrial), to offer cost-effective solutions for different application requirements.

Summary of Features
The XC87x has the following features:
• High-performance XC800 Core
   – compatible with standard 8051 processor
   – two clocks per machine cycle architecture (for memory access without wait state)
   – two data pointers
• On-chip memory
   – 8 Kbytes of Boot ROM
   – 256 bytes of RAM
   – 3 Kbytes of XRAM
   – 64/52 Kbytes of Flash; (includes memory protection strategy)
• I/O port supply at 3.3 V or 5.0 V and core logic supply at2.5 V (generated by embedded voltage regulator)
• Power-on reset generation
• Brownout detection for core logic supply
• On-chip OSC and PLL for clock generation
   – Loss-of-Clock detection
• Power saving modes
   – slow-down mode
   – idle mode
   – power-down mode with wake-up capability via RXD or EXINT01)
   – clock gating control to each peripheral
• Programmable 16-bit Watchdog Timer (WDT)
• Five ports
   – Up to 40 pins as digital I/O
   – 8 dedicated analog inputs used as A/D converter input
• 8-channel, 10-bit ADC
• Four 16-bit timers
   – Timer 0 and Timer 1 (T0 and T1)
   – Timer 2 and Timer 21 (T2 and T21)
• Multiplication/Division Unit for arithmetic operations (MDU)
• CORDIC Coprocessor for computation oftrigonometric, hyperbolic and linear functions
• MultiCAN with 2 nodes, 32 message objects
• Two Capture/compare units
   – Capture/compare unit 6 for PWM signal generation (CCU6)
   – Timer 2 Capture/compare unit for vaious digital signal generation (T2CCU)
• Two full-duplex serial interfaces (UART and UART1)
• Synchronous serialchannel (SSC)
• On-chip debug support
   – 1 Kbyte of monitor ROM (part of the 8-Kbyte Boot ROM)
   – 64 bytes of monitor RAM
• Packages:
   –PG-LQFP-64
   –PG-VQFN-48
• Temperature range TA:
   – SAF (-40 to 85 °C)
   – SAX (-40 to 105 °C)
   – SAK (-40 to 125 °C)