XC822/824 Variant Devices

The XC822/824 product family features devices with different configurations, program memory sizes, packages options and temperature profiles, to offer cost-effective solutions for different application requirements.

Summary of Features

The XC822/824 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, Library ROM and User routines

– 256 bytes of RAM

– 256 bytes of XRAM

– 2/4 Kbytes of Flash (includes memory protection strategy)

• I/O port supply at 2.5 V - 5.5 V and core logic supply at 2.5 V (generated by embedded voltage regulator)

• Power-on reset generation

• Brownout detection for IO supply and core logic supply

• 48 MHz on-chip OSC for clock generation

– Loss-of-Clock detection

• Power saving modes

– idle mode

– power-down mode with wake-up capability via real-time clock interrupt

– clock gating control to each peripheral

• Programmable 16-bit Watchdog Timer (WDT) running on independent oscillator with programmable window feature for refresh operation and warning prior to overflow

• Three ports

– Up to 17 pins as digital I/O

– 4 pin as digital/analog input

• 4-channel, 10-bit ADC

– support up to 3 differential input channel

– results filtering by data reduction or digital low-pass filter, for up to 13-bit results

• Up to 4 channels, Out of range comparator

• Three 16-bit timers

– Timer 0 and Timer 1 (T0 and T1)

– Timer 2 (T2)

• Periodic wake-up timer

• Multiplication/Division Unit for arithmetic operations (MDU)

• Capture and Compare unit for PWM signal generation (CCU6)

• A full-duplex or half-duplex serial interface (UART)

• Synchronous serial channel (SSC)

• Inter-IC (IIC) serial interface

• LED and Touch-sense Controller (LEDTSCU)

• On-chip debug support via single pin DAP interface (SPD)

• Packages:

– PG-DSO-20

– PG-TSSOP-16

• Temperature range TA:

– SAF (-40 to 85 °C)

– SAX (-40 to 105 °C)

– SAK (-40 to 125 °C)