The MC9S08PA4AVTG is a 8-bit Microcontroller based on enhanced S08 CPU (20MHz bus) with CISC architecture operates at a maximum frequency of 20MHz. The device incorporates 4kB internal flash, 0.512kB internal RAM, 8-channel 12-bit A/D converter and 14 general-purpose I/O pins. This device also features peripherals like one serial communication interface (SCI/UART) module and 16-bit real timer counter (RTC). The device operates from 2.7 to 5.5V.
Supporting up to 40 interrupt/reset sources
Supporting up to 4-level nested interrupt
Flash and RAM access protection
One low-power stop mode; reduced power wait mode
Peripheral clock enable register can disable clocks to unused modules
Loop-controlled pierce oscillator (XOSC)
Internal clock source (ICS) - Containing a frequency-locked-loop (FLL)
Watchdog with independent clock source
Low-voltage detection with reset or interrupt - selectable trip points
Illegal opcode detection with reset
Illegal address detection with reset
Single-wire background debug interface
Breakpoint capability to allow three breakpoints setting during in-circuit debugging
On-chip in-circuit emulator (ICE) debug module
FTM - two 2-channel flex timer modulators modules
1 x 8-bit Keyboard interrupt module (KBI)
Two ultra-high current sink pins supporting 20mA source/sink current
(EN)
