MC68HC05P4

The MC68HC05P4 is a kind of high density complementary metal-oxide semiconductor (HCMOS) microcontroller unit (MCU). It is a member of the popular M68HC05 family of microcontrollers. This high performance, low cost MCU is a complete system on a single chip.

The following is about the features of MC68HC05P4: (1)memory-mapped input/output (I/O); (2)4160 bytes of on-chip ROM; (3)240 byte of on-chip self-check ROM; (4)176 bytes of on-chip RAM (contents saved in data-retention mode); (5)20 bidirectional I/O lines plus one fixed input and one timer output; (6)synchronous serial I/O port (SIOP) subsystem; (7)fully static operation (no minimum clock speed); (8)16-bit capture/compare timer subsystem; (9)STOP, WAIT, and data-retention mode; (10)most significant bit (MSB) first or least significant bit (LSB) first SIOP data format (selected by mask option); (11)computer operating properly (COP) watchdog (enabled by mask option); (12)on-chip oscillator with crystal and resistor/capacitor (RC) mask options; (13)external interrupt sensitivity (selected by mask option); (14)single 3.0 V to 5.5 V supply; (15)8*8 unsigned multiply instruction.

The following is about the maximum ratings of MC68HC05P4: (1)supply voltage, VDD: -0.3 to 7.0 V; (2)input voltage, Vin: VSS-0.3 to VDD+0.3 V; (3)self-check mode (IRQ pin only), Vin: VSS-0.3 to 2*VDD+0.3 V; (4)current drain per pin (excluding VDD and VSS), I: 25 mA; (5)operating temperature range, TA: 0 to 70; (6)storage temperature range, Tstg: -65 to +150.