Features

. The custom code consists of 7 bits to be fixed by the on-chip ROM and 6 bits being pin-settable. Sixty-four custom codes may be selected externally (no diode required).

. Minimum number of external parts required

Functions

. 32+3 function keys

. 13-bit custom codes

. Operating supply voltage range VDD = 1.8 to 3.6 V

. Supply current at the standby mode IDD = 1 µA or less

. Double-press operation keys (no priority given)

. On-chip oscillator (ceramic resonator : connected externally)