DESCRIPTION/FEATURES

• High-breakdown-voltage output port ......................................... 25

• Segment output............................................ 8 to 20

• Digit output ................................................... 5 to 16

(Ports P0 to P2 are also used as normal output ports)

• Output breakdown.................................. Vcc – 45 V

• Output current ............... –18 mA (at DIG selecting),

–7 mA (at SEG selecting)

• Pull-down resistor .........................................built-in

• Dimmer switch ............................................ 4 levels

• A-D converter ................................................... 8-bit ✕ 4 channels

• Absolute accuracy ....................................... ±3 LSB

• Serial I/O ..................................... 3 (CS controller, external clock)

• Noise filter .....................................................built-in

(in serial input pin and clock pin, 2 MHz sampling)

• FLD display data ............................................. input

• A-D conversion data ..................................... output

• Command ....................................................... input

• Package ......................................................................... 36P2R-G

• Oscillation circuit ........... CR oscillation cirucit (external capacitor)

• Oscillation frequency..................................... 2 MHz

• Power source voltage .................................................. 4.0 to 5.5 V