IZ1223M

2

Characteristic

Symbo

l

Test Condition

Min

Typ

Max

Uni

t

1

Output Voltage 1 (P1, P2,

A2~A5)

without load

0.15

µA

0.15

V

Output Voltage 2 (H1 ~ H3,

without load

2.80

2.95

a1 ~ a9, b1 ~ b8, c1

~ c8)

without load

1.30

1.50

1.70

without load

0

0.20

V

Display Frequency

display is on,

50

75

Hz

Touch Tone (PO)

0.5V, TI =3V

3

Output Drive Current

0.5V, TI =3V

-3

mA

3V

0.1

Dissipation

display is on,

20

30

µA

NOTE: 1) Measured by the next test circuit after power supply automatically turns off.

2) Measured by the next test circuit while “0” is being displayed after auto clear operation and while

key is not being depressed.

OUTPUT WAVEFORM 1; Hi (i = 1, 2, 3)

OUTPUT WAVEFORM 2; ai, bi, ci, (i = 1, 2, ... , 8)

FUNCTIONAL DESCRIPTION

Decimal point system

Complete floating decimal point system.

Integral number : 8 digits leading zero suppression. Zero shift.

Symbols

: - : negative number display

E : error display

M : memory display

, : punctuation comma

♪ : touch tone indicator