ICM7231 Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

Fabricante

ICM7231

Numeric/Alphanumeric Triplexed LCD Display Drivers

Intersil 

ICM7231, ICM7232

Typical Applications

PERIOD

INTERVAL UNIT TEST FREQ. RATIO

FREQUENCY

INPUT A

INPUT B

OVER

RANGE

BCD

DP

ICM7226A FUNCTION

D1 - D8

RANGE

27

BD0 - 3

AN2 AN1

ICM7231CF

CS

A0 A1 A2

+5V

Q0 Q1 Q2 E1 V+

10K

1µF

CD4532

GS

D0 - D7

NOTE: The annunciators show function and the decimal points indicate the range of the current operation. the system can be efficiently

battery operated.

FIGURE 15. 10MHz FREQUENCY/PERIOD POINTER WITH LCD DISPLAY

9-32

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