Continued from preceding page.

Parameter

Symbol

Conditions

min

typ

max

Unit

Output low-level voltage

0

1.0

V

0

1.0

V

0

1.0

V

Output off leakage current

0

10

µA

Current drain

18

mA

Pin Assignment

Configuration and Display Font

4 or 4-1/2-digit segment LED’s are used to display time and frequency in the display font shown below.

Lighting System

Static lighting

Display Range

.

Frequency (MW, LW)

000 kHz to 1999 kHz (The highest-order digit ‘‘0’’ is blanked out.)

.

Frequency (FM)

00.00 MHz to 199.95 MHz (The highest-order digit ‘‘0’’ is blanked out.)

.

Clock (12-hour)

PM 12:00 to PM 11:59

→ 12:00 to 11:59

↑

.

Clock (24-hour)

0:00 to 23:59 (The highest-order digit ‘‘0’’ is blanked out.)

Pin Description

.

a to g, PM, b&e: LED driver pin

Font

LC7267

No. 1511- 3/10