ICM7243 查看數據表（PDF） - Renesas Electronics

零件编号

产品描述 (功能)

生产厂家

ICM7243

8-Character, Microprocessor-Compatible, LED Display Decoder Driver

Renesas Electronics 

ICM7243

Timing Waveforms (Continued)

INTERNAL

INTER-CHARACTER

BLANKING

SIGNAL

CHAR 1

~5µs

~300µs

CHAR 2

CHAR 3

CHARACTERS

DRIVE

SIGNALS

CHAR 4

CHAR 5

CHAR 6

INTER-CHARACTER BLANKING

CHAR 7

CHAR 8

FIGURE 3. DISPLAY CHARACTERS MULTIPLEX TIMING DIAGRAM

Performance Curves

30

VDD = 5.5V

20

500

VDD = 5.5V

400

5.0V

10

4.5V

0

0

1

2

3

SEGMENT VOLTAGE (V)

FIGURE 4. SEGMENT CURRENT vs OUTPUT VOLTAGE

300

5.0V

200

4.5V

100

0

1

2

3

SEGMENT VOLTAGE (V)

FIGURE 5. CHARACTER CURRENT vs OUPUT VOLTAGE

FN3162 Rev 5.00

October 2, 2015

Page 7 of 17

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