MAX7219C/D Maxim, MAX7219C/D Datasheet - Page 4

• Manufacturer Part Number: MAX7219C/D
• Description: Serially Interfaced / 8-Digit LED Display Drivers
• Manufacturer: Maxim

Serially Interfaced, 8-Digit LED Display Drivers
(V+ = +5V, T
4
__________________________________________Typical Operating Characteristics
_______________________________________________________________________________________
A
= +25°C, unless otherwise noted.)
10mA/div
830
820
810
800
790
780
770
760
750
740
730
0
4.0
MAXIMUM INTENSITY = 31/32
POSITIVE SUPPLY VOLTAGE
SEGMENT OUTPUT CURRENT
4.4
POSITIVE SUPPLY VOLTAGE (V)
SCAN FREQUENCY vs.
4.8
MAX7219
5 s/div
5.2
5.6
6.0
10mA/div
70
60
50
40
30
20
10
0
0
0
SEGMENT DRIVER OUTPUT CURRENT
MAXIMUM INTENSITY = 15/16
R
SET
SEGMENT OUTPUT CURRENT
1
R
vs. OUTPUT VOLTAGE
R
= 20k
SET
SET
OUTPUT VOLTAGE (V)
= 40k
= 10k
2
MAX7221
5 s/div
3
4
5