MAX7221ENG+ Maxim Integrated Products, MAX7221ENG+ Datasheet - Page 4
![IC DRVR DSPLY LED 8DIG 24-DIP](/photos/6/58/65847/175-24-dip_sml.jpg)
MAX7221ENG+
Manufacturer Part Number
MAX7221ENG+
Description
IC DRVR DSPLY LED 8DIG 24-DIP
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX7221CWG.pdf
(16 pages)
Specifications of MAX7221ENG+
Display Type
LED
Configuration
7 Segment + DP
Interface
4-Wire Serial
Digits Or Characters
8 Digits
Current - Supply
330mA
Voltage - Supply
4 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Through Hole
Package / Case
24-DIP (0.300", 7.62mm)
Number Of Digits
8
Number Of Segments
64
Low Level Output Current
320 mA
High Level Output Current
- 45 mA
Operating Supply Voltage
4 V to 5.5 V
Maximum Supply Current
330 mA
Maximum Power Dissipation
1066 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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
SEGMENT OUTPUT CURRENT
POSITIVE SUPPLY VOLTAGE
4.4
POSITIVE SUPPLY VOLTAGE (V)
SCAN FREQUENCY vs.
4.8
MAX7219
5μs/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
SEGMENT OUTPUT CURRENT
SET
1
vs. OUTPUT VOLTAGE
R
R
= 20kΩ
SET
SET
OUTPUT VOLTAGE (V)
= 40kΩ
= 10kΩ
MAX7221
2
5μs/div
3
4
5