MAX7221EWG Maxim Integrated Products, MAX7221EWG Datasheet - Page 13

• Manufacturer Part Number: MAX7221EWG
• Description: LED Drivers
• Manufacturer: Maxim Integrated Products

Specifications of MAX7221EWG

• 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: 941 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-24 Wide
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 3. Cascading MAX7219/MAX7221s to Drive 16 Seven-Segment LED Digits
Serially Interfaced, 8-Digit LED Display Drivers
( ) MAX7221 ONLY
LOAD DATA
______________________________________________________________________________________
DATA IN
CLOCK
8
DIN
DIG 0
DIG 4
GND
DIG 6
DIG 2
DIG 3
DIG 7
GND
DIG 5
DIG 1
LOAD (CS)
SEG DP
SEG D
SEG C
SEG G
SEG B
SEG A
DOUT
SEG E
SEG F
ISET
CLK
V+
8
9.53kΩ
MAX7219
MAX7221
5V
0.1μF
8
DIN
DIG 0
DIG 4
GND
DIG 6
DIG 2
DIG 3
DIG 7
GND
DIG 5
DIG 1
LOAD (CS)
SEG DP
SEG D
SEG C
SEG G
SEG B
SEG A
SEG E
SEG F
DOUT
ISET
CLK
V+
8
9.53kΩ
MAX7219
MAX7221
5V
0.1μF
13