MAX7221CWG+ Maxim Integrated Products, MAX7221CWG+ Datasheet - Page 13

• Manufacturer Part Number: MAX7221CWG+
• Description: IC DRIVER LED DISP 8DGT 24-SOIC
• Manufacturer: Maxim Integrated Products

Specifications of MAX7221CWG+

• 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: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 24-SOIC (7.5mm Width)
• Number Of Digits: 8
• Number Of Segments: 7
• Low Level Output Current: 320000 uA (Min)
• High Level Output Current: 65 mA
• Operating Supply Voltage: 4 V to 5.5 V
• Maximum Supply Current: 330 mA
• Maximum Power Dissipation: 941 mW
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 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