MAX6955AAX Maxim Integrated Products, MAX6955AAX Datasheet - Page 24

• Manufacturer Part Number: MAX6955AAX
• Description: LED Drivers Integrated Circuits (ICs)
• Manufacturer: Maxim Integrated Products

Specifications of MAX6955AAX

• Number Of Digits: 16
• Number Of Segments: 128
• Low Level Output Current: 935000 uA
• High Level Output Current: 55000 uA
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Supply Current: 30000 uA
• Maximum Power Dissipation: 941 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: SSOP-36
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2-Wire Interfaced, 2.7V to 5.5V LED Display
Driver with I/O Expander and Key Scan
Table 14. Example Configurations for Display Digit Combinations
Table 15. Decode-Mode Register Examples
24
Digits 7 to 0 are 16-segment or 7-
segment digits.
Digit 0 is a 14-segment digit,
digits 7 to 1 are 16-segment or 7-
segment digits.
Digits 2 to 0 are 14-segment
digits, digits 7 to 3 are 16-
segment or 7-segment digits.
Digits 7 to 0 are 14-segment
digits.
No decode for digit pairs 7 to 0.
Hexadecimal decode for digit pair 0,
no decode for digit pairs 7 to 1.
Hexadecimal decode for digit pairs 2 to 0,
no decode for digit pairs 7 to 3.
Hexadecimal decode for digit pairs 7 to 0.
______________________________________________________________________________________
REGISTER SETTING
DIGIT-TYPE
DECODE
MODE
CODE (HEX)
ADDRESS
0x0C
0x0C
0x0C
0x0C
ADDRESS
CODE
(HEX)
0x01
0x01
0x01
0x01
D7
0
0
0
1
D7
0
0
0
1
D6
0
0
0
1
D6
0
0
0
1
D5
D5
0
0
0
1
0
0
0
1
REGISTER DATA
REGISTER DATA
D4
0
0
0
1
D4
0
0
0
1
D3
0
0
0
1
D3
0
0
0
1
D2
0
0
1
1
D1
D2
0
0
1
1
0
0
1
1
D0
0
1
1
1
D1
0
0
1
1
CODE
0x00
0x01
0x07
0xFF
HEX
D0
0
1
1
1