MAX6954AAX+ Maxim Integrated Products, MAX6954AAX+ Datasheet - Page 21
![IC DRIVER LED SEG 14/16 36-SSOP](/photos/6/62/66287/175-36-ssop_sml.jpg)
MAX6954AAX+
Manufacturer Part Number
MAX6954AAX+
Description
IC DRIVER LED SEG 14/16 36-SSOP
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX6954AAX.pdf
(39 pages)
Specifications of MAX6954AAX+
Display Type
LED
Configuration
7, 14, 16 Segment
Interface
4-Wire Serial
Current - Supply
22mA
Voltage - Supply
2.7 V ~ 5.5 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
36-SSOP
Number Of Digits
16, 8, 8
Number Of Segments
7, 14, 16
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
36 mA
Maximum Power Dissipation
941 mW
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Digits Or Characters
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Table 9. Digit Plane Data Register Format
Table 10. Segment Decoding for 7-Segment Displays
Segment Line
14-segment or 16-segment mode, writing digit data
to use font map data with decimal place unlit
14-segment or 16-segment mode, writing digit data
to use font map data with decimal place lit
7-segment decode mode, DP unlit
7-segment decode mode, DP lit
7-segment no-decode mode
MODE
4-Wire Interfaced, 2.7V to 5.5V LED Display
______________________________________________________________________________________
ADDRESS CODE
0x20 to 0x2F
0x40 to 0x4F
0x60 to 0x6F
MODE
Driver with I/O Expander and Key Scan
(HEX)
D7
dp
D6
0x20 to 0x2F
0x40 to 0x4F
0x60 to 0x6F
0x20 to 0x2F
0x40 to 0x4F
0x60 to 0x6F
0x20 to 0x2F
0x40 to 0x4F
0x60 to 0x6F
0x20 to 0x2F
0x40 to 0x4F
0x60 to 0x6F
0x20 to 0x2F
0x40 to 0x4F
0x60 to 0x6F
a
ADDRESS
CODE
(HEX)
D5
b
D7
0
1
0
1
REGISTER DATA
D4
c
D6
0
0
Bits D6 to D0 select font characters 0 to 127
Bits D6 to D0 select font characters 0 to 127
Direct control of 8 segments
D5
0
0
D3
d
REGISTER DATA
D4
0
0
D2
e
D3
D2
D3 to D0
D3 to D0
D1
f
D1
D0
g
D0
21