MAX6952 MAXIM [Maxim Integrated Products], MAX6952 Datasheet - Page 19
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MAX6952
Manufacturer Part Number
MAX6952
Description
4-Wire Interfaced, 2.7V to 5.5V, 4-Digit 5 .7 Matrix LED Display Driver
Manufacturer
MAXIM [Maxim Integrated Products]
Datasheet
1.MAX6952.pdf
(21 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MAX6952EAX+
Manufacturer:
Maxim
Quantity:
90
Figure 7. Multiplex Timing Diagram (OSC = 4MHz)
ROW OUTPUTS
ROW OUTPUTS
DIGITS 0 & 1
PINS O7–O13
PINS O0–O6
DIGITS 2 & 3
DRIVER OUTPUTS
DIGIT 1 COLUMN
COLUMN DRIVER
COLUMN DRIVER
PINS O14-O18
PINS O19-O23
PINS O19-O23
14/16TH
15/16TH
1/16TH
2/16TH
7/16TH
8/16TH
(MAX ON)
(MIN ON)
4/16TH
5/16TH
6/16TH
9/16TH
10/16TH
11/16TH
12/16TH
13/16TH
16/16TH
3/16TH
HIGH-Z
HIGH-Z
______________________________________________________________________________________
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
DIGIT 0
DIGIT 1
CURRENT SOURCE
CURRENT SOURCE
CURRENT SOURCE
100µs
ROW 1
ROW 1
LOW
4-Digit 5
HIGH-Z
DIGIT 0
DIGIT 1
ROW 2
ROW 2
HIGH-Z
DIGIT 1
HIGH-Z
DIGIT 0
ROW 3
ROW 3
HIGH-Z
DIGIT 0
DIGIT 1
ROW 4
ROW 4
HIGH-Z
4-Wire Interfaced, 2.7V to 5.5V,
HIGH-Z
DIGIT 0
DIGIT 1
ONE COMPLETE 1.4ms MULTIPLEX CYCLE AROUND 14 ROWS
ROW 5
ROW 5
DIGIT 1 ROW 1’s 100µs MULTIPLEX TIMESLOT
✕
HIGH-Z
7 Matrix LED Display Driver
DIGIT 0
DIGIT 1
ROW 6
ROW 6
HIGH-Z
DIGIT 0
DIGIT 1
HIGH-Z
ROW 7
ROW 7
MINIMUM 6.25µs INTERDIGIT BLANKING INTERVAL
HIGH-Z
DIGIT 2
DIGIT 3
ROW 1
ROW 1
HIGH-Z
DIGIT 2
DIGIT 3
ROW 2
ROW 2
HIGH-Z
DIGIT 2
DIGIT 3
HIGH-Z
ROW 3
ROW 3
HIGH-Z
DIGIT 2
DIGIT 3
ROW 4
ROW 4
HIGH-Z
DIGIT 2
DIGIT 3
ROW 5
ROW 5
HIGH-Z
HIGH-Z
HIGH-Z
DIGIT 2
DIGIT 3
ROW 6
ROW 6
DIGIT 3
DIGIT 2
ROW 7
ROW 7
DIGIT 0
DIGIT 1
ROW 1
ROW 1
START OF
NEXT CYCLE
19