M5451QT STMicroelectronics, M5451QT Datasheet - Page 5
M5451QT
Manufacturer Part Number
M5451QT
Description
IC LED DISPLAY DRIVER 44-PLCC
Manufacturer
STMicroelectronics
Datasheet
1.M5450B7.pdf
(12 pages)
Specifications of M5451QT
Display Type
LED
Configuration
Alphanumeric or Dot Matrix
Interface
Serial
Digits Or Characters
4 or 5 Digits
Current - Supply
7mA
Voltage - Supply
4.75 V ~ 13.2 V
Operating Temperature
-25°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
44-PLCC
Number Of Digits
5
Number Of Segments
35
Low Level Output Current
25 mA
Operating Supply Voltage
4.75 V to 13.2 V
Maximum Supply Current
7 mA
Maximum Power Dissipation
1 W
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 25 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Figure 5.
Figure 7.
3.2
2.8
2.4
2.0
1.6
1.2
0.8
0.4
CLOCK
DATA
DATA ENABLE
0
V
O
T
T
j
amb
(V)
= 150˚C (max.)
4
= 85˚C
˚
8
12
16
20
100ns (min.)
20 segments
30 segments
34 segments
24
300ns (min.)
I
LED
28
(mA)
32
Figure 6.
Figure 8.
1.0
0.8
0.6
0.4
0.2
0
105
85
45
65
25
5
P
0
I 0 (mA)
tot
(W)
4
20
8
12
SAFE OPERATING
40
16 20 24 28 32 36 40
AREA
V
V
V
O
O
O
60
= 1V
= 1.5V
= 2V
I
O (max.)
15mA/segment
M5450, M5451
T
34 segments
amb
T
V = 1V
80
amb
N˚ Segm.
= 85˚C
O
= 40mA
(˚C)
100
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