M5451B7 STMicroelectronics, M5451B7 Datasheet - Page 5

• Manufacturer Part Number: M5451B7
• Description: IC LED DISPLAY DRIVER 40-PDIP
• Manufacturer: STMicroelectronics

Specifications of M5451B7

• 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: Through Hole
• Package / Case: 40-DIP (0.600", 15.24mm)
• 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: Through Hole
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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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