ICM7228BIPIZ Intersil, ICM7228BIPIZ Datasheet - Page 14
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ICM7228BIPIZ
Manufacturer Part Number
ICM7228BIPIZ
Description
IC DRIVER DECODER 8DIG 28-PDIP
Manufacturer
Intersil
Datasheet
1.ICM7228AIBIZ.pdf
(18 pages)
Specifications of ICM7228BIPIZ
Display Type
LED
Configuration
7 Segment
Digits Or Characters
8 Digits
Current - Supply
250µA
Voltage - Supply
4 V ~ 6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Through Hole
Package / Case
28-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Interface
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ICM7228BIPIZ
Manufacturer:
Intersil
Quantity:
52
NOTE: When SHUTDOWN goes low INTERDIGIT BLANKING also
stays low.
SHUTDOWN
SHUTDOWN
INTERDIGIT
SHUTDOWN
INTERDIGIT
INTERDIGIT
BLANKING
BLANKING
BLANKING
SEGMENT
SEGMENT
STROBE
FIGURE 13. COMMON CATHODE DISPLAY DRIVERS
DATA
DIGIT
DATA
FIGURE 12. COMMON ANODE DISPLAY DRIVERS
FIGURE 12B. SEGMENT DRIVER
FIGURE 13B. SEGMENT DRIVER
FIGURE 13A. DIGIT DRIVER
V
DD
14
V
SS
N
P
V
SS
≈
≈
N
N
2kΩ
2kΩ
100Ω
N
P
P
N
V
V
V
V
SS
SS
DD
DD
≈
≈
≈
≈
2kΩ
75Ω
2kΩ
15Ω
≈
200mA
COMMON
CATHODE
SEGMENT
OUTPUT
COMMON
ANODE
SEGMENT
OUTPUT
COMMON
CATHODE
DIGIT
OUTPUT
ICM7228
ICM7228B
ICM7228A/C
FIGURE 15. DRIVING HIGH CURRENT DISPLAY, COMMON
FIGURE 14. DRIVING HIGH CURRENT DISPLAY, COMMON
100Ω
V
V
DD
SS
V
V
V
V
SS
DD
DD
DD
≈
N
15Ω
SEGMENT
SEGMENT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
ANODE ICM7228A/C TO COMMON ANODE
CATHODE ICM7228B TO COMMON CATHODE
DISPLAY
DIGIT
DIGIT
14mA
V
DD
10K
V
V
DD
SS
V
V
2N2219
14Ω (100mA
2N6034
DD
SS
UP TO
4A
1.4A
PEAK
PEAK
)