參數(shù)資料
型號： ICM7243
廠商： Intersil Corporation
英文描述： 8-Character, Microprocessor- Compatible, LED Display Decoder Driver
中文描述： 8個字符，微處理器兼容，LED顯示驅動器解碼器
文件頁數(shù)： 4/12頁
文件大?。?/td> 109K
代理商： ICM7243
9-24
Absolute Maximum Ratings
Thermal Information
Supply Voltage V
DD
- V
SS
. . . . . . . . . . . . . . . . . . . . . . . . . . . .+6.0V
Input Voltage (Any Terminal) . . . . . . . . . . . V
DD
+0.3V to V
SS
-0.3V
CHARacter Output Current. . . . . . . . . . . . . . . . . . . . . . . . . . .300mA
SEGment Output Current. . . . . . . . . . . . . . . . . . . . . . . . . . . . .30mA
Operating Conditions
Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . -25
o
C to 85
o
C
Thermal Resistance (Typical, Note 1)
PDIP Package . . . . . . . . . . . . . . . . . . .
CERDIP Package . . . . . . . . . . . . . . . .
Maximum Junction Temperature
CERDIP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175
o
C
PDIP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
o
C
Maximum Storage Temperature Range . . . . . . . . . .-65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s). . . . . . . . . . . . . 300
o
C
θ
JA
(
o
C/W)
55
50
θ
JC
(
o
C/W)
N/A
10
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation
of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
1.
θ
JA
is measured with the component mounted on an evaluation PC board in free air.
Electrical Specifications
V
DD
= 5V, V
SS
= 0V, T
A
= 25
o
C, Unless Otherwise Specified
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
DC CHARACTERISTICS
Supply Voltage (V
DD
- V
SS
), V
SUPP
Operating Supply Current, I
DD
Quiescent Supply Current, I
STBY
Input High Voltage, V
IH
Input Low Voltage, V
IL
Input Current, I
IN
CHARacter Drive Current, I
CHAR
CHARacter Leakage Current, I
CHLK
SEGment Drive Current, I
SEG
SEGment Leakage Current, I
SLK
DISPlay FULL Output Low, V
OL
DISPlay FULL Output High, V
OH
Display Scan Rate, f
DS
4.75
5.0
5.25
V
V
SUPP
= 5.25V, 10 Segments ON, All 8 Characters
V
SUPP
= 5.25V, OSC/OFF Pin < 0.5V, CS = V
SS
-
180
-
mA
μ
A
V
-
30
250
2
-
-
-
-
0.8
V
μ
A
mA
μ
A
mA
μ
A
V
-10
-
+10
V
SUPP
= 5V, V
OUT
= 1V
140
190
-
-
-
100
V
SUPP
= 5V, V
OUT
= 2.5V
14
19
-
-
0.01
10
I
OL
= 1.6mA
l
IH
= 100
μ
A
-
-
0.4
2.4
-
-
V
-
400
-
Hz
Electrical Specifications
Drive levels 0.4V and 2.4V, timing measured at 0.8V and 2.0V. V
DD
= 5V, T
A
= 25
o
C, Unless Otherwise
Specified
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
AC CHARACTERISTICS
WR, CLeaR Pulse Width Low, t
WPI
WR, CLeaR Pulse Width High (Note 1), t
WPH
Data Hold Time, t
DH
Data Setup Time, t
DS
Address Hold Time, t
AH
Address Setup Time, t
AS
CS, CS Setup Time, t
CS
Pulse Transition Time, t
T
SEN Setup Time, t
SEN
Display Full Delay, t
WDF
300
250
-
ns
-
250
-
ns
0
-100
-
ns
250
150
-
ns
125
-
-
ns
40
15
-
ns
0
-
-
ns
-
-
100
ns
0
-25
-
ns
700
480
-
ns
Capacitance
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Input Capacitance, C
lN
Output Capacitance, C
O
NOTES:
1. In Sequential mode WR high must be
≥
T
SEN
+T
WDF
.
2. For design reference only, not tested.
(Note 2)
-
5
-
pF
(Note 2)
-
5
-
pF
ICM7243
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