參數(shù)資料
型號: ICM7216DIPI
廠商: INTERSIL CORP
元件分類: 顯示驅(qū)動器
英文描述: 8-Digit, Multi-Function, Frequency Counters/Timers
中文描述: LED DISPLAY DRIVER, PDIP28
封裝: PLASTIC, MS-011AB, DIP-28
文件頁數(shù): 15/18頁
文件大?。?/td> 642K
代理商: ICM7216DIPI
15
FIGURE 16. 40MHz FREQUENCY COUNTER
28
27
26
25
24
23
22
21
20
19
18
17
16
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
a
b
c
d
e
f
g
DP
D1
D3
D2
OVERFLOW
INDICATOR
D8
D7
D6
D5
D4
D3
D2
D1
DP
g
e
a
d
b
c
f
ICM7216D
D4
D5
D6
D7
D8
V
DD
V
DD
22M
2.5MHz
CRYSTAL
39pF
DISPLAY
TEST
DISPLAY
OFF
EXT
OSC
ENABLE
D1
D4
D8
EXT
OSC
INPUT
HOLD
COMMON CATHODE LED DISPLAY
8
3
1N914s
LED
OVERFLOW
INDICATOR
D1
D2
D3
D4
RANGE
RESET
a
b
c
d
e
f
g
DP
39pF
100k
INPUT A
1
/
2
74LS112
1
/
2
74LS112
4
8
8
10k
100pF
10k
3k
J
3
1
CL
K 2
C
15
V+
Q 5
Q 6
K 12
13
CL
J 11
C
14
P
10
P
4
Q 7
Q 9
0.1
μ
F
V
DD
V
DD
D8
ICM7216B
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