ICM7216A Intersil Corporation, ICM7216A Datasheet - Page 17

• Manufacturer Part Number: ICM7216A
• Description: 8-digit, Multi-function, Frequency Counters/timers
• Manufacturer: Intersil Corporation

Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design and/or specifications at any time without
notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate
and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which
may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
FUNCTION SWITCH
V
2
All Intersil semiconductor products are manufactured, assembled and tested under ISO9000 quality systems certification.
DD
OPEN: FREQ.
CLOSED: PERIOD
V
3
DD
10k
CD4016
CONT
CONT
10k
INPUT A
4
RESET
1
0.1 F
3k
D8
D1
13
5
CK1
CK2 QA OC
11C90
OVERFLOW
INDICATOR
DP
V
e
g
a
d
b
c
For information regarding Intersil Corporation and its products, see web site http://www.intersil.com
f
8
LED
+
D8
a
b
c
d
e
f
g
74LS00
10
11
12
13
14
1
2
3
4
5
6
7
8
9
FIGURE 21. 100MHz FREQUENCY, 2MHz PERIOD COUNTER
100pF
ICM7216A
ICM7216A, ICM7216B, ICM7216D
COMMON CATHODE LED DISPLAY
D8
28
27
26
25
24
23
22
21
20
19
18
17
16
15
D7
10k
V
3k
DD
D1
D2
D3
D4
D5
D6
D7
D8
9-26
D6
HOLD
V
V
DD
DD
8
D5
100k
RANGE
D1
D4
D2
D3
10k
22M
4
D4
V
DD
CRYSTAL
39pF
4
10MHz
D3
D2
D3
DP
V
D1
D4
DD
2N2222
39pF
TYP
1k
D2
2N2222
D3
2N2222
V
D1
SS
1k
1k
DP
10k
V
10k
40
SS
8