ICM7217AIPI Intersil, ICM7217AIPI Datasheet - Page 19

• Manufacturer Part Number: ICM7217AIPI
• Description: 4 DIGIT UP/DOWN COUNTER 0-9999
• Manufacturer: Intersil
• Type: 4-Digit UP/Down Counterr

Specifications of ICM7217AIPI

• Rohs Status: RoHS non-compliant
• Count: 9999
• Frequency: 2MHz
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Supply: 100mA
• Operating Temperature: -25°C ~ 85°C
• Package / Case: 28-DIP (0.600", 15.24mm)
• Other names: ICM7217AIPIIS

10
11
12
13
14
15
16
17
18
19
20
CRYSTAL
f
R
1
2
3
4
5
6
7
8
9
= 5.24288MHz
S
GND
STATUS
POL
OR
B12
B11
B10
B9
B8
B7
B6
B5
B4
B3
B2
B1
TEST
LBEN
HBEN
CE/LOAD
= 75Ω
10kΩ
22pF
ICM7109
BUF OSC OUT
REF CAP +
RUN/HOLD
REF CAP -
COMMON
OSC OUT
REF OUT
OSC SEL
22pF
REF IN +
REF IN -
OSC IN
MODE
SEND
IN LO
IN HI
BUF
V
2
4
5
6
V
INT
DD
AZ
SS
ICM7207A
INPUT
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
+5V
+5V
14
13
10
FIGURE 23. PRECISION FREQUENCY COUNTER (MHz MAXIMUM)
+5V
1µF
FULL SCALE
47K
FIGURE 24. AUTO-TARE SYSTEM FOR A/D CONVERTER
+
400mV
0.22µF
INPUT
100pF
0.1µF
0.1µF
100K
-
100K
10kΩ
10K
+5V
CD4011
100K
1
/
4
D
S
R
Q
Q
19
OUT
BCD
COUNT
STORE
RESET
+5V
D
S
R
Q
Q
TARE
10µF
4
5
6
7
8
9
14
270
ICM7217
MINUS SIGN
+5V
5 x 1N4148
LED
25 - 28
15 - 19
21, 22
10
11
12
13
14
1
2
3
4
5
6
7
8
9
20
24
CARRY/
BORROW
ZERO
EQUAL
BCD 8
BCD 4
BCD 2
BCD 1
COUNT
STORE
UP/DOWN
LOAD REG.
LOAD CTR.
SCAN
RESET
4 DIGIT COMMON ANODE
ICM7217
LED DISPLAY
CONT.
7 SEGMENTS
V+ = 5V
4 DIGITS
DISP.
V
V
DD
D0
D1
D2
D3
SS
G
B
D
A
C
E
F
28
27
26
25
24
23
22
21
20
19
18
17
16
15
COMMON ANODE
LED DISPLAY
47µF
7
7
+5V