Low Voltage CTCSS Encoder/Decoder
11
MX165C
Tone
Programming Inputs
Nominal Frequency (Hz)
MX165C Frequency
(Hz)
D5
D4
D3
D2
D1
D0
Hex
∆ f (%)
0
•
229.1
233.6
229.279
233.359
241.970
250.282
254.162
0.078
-0.103
0.070
-0.007
0.024
N/A
1
0
0
0
1
1
1
1
0
1
0
1
1
0
0
0
1
1
0
0
0
0
0
X
1
1
0
0
0
0
X
37
01
10
00
38
30
2X
0
241.8
0
0
250.3
0
0
0
•
•
254.1
1
Notone
0
0
Serial input mode
N/A
Data
Clock
Not specified in the TIA/EIA tone set
Table 4: CTCSS Tones
Performance Specification
Electrical Performance
Absolute Maximum Ratings
Exceeding these maximum ratings can result in damage to the device. Operation of the device outside the operating
limits is not implied.
General
Supply (V - V
Min.
-0.3
-0.3
Max.
Units
)
SS
7.0
V
V
DD
Voltage on any pin to V
Current
V
+ 0.3
SS
DD
V
V
-30
-30
-20
30
30
20
mA
mA
mA
DD
SS
any other pins
TN / DW / LH / DIP Package
Total Allowable Power Dissipation at T
Derating above 25°C
=25°C
800
10
mW
AMB
mW/°C above 25°C
Storage Temperature
-55
125
85
°C
°C
Operating temperature
- 40
Operating Limits
Correct operation of the device outside these limits is not implied
Min.
Max.
5.5
1.0
85
Units
Supply (VDD - VSS)
Xtal Frequency
2.7
1.0
-40
V
MHz
°C
Operating Temperature
© 1997 MX•COM Inc.
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Doc. # 20480102.008
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