Specification
Absolute Maximum Ratings
Exceeding the maximum rating can result in device damage. Operation of the device outside the operating limits
is not implied.
Supply voltage
-0.3 to 7.0V
Input voltage at any pin (ref V
SS
= 0V)
-0.3 to (V
DD
+ 0.3V)
Sink/source current (supply pins)
+/- 30mA
(other pins)
+/- 20mA
Total device dissipation @ T
AMB
25°C
800mW Max.
Derating
10mW/°C
Operating temperature range:
FX365C J
-40°C to +85°C (cerdip)
FX365C DW
-40°C to +85°C (plastic)
Storage temperature range:
FX365C J
-55°C to +125°C (cerdip)
FX365C DW
-40°C to +85°C (plastic)
Operating Limits
All device characteristics are measured under the following conditions unless otherwise specified:
V
DD
= 3.3V. T
AMB
= 25°C. Xtal/Clock f
0
= 1.0MHz. Signal 0dB ref: = 180mVrms.
Composite Signal = 1.0kHz Audio Tone at 0dB, Noise at –12.0dB (gaussian white noise, band-limited to
6.0kHz), Programmed CTCSS Tone at -20dB.
Characteristics
Static Characteristics
Supply Voltage (V
DD
)
Supply Current
(Tx)
(Rx)
Sub-Audio Tone Input Impedance
Tx Tone Output Impedance
Voice-Audio Input Impedance
Voice-Audio Output Impedance
Digital Input Impedance
Input Logic ‘1’
Input Logic ‘0’
Output Logic ‘1’, source = 0.1mA
Output Logic ‘0’, sink = 0.1 mA
Dynamic Characteristics
Tone Decoder
Decode Input Signal Level
Decode Response Time
De-Response Time
Decode Selectivity
Tone Encoder
Tx Tone Output Level
Tx Tone Frequency Accuracy (f
O
error)
Risetime to 90% (nominal output)
f
O
> 100Hz
f
O
< 100Hz
Tone Output Load Current
Total Harmonic Distortion
Output Level Variation Between Tones
Spurious Emissions
Voice-Audio Filter and Path
Passband Frequencies
Passband Gain
at 1.0kHz
w.r.t. 1.0kHz
Total Harmonic Distortion
Stopband Frequencies
Stopband Attenuation
Output Noise Level (Input a.c. Short Cct)
SINAD
Audio Switch Isolation
See Note
Min.
3.0
-
-
-
-
-
-
-
70.0
-
80.0
-
Typ.
3.3
1.5
1.5
1.0
4.0
1.0
1.0
1.0
-
-
-
-
Max.
5.5
-
-
-
-
-
-
-
-
30.0
-
20.0
Unit
V
mA
mA
MΩ
kΩ
MΩ
kΩ
MΩ
%V
DD
%V
DD
%V
DD
%V
DD
dB
ms
ms
%f
O
mVrms
%f
O
ms
ms
mA
%
dB
dB
Hz
dB
dB
%
Hz
dB
dB
dB
dB
1
1
1
2
2
3
3, 6
3, 6
3
-20.0
-
-
±0.5
-
-0.3
-
-
-
-
627
-
55.0
70.0
-
2.0
0.1
-
-
250
250
±3.0
-
+0.3
-
-
5.0
5.0
-
-48.0
3000
4
4
-
-
-
-
-
-
300
-
-2.0
-
-
33.0
-
36.0
-
5
7
8
5
0
-
2.0
-
36.0
-54.0
40.0
60.0
-
0.5
5.0
250
-
-48.0
-
-
6
CMLMICRO [ CML MICROCIRCUITS ]
