CMX808AE3 CML Microcircuits, CMX808AE3 Datasheet - Page 19

• Manufacturer Part Number: CMX808AE3
• Description: Family Radio CTCSS Type 2 Encoder and Decoder
• Manufacturer: CML Microcircuits

Family Radio CTCSS 'Type 2' Encoder and Decoder
Notes:
1.7.1
1999 Consumer Microcircuits Limited
Output Impedances
TX SUB-AUDIO OUT
TX/RX AUDIO OUT
TX/RX AUDIO OUT
VOLUME OUT
Rx Amplifier
Open Loop Gain
Unity Gain Bandwidth
Input Impedance
Output Impedance
Xtal/Clock Input
Pulse Width ('High' or 'Low')
Input Impedance (at 100Hz)
Gain (I/P = 1mVrms at 100Hz)
Electrical Performance (continued)
1.
2.
3.
4.
5.
6.
7.
-10
-15
-20
-25
-30
-35
-40
-45
-50
-5
5
0
At V
Not including any current drawn from the device pins by external circuitry.
IRQN pin.
Timing for an external input to the XTAL/CLOCK pin.
With input gain components set as recommended in Figure 2.
See filter response (Figure 5).
Small signal impedance V
6k
10
DD
is suggested.
Figure 5 Audio Band-Pass Filter Frequency Response
= 5.0V only. Signal levels or currents are proportional to V
(at 100Hz)
(I/P = 1mV at 100Hz)
(Open Loop)
(Enabled)
(Enabled)
(Disabled)
(Enabled)
100
DD
= 5.0V and Tamb=25°C. A minimum load resistance of
Frequency (Hz)
19
1,000
7
4
20.0
10.0
40.0
10.0
-
-
-
-
-
-
-
10,000
70.0
600
500
600
2.0
5.0
6.0
-
-
-
-
DD
.
-
-
-
-
-
-
-
-
-
-
-
100,000
MHz
M
M
k
k
k
dB
dB
CMX808A
ns
D/808A/5