DB829 Datasheet, PDF (22/29 Pages) CML Microcircuits – Low Voltage Operation

Baseband Signal Processor
22
Amp 1 and Amp 2
Open Loop Gain (INPUT = 1mV at 100Hz)
Unity Gain Bandwidth
Input Impedance (at 100Hz)
Output Impedance
Open Loop
Closed Loop
Distortion (DTMF)
MSK/DTMF TX OUT
Tx output impedance (not powersaved)
Tx output impedance (powersaved)
Signal Level
MSK
DTMF High Tone
DTMF Low Tone
Distortion (DTMF)
MSK TX OUT
Isochronous Distortion:
(1200Hz - 1800Hz)
(1800Hz - 1200Hz)
(1200Hz - 2400Hz)
(2400Hz - 1200Hz)
Third Harmonic Distortion
Deviation Limiter
Threshold
Gain
Transmitter Modulator Drives
Input Impedance (MOD1 IN, VOLUME IN at 100Hz)
Mod.1 Attenuator
Nominal Adjustment Range
Attenuation Accuracy
Step Size
Output Impedance
Mod.2 Attenuator
Nominal Adjustment Range
Attenuation Accuracy
Step Size
Output Impedance
Audio Output Attenuator
Nominal Adjustment Range
Attenuation Accuracy
Step Size
Output Impedance
Notes
MX829 PRELIMINARY INFORMATION
Min. Typ. Max. Units
70
5.0
10
dB
MHz
MΩ
6.0
kΩ
600
Ω
2
5
%
3
1.0 2.5
kΩ
3
300 500
kΩ
1
-1
0
1
dB
1
2.0
dB
1
0
dB
2
5
%
25
40
µs
25
40
µs
20
30
µs
20
30
µs
2
3
%
1
1300
mV_P-P
-0.5
0.5
dB
15.0
kΩ
0
12.0
dB
-1.0
1.0
dB
0.2 0.4 0.6
dB
3
600
Ω
0
6.0
dB
-0.6
0.6
dB
0.1 0.2 0.3
dB
3
600
Ω
0
48.0
dB
-1.5
1.5
dB
1.6
dB
3
600
Ω
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