Variable Split Band Inverter
12
MX214/224
6.1.3 Operating Characteristics
For the following conditions unless otherwise specified.
= 5.0V @ T = 25ꢃC
V
DD
AMB
Audio Level 0dB ref. = 775mV , Xtal/Clock Frequency = 1.0MHz
RMS
Notes Min.
4.5
Typ.
Max.
Units
Static Values
Voltage
5.0
5.5
V
Current
Enabled
8
mA
mA
Powersave
1.2
Analog Input Impedances
Tx/Rx Input (Enabled)
Tx/Rx Input (Powersave)
Balanced Modulator
100
40
kꢂ
Mꢂ
kꢂ
1
Analog Output Impedances
Rx Output (Tx Mode)
Rx Output (Rx Mode)
Rx Output (Powersave)
Tx Output (Tx Mode)
100
kꢂ
kꢂ
Mꢂ
kꢂ
kꢂ
Mꢂ
kꢂ
2
2
1
1
Tx Output (Rx Mode)
Tx Output (Powersave)
Input LPF
100
1
Digital Values
Digital Input Impedance
Dynamic Values
100
3.5
kꢂ
Input Logic ‘1’
V
V
Input logic ‘0’
1.5
6
Xtal/Clock Frequency
Analog Input Level
1
MHz
dB
dB
dB
dB
dB
-18
Carrier Breakthrough
Baseband Breakthrough
Filter Clock Breakthrough
Output Noise
1
-55
-33
-50
-45
1, 2, 3
1, 2, 3
1, 4
Passband Characteristics
Clear Mode
7
Passband Gain
0
dB
Hz
Hz
Output Lower 3dB Point (Rx or Tx)
Output Upper 3dB Point (Rx or Tx)
Scramble-Descramble
Received Signal Passband Gain
Received Signal Lower 3dB Point
Received Signal Upper 3dB Point
Transmitted Signal Lower 3dB Point
Transmitted Signal Upper 3dB Point
300
3400
5
6
0
dB
Hz
Hz
Hz
Hz
400
2700
300
3400
ꢀ1998 MX-COM, Inc.
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA
www.mxcom.com Tel: 800 638 5577 336 744 5050 Fax: 336 744 5054
Doc. # 20480112.002
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