MX619 View Datasheet(PDF) - MX-COM Inc
Part Name
Description
MFG CO.
'MX619' PDF : 15 Pages View PDF
Delta Modulation CODEC
12
MX619
6.1.3 Operating Characteristics
For the following conditions unless otherwise specified:
VDD = 5.0V at TAMB = 25°C, Audio Test Frequency = 820Hz Xtal/Clock f0 = 1.024MHz
3-bit Compand Algorithm, Sample Clock Rate = 32kbps, Audio level 0dB ref (0 dBm0) = 489mVRMS.
Static Values
Supply Voltage
Supply Current (Enabled)
Supply Current (Powersave)
Input logic ‘1’
Input Logic ‘0’
Output Logic ‘1’
Output Logic ‘0’
Digital Input Impedance
Logic I/O pins
Logic Input pins, Pullup Resistor
Digital output impedance
Analog Input Impedance
Analog Output Impedance
Three State Output Leakage
Insertion Loss
Dynamic Values
Encoder
Analog signal Input levels
Principal Integrator Frequency
Encoder Passband
Compand Time Constant
Decoder
Analog Signal Output Levels
Decoder Passband
Encoder Decoder (Full Codec)
Compression Ration
(Cd = 0.5 to Cd = 0.0)
Passband
Stopband
Stopband Attenuation
Passband Gain
Passband Ripple
300Hz – 1400Hz
1400Hz – 2600Hz
2600Hz –3400Hz
Output Noise (Input Short Circuit)
Perfect Idle Channel Noise
(Encode Forced)
Notes
1
8
8
2
4
7
3
1,9
5, 9
5, 9
9
9
Min.
4.5
3.5
4.0
1.0
300
-4
-2
-35
-35
300
50
300
6
-3
-1
-1
-2
Typ.
5.0
5.5
400
10
4
1
275
3400
4.0
-10
Max.
5.5
1.5
1.0
800
4
2
6
6
3400
Units
V
mA
A
V
V
V
V
M
k
k
k
A
dB
dBmO
Hz
Hz
ms
dBmO
Hz
3400
Hz
10
KHz
60
dB
0
dB
3
dB
1
dB
1
dB
3
dB
-60
dBmO
-63
dBmO
1998 MX-COM, Inc.
www.mxcom.com Tel: 800 638 5577 336 744 5050 Fax: 336 744 5054
Doc. # 20480189.001
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA All Trademarks and service marks are held by their respective companies.
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