MH89626C
AC Electrical* - Receive (D/A) path
Characteristics
1
2
Absolute Gain
(Codec 0dB, GS = 5V)
Gain programmable Range
GS = 5V
GS = 0V
Loss Distortion with Frequency
(relative to level at 1020 Hz with
codec at 0dB and GS = 5V)
-0.3
-0.3
-0.3
-0.3
-0.3
-0.3
-0.3
-0.25
-0.25
-0.5
-1.5
3.14
3.14
Sym
Min
-0.5
Typ
†
0.0
Max
0.5
Preliminary Information
Units
dB
Test Comments
Input -10dBm0
1020 Hz
Input - 10dBm0
1020 Hz
1020 Hz
Input -10dBm0
0-200 Hz
200-300 Hz
300-400 Hz
400-600 Hz
600-2400 Hz
2400-3000 Hz
3000-3400 Hz
Input 1020 Hz
0 to +3dBm
-40 to 0dBm
-50 to -40dBm
-55 to -55dBm
THD < 5%
Input 1020Hz
THD < 5%
Input 1020Hz
Input at 2-Wire
0 to -20dB
-30dBm
-40dBm
-50dBm
Input at Di
-3.5
-7.0
-
-
1.0
0.75
0.35
0.55
1.5
0.25
0.25
0.5
1.5
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dBm
dBm0
3
-0.09
-0.08
4
Gain Variation with Input Level
(relative to gain to 1020Hz with
-10dBm0 input)
5
6
Signal Input Overload Level at Di
Signal Output Overload Level at
2-wire
Signal Output to Total
Distortion Ratio at 2-Wire
7
35
32.9
24.9
19.9
dB
dB
dB
dB
8
Out-of-Band Discrimination at
2-Wire:
Signals in 4.6 -72 kHz band
Signals in 300-3400 Hz band
other than 1020 Hz
Signals in 4.6 -72 kHz band
Harmonic Distortion
(2nd or 3rd Harmonic) at 2-Wire
Idle Channel Noise at
2-Wire
-73
-73
-50
-40
-25
-41
dBm
dBm
dBm
dB
-25dBm0, 4.6 -72kHz
0dBm0, 1020 Hz
0dBm0, 300-3400 Hz
9
10
-67
-67
dBmp
dBmp
Gain Setting
-3.5dB
-7dB
* AC Electrical Characteristics are over Recommended Operating Conditions unless otherwise stated.
† Typical figures are at 25°C with nominal +5V supplies and are for design aid only.
2-292
MITEL [ MITEL NETWORKS CORPORATION ]
