Advance Information
AC Electrical Characteristics
†
Characteristics
1
Ringing drive capability
Sym
Min
5
Typ
‡
Max
Units
REN
MH88617
Test Conditions
5 REN=1400
Ω
@ 20Hz
R
LOOP
= 1800Ω
V@Load=35V
rms
(@25˚C)
DCRI=100VDC
V
bat
=-48V
V
BAT
= -48V DC
V
DCRI
= 100V DC
RV = 1.2Vrms
sinewave, REN 5
Test circuit as Fig 5
200
40
10
10
-0.2
-12
6
-0.25
-0.2
-12
-0.25
THD
0
0
0
0.25
0.2
6
0.25
1
5
CMRR
Nc
Nc
PSRR
25
25
THL
18
21
dB
dB
dB
48
12
12
dB
%
%
dB
dBrnC
dBrnC
Test circuit as Fig 6
300 - 3400Hz
Test circuits as Fig 6&7
Output 0dBm @ 1kHz
Test circuits as Fig 6&7
Output +3dBm @ 1kHz
Test circuit as Fig. 9
200 - 3400Hz
Test circuit as Fig. 7
Input 0V
Test circuit as Fig. 7
Input 0V
Test circuit as Fig. 7 Ripple
0.1Vrms 1kHz @ V
CC
/ V
EE
/ V
BAT
/ V
DCRI
Test circuit as Fig 7
300 - 3400Hz
500 - 2500Hz
Test circuit as Fig 8
300 - 3400Hz
0
0.2
6
mS
mS
kΩ
Ω
dB
dB
dB
dB
dB
Test circuit as Fig 7
Input 0.5V at 1kHz
T-R Load > 10kΩ,
Output<2.25V @ 1kHz
Test circuit as Fig 7
300 - 3400Hz
Test circuit as Fig 6
Input 0.5V @ 1kHz
RV = 16Hz, RC = 1
RC at logic 0
2
AC Ringing Amplifier
Gain (Note 5)
Output Voltage (Note 3)
Frequency Range
Auto Ring Trip & SHK detect
time
Ring Trip
SHK
Input Impedance at VR
Output Impedance at VX
Receive Gain (VR to 2-Wire)
Off-Hook
Programmable Range
On-Hook
(relative to Off-Hook)
A
RING
V
RING
F
RING
50
60
16
68
Vrms
Hz
3
4
5
6
7
8
Frequency Response Gain
(relative to Gain @ 1kHz)
Transmit Gain (2-Wire to VX)
Programmable Range
9
10
11
12
13
14
15
Frequency Response Gain
(relative to Gain @ 1kHz)
Total Harmonic Distortion at
VX and 2-Wire.
Overload at VX and 2-Wire.
Common Mode Rejection
Ratio
Idle Channel Noise at VX
Idle Channel Noise at 2-Wire
Power Supply Rejection Ratio
at VX and 2-Wire
VX
2-Wire
Transhybrid Loss
16
17
Return Loss at 2-Wire
RL
18
dB
2-165
MITEL [ MITEL NETWORKS CORPORATION ]
