MH88612BV-K
AC Electrical Characteristics
Characteristics
1
2
3
4
5
6
7
Ringing Voltage
Frequency
Ringer Equivalence Number
Ring Trip Detect time
Input AC Impedance 2-wire
Input Impedance at VR
Output Impedance at VX
Gain 2-wire to VX
Gain relative to Gain @ 1kHz
8
Gain VR to 2-wire
-1.3
-0.3
-1.3
-1.0
Sym
V
RING
F
RING
REN
200
Zin
Advance Information
Min
17
Typ‡
Max
90
25
2
300
Units
V
rms
Hz
ms
Ω
Ω
kΩ
Ω
dB
Test Conditions
Superimposed on V
BAT
=
-48V
600
900
100
10
-1.0
-0.7
+0.3
-0.7
MH88612BV-K
MH88612BV-4K
Input + 3dBm,
1kHz across Tip and Ring
300-3400 Hz
Input 0.5Vrms 1kHz at VR
Z
Load
= 600Ω
300 - 3400 Hz
Input 0.5Vrms,
1kHz across Tip and Ring
Z
Load
= 600Ω
300-3400 Hz
Z
Load
= 600Ω
300-600Hz
600-3400Hz
Input + 3dBm,
1kHz across Tip and Ring
Input 1.0Vrms 1kHz at VR
Input 0.5Vrms, 1kHz
dB
Gain relative to Gain @ 1kHz
9
2-wire Return Loss over
300-3400Hz
Transhybrid Loss
Longitudinal to Metallic
Balance
Total Harmonic Distortion
at VX
at Tip and Ring
Common Mode Rejection
Ratio
2-wire to VX
Idle channel Noise
Power supply rejection ratio
V
CC
V
EE
V
BAT
THL
-0.3
20
30
+0.3
dB
dB
10
11
12
20
40
46
30
55
55
0.1
0.1
1.0
1.0
dB
dB
dB
%
%
dB
THD
13
CMRR
40
Nc
PSRR
26
26
26
50
+14
14
15
dBrnC
@ 2 Wire and VX
C- Message weighted
100 mV
PP
ripple, 1kHz on
V
CC
/V
EE
/V
BAT
, measure at
VX and across Tip and
Ring
dB
dB
dB
‡Typical figure are at 25°C and are for design aid only.
6