MT9094 Mitel Networks Corporation, MT9094 Datasheet - Page 29

• Manufacturer Part Number: MT9094
• Description: ISO2-CMOS ST-BUS FAMILY Digital Telephone (DPhone-II)
• Manufacturer: Mitel Networks Corporation

Electrical Characteristics
† AC Electrical Characteristics are over recommended temperature range & recommended power supply voltages.
‡ Typical figures are at 25 C and are for design aid only: not guaranteed and not subject to production testing.
† Electrical Characteristics are over recommended temperature range & recommended power supply voltages.
‡ Typical figures are at 25 C and are for design aid only: not guaranteed and not subject to production testing.
† Electrical Characteristics are over recommended temperature range & recommended power supply voltages.
‡ Typical figures are at 25 C and are for design aid only: not guaranteed and not subject to production testing.
AC Electrical Characteristics
Electrical Characteristics
1
2
1
2
3
4
5
6
1
Differential input voltage without
overloading CODEC
Input impedance
Earpiece load impedance
Allowable Earpiece capacitive
load
Earpiece harmonic distortion
Speaker load impedance
Allowable Speaker capacitive
load
Speaker harmonic distortion
New Call Tone Output voltage
(SPKR+ to SPKR-)
Characteristics
Characteristics
Characteristics
†
†
for Analog Inputs
for Analog Outputs
†
for New Call Tone
Sym
E
S
E
S
E
S
Sym
CL
CL
V
ZL
ZL
D
D
Z
ID
I
V
V
V
V
Sym
NCT1
NCT2
NCT3
NCT4
Min
260
34
Min
50
2.390
0.950
0.380
Typ
300
300
300
Typ
40
Typ
6.0
‡
‡
‡
Max
0.5
0.5
Max
2.87
1.02
Units
Vp-p
Vp-p
Vp-p
Vp-p
Units
ohms
ohms
pF
pF
%
%
Units
Vp-p
Vp-p
k
NCTG0=0, NCTG1=0
NCTG0=1, NCTG1=0
NCTG0=0, NCTG1=1
NCTG0=1, NCTG1=1
load > 34 ohms across SPKR±
across HSPKR±
each pin:
300 ohms load across
HSPKR± (tol-15%),RxA/u=1,
V
across SPKR±
each pin
40 ohms load across SPKR±
(tol-15%),
V
O
O
MICA/u=0, A/u=0
MICA/u=0, A/u=1
across MIC± or M± inputs,
Tx filter gain = 0dB setting
MIC+, MIC-, M+ or M-
to V
693V
6.2Vp-p, Rx gain=0dB
Test Conditions
Test Conditions
SS
Test Conditions
rms
.
, Rx gain=0dB
HSPKR+
HSPKR-
SPKR+
SPKR-
MT9094
7-73