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參數(shù)資料
| 型號(hào)： | MT9094 |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | Digital Telephone (DPhone-II)(數(shù)字電話) |
| 中文描述： | 數(shù)字電話（DPhone -Ⅱ）（數(shù)字電話） |
| 文件頁(yè)數(shù)： | 29/34頁(yè) |
| 文件大小： | 234K |
| 代理商： | MT9094 |
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MT9094
7-73
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
for New Call Tone
Characteristics
Sym
Typ
Units
Test Conditions
1
New Call Tone Output voltage
(SPKR+ to SPKR-)
V
NCT1
V
NCT2
V
NCT3
V
NCT4
6.0
2.390
0.950
0.380
Vp-p
Vp-p
Vp-p
Vp-p
NCTG0=0, NCTG1=0
NCTG0=1, NCTG1=0
NCTG0=0, NCTG1=1
NCTG0=1, NCTG1=1
load > 34 ohms across SPKR
±
Electrical Characteristics
for Analog Outputs
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
Earpiece load impedance
E
ZL
E
CL
260
300
ohms
across HSPKR
±
2
Allowable Earpiece capacitive
load
300
pF
each pin:
HSPKR+
HSPKR-
3
Earpiece harmonic distortion
E
D
0.5
%
300 ohms load across
HSPKR
±
(tol-15%),RxA/u=1,
V
O
≤
693V
rms
, Rx gain=0dB
across SPKR
±
4
Speaker load impedance
S
ZL
S
CL
34
40
ohms
5
Allowable Speaker capacitive
load
300
pF
each pin
SPKR+
SPKR-
6
Speaker harmonic distortion
S
D
0.5
%
40 ohms load across SPKR
±
(tol-15%),
V
O
≤
6.2Vp-p, Rx gain=0dB
Electrical Characteristics
for Analog Inputs
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
Differential input voltage without
overloading CODEC
V
ID
2.87
1.02
Vp-p
Vp-p
MICA/u=0, A/u=0
MICA/u=0, A/u=1
across MIC
±
or M
±
inputs,
Tx filter gain = 0dB setting
2
Input impedance
Z
I
50
k
MIC+, MIC-, M+ or M-
to V
SS
.
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