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參數(shù)資料
| 型號(hào)： | MT9123AP |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | CMOS Dual Voice Echo Canceller |
| 中文描述： | CMOS雙語音回聲消除器 |
| 文件頁數(shù)： | 23/32頁 |
| 文件大?。?/td> | 191K |
| 代理商： | MT9123AP |
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Preliminary Information
MT9123
8-67
* Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.
Typical figures are at 25
°
C and are for design aid only: not guaranteed and not subject to production testing.
Typical figures are at 25
°
C and are for design aid only: not guaranteed and not subject to production testing.
* DC Electrical Characteristics are over recommended temperature and supply voltage.
Absolute Maximum Ratings*
Parameter
Symbol
Min
Max
Units
1
Supply Voltage
V
DD
-V
SS
V
i/o
I
i/o
T
ST
P
D
-0.3
7.0
V
2
Voltage on any digital pin
V
SS
-0.3
V
DD
+ 0.3
±
20
V
3
Continuous Current on any digital pin
mA
4
Storage Temperature
-65
150
°
C
5
Package Power Dissipation
500
mW
Recommended Operating Conditions
- Voltages are with respect to ground (V
SS
) unless otherwise stated.
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
Supply Voltage
V
DD
4.5
5.0
5.5
V
2
TTL Input High Voltage
2.4
V
DD
0.4
V
400mV noise margin
3
TTL Input Low Voltage
V
SS
4.5
V
400mV noise margin
4
CMOS Input High Voltage
V
DD
0.5
V
5
CMOS Input Low Voltage
V
SS
-40
V
6
Operating Temperature
T
A
+85
°
C
DC Electrical Characteristics*
- Voltages are with respect to ground (V
SS
) unless otherwise stated.
Characteristics
Sym
Min
Typ
Max
Units
Conditions/Notes
1
Supply Current
I
CC
I
DD
50
100
μ
A
mA
PWRDN = 0
PWRDN = 1, clocks active
2
Input HIGH voltage (TTL)
V
IH
V
IL
V
IHC
V
ILC
I
IH
/I
IL
V
OH
V
OL
I
OZ
C
o
C
i
2.0
V
All except MCLK,Sin,Rin
3
Input LOW voltage (TTL)
0.8
V
All except MCLK,Sin,Rin
4
Input HIGH voltage (CMOS)
3.5
V
MCLK,Sin,Rin
5
Input LOW voltage (CMOS)
1.5
V
MCLK,Sin,Rin
6
Input leakage current
0.1
10
μ
A
V
IN
=V
SS
to V
DD
I
OH
=2.5mA
I
OL
=5.0mA
V
IN
=V
SS
to V
DD
7
High level output voltage
0.9
V
DD
V
8
Low level output voltage
0.1V
DD
10
V
9
High impedance leakage
1
μ
A
10
Output capacitance
10
pF
11
Input capacitance
8
pF
12
PWRDN
Positive Threshold Voltage
Hysteresis
Negative Threshold Voltage
V+
V
H
V-
3.75
1.0
1.25
V
V
V
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| MT9123AP1 | 制造商:Microsemi Corporation 功能描述:ECHO Canceller Chip 2-CH G.165/G.711 With Tone Detection 28-Pin PLCC Tube 制造商:Microsemi Corporation 功能描述:ECHO CANCELLER CHIP 2CH G.165/G.711 W/OUT TONE DETECTION 28P - Rail/Tube 制造商:MICROSEMI CONSUMER MEDICAL PRODUCT GROUP 功能描述:IC ECHO CANCELLER DUAL 28PLCC 制造商:Microsemi Corporation 功能描述:IC ECHO CANCELLER DUAL 28PLCC |
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| MT9125AP | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:CMOS Dual ADPCM Transcoder |
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