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參數(shù)資料
| 型號： | MT8880C |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | Integrated DTMF Transceiver(雙音多頻信號（DTMF）收發(fā)器（帶電話程序濾波器）) |
| 中文描述： | 集成雙音多頻收發(fā)器（雙音多頻信號（DTMF）的收發(fā)器（帶電話程序濾波器）） |
| 文件頁數(shù)： | 13/24頁 |
| 文件大?。?/td> | 188K |
| 代理商： | MT8880C |
ISO
2
-CMOS
MT8880C
4-45
* Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.
Typical figures are at 25
°
C and for design aid only: not guaranteed and not subject to production testing.
DC Electrical Characteristics
- VSS=0 V.
Characteristics
Characteristics are over recommended operating conditions unless otherwise stated.
Typical figures are at 25
°
C, V
DD
=5V and for design aid only: not guaranteed and not subject to production testing.
Absolute Maximum Ratings
*
Parameter
Symbol
Min
Max
Units
1
2
3
4
5
Power supply voltage V
DD
-V
SS
Voltage on any pin
Current at any pin (Except V
DD and
V
SS
)
Storage temperature
Package power dissipation
V
DD
V
I
6
V
V
V
SS
-0.3
V
DD
+0.3
10
+150
1000
mA
°
C
mW
T
ST
P
D
-65
Recommended Operating Conditions -
Voltages are with respect to ground (VSS) unless otherwise stated.
Parameter
Sym
Min
Typ
Max
Units
Test Conditions
1
2
3
Positive power supply
Operating temperature
Crystal clock frequency
V
DD
T
O
f
CLK
4.75
-40
5.00
5.25
+85
V
°
C
MHz
3.575965
3.579545
3.583124
Sym
Min
Typ
Max
Units
Test Conditions
1
2
3
4
S
U
P
Operating supply voltage
Operating supply current
Power consumption
High level input voltage
(OSC1)
Low level input voltage
(OSC1)
Steering threshold voltage
Low level output voltage
(OSC2)
High level output voltage
(OSC2)
Output leakage current
(IRQ)
V
Ref
output voltage
V
Ref
output resistance
Low level input voltage
High level input voltage
Input leakage current
V
DD
I
DD
P
C
V
IHO
4.75
5.0
7.0
5.25
11
57.8
V
mA
mW
V
I
N
P
U
T
S
3.5
5
V
ILO
1.5
V
6
7
V
TSt
2.2
2.3
2.5
V
V
DD
=5V
No load
O
U
T
P
U
T
S
V
OLO
0.1
V
8
V
OHO
4.9
V
No load
V
DD
=5 V
9
I
OZ
V
Ref
R
OR
V
IL
V
IH
I
IZ
1
10
2.6
μ
A
V
k
V
V
μ
A
V
OH
=2.4 V
No load, V
DD
=5V
10
11
12
13
14
2.4
2.5
1.3
D
i
g
i
t
a
l
0.8
2.0
10
V
IN
=V
SS
to V
DD
15
16
17
18
Data
Bus
Source current
Sink current
Source current
Sink current
I
OH
I
OL
I
OH
I
OL
I
OL
-1.4
2.0
-0.5
2
-6.6
4.0
-3.0
4
mA
mA
mA
mA
V
OH
=2.4V
V
OL
=0.4V
V
OH
=4.6V
V
OL
=0.4V
V
OL
=0.4V
ESt
and
St/Gt
19
IRQ/
CP
Sink current
4
16
mA
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