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參數(shù)資料
| 型號(hào)： | MT8840AE |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | ISO2-CMOS Data Over Voice Modem |
| 中文描述： | ISO2全CMOS數(shù)據(jù)超過(guò)語(yǔ)音調(diào)制解調(diào)器 |
| 文件頁(yè)數(shù)： | 7/8頁(yè) |
| 文件大小： | 56K |
| 代理商： | MT8840AE |
ISO
2
-CMOS
MT8840
5-9
Notes:
1.
2.
All A.C. parameters are based on a typical data rate of 2 kbit/s.
Measured with no external resistor to DET input. Detection level internally set to 2.36V typical.
A.C. Characteristics -
V
DD
=5.0V±5% V
SS
=0V T=0 - 85°C (All voltages are referenced to V
SS
/GND)
Characteristics
Sym
Min
Typ
Max
Unit
Test Conditions
1
2
3
4
5
6
7
8
9
D
I
G
I
T
A
L
I
/
O
Crystal/Clock Frequency
Clock Input (OSC 1)
Rise Time
Fall Time
Duty Cycle
Clock Output (OSC 2)
Rise Time
Fall Time
Duty Cycle
Capacitive Load
Clock Output (CK32)
Rise Time
Fall Time
Duty Cycle
Capacitive Load
Warbler Frequency (TCO)
Low Tone Frequency
f
C
3.5759 3.5795 3.5831
MHz
OSC1, OSC2
t
LHCI
t
HLCI
DC
CI
100
100
60
ns
ns
%
10% - 90% of (V
DD
- V
SS
)
40
50
t
LHCO
t
HLCO
DC
CO
C
LCO
F
C32
t
LH32
t
HL32
DC
32
C
L32
f
W
f
LT
100
100
50
ns
ns
%
pF
Hz
ns
ns
%
pF
Hz
Hz
Hz
Hz
Hz
C
L
= 30pF, 3.58MHz ext.
clock to OSC1
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
30
32508
32541
100
100
50
32574
fc = 3.5795MHz
10% - 90% of (V
DD
- V
SS
)
C
L
= 100pF
100
7.955
428
1260
535
1574
T
O
N
E
C
A
L
L
E
R
7.935
352
1036
440
1295
7.945
390
1148
487
1434
1.25
fc = 3.5795MHz ± 0.1%
FATC = 0, f
c
= 3.5795MHz
FATC = V
DD
, f
c
= 3.5795MHz
FATC = 0, f
c
= 3.5795MHz
FATC = V
DD
, f
c
= 3.5795MHz
High Tone Frequency
f
HT
Harmonic Relationship
Warbler Output (TCO)
Rise Time
Fall Time
Duty Cycle
Output Level (TCO)
f
HT
/f
LT
t
LHWO
t
HLWO
DC
WO
V
TCC
500
500
50
V
DD
0.625
32541
250
ns
ns
%
V
pp
V
pp
Hz
mV
pp
V
DD
= 5V
100K
load to V
Ref
C
L
= 30pF, MTC = 0
MTC = 0
MTC = 1
(100K
load to V
Ref
)
M
O
D
U
L
A
T
O
R
Modulated Frequency
Output Level (TxO)
Output Level (TxO)
variation vs. V
DD
Transmit Data Input (TxDI)
Rise Time
Fall Time
Data Rate (TxDI)
Input Impedance (RxI)
Valid Input Level - Data (RxI)
Valid Input Level - Data + Voice
Receive Data Output (RxDO)
Rise Time
Fall Time
Capacitive Load
Duty Cycle
f
MOD
V
TxO
225
270
V
TxO
100
%
t
LHTxDI
t
HLTxDI
f
Data
Z
IN
V
RxI
V
RxI
f
Data
100
100
ns
ns
2
k/bits See Note 1
K
32 kHz Input Frequency
mV
pp
See Note 2
V
pp
kbit/s
ns
10% - 90% of (V
DD
- V
SS
)
ns
C
L
= 100pF
pF
%
D
E
M
O
D
U
L
A
T
O
R
50
40
400
3.0
2
100
100
100
60
40
50
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MT8840 | ISO2-CMOS Data Over Voice Modem |
| MT8840AS | ISO2-CMOS Data Over Voice Modem |
| MT884 | () |
| MT8860 | DTMF DECODER |
| MT8860XC | DTMF DECODER |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MT8840AS | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:ISO2-CMOS Data Over Voice Modem |
| MT8841 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:CMOS Calling Number Identification Circuit |
| MT8841AE | 制造商:Mitel Networks Corporation 功能描述:CALLER NUMBER ID CIRCUIT, 16 Pin, Plastic, DIP |
| MT8841AN | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:CMOS Calling Number Identification Circuit |
| MT8841AS | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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