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參數(shù)資料
| 型號(hào)： | MT8888CE1 |
| 廠商： | ZARLINK SEMICONDUCTOR INC |
| 元件分類： | 信令電路 |
| 英文描述： | Integrated DTMF Transceiver with Intel Micro Interface |
| 中文描述： | TELECOM, DTMF SIGNALING CIRCUIT, PDIP20 |
| 封裝： | LEAD FREE, PLASTIC, MS-001AD, DIP-20 |
| 文件頁數(shù)： | 19/25頁 |
| 文件大?。?/td> | 536K |
| 代理商： | MT8888CE1 |
MT8888C
Data Sheet
19
Zarlink Semiconductor Inc.
Characteristics are over recommended operating conditions unless otherwise stated.
Typical figures are at 25
°
C, V
= 5 V, and for design aid only: not guaranteed and not subject to production testing.
* *See “Notes” following AC Electrical Characteristics Tables.
Characteristics are over recommended operating conditions unless otherwise stated
Typical figures are at 25
°
C, V
DD
=5 V, and for design aid only: not guaranteed and not subject to production testing
Characteristics are over recommended operating conditions unless otherwise stated
Typical figures are at 25
°
C, V
DD
=5 V, and for design aid only: not guaranteed and not subject to production testing
AC Electrical Characteristics
- Voltages are with respect to ground (V
SS
) unless otherwise stated. f
C
=3.579545 MHz
Characteristics
Sym.
Min.
Typ.
Max.
Units
Notes*
1
R
X
Positive twist accept
8
dB
2,3,6,9
2
Negative twist accept
8
dB
2,3,6,9
3
Freq. deviation accept
±
1.5%
±
2Hz
2,3,5
4
Freq. deviation reject
±
3.5%
2,3,5
5
Third tone tolerance
-16
dB
2,3,4,5,9,10
6
Noise tolerance
-12
dB
2,3,4,5,7,9,10
7
Dial tone tolerance
22
dB
2,3,4,5,8,9
AC Electrical Characteristics
- Call Progress
- Voltages are with respect to ground (V
SS
), unless otherwise stated.
Characteristics
Sym.
Min.
Typ.
Max.
Units
Conditions
1
Accept Bandwidth
f
A
310
500
Hz
@ -25 dBm,
Note 9
2
Lower freq. (REJECT)
f
LR
f
HR
290
Hz
@ -25 dBm
3
Upper freq. (REJECT)
540
Hz
@ -25 dBm
4
Call progress tone detect level (total
power)
-30
dBm
AC Electrical Characteristics
- DTMF Reception -
Typical DTMF tone accept and reject requirements. Actual values are
user selectable as per Figures 5, 6 and 7.
Characteristics
Sym.
Min.
Typ.
Max.
Units
Conditions
1
Minimum tone accept duration
t
REC
t
REC
t
ID
t
DO
40
ms
2
Maximum tone reject duration
20
ms
3
Minimum interdigit pause duration
40
ms
4
Maximum tone drop-out duration
20
ms
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MT8888CE-1 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Integrated DTMFTransceiver with Intel Micro Interface |
| MT8888CN | 制造商:Microsemi Corporation 功能描述: |
| MT8888CN1 | 制造商:Microsemi Corporation 功能描述: 制造商:Microsemi Corporation 功能描述:DTMF TXRX 3.58MHZ CMOS 5V 24SSOP - Rail/Tube 制造商:MICROSEMI CONSUMER MEDICAL PRODUCT GROUP 功能描述:IC TXRX DTMF 24SSOP 制造商:Microsemi Corporation 功能描述:IC TXRX DTMF 24SSOP |
| MT8888CN-1 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Integrated DTMFTransceiver with Intel Micro Interface |
| MT8888CP | 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Integrated DTMF Transceiver with Intel Micro Interface |
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