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參數(shù)資料
| 型號： | ZL49030DDA |
| 廠商： | ZARLINK SEMICONDUCTOR INC |
| 元件分類： | 信令電路 |
| 英文描述： | Wide Dynamic Range DTMF Receiver |
| 中文描述： | TELECOM, DTMF SIGNALING CIRCUIT, PDSO20 |
| 封裝： | 5.30 MM, MO-150AE, SSOP-20 |
| 文件頁數(shù)： | 9/14頁 |
| 文件大?。?/td> | 353K |
| 代理商： | ZL49030DDA |
ZL49010/1, ZL49020/1, ZL49030/1
Data Sheet
9
Zarlink Semiconductor Inc.
Figure 4 - Timing Diagram
INPUT
ESt
(ZL490x0)
DStD
(ZL490x1)
ACK
SD
DTMF
Tone #n
t
DP
t
REC
t
DO
DTMF
Tone #n + 1
DTMF
Tone
#n + 1
Input
Signal
t
DA
t
REC
t
ID
LSB
MSB
b
0
b
1
b
2
b
3
b
0
b
1
b
2
b
3
t
SA
t
SD
Input
Signal
Envelope
LSB
MSB
t
DO
t
ID
t
REC
t
REC
t
DA
t
DP
t
SA
t
SD
- maximum allowable dropout during valid DTMF signals. ZL490xx).
- minimum time between valid DTMF signals (ZL49011).
- maximum DTMF signal duration not detected as valid (ZL490xx).
- minimum DTMF signal duration required for valid recognition (ZL490x1).
- time to detect the absence of valid DTMF signals (ZL490x0).
- time to detect the presence of valid DTMF signals (ZL490x0).
- supervisory tone integrator attack time (ZL490xx).
- supervisory tone integrator decay time (ZL490xx).
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PDF描述 |
|---|---|
| ZL49030DDB | Wide Dynamic Range DTMF Receiver |
| ZL50012 | Flexible 512-ch Digital Switch |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| ZL49030DDB | 制造商:Microsemi Corporation 功能描述:DTMF RX 3.579MHZ 5V 20SSOP - Tape and Reel |
| ZL49030DDE1 | 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Wide Dynamic Range DTMF Receiver |
| ZL49030DDF1 | 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Wide Dynamic Range DTMF Receiver |
| ZL49031 | 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Wide Dynamic Range DTMF Receiver |
| ZL49031DCA | 制造商:Microsemi Corporation 功能描述: |
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