參數(shù)資料
型號(hào): MT3270
廠商: Mitel Networks Corporation
英文描述: Wide Dynamic Range DTMF Receiver
中文描述: 寬動(dòng)態(tài)范圍的DTMF接收器
文件頁數(shù): 8/8頁
文件大?。?/td> 91K
代理商: MT3270
MT3170B/71B, MT3270B/71B, MT3370B/71B
4-10
Figure 4 - Timing Diagram
Figure 5 - ACK to SD Timing
INPUT
ESt
(MT3x70B)
DStD
(MT3x71B)
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. (MT3x7xB).
- minimum time between valid DTMF signals (MT3x71B).
- maximum DTMF signal duration not detected as valid (MT3x7xB).
- minimum DTMF signal duration required for valid recognition (MT3x71B).
- time to detect the absence of valid DTMF signals (MT3x70B).
- time to detect the presence of valid DTMF signals (MT3x70B).
- supervisory tone integrator attack time (MT3x7xB).
- supervisory tone integrator decay time (MT3x7xB).
ESt/DStD
ACK
SD
V
IH
V
IL
V
IH
V
IL
1/
f
ACK
t
PAD
t
DH
b
0
b
1
b
2
b
3
MSB
DTMF Energy
Detect
LSB
DTMF Energy
Detect
相關(guān)PDF資料
PDF描述
MT3170B Wide Dynamic Range DTMF Receiver(50dB的寬動(dòng)態(tài)范圍雙音多頻信號(hào)(DTMF)接收器)
MT3171B Wide Dynamic Range DTMF Receiver(50dB的寬動(dòng)態(tài)范圍雙音多頻信號(hào)(DTMF)接收器)
MT3270B Wide Dynamic Range DTMF Receiver(50dB的寬動(dòng)態(tài)范圍雙音多頻信號(hào)(DTMF)接收器)
MT3271B Wide Dynamic Range DTMF Receiver(50dB的寬動(dòng)態(tài)范圍雙音多頻信號(hào)(DTMF)接收器)
MT3370B Wide Dynamic Range DTMF Receiver(50dB的寬動(dòng)態(tài)范圍雙音多頻信號(hào)(DTMF)接收器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MT3270B 制造商:ZARLINK 制造商全稱:Zarlink Semiconductor Inc 功能描述:Wide Dynamic Range DTMF Receiver
MT3270BE 制造商:Microsemi Corporation 功能描述:
MT3270BE1 制造商:Microsemi Corporation 功能描述:PB FREE DTMF RX.2 PIN OSC EST 4.19MHZ 制造商:Microsemi Corporation 功能描述:DTMF RX 4.19MHZ 5V 8PDIP - Rail/Tube 制造商:MICROSEMI CONSUMER MEDICAL PRODUCT GROUP 功能描述:IC RECEIVER DTMF 50DB 8PDIP 制造商:Microsemi Corporation 功能描述:IC RECEIVER DTMF 50DB 8PDIP
MT3271BE 制造商:Microsemi Corporation 功能描述:
MT3271BE1 制造商:Microsemi Corporation 功能描述:DTMF RX 4.19MHZ 5V 8PDIP - Rail/Tube 制造商:Microsemi Corporation 功能描述:PB FREE DTMF RX. 2 PIN OSC.DST.4.19MHZ 制造商:Zarlink Semiconductor Inc 功能描述:DTMF RX 4.19MHZ 5V 8PDIP - Rail/Tube 制造商:Zarlink Semiconductor Inc 功能描述:PB FREE DTMF RX. 2 PIN OSC.DST.4.19MHZ