參數(shù)資料
型號(hào)： M-8880
廠商： Clare, Inc.
英文描述： M-8880 DTMF Transceiver
中文描述： 的M - 8880雙音多頻收發(fā)器
文件頁數(shù)： 8/13頁
文件大小： 841K
代理商： M-8880
M-8880
40-406-00012, Rev. G www.clare.com
Page 8
PARAMETER
SYMBOL
MIN
TYP*
MAX
UNITS
Receive signal conditions
Valid input signal levels
(each tone of composite signal; Notes 1, 2, 3, 5, 6, 9)
Positive twist accept (Notes 2, 3, 6, 9)
Negative twist accept (Notes 2, 3, 6, 9)
Frequency deviation accept (Notes 2, 3, 5, 9)
Frequency deviation reject (Notes 2, 3, 5)
Third tone tolerance (Notes 2, 3, 4, 5, 9, 10)
Noise tolerance (Notes 2, 3, 4, 5, 7, 9, 10)
Dial tone tolerance (Notes 2, 3, 4, 5, 8, 9, 11)
Call progress
Lower frequency (@ -25 dBm) accept
Upper frequency (@ -25 dBm) accept
Lower frequency (@ -25 dBm) reject
Upper frequency (@ -25 dBm) reject
Receive timing
Tone present detect time
Tone absent detect time
Tone duration accept (ref. Figure 12)
Tone duration reject (ref. Figure 12)
Interdigit pause accept (ref. Figure 12)
Interdigit pause reject (ref. Figure 12)
Delay St to b3
Delay St to RX
O
—RX
3
Transmit timing
Tone burst duration (DTMF mode)
Tone pause duration (DTMF mode)
Tone burst duration (extended, call progress mode)
Tone pause duration (extended, call progress mode)
Tone output
High group output level (R
L
= 10 k
)
Low group output level (R
L
= 10 k
W
)
Pre-emphasis (R
L
= 10 k
W
)
Output distortion (R
L
= 10 k
, 3.4 kHz bandwidth)
Frequency deviation (f = 3.5795 MHz)
Output load resistance
Microprocessor interface
φ
2 cycle period
φ
2 high pulse width
φ
2 low pulse width
φ
2 rise and fall time
Address, R/W hold time
Address, R/W setup time (prior to
φ
2)
-29
27.5
—
—
—
—
+1
869
6
6
—
—
—
—
—
dBm
mV
RMS
dB
dB
Nom.
Nom.
dB
dB
dB
± 1.5% ± 2 Hz
—
—
-16
-12
+22
±
3.5%
—
—
—
f
LA
f
HA
f
LR
f
HR
—
—
—
—
320
510
290
540
—
—
—
—
Hz
Hz
Hz
Hz
t
DP
t
DA
t
REC
t
REC
t
ID
t
DO
t
PStb3
t
PStRX
5
11
4
—
—
—
—
13
8
14
8.5
40
—
40
—
—
—
ms
ms
ms
ms
ms
ms
μ
s
μ
s
0.5
—
20
—
20
—
—
t
BST
t
PS
t
BSTE
t
PSE
50
50
100
100
—
—
—
—
52
52
104
104
ms
ms
ms
ms
V
HOUT
V
LOUT
dB
P
THD
-6.1
—
-2.1
dBm
-8.1
—
-4.1
dBm
0
2
3
dB
—
-25
—
dB
f
D
R
LT
—
10
± 0.7
—
± 1.5
50
%
k
t
CYC
t
CH
t
CL
t
R
, t
F
t
AH
, t
RWH
t
AS
, t
RWS
0.5
—
—
μ
s
ns
200
—
—
180
—
ns
—
—
25
ns
10
23
—
—
—
—
ns
ns
Table 12 AC Characteristics
相關(guān)PDF資料
PDF描述
M-959 Dial Pulse Counter and Hook Status Monitor
M-980-02P 190840005
M-980-02S 3V/5V General Purpose Call Progress Tone Detector
M-980-02T 3V/5V General Purpose Call Progress Tone Detector
M-980-02 3V/5V General Purpose Call Progress Tone Detector
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M-8880-01P 功能描述:IC TRANSCEIVER DTMF CMOS 20-DIP RoHS:是 類別:集成電路 (IC) >> 接口 - 電信 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS 產(chǎn)品變化通告:Product Discontinuation 06/Feb/2012 標(biāo)準(zhǔn)包裝:750 系列:*
M-8880-01SM 功能描述:IC TRANSCEIVER DTMF CMOS 20-SOIC RoHS:是 類別:集成電路 (IC) >> 接口 - 電信 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS 產(chǎn)品變化通告:Product Discontinuation 06/Feb/2012 標(biāo)準(zhǔn)包裝:750 系列:*
M-8880-01T 功能描述:IC TRANSCEIVER DTMF CMOS 20-SOIC RoHS:是 類別:集成電路 (IC) >> 接口 - 電信 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS 產(chǎn)品變化通告:Product Discontinuation 06/Feb/2012 標(biāo)準(zhǔn)包裝:750 系列:*
M-8888 制造商:CLARE 制造商全稱:Clare, Inc. 功能描述:DTMF Transceiver
M-8888-01 制造商:CLARE 制造商全稱:Clare, Inc. 功能描述:DTMF Transceiver
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號(hào)，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購

我的聯(lián)系方式

*
*
*