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CM8888-2 PDF预览

CM8888-2

更新时间: 2024-01-25 20:38:21
品牌 Logo 应用领域
CALMIRCO /
页数 文件大小 规格书
13页 322K
描述
CMOS INTEGRATED DTMF TRANCEIVER

CM8888-2 技术参数

生命周期:Obsolete零件包装代码:SOIC
包装说明:SOP,针数:20
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.82Is Samacsys:N
JESD-30 代码:R-PDSO-G20长度:12.905 mm
功能数量:1端子数量:20
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
认证状态:Not Qualified座面最大高度:2.85 mm
最大压摆率:10 mA标称供电电压:5 V
表面贴装:YES技术:CMOS
电信集成电路类型:DTMF SIGNALING CIRCUIT温度等级:INDUSTRIAL
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL宽度:7.635 mm
Base Number Matches:1

CM8888-2 数据手册

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CALIFORNIA MICRO DEVICES  
CM8888/8888-2  
AC Characteristics: All voltages referenced to VSS, VDD = 5.0V + 5%, fc = 3.579545 MHz,  
TA = -40°C to +85°C unless otherwise noted.  
A C C H A R A C TE R IS TIC S  
Param eter  
Sym bol  
Min  
Typ  
Max  
Units  
Receive Signal Conditions  
Valid Input Signal Levels  
-29  
+ 1  
dBm  
(Each Tone of Composite Signal;  
Notes 1,2,3,4,5,6,9)  
27.5  
869  
mVRMS  
Positive Twist Accept (Notes 2,3,6,9)  
Negative Twist Accept (Notes 2,3,6,9)  
Freq. Deviation Accept Limit (Notes 2,3,5,9)  
10  
10  
dB  
dB  
± 1.5%  
± 2Hz  
Nom.  
Freq. Deviation Reject Limit (Notes 2,3,5)  
Third Tone Tolerance ( 2,3,4,5,9,10)  
Noise Tolerance ( 2,3,4,5,7,9,10)  
Dial Tone Tolerance ( 2,3,4,5,8,9,11)  
Lower Frequency (@ -25 dBm) ACCEPT  
Upper Frequency (@ -25 dBm) ACCEPT  
Lower Frequency (@ -25 dBm) ACCEPT  
Upper Frequency (@ -25 dBm) ACCEPT  
Receive Tim ing  
± 3.5%  
Nom.  
dB  
dB  
dB  
Hz  
-16  
-16  
22  
FLA  
FHA  
FLR  
320  
510  
290  
540  
Hz  
Hz  
FHR  
Hz  
Tone Present Detection Time  
tDP  
tDA  
tREC  
tREC  
tID  
5
11  
4
14  
8.5  
40  
mS  
mS  
mS  
mS  
mS  
µS  
Tone Absent Detection Time  
0.5  
Min Tone Duration Accept (Ref. Fig 9)  
Max Tone Duration Reject (Ref. Fig 9)  
Min. Interdigit Pause Accept (Ref. Fig 9)  
Max. Interdigit Pause Reject (Ref. Fig 9)  
Propagation Delay (St to b3)  
20  
20  
40  
tDO  
tPS b3  
t
13  
8
µS  
µS  
Propagation Delay (St to RXO - RX3)  
tPS RX  
t
Transm it Tim ing  
Tone Burst Duration (DTMF Mode)  
Tone Pause Duration (DTMF Mode)  
tBST  
50  
52  
mS  
tPS  
tBSTE  
50  
100  
52  
104  
mS  
mS  
Tone Burst Duration  
(Extended, Call Process Mode)  
Tone Pause Duration  
tPSE  
100  
104  
mS  
(Extended, Call Process Mode)  
Tone Output  
High Group Output Level (RL= 10K)  
Low Group Output Level (RL= 10K)  
Pre-emphasis (RL = 10K)  
VHOUT  
VLOUT  
-6.1  
-8.1  
0
-2.1  
-4.1  
3
dBm  
dBm  
dBP  
THD  
2
-25  
dB  
dB  
Output Distortion  
(RL = 10K3.4 KHz Bandwidth)  
Frequency Deviation (f = 3.5795 MHz)  
fD  
± 0.7  
± 1.5  
50  
%
Output Load Resistance  
RLT  
10  
KΩ  
© 2000 California Micro Devices Corp. All rights reserved.  
5/00  
215 Topaz Street, Milpitas, California 95035  
Tel: (408) 263-3214  
Fax: (408) 263-7846  
www.calmicro.com  
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