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CD22204 Datasheet(数据表) 5 Page - Intersil Corporation

部件型号  CD22204
说明  5V Low Power Subscriber DTMF Receiver
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制造商  INTERSIL [Intersil Corporation]
网页  http://www.intersil.com/cda/home
标志 

   
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71
All Intersil semiconductor products are manufactured, assembled and tested under ISO9000 quality systems certification.
Intersil semiconductor products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design and/or specifications at any time with-
out notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
For information regarding Intersil Corporation and its products, see web site http://www.intersil.com
Sales Office Headquarters
NORTH AMERICA
Intersil Corporation
P. O. Box 883, Mail Stop 53-204
Melbourne, FL 32902
TEL: (407) 724-7000
FAX: (407) 724-7240
EUROPE
Intersil SA
Mercure Center
100, Rue de la Fusee
1130 Brussels, Belgium
TEL: (32) 2.724.2111
FAX: (32) 2.724.22.05
ASIA
Intersil (Taiwan) Ltd.
7F-6, No. 101 Fu Hsing North Road
Taipei, Taiwan
Republic of China
TEL: (886) 2 2716 9310
FAX: (886) 2 2715 3029
Noise will also be reduced by placing a grounded trace
around XIN and XOUT pins on the circuit board layout when
using a crystal. It is important to note that XOUT is not
intended to drive an additional device. XIN may be driven
externally; in this case, leave XOUT floating.
Timing Waveforms
FIGURE 5.
tON
tOFF
PAUSE
ANALOG
INPUT
D1, D2
D4, D8
TONE BURST 1
TONE BURST 2
tD
tR
tSU
tH
DV
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
Tone Time
For Detection
tON
40
-
-
ms
For Rejection
tON
-
-
20
ms
Pause Time
For Detection
tOFF
40
-
-
ms
For Rejection
tOFF
-
-
20
ms
Detect Time
tD
25
-
46
ms
Release Time
tR
35
50
ms
Data Setup Time
tSU
7-
-
µs
Data Hold Time
tH
4.2
-
5
ms
Output Enable Time
CL = 50pF, RL = 1kΩ
-
-
200
300
ns
Output Disable Time
CL = 35pF, RL = 500Ω
-
-
150
200
ns
Output Rise Time
CL = 50pF
-
-
200
300
ns
Output Fall Time
CL = 50pF
-
-
160
250
ns
CD22204




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