CMX625 查看數據表（PDF） - CML Microsystems Plc
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CMX625 Datasheet PDF : 34 Pages
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ISDN TA POTS Interface
CMX625
Tone Field 0, MODE Register bit 1 and bit 0 = ‘0’ and ‘0’ respectively.
TX TONES Register Bits 4-7
D7
D6
D5
D4
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
Frequency
(Hz)
0 = OFF
252.4
268.7
285.3
315.5
330.5
375.2
404.3
468.0
495.8
520.6
548.0
562.8
578.4
595.0
612.5
TX TONES Register Bits
D3
D2
D1
0
0
0
0
0
0
0
0
1
0
0
1
0
1
0
0
1
0
0
1
1
0
1
1
1
0
0
1
0
0
1
0
1
1
0
1
1
1
0
1
1
0
1
1
1
1
1
1
0-3
D0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Frequency
(Hz)
0 = OFF
* 17.1
* 20.5
* 24.9
* 34.1
* 41.0
* 51.2
-
262.9
293.6
348.2
392.6
1600
1633
1827
587.2
NOTE: * These outputs are routed to the RING digital output instead of the TONEFSK output. Any single
tone output level at TONEFSK output is 0dBm.
Tone Field 1, MODE Register bit 1 and bit 0 = ‘0’ and ‘1’ respectively
TX TONES Register Bits 4-7
D7
D6
D5 D4
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
Frequency
(Hz)
0 = OFF
120
150
154
250
300
350
360
367
375
380
383
400
450
475
480
TX TONES Register Bits 0-3
D3
D2
D1
D0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
1
0
0
1
1
1
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
Frequency
(Hz)
0 = OFF
330
416
420
425
433
440
450
460
480
500
600
620
720
930
-
2001 Consumer Microcircuits Limited
15
D/625/2
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