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EM91401 Просмотр технического описания (PDF) - ELAN Microelectronics
Номер в каталоге
Компоненты Описание
производитель
EM91401
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
ELAN Microelectronics
EM91401 Datasheet PDF : 23 Pages
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EM91401 SERIES
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
AND DUAL-TONE MELODY GENERATOR
Preliminary
DTMF output frequency
(fosc = 3.579545 MHz)
Keyboard scan pin
ROW1 (f1)
ROW2 (f2)
ROW3 (f3)
ROW4 (f4)
COL1 (f5)
COL2 (f6)
COL3 (f7)
CCITT standard (Hz)
697
770
852
941
1209
1336
1477
Actual output (Hz)
699.1
766.2
847.4
947.9
1215.8
1331.6
1471.8
Deviation (%)
0.30
0.49
-0.53
0.73
0.56
-0.32
-0.35
* This specification are subject to be changed without notice.
10.1.1997
12
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