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PCA2000UAC датащи(PDF) 10 Page - NXP Semiconductors

номер детали PCA2000UAC
подробное описание детали  32 kHz watch circuit with programmable adaptive motor pulse
PDF  30 Pages
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производитель  NXP [NXP Semiconductors]
домашняя страница  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCA2000UAC датащи(HTML) 10 Page - NXP Semiconductors

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PCA2000_2001
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 08 — 23 August 2010
10 of 30
NXP Semiconductors
PCA2000; PCA2001
32 kHz watch circuit with programmable adaptive motor pulse
[1]
Between positive and negative detection pulses.
Byte D is read to determine which type of the PCA200X family is used in a particular
application.
Table 7.
Description of word C bits
Bit
Value
Description
Pulse width tp
1 to 3
000
0.98 ms
001
1.95 ms
010
2.90 ms
011
3.90 ms
100
4.90 ms
101
5.90 ms
110
6.80 ms
111
7.80 ms
Time delay td(max) [1]
4 to 6
000
3.91 ms
001
4.88 ms
010
5.86 ms
011
6.84 ms
100
7.81 ms
101
8.79 ms
110
9.77 ms
111
10.74 ms
EOL voltage of the battery
7
0
1.38 V (silver-oxide)
1
2.5 V (lithium)
Factory test bit
8-
-
Table 8.
Description of word D bits
Bit
Value
Description
Type recognition
1 to 4
0000
PCA2002
1000
PCA2000
0100
PCA2001
1100
PCA2003
Factory test bits
5 to 8
-
-



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