PCA2000UAC datasheet(10/30 Pages) NXP

tên linh kiện	PCA2000UAC

Giải thích chi tiết về linh kiện	32 kHz watch circuit with programmable adaptive motor pulse

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nhà sản xuất	NXP [NXP Semiconductors]

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PCA2000_2001

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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

1.38 V (silver-oxide)

2.5 V (lithium)

Factory test bit

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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