PCA2000 datasheet(3/19 Pages) PHILIPS

Part #	PCA2000

Description	32 kHz watch circuit with programmable adaptive motor pulse

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Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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3 / 19 page

2003 Dec 17

3

Philips Semiconductors

Product speciﬁcation

32 kHz watch circuit with programmable

adaptive motor pulse

PCA2000; PCA2001

BLOCK DIAGRAM

mgw567

÷4

MOT2

MOT1

8

3

5

1

2

67

RESET

4

VDD

VSS

VOLTAGE DETECTOR,

OTP-CONTROLLER

MOTOR CONTROL WITH

ADAPTIVE PULSE MODULATION

STEP

DETECTION

EOL

PCA2000 only

PCA2000

PCA2001

DIVIDER

RESET

reset

32 Hz

1 Hz

8 kHz

OSCILLATOR

OSCIN

OSCOUT

TEST

OTP-MEMORY

TIMING ADJUSTMENT,

INHIBITION

Fig.1 Block diagram.

PINNING

SYMBOL

PAD

DESCRIPTION

VSS

1

ground

TEST

2

test output

OSCIN

3

oscillator input

OSCOUT

4

oscillator output

VDD

5

supply voltage

MOT1

6

motor 1 output

MOT2

7

motor 2 output

RESET

8

reset input

handbook, halfpage

MGU554

VDD

MOT2

MOT1

RESET

VSS

TEST

OSCIN

OSCOUT

PCA2000

PCA2001

1

2

8

7

6

5

3

4

Fig.2 Pad configuration.

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PCA2000 Datasheet(PDF) 3 Page - NXP Semiconductors

PCA2000 Datasheet(HTML) 3 Page - NXP Semiconductors

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