PCA1462USLASH7 datasheet(15/24 Pages) PHILIPS

부품명	PCA1462U/7

상세설명	32 kHz oscillator, amplitude regulated with excellent frequency stability

PDF	24 Pages

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제조업체	PHILIPS [NXP Semiconductors]

홈페이지	http://www.nxp.com

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15 / 24 page

1998 Apr 21

Philips Semiconductors

Product speciﬁcation

32 kHz watch circuits with adaptive motor

pulse

PCA146x series

Note

1. Duty factor is 1 : 32 and RESET = VDD or VSS.

Oscillator

VOSC ST

starting voltage

1.2

−−

transconductance

Vi(p-p) ≤ 50 mV

−µS

tosc

start-up time

−

∆f/f

frequency stability

∆V

DD = 100 mV

−

0.05

× 10−6 0.3 × 10−6

input capacitance

output capacitance

Voltage level detector

VLIT

threshold voltage

1.62

1.80

1.98

VEOL

threshold voltage

1.30

1.38

1.46

∆V

EOL

hysteresis of threshold

−

TCEOL

temperature coefﬁcient

−−1

−

mV/K

Reset input

output frequency

−

∆Vo

output voltage swing

R=1M

Ω; C = 10 pF

1.4

−−

tedge

edge time

R=1M

Ω; C = 10 pF

−

−µs

Iim

peak input current

note 1

−

320

−

Ii(av)

average input current

−

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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