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HEF4047B View Datasheet(PDF) - NXP Semiconductors.

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HEF4047B
NXP
NXP Semiconductors. NXP
HEF4047B Datasheet PDF : 20 Pages
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NXP Semiconductors
HEF4047B
Monostable/astable multivibrator
11.1.2
Variations due to changes in VDD
In addition to variations from unit-to-unit, the astable period may vary as a function of
frequency with respect to VDD. Typical variations are presented graphically in Figure 7 and
Figure 8 with 10 V as a reference.

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DDD






9'' 9
(1) Tamb = 25 C; fo = 10 kHz; Ct = 100 pF; Rt = 220 k.
(2) Tamb = 25 C; fo = 5 kHz; Ct = 100 pF; Rt = 470 k.
(3) Tamb = 25 C; fo = 1 kHz; Ct = 1000 pF; Rt = 220 k.
Fig 7. Typical O and O period accuracy as a function of supply voltage; astable mode.

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DDD


HEF4047B
Product data sheet





9'' 9
(1) Tamb = 25 C; fo = 500 kHz; Ct = 10 pF; Rt = 47 k.
(2) Tamb = 25 C; fo = 225 kHz; Ct = 100 pF; Rt = 10 k.
(3) Tamb = 25 C; fo = 100 kHz; Ct = 100 pF; Rt = 22 k.
(4) Tamb = 25 C; fo = 50 kHz; Ct = 100 pF; Rt = 47 k.
Fig 8. Typical O and O period accuracy as a function of supply voltage; astable mode.
All information provided in this document is subject to legal disclaimers.
Rev. 5 — 16 December 2015
© NXP Semiconductors N.V. 2015. All rights reserved.
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