NXP Semiconductors
4. Functional diagram
HEF4538B
Dual precision monostable multivibrator
Fig 1. Functional diagram
2 1REXT/CEXT
1 1CEXT
5 1A
4 1B
3 1CD
14 2REXT/CEXT
15 2CEXT
11 2A
12 2B
13 2CD
1Q 6
1Q 7
2Q 10
2Q 9
001aae727
HEF4538B
Product data sheet
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Rev. 8 — 16 November 2011
© NXP B.V. 2011. All rights reserved.
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