HEF4511B 데이터 시트보기 (PDF) - NXP Semiconductors.
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HEF4511B Datasheet PDF : 20 Pages
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NXP Semiconductors
HEF4511B
BCD to 7-segment latch/decoder/driver
6. Functional description
Table 3. Function table[1]
Inputs
Outputs
Display
LE BL LT D3 D2 D1 D0 Qa Qb Qc Qd Qe Qf Qg
X
X
L
X
X
X
X
H
H
H
H
H
H
H
8
X
L
H
X
X
X
X
L
L
L
L
L
L
L
blank
L
H
H
L
L
L
L
H
H
H
H
H
H
L
0
L
H
H
L
L
L
H
L
H
H
L
L
L
L
1
L
H
H
L
L
H
L
H
H
L
H
H
L
H
2
L
H
H
L
L
H
H
H
H
H
H
L
L
H
3
L
H
H
L
H
L
L
L
H
H
L
L
H
H
4
L
H
H
L
H
L
H
H
L
H
H
L
H
H
5
L
H
H
L
H
H
L
L
L
H
H
H
H
H
6
L
H
H
L
H
H
H
H
H
H
L
L
L
L
7
L
H
H
H
L
L
L
H
H
H
H
H
H
H
8
L
H
H
H
L
L
H
H
H
H
L
L
H
H
9
L
H
H
H
L
H
X
L
L
L
L
L
L
L
blank
L
H
H
H
H
X
X
L
L
L
L
L
L
L
blank
H
H
H
X
X
X
X
N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C.
[1] H = HIGH voltage level; L = LOW voltage level; X = don’t care; N.C. = no change.
Fig 5. Seven segment digital display with segment designation
a
fg b
e
c
d
001aaj494
HEF4511B
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 7 — 11 November 2011
© NXP B.V. 2011. All rights reserved.
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