Nexperia
74HC688
8-bit magnitude comparator
11 Application information
Two or more 74HC688 8-bit magnitude comparators may be cascaded to compare binary
or BCD numbers of more than 8 bits. An example is shown in Figure 9.
74HC688
74HC688
74HC688
Pn
Pn-1
P0
P=Q
P=Q
P=Q
output
Qn
8 MSB
Qn-1
E
E
Figure 9. Binary or BCD comparator
Q0
8 LSB
E
aaa-028707
74HC688
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 3 — 4 July 2018
© Nexperia B.V. 2018. All rights reserved.
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