74HC393D Просмотр технического описания (PDF) - NXP Semiconductors.
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74HC393D Datasheet PDF : 21 Pages
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NXP Semiconductors
4. Functional diagram
1Q0 3
1 1CP
1Q1 4
1
1Q2 5
2 1MR
1Q3 6
2Q0 11
13 2CP
2Q1 10
2
2Q2 9
12 2MR
2Q3 8
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Fig 1. Logic symbol
1Q0
1CP
3
1
4-BIT
1Q1
BINARY
4
RIPPLE 1Q2
2
1MR COUNTER
1Q3
5
6
2Q0
2CP
11
13
4-BIT
2Q1
BINARY
10
RIPPLE 2Q2
12
2MR COUNTER
2Q3
9
8
Fig 3. Functional diagram
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74HC393; 74HCT393
Dual 4-bit binary ripple counter
CTR4 0 3
2 CT = 0
4
CT
1+
5
36
CTR4 0 11
12 CT = 0
10
CT
13 +
9
38
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Fig 2. IEC logic symbol
0
1
2
3
4
15
5
14
6
13
7
12 11 10
Fig 4. State diagram
9
8
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74HC_HCT393
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 4 — 16 May 2013
© NXP B.V. 2013. All rights reserved.
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