74lv4020 NXP Semiconductors, 74lv4020 Datasheet - Page 20

• Manufacturer Part Number: 74lv4020
• Description: 74lv4020 14-stage Binary Ripple Counter
• Manufacturer: NXP Semiconductors

Philips Semiconductors
22. Contents
1
2
3
4
5
6
7
7.1
7.2
8
8.1
8.1.1
9
10
11
12
13
14
15
16
17
18
19
20
21
General description . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Quick reference data . . . . . . . . . . . . . . . . . . . . . 2
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Functional diagram . . . . . . . . . . . . . . . . . . . . . . 3
Pinning information . . . . . . . . . . . . . . . . . . . . . . 4
Functional description . . . . . . . . . . . . . . . . . . . 5
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 6
Recommended operating conditions. . . . . . . . 6
Static characteristics. . . . . . . . . . . . . . . . . . . . . 7
Dynamic characteristics . . . . . . . . . . . . . . . . . . 9
Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 14
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 18
Data sheet status . . . . . . . . . . . . . . . . . . . . . . . 19
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Contact information . . . . . . . . . . . . . . . . . . . . 19
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4
Function table . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . 5
© Koninklijke Philips Electronics N.V. 2005
All rights are reserved. Reproduction in whole or in part is prohibited without the prior
written consent of the copyright owner. The information presented in this document does
not form part of any quotation or contract, is believed to be accurate and reliable and may
be changed without notice. No liability will be accepted by the publisher for any
consequence of its use. Publication thereof does not convey nor imply any license under
patent- or other industrial or intellectual property rights.
Published in The Netherlands
14-stage binary ripple counter
Date of release: 29 November 2005
74LV4020
Document number: 74LV4020_1