HEF4020B Просмотр технического описания (PDF) - NXP Semiconductors.
Номер в каталоге
Компоненты Описание
производитель
HEF4020B Datasheet PDF : 13 Pages
| |||
NXP Semiconductors
HEF4020B
14-stage binary counter
14. Abbreviations
Table 11. Abbreviations
Acronym
Description
DUT
Device Under Test
ESD
ElectroStatic Discharge
HBM
Human Body Model
MM
Machine Model
15. Revision history
Table 12. Revision history
Document ID
Release date Data sheet status
Change notice Supersedes
HEF4020B_4
Modifications:
20081204
Product data sheet
-
HEF4020B_CNV_3
• The format of this data sheet has been redesigned to comply with the new identity
guidelines of NXP Semiconductors.
• Legal texts have been adapted to the new company name where appropriate.
• Parallel output pins renamed Q0 to Q13 throughout.
• Temperature statement added to Section 1 “General description”.
• Section 2 “Features” added.
• Table 1 “Ordering information” restructured.
• Package version SOT38-1 changed to SOT38-4 in Section 4, and Figure 9. Package
SOT74 removed from Section 4.
• Figure 1 “Functional diagram”, Figure 4 “Logic diagram”, Figure 5 “Pin configuration”,
Figure 7 “Propagation delays, minimum pulse widths, transition and recovery times and
maximum clock frequency” and Figure 6 “Timing diagram” changed for pin name changes.
• Figure 2 “Logic symbol” and Figure 3 “IEC Logic symbol” added.
• Table 2 “Pin description” edited for pin name changes.
• Section 7 “Functional description” added.
• Section 8 “Limiting values” and Section 10 “Static characteristics” added, taken from the
HE4000B Family Specifications data sheet.
• tRMR, tWCPH and tWMRH changed to trec and tW for Table 7 “Dynamic characteristics” and
Figure 7 “Propagation delays, minimum pulse widths, transition and recovery times and
maximum clock frequency”.
• 50 % replaced by VM for Figure 7 “Propagation delays, minimum pulse widths, transition
and recovery times and maximum clock frequency”.
• Table 9 “Measurement points”, Figure 8 “Test circuit” and Table 10 “Test data” added.
HEF4020B_CNV_3
19950101
Product specification
-
HEF4020B_CNV_2
HEF4020B_CNV_2
19950101
Product specification
-
-
HEF4020B_4
Product data sheet
Rev. 04 — 4 December 2008
© NXP B.V. 2008. All rights reserved.
11 of 13
Share Link: 