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PDF HEF4022B Data sheet ( Hoja de datos )
| Número de pieza | HEF4022B | |
| Descripción | 4-stage divide-by-8 Johnson counter | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de HEF4022B (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
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INTEGRATED CIRCUITS
DATA SHEET
For a complete data sheet, please also download:
• The IC04 LOCMOS HE4000B Logic
Family Specifications HEF, HEC
• The IC04 LOCMOS HE4000B Logic
Package Outlines/Information HEF, HEC
HEF4022B
MSI
4-stage divide-by-8 Johnson
counter
Product specification
File under Integrated Circuits, IC04
January 1995
1 page  
Philips Semiconductors
4-stage divide-by-8 Johnson counter
AC CHARACTERISTICS
VSS = 0 V; Tamb = 25 °C; CL = 50 pF; input transition times ≤ 20 ns
VDD
V
SYMBOL MIN.
TYP.
Hold times
5
140 70
CP0 → CP1
10 thold
15
50 25
30 15
5 170 85
CP1 → CP0
10 thold
15
60 30
40 20
Minimum clock
5
75 35
pulse width
10 tWCP
15
30 15
20 10
Minimum MR
5
70 35
pulse width; HIGH
10 tWMRH
15
30 15
20 10
Recovery time
5
30 10
for MR
10 tRMR
15
15 5
10 5
Maximum clock
5
36
pulse frequency
10 fmax
15
8 16
12 24
MAX.
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
MHz
Product specification
HEF4022B
MSI
see also waveforms
Figs 4 and 5
Dynamic power
dissipation per
package (P)
VDD
V
TYPICAL FORMULA FOR P (µW)
5
475 fi + ∑ (fo CL) × VDD 2
where
10
2400 fi + ∑ (fo CL) × VDD 2
fi = input freq. (MHz)
15
6700 fi + ∑ (fo CL) × VDD 2
fo = output freq. (MHz)
CL = total load capacitance (pF)
∑ (foCL) = sum of outputs
VDD = supply voltage (V)
January 1995
5
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet HEF4022B.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
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