HEF40160BF View Datasheet(PDF) - Philips Electronics
Part Name
Description
MFG CO.
HEF40160BF Datasheet PDF : 10 Pages
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Philips Semiconductors
4-bit synchronous decade counter with
asynchronous reset
Product specification
HEF40160B
MSI
AC CHARACTERISTICS
VSS = 0 V; Tamb = 25 °C; input transition times ≤ 20 ns
Dynamic power
dissipation per
package (P)
VDD
V
TYPICAL FORMULA FOR P (µW)
5
1 200 fi + ∑ (foCL) × VDD2
10
5 600 fi + ∑ (foCL) × VDD2
15
16 000 fi + ∑ (foCL) × VDD2
where
fi = input freq. (MHz)
fo = output freq. (MHz)
CL = load capacitance (pF)
∑ (foCL) = sum of outputs
VDD = supply voltage (V)
AC CHARACTERISTICS
VSS = 0 V; Tamb = 25 °C; CL = 50 pF; input transition times ≤ 20 ns
VDD
V
SYMBOL MIN. TYP. MAX.
TYPICAL EXTRAPOLATION
FORMULA
Propagation delays
CP → On
HIGH to LOW
LOW to HIGH
CP → TC
HIGH to LOW
LOW to HIGH
CET → TC
HIGH to LOW
LOW to HIGH
MR → On
HIGH to LOW
MR → TC
HIGH to LOW
5
10
tPHL
15
5
10
tPLH
15
5
10
tPHL
15
5
10
tPLH
15
5
10
tPHL
15
5
10
tPLH
15
5
10
tPHL
15
5
10
tPHL
15
110 220 ns 83 ns + (0,55 ns/pF) CL
45 90 ns 34 ns + (0,23 ns/pF) CL
30 60 ns 22 ns + (0,16 ns/pF) CL
115 230 ns 88 ns + (0,55 ns/pF) CL
45 95 ns 34 ns + (0,23 ns/pF) CL
35 65 ns 27 ns + (0,16 ns/pF) CL
130 260 ns 103 ns + (0,55 ns/pF) CL
55 105 ns 44 ns + (0,23 ns/pF) CL
35 75 ns 27 ns + (0,16 ns/pF) CL
140 280 ns 113 ns + (0,55 ns/pF) CL
55 115 ns 44 ns + (0,23 ns/pF) CL
40 80 ns 32 ns + (0,16 ns/pF) CL
105 210 ns 78 ns + (0,55 ns/pF) CL
50 100 ns 39 ns + (0,23 ns/pF) CL
35 75 ns 27 ns + (0,16 ns/pF) CL
90 185 ns 63 ns + (0,55 ns/pF) CL
35 70 ns 24 ns + (0,23 ns/pF) CL
25 50 ns 17 ns + (0,16 ns/pF) CL
120 245 ns 93 ns + (0,55 ns/pF) CL
50 100 ns 39 ns + (0,23 ns/pF) CL
35 70 ns 27 ns + (0,16 ns/pF) CL
145 295 ns 118 ns + (0,55 ns/pF) CL
60 120 ns 49 ns + (0,23 ns/pF) CL
45 85 ns 37 ns + (0,16 ns/pF) CL
January 1995
5
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