參數(shù)資料
型號: 933334290652
廠商: NXP SEMICONDUCTORS
元件分類: 編、解碼器及復用、解復用
英文描述: 4000/14000/40000 SERIES, 8 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDIP16
封裝: PLASTIC, SOT-38-1, DIP-16
文件頁數(shù): 4/7頁
文件大小: 66K
代理商: 933334290652
January 1995
4
Philips Semiconductors
Product specication
8-input multiplexer with 3-state output
HEF4512B
MSI
TRUTH TABLE
Notes
1. H = HIGH state (the more positive voltage)
L = LOW state (the less positive voltage)
X = state is immaterial
Z = high impedance OFF-state
AC CHARACTERISTICS
VSS = 0 V; Tamb =25 °C; input transition times ≤ 20 ns
INPUTS
OUTPUT
EO
ES2
S1
S0
I0
I1
I2
I3
I4
I5
I6
I7
O
LH
X
L
LL
L
X
L
LL
L
H
X
H
LL
L
H
X
L
X
L
LL
L
H
X
H
X
H
LL
L
H
L
X
L
X
L
LL
L
H
L
X
H
X
H
LL
L
H
X
L
X
L
LL
L
H
X
H
X
H
LL
H
L
X
L
X
L
LL
H
L
X
H
X
H
LL
H
L
H
X
L
X
L
LL
H
L
H
X
H
X
H
LL
H
L
X
L
X
L
LL
H
L
X
H
X
H
LL
H
X
L
LL
H
X
H
HX
X
Z
VDD
V
TYPICAL FORMULA FOR P (
W)
Dynamic power
5
500 fi +∑ (foCL) × VDD2
where
dissipation per
10
2100 fi +∑ (foCL) × VDD2
fi = input freq. (MHz)
package (P)
15
5800 fi +∑ (foCL) × VDD2
fo = output freq. (MHz)
CL = load capacitance (pF)
∑ (f
oCL) = sum of outputs
VDD = supply voltage (V)
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