HEC40244B 查看數據表（PDF） - Philips Electronics
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HEC40244B Datasheet PDF : 6 Pages
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Philips Semiconductors
Octal buffers with 3-state outputs
Fig.3 Logic diagram (one buffer).
Product specification
HEF40244B
buffers
TRUTH TABLE
INPUTS
In
EO
H
L
L
L
X
H
OUTPUT
On
H
L
Z
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
RATINGS
Limiting values in accordance with the Absolute Maximum System (IEC 134).
See Family Specifications, except for:
D.C. current into any input
± II
D.C. source or sink current into any output
± IO
D.C. current into the supply terminals
±I
max.
max.
max.
10 mA
25 mA
100 mA
DC CHARACTERISTICS
VSS = 0 V
VDD
VOH
VOL
V
V
V SYMBOL
−40
Tamb (°C)
+25
+85
MIN. TYP. MIN. TYP. MIN. TYP.
Output current
HIGH
Output current
HIGH
Output current
LOW
Hysteresis
voltage
(any input)
5
4,6
0,75
0,6 1,2 0,45
mA
10
9,5
−IOH
1,85
1,5 3,0 1,1
mA
15 13,5
14,5
15 50 15,5
mA
5
3,6
9,3
10 24 10,7
mA
10
8,4
−IOH
14,4
15 46 15,0
mA
15 13,2
19,5
20 62 19,8
mA
5
0,4
2,9
2,3 5,4 1,75
mA
10
0,5 IOL
9,5
7,6 17 5,50
mA
15
1,5
30,0
25 45 19,0
mA
5
220
mV
10
VH
15
250
mV
320
mV
January 1995
3
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