MC14584B データシートの表示（PDF） - Motorola => Freescale
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MC14584B Datasheet PDF : 5 Pages
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ÎÎÎÎSÎÎÎÎWIÎÎÎÎTCHÎÎÎÎINGÎÎÎÎCHÎÎÎÎARÎÎÎÎACÎÎÎÎTERÎÎÎÎISTÎÎÎÎICSÎÎÎÎ(CLÎÎÎÎ= 50ÎÎÎÎpFÎÎÎÎ, TAÎÎÎÎ= 25ÎÎÎÎ_C)ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎVÎÎÎÎDDÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ
Characteristic
Symbol
Vdc
Min
Typ #
Max
Unit
Output Rise Time
tTLH
5.0
—
100
200
ns
10
—
50
100
15
—
40
80
Output Fall Time
tTHL
5.0
—
100
200
ns
10
—
50
100
15
—
40
80
Propagation Delay Time
tPLH, tPHL
5.0
—
125
250
ns
10
—
50
100
15
—
40
80
#Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
PULSE
GENERATOR
INPUT
VDD
14
OUTPUT
7 VSS
CL
20 ns
INPUT
tPHL
OUTPUT
90%
50%
10%
90%
50%
10%
tf
Figure 1. Switching Time Test Circuit and Waveforms
20 ns
VDD
VSS
tPLH VOH
VOL
tr
Vin
Vout
VH
VDD
VH
VDD
VT+
VT+
Vin
VT–
Vin
VT–
VSS
VSS
VDD
VDD
Vout
Vout
VSS
(a) Schmitt Triggers will square up inputs with slow
rise and fall times.
VSS
(b) A Schmitt trigger offers maximum noise immunity
in gate applications.
Figure 2. Typical Schmitt Trigger Applications
VDD
0
0
VT– VT+
VDD
VH
Vin, INPUT VOLTAGE (Vdc)
Figure 3. Typical Transfer Characteristics
PIN ASSIGNMENT
IN 1 1
OUT 1 2
IN 2 3
OUT 2 4
IN 3 5
OUT 3 6
VSS 7
14 VDD
13 IN 6
12 OUT 6
11 IN 5
10 OUT 5
9 IN 4
8 OUT 4
MOTOROLA CMOS LOGIC DATA
MC14584B
3
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