74F126 查看數據表（PDF） - Philips Electronics
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74F126 Datasheet PDF : 10 Pages
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Philips Semiconductors
Quad buffers (3-State)
Product specification
74F125, 74F126
IEC/IEEE SYMBOLS
74F125
1
EN 1
3
2
4
6
5
10
8
9
13
11
12
74F126
1
EN 1
3
2
4
6
5
10
8
9
13
11
12
SF00121
SF00122
LOGIC DIAGRAMS
VCC = Pin 14
GND = Pin 7
1
OE0
2
D0
4
OE1
5
D1
10
OE2
9
D2
13
OE3
12
D3
74F125
3
Q0
6
Q1
8
Q2
11
Q3
SF00123
VCC = Pin 14
GND = Pin 7
1
OE0
2
D0
4
OE1
5
D1
10
OE2
9
D2
13
OE3
12
D3
74F126
3
Q0
6
Q1
8
Q2
11
Q3
SF00124
FUNCTION TABLE, 74F125
I NPUTS
OEn
Dn
L
L
L
H
H
X
NOTES TO THE FUNCTION TABLES:
H = High voltage level
L = Low voltage level
X = Don’t care
Z = High impedance “off” state
OUTPUT
Qn
L
H
Z
FUNCTION TABLE, 74F126
I NPUTS
OEn
Dn
H
L
H
H
L
X
OUTPUT
Qn
L
H
Z
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limit set forth in this table may impair the useful life of the device.
Unless otherwise noted these limits are over the operating free-air temperature range.)
SYMBOL
PARAMETER
VCC
VIN
IIN
VOUT
IOUT
Tamb
Tstg
Supply voltage
Input voltage
Input current
Voltage applied to output in High output state
Current applied to output in Low output state
Operating free-air temperature range
Storage temperature range
RATING
–0.5 to +7.0
–0.5 to +7.0
–30 to +5
–0.5 to VCC
128
0 to +70
–65 to +150
UNIT
V
V
mA
V
mA
°C
°C
March 28, 1989
3
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