Philips Semiconductors
Product specification
Quad buffers (3-State)
74F125, 74F126
IEC/IEEE SYMBOLS
74F125
1
2
4
6
5
10
8
9
13
11
12
12
9
13
11
5
10
8
74F126
1
3
2
4
6
EN
1
EN
1
3
SF00121
SF00122
LOGIC DIAGRAMS
74F125
1
OE0
2
D0
4
OE1
5
D1
10
OE2
9
D2
13
OE3
12
D3
V
CC
= Pin 14
GND = Pin 7
11
Q3
V
CC
= Pin 14
GND = Pin 7
OE3
12
D3
11
Q3
8
Q2
OE2
9
D2
13
8
Q2
6
Q1
OE1
5
D1
10
6
Q1
3
Q0
OE0
2
D0
4
3
Q0
1
74F126
SF00123
SF00124
FUNCTION TABLE, 74F125
I NPUTS
OEn
L
L
H
Dn
L
H
X
OUTPUT
Qn
L
H
Z
FUNCTION TABLE, 74F126
I NPUTS
OEn
H
H
L
Dn
L
H
X
OUTPUT
Qn
L
H
Z
NOTES TO THE FUNCTION TABLES:
H = High voltage level
L = Low voltage level
X = Don’t care
Z = High impedance “off” state
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
V
CC
V
IN
I
IN
V
OUT
I
OUT
T
amb
T
stg
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
3
PARAMETER
RATING
–0.5 to +7.0
–0.5 to +7.0
–30 to +5
–0.5 to V
CC
128
0 to +70
–65 to +150
UNIT
V
V
mA
V
mA
°C
°C
March 28, 1989
PHILIPS [ NXP SEMICONDUCTORS ]
