參數(shù)資料
型號: 74F125
廠商: NXP Semiconductors N.V.
英文描述: Quad buffers 3-State
中文描述: 四緩沖三態(tài)
文件頁數(shù): 3/10頁
文件大?。?/td> 77K
代理商: 74F125
Philips Semiconductors
Product specification
74F125, 74F126
Quad buffers (3-State)
March 28, 1989
3
IEC/IEEE SYMBOLS
SF00121
1
3
1
2
4
5
10
9
13
12
74F125
6
8
11
EN
SF00122
1
3
1
2
4
5
10
9
13
12
74F126
6
8
11
EN
LOGIC DIAGRAMS
V
= Pin 14
GND = Pin 7
SF00123
74F125
1
OE0
2
D0
4
OE1
5
D1
9
D2
13
OE3
10
OE2
12
D3
Q0
3
Q1
6
Q2
8
Q3
11
V
= Pin 14
GND = Pin 7
SF00124
74F126
1
OE0
2
D0
4
OE1
5
D1
9
D2
13
OE3
10
OE2
12
D3
Q0
3
Q1
6
Q2
8
Q3
11
FUNCTION TABLE, 74F125
I NPUTS
OUTPUT
OEn
Dn
Qn
L
L
H
L
H
X
L
H
Z
FUNCTION TABLE, 74F126
I NPUTS
OUTPUT
OEn
Dn
Qn
H
H
L
L
H
X
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
PARAMETER
RATING
UNIT
V
CC
V
IN
I
IN
V
OUT
I
OUT
T
amb
T
stg
Supply voltage
–0.5 to +7.0
V
Input voltage
–0.5 to +7.0
V
Input current
–30 to +5
mA
Voltage applied to output in High output state
–0.5 to V
CC
128
V
Current applied to output in Low output state
mA
Operating free-air temperature range
0 to +70
°
C
°
C
Storage temperature range
–65 to +150
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