參數(shù)資料
型號(hào)： SNJ54AC14W
廠商： TEXAS INSTRUMENTS INC
元件分類(lèi)： 門(mén)電路
英文描述： AC SERIES, 1-INPUT INVERT GATE, CDFP14
封裝： CERMAIC, DFP-14
文件頁(yè)數(shù)： 14/20頁(yè)
文件大小： 801K
代理商： SNJ54AC14W
SN54AC14, SN74AC14
HEX SCHMITT TRIGGER INVERTERS
SCAS522G AUGUST 1995 REVISED AUGUST 2008
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
SN54AC14
SN74AC14
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
VT+
3 V
0.8
1.8
2.2
0.8
2.2
0.8
2.2
VT+
Positive-going
threshold
4.5 V
1.5
2.6
3.2
1.5
3.2
1.5
3.2
V
Positive-going
threshold
5.5 V
1.6
3.2
3.9
1.6
3.9
1.6
3.9
V
VT
3 V
0.5
0.8
1
0.5
1.2
0.5
1
VT
Negative-going
threshold
4.5 V
0.9
1.4
1.8
0.9
1.8
0.9
1.8
V
Negative-going
threshold
5.5 V
1.1
1.8
2.3
1.1
2.3
1.1
2.3
V
VT
3 V
0.3
1
1.2
0.3
1.2
0.3
1.2
VT
Hysteresis
(V
V
)
4.5 V
0.4
1.2
1.4
0.4
1.4
0.4
1.4
V
Hysteresis
(VT+ VT)
5.5 V
0.5
1.4
1.6
0.5
1.6
0.5
1.6
V
3 V
2.9
IOH = 50 A
4.5 V
4.4
IOH = 50 A
5.5 V
5.4
VOH
IOH = 12 mA
3 V
2.56
2.4
2.48
V
VOH
IOH = 24 mA
4.5 V
3.86
3.7
3.8
V
IOH = 24 mA
5.5 V
4.86
4.7
4.8
IOH = 50 mA
5.5 V
3.85
IOH = 75 mA
5.5 V
3.85
3 V
0.002
0.1
IOL = 50 A
4.5 V
0.001
0.1
IOL = 50 A
5.5 V
0.001
0.1
VOL
IOL = 12 mA
3 V
0.36
0.5
0.44
V
VOL
IOL = 24 mA
4.5 V
0.36
0.5
0.44
V
IOL = 24 mA
5.5 V
0.36
0.5
0.44
IOL = 50 mA
5.5 V
1.65
IOL = 75 mA
5.5 V
1.65
II
VI = VCC or GND
5.5 V
±0.1
±1
A
ICC
VI = VCC or GND,
IO = 0
5.5 V
2
40
20
A
Ci
VI = VCC or GND
5 V
4.5
pF
Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms.
switching characteristics over recommended operating free-air temperature range,
VCC = 3.3 V " 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
TA = 25°C
SN54AC14
SN74AC14
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
tPLH
A
Y
1.5
6
13.5
1
16
1.5
15
ns
tPHL
A
Y
1.5
6
11.5
1
14
1.5
13
ns
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