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参数资料
| 型号： | SNJ54ACT14FKR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 门电路 |
| 英文描述： | ACT SERIES, HEX 1-INPUT INVERT GATE, CQCC20 |
| 封装： | CERAMIC, LCC-20 |
| 文件页数： | 13/19页 |
| 文件大小： | 788K |
| 代理商： | SNJ54ACT14FKR |
SN54ACT14, SN74ACT14
HEX SCHMITT TRIGGER INVERTER
SCAS557H DECEMBER 1995 REVISED NOVEMBER 2004
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
SN54ACT14
SN74ACT14
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
VT+
4.5 V
1.2
1.5
1.9
1.2
1.9
1.2
1.9
V
VT+
Positive-going threshold
5.5 V
1.4
1.7
2.1
1.4
2.1
1.4
2.1
V
VT
4.5 V
0.5
0.9
1.2
0.5
1.2
0.5
1.2
V
VT
Negative-going threshold
5.5 V
0.6
1
1.4
0.6
1.4
0.6
1.4
V
VT
4.5 V
0.4
0.6
1.4
0.4
1.4
0.4
1.4
V
VT
Hysteresis (VT+ VT)
5.5 V
0.4
0.6
1.5
0.4
1.5
0.4
1.5
V
IOH = 50 A
4.5 V
4.4
4.49
4.4
IOH = 50 A
5.5 V
5.4
5.49
5.4
VOH
IOH = 24 mA
4.5 V
3.86
3.7
3.76
V
VOH
IOH = 24 mA
5.5 V
4.86
4.7
4.76
V
IOH = 50 mA
5.5 V
3.85
IOH = 75 mA
5.5 V
3.85
IOL = 50 A
4.5 V
0.001
0.1
IOL = 50 A
5.5 V
0.001
0.1
VOL
IOL = 24 mA
4.5 V
0.36
0.5
0.44
V
VOL
IOL = 24 mA
5.5 V
0.36
0.5
0.44
V
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
ICC
One input at 3.4 V,
Other inputs at GND or VCC
5.5 V
0.6
1.6
1.5
mA
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 2 ms.
This is the increase in supply current for each input that is at one of the specified TTL voltage levels, rather than 0 V or VCC.
switching characteristics over recommended operating free-air temperature range,
VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
TA = 25°C
SN54ACT14
SN74ACT14
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tPLH
A
Y
1.5
11.5
1
14
1
12.5
ns
tPHL
A
Y
1.5
10
1
13
1
11
ns
operating characteristics, VCC = 5 V, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
CL = 50 pF,
f = 1 MHz
20
pF
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