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参数资料
| 型号： | SNJ54AC14W |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 门电路 |
| 英文描述： | AC SERIES, 1-INPUT INVERT GATE, CDFP14 |
| 封装： | CERMAIC, DFP-14 |
| 文件页数： | 15/20页 |
| 文件大小： | 801K |
| 代理商： | SNJ54AC14W |
SN54AC14, SN74AC14
HEX SCHMITT TRIGGER INVERTERS
SCAS522G AUGUST 1995 REVISED AUGUST 2008
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
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
SN54AC14
SN74AC14
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
tPLH
A
Y
1.5
5
10
1.5
12
1.5
11
ns
tPHL
A
Y
1.5
5
8.5
1.5
10
1.5
9.5
ns
operating characteristics, VCC = 5 V, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
CL = 50 pF,
f = 1 MHz
25
pF
PARAMETER MEASUREMENT INFORMATION
S1
TEST
tPLH/tPHL
Open
50% VCC
tPLH
tPHL
tPLH
VOH
VOL
50% VCC
VCC
0 V
50% VCC
Input
(see Note B)
Out-of-Phase
Output
In-Phase
Output
50% VCC
VOLTAGE WAVEFORMS
From Output
Under Test
CL = 50 pF
(see Note A)
LOAD CIRCUIT
S1
2
× VCC
500
500
OPEN
NOTES: A. CL includes probe and jig capacitance.
B. All input pulses are supplied by generators having the following characteristics: PRR
≤ 1 MHz, ZO = 50 , tr v 2.5 ns, tf v 2.5 ns.
C. The outputs are measured one at a time with one input transition per measurement.
Figure 1. Load Circuit and Voltage Waveforms
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