參數(shù)資料
型號(hào)： 74LVC14APWDH
廠商： NXP SEMICONDUCTORS
元件分類： 通用總線功能
英文描述： Hex inverting Schmitt-trigger with 5V tolerant input
中文描述： LVC/LCX/Z SERIES, HEX 1-INPUT INVERT GATE, PDSO14
文件頁數(shù)： 5/10頁
文件大?。?/td> 95K
代理商： 74LVC14APWDH
Philips Semiconductors
Product specification
74LVC14A
Hex inverting Schmitt-trigger with 5V
tolerant input
1998 Apr 28
5
TRANSFER CHARACTERISTICS
Voltages are referenced to GND (ground = 0 V).
T
amb
(
°
C)
–40 TO +85
TYP
1
–
TEST CONDITIONS
SYMBOL
PARAMETER
UNIT
V
CC
(V)
WAVEFORMS
MIN
–
MAX
1.2
Positi
threshold
i
1.2
V
T+
1.1
–
2.0
V
2.7
Figures 1 and 2
1.1
–
2.0
2.7 to 3.6
Negati
threshold
i
0
–
–
1.2
V
T–
0.8
–
1.5
V
2.7
Figures 1 and 2
0.8
–
1.5
2.7 to 3.6
Hyst
– V
(V
T+
V
T-
)
i
–
–
–
1.2
V
H
0.3
0.3
0.4
0.45
*
–
–
V
2.7
Figures 1, 2 and 3
2.7 to 3.6
NOTES:
1. All typical values are measured at T
amb
= 25
°
C
2. The V
IH
and V
IL
from the DC family characteristics are superseded by the V
T+
and V
T-
.
TRANSFER CHARACTERISTIC WAVEFORMS
SV00427
V
H
V
T+
V
T–
V
O
V
I
Figure 1. Transfer characteristic.
SV00428
VH
VT–
VT+
VO
VI
Figure 2. Definition of
VT
, V
T-
and V
H
;
where V
T+
and V
T-
are between limits of 20% and 70%
0
0
1
2
3
4
5
ICC
(mA)
0.6
1.8
1.2
2.4
Vin(V)
3.0
SV00444
Figure 3. Typical 74LVC14 transfer characteristics; V
CC
= 3.3 V.
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