74LVC273 Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
74LVC273 Datasheet PDF : 10 Pages
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Philips Semiconductors
Octal D-type flip-flop with reset; positive-edge trigger
Product specification
74LVC273
LOGIC SYMBOL
11
CP
3
D0
Q0
2
4
D1
Q1
5
7
D2
Q2
6
8
D3
Q3
9
13
D4
Q4
12
14
D5
Q5
15
17
D6
Q6
16
18
D7
Q7
19
MR
1
SY00052
IEEE/IEC LOGIC SYMBOL
CP 11
MR 1
D0 3
D1 4
D2 7
D3 8
D4 13
D5 14
D6 17
D7 18
C1
R
1D
2 Q0
5 Q1
6 Q2
9 Q3
12 Q4
15 Q5
16 Q6
19 Q7
SY00050
FUNCTION TABLE
OPERATING
MODES
INPUTS
MR CP Dn
OUTPUT
Q0 – Q7
Reset (clear)
L
X
X
L
Load ‘1’
H
°
h
H
Load ‘0’
H
°
I
L
H = HIGH voltage level
h = HIGH voltage level one set-up time prior to the
HIGH-to-LOW CP transition
L = LOW voltage level
I = LOW voltage level one set-up time prior to the
HIGH-to-LOW CP transition
° = LOW-to-HIGH transition
X = Don’t care
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
VCC
VI
VI/O
VO
Tamb
tr, tf
DC supply voltage (for max. speed performance)
DC supply voltage (for low-voltage applications)
DC Input voltage range
DC Input voltage range for I/Os
DC output voltage range
Operating free-air temperature range
Input rise and fall times
CONDITIONS
VCC = 1.2 to 2.7V
VCC = 2.7 to 3.6V
LIMITS
MIN
MAX
2.7
3.6
1.2
3.6
0
5.5
0
VCC
0
VCC
–40
+85
0
20
0
10
UNIT
V
V
V
V
°C
ns/V
1998 May 20
3
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