74HC7046A Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
74HC7046A Datasheet PDF : 38 Pages
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Philips Semiconductors
Phase-locked-loop with lock detector
Product specification
74HC/HCT7046A
DC CHARACTERISTICS FOR 74HCT
VCO section
Voltages are referenced to GND (ground = 0 V)
Tamb (°C)
TEST CONDITIONS
SYMBOL
PARAMETER
74HCT
+25
−40 to +85
−40 to +125
UNIT
VCC
(V)
VI
min. typ. max. min. max. min. max.
OTHER
VIH
HIGH level input 2.0 1.6
2.0
2.0
voltage
INH
V 4.5
to
5.5
VIL
LOW level input
voltage
INH
1.2 0.8
0.8
0.8 V 4.5
to
5.5
VOH
HIGH level output 4.4 4.5
4.4
4.4
voltage
V
4.5 VIH −IO = 20 µA
or
VCOOUT
VIL
VOH
HIGH level output 3.98 4.32
3.84
3.7
voltage
V
4.5 VIH −IO = 4.0 mA
or
VCOOUT
VIL
VOL
LOW level output
voltage
0 0.1
0.1
0.1 V
4.5 VIH IO = 20 µA
or
VCOOUT
VIL
VOL
LOW level output
voltage
VCOOUT
0.15 0.26
0.33
0.4 V
4.5 VIH IO = 4.0 mA
or
VIL
VOL
LOW level output
voltage C1A, C1B
(test purposes only)
±II
input leakage
current
INH, VCOIN
R1
resistor range
3.0
0.40
0.47
0.1
1.0
300
0.54 V
1.0 µA
kΩ
4.5 VIH IO = 4.0 mA
or
VIL
5.5 VCC
or
GND
4.5
note 1
R2
resistor range
3.0
300
kΩ 4.5
note 1
C1
capacitor range
40
no
limit
pF 4.5
VVCOIN operating voltage 1.1
3.4
range at VCOIN
V 4.5
over the range
specified for
R1;
for linearity see
Figs 18 and 19.
Note
1. The parallel value of R1 and R2 should be more than 2.7 kΩ. Optimum performance is achieved when R1 and/or R2
are/is > 10 kΩ.
December 1990
17
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