74hc7046a NXP Semiconductors, 74hc7046a Datasheet - Page 14

• Manufacturer Part Number: 74hc7046a
• Description: Phase-locked-loop With Lock Detector
• Manufacturer: NXP Semiconductors

Philips Semiconductors
AC CHARACTERISTICS FOR 74HC
Phase comparator section
GND = 0 V; t
VCO section
GND = 0 V; t
December 1990
SYMBOL PARAMETER
t
t
t
t
V
SYM-
BOL
f
PHL
PZH
PHZ
THL
o
VCO
f/T
f
I(p-p)
Phase-locked-loop with lock detector
VCO
/ t
/ t
/ t
/ t
TLH
PLH
PZL
PLZ
PARAMETER
frequency stability
VCO centre
frequency
VCO
linearity
duty factor at
VCO
(duty factor = 50%)
with temperature
change
propagation delay
3-state output enable
3-state output disable
output transition time
AC coupled input sensitivity
r
r
SIG
to PC1
time SIG
to PC2
time SIG
to PC2
(peak-to-peak value) at
SIG
= t
= t
frequency
OUT
f
f
IN
IN
= 6 ns; C
= 6 ns; C
, COMP
or COMP
OUT
OUT
OUT
IN
IN
, COMP
, COMP
L
L
IN
= 50 pF
= 50 pF
IN
7.0
11.0
13.0
min. typ.
IN
IN
10.0
17.0
21.0
1.0
0.4
0.3
50
50
50
25
min.
max.
58
21
17
74
27
22
96
35
28
19
7
6
9
11
15
33
typ.
T
25
amb
74HC
0.20
0.15
0.14
typ. max. min. max.
40 to 85
( C)
200
40
34
280
56
48
325
65
55
75
15
13
max. min. max. min. max.
14
T
amb
74HC
40 to 85
( C)
to 125
250
50
43
350
70
60
405
81
69
95
19
16
40
40 to 125
UNIT
%/K
MHz 3.0
%
%
300
60
51
420
84
71
490
98
83
110
22
19
V
3.0
4.5
6.0
4.5
6.0
3.0
4.5
6.0
3.0
4.5
6.0
(V)
CC
74HC/HCT7046A
UNIT
ns
ns
ns
ns
mV
TEST CONDITIONS
V
R1 = 100 k ; R2 = ;
C1 = 100 pF; see Fig.16
V
R1 = 3 k ; R2 = ;
C1 = 40 pF; see Fig.17
R1 = 100 k ; R2 = ;
C1 = 100 pF; see Figs 18
and 19
I
VCOIN
= V
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
3.0
4.5
6.0
TEST CONDITIONS
Product specification
VCOIN
V
(V)
= 1/2 V
CC
OTHER
=1/2 V
Fig.14
Fig.15
Fig.15
Fig.14
f
i
CC
= 1 MHz
OTHER
;
CC
;