1. Operation in the specified SYNC frequency range guarantees that the VCO will operate in its optimal range of 20MHz to F
MAX_Q
x2. Operation with Sync inputs outside specified
frequency ranges may result in out-of-lock outputs. FREQ_SEL only affects VCO frequency and does not affect output frequencies.
DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE
Following Conditions Apply Unless Otherwise Specified:
Industrial: T
A
= –40°C to +85°C, AV
DD
/V
DD
= 3.3V ± 0.3V
Symbol
V
IH
V
IL
V
OH
V
OL
V
H
I
OZ
I
IN
Parameter
Input HIGH Voltage
Input LOW Voltage
Output HIGH Voltage
Output LOW Voltage
Input Hysteresis
Output Leakage Current
Input Leakage Current
Conditions
Guaranteed Logic HIGH Level
Guaranteed Logic LOW Level
I
OH
=
−
24mA
I
OH
=
−
100μA
V
DD
= Min., I
OL
= 24mA
V
DD
= Min., I
OL
= 100μA
—
V
OUT
= V
DD
or GND,
V
DD
= Max., Outputs Disabled
AV
DD
= Max., V
IN
= AV
DD
or GND
—
—
5
μA
Min.
2
—
V
DD
— 0.6
V
DD
— 0.2
—
—
—
—
Typ.
—
—
—
—
—
—
100
—
Max.
—
0.8
—
—
0.45
0.2
—
5
mV
μA
V
Unit
V
V
V
POWER SUPPLY CHARACTERISTICS
Symbol
I
DDQ
ΔI
DD
I
DDD
Parameter
Quiescent Power Supply Current
Power Supply Current per Input HIGH
Dynamic Power Supply Current per Output
Test Conditions
V
DD
= Max., OE/RST = LOW,
SYNC = LOW, All outputs unloaded
V
DD
= Max., V
IN
= 3V
V
DD
= Max., C
L
= 0pF
1
0.2
30
0.3
μA
μA/MHz
Typ.
—
Max.
1
Unit
mA
INPUT TIMING REQUIREMENTS
Symbol
t
R
, t
F
F
I
t
PWC
D
H
Input Clock Frequency, SYNC
Duty Cycle, SYNC
(2)
(1)
Description
(1)
Maximum input rise and fall times, 0.8V to 2V
Input clock pulse, HIGH or LOW
(2)
Min.
—
2.5
2
25
Max.
3
F
MAX _Q
—
75
Unit
ns
MHz
ns
%
NOTES:
1. See Output Frequency and Frequency Selection tables for more detail on allowable SYNC input frequencies for different speed grades with different FEEDBACK and FREQ_SEL
1. See Test Loads and Waveforms for test load and termination.
2. Skew specifications apply under identical environments (loading, temperature, V
DD
, device speed grade).
3. Measured in open loop mode PLL_EN = 0.
4. Jitter is characterized with Q output at 20MHz. See Frequency Selection Table for information on proper FREQ_SEL level for specified input frequencies.
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