XUQ DATASHEET
DC Characteristics
(V = 1.8V ±5%, T = - 20°C to +70°C; -40° to +85°C). Below are guaranteed for listed standard frequencies.
DD
A
Parameter
Symbol
Condition
Min
Typ
Max
Units
Power Supply Current
IDD
<250MHz
>250MHz
75
90
mA
Output HIGH Voltage
Output LOW Voltage
VOH
VOL
VIH
Std LVPECL load
Std LVPECL load
0.5
0
0.8
V
V
V
0.25
Enable/Disable Input HIGH Voltage
(Output enabled)*
70%VDD
Enable/Disable Input LOW Voltage
(Output disabled)
VIL
30%VDD
V
* A pullup resistor from pin 6 (VDD) to pin 1 (E/D) enables output when pin 1 is left open.
AC Characteristics
(V = 1.8V ±5%, T = - 20°C to +70°C; -40° to +85°C). Below are guaranteed for listed standard frequencies.
DD
A
Parameter
Symbol
Condition
Min
0.016
±20
Typ
Max
670
Units
MHz
ppm
ppm
Ohms
ms
Output Frequency Range
FOUTR
Frequency Stability
STD Frequencies
Temperature = -20°C to +70°C
Temperature = -40°C to +85°C
To GND
±100
±100
±25
Output Load
Start-up Time
50
TST
Output valid time after VDD meets
minimum specified level
10
Output Rise Time
20% to 80% VPP
80% to 20% VPP
250
250
350
350
ps
ps
Output Fall Time
Output Clock Duty Cycle
TDTCY
At 50% VPP
<312.5MHz
>312.5MHz
45
40
55
60
%
Output Enable/ Disable Time
Period Jitter, RMS
Random Jitter
TOE
JPER
RJ
100
4.2
1.6
25
ns
ps
Frequency = 156.25MHz
1.8
0.75
8
Frequency = 156.25MHz
Per MJSQ spec (Methodologies for
Jitter and Signal Quality specifications)
ps
Deterministic Jitter
Total Jitter
DJ
ps
TJ
20
45
ps
Phase Jitter (12kHz – 20MHz)
JITTER
NOISE
Frequency = 156.25MHz at 25°C, 1.8V
100Hz of Carrier
750
-90
1200
fs
Phase Noise Performance
Frequency = 156.25MHz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
1kHz of Carrier
-101
-109
-122
-144
-149
10kHz of Carrier
100kHz of Carrier
1MHz of Carrier
10MHz of Carrier
Output Frequency (Standards)
FOUT
100MHz, 106.25MHz, 125MHz, 150MHz, 155.52MHz, 156.25MHz, 200MHz,
212,5MHz, 250MHz, 300MHz, 312.5MHZ, 400MHz
(Contact IDT for additional frequencies)
Note: Inclusive of initial frequency accuracy, operating temperature range, supply variation, load variation, 3 times solder reflow, shock, vibration and 1 year aging at 25°C. We do not
recommend hand soldering the devices.
JUNE 20, 2017
5
IDT XO LVPECL CRYSTAL OSCILLATOR