XUP DATASHEET
DC Characteristics
(V = 3.3 V ± 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
<212.5MHz
>212.5MHz
115
128
mA
Output HIGH Voltage
Output LOW Voltage
VOH
VOL
VIH
Std LVPECL load
Std LVPECL load
1.85
1.1
2.3
V
V
V
1.65
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 = 3.3 V ± 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
±100
±100
3
Units
MHz
ppm
Output Frequency Range
Frequency Stability
FOUTR
Temperature = -20°C to +70°C
Temperature = -40°C to +85°C
Ta = 25°C
±25
ppm
Aging (1st year)
Aging (10 years)
Output Load
Ta = 25°C
10
To VDD-2.0V
50
Ohms
ms
Start-up Time
TST
Output valid time after VDD meets
minimum specified level
10
Output Rise Time
20% to 80% VPP, Std frequencies
80% to 20% VPP, Std frequencies
400
400
ps
ps
%
Output Fall Time
Output Clock Duty Cycle
TDTCY
50% VPP
<312.5MHz
>312.5MHz
45
40
55
60
Output Enable/ Disable Time
Period Jitter, RMS
Random Jitter
TOE
JPER
RJ
100
7
ns
Frequency = 156.25MHz
1.8
0.7
psec
Frequency = 156.25MHz
Per MJSQ spec (Methodologies for
Jitter and Signal Quality specifications)
1.8
24
psec
Deterministic Jitter
Total Jitter
DJ
8
psec
TJ
18
42
psec
Phase Jitter (12kHz – 20MHz)
JITTER
NOISE
Standard frequencies @ 25°C, 3.3V
100Hz of Carrier
300
-95
400
fsec
Phase Noise Performance
Frequency = 156.25MHz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
1kHz of Carrier
-115
-120
-129
-149
-156
10kHz of Carrier
100kHz of Carrier
1MHz of Carrier
10MHz of Carrier
100MHz, 106.25MHz, 125MHz, 150MHz, 155.52MHz, 156.25MHz, 200MHz, 212,5MHz,
250MHz, 300MHz, 312.5MHZ, 400MHz (Contact IDT for additional frequencies)
Output Frequency (Standards)
FOUT
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
REVISION B 12/15/14
3
IDT XO LVPECL CRYSTAL OSCILLATOR