IDT8N3S271 Data Sheet LVPECL FREQUENCY-PROGRAMMABLE CRYSTAL OSCILLATOR
IDT8N3S271CCD
REVISION A DECEMBER 17, 2012
6 ©2012 Integrated Device Technology, Inc.
AC Electrical Characteristics
Table 5. AC Characteristics, V
CC
= 3.3V ± 5% or 2.5V ± 5%, V
EE
=
0V, T
A
= -40°C to 85°C
Test Conditions Minimum Typical Maximum Units
f
OUT
Output Frequency Q, nQ
15.476 866.67 MHz
975 1,300 MHz
f
I
Initial Accuracy Measured @ 25°C ±10 ppm
f
S
Temperature Stability
Option code = A or B ±100 ppm
Option code = E or F ±50 ppm
Option code = K or L ±20 ppm
f
A
Aging
Frequency drift over 10 year life ±3 ppm
Frequency drift over 15 year life ±5 ppm
f
T
Total Stability
Option code A, B (10 year life) ±113 ppm
Option code E, F (10 year life) ±63 ppm
Option code K, L (10 year life) ±33 ppm
tjit(cc) Cycle-to-Cycle Jitter; NOTE 1 30 ps
tji
t(per) RMS Period Jitter; NOTE 1 1.9 2.8 ps
tjit(Ø)
RMS Phase Jitter (Random);
Fractional PLL feedback and
f
XTAL
= 100MHz (2xxx order codes)
17MHz f
OUT
1300MHz,
NOTE 2, 3, 4
0.497 0.882 ps
RMS Phase Jitter (Random);
Integer PLL feedback and
f
XTAL
= 100MHz (1xxx order codes)
500MHz f
OUT
1300MHz,
NOTE 2, 3, 4
0.232 0.322 ps
125MHz f
OUT
500MHz,
NOTE 2, 3, 4
0.250 0.384 ps
17MHz f
OUT
125MHz,
NOTE 2, 3, 4
0.275 0.405 ps
f
OUT
156.25MHz, NOTE 2, 3, 4 0.242 0.311 ps
f
OUT
156.25MHz, NOTE 2, 3, 5 0.275 0.359 ps
RMS Phase Jitter (Random)
Fractional PLL feedback and
f
XTAL
= 114.285MHz (0xxx order codes)
17MHz f
OUT
1300MHz,
NOTE 2, 3, 4
0.474 0.986 ps
N
(100)
Single-side band phase noise,
100Hz from Carrier
156.25MHz -92 dBc/Hz
N
(1k)
Single-side band phase noise,
1kHz from Carrier
156.25MHz -120 dBc/Hz
N
(10k)
Single-side band phase noise,
10kHz from Carrier
156.25MHz -131 dBc/Hz
N
(100k)
Single-side band phase noise,
100kHz from Carrier
156.25MHz -138 dBc/Hz
N
(1M)
Single-side band phase noise,
1MHz from Carrier
156.25MHz -139 dBc/Hz
N
(10M)
Single-side band phase noise,
10MHz from Carrier
156.25MHz -154 dBc/Hz
t
R
/ t
F
Output Rise/Fall Time 20% to 80% 50 450 ps
odc Output Duty Cycle 47 53 %
t
STARTUP
Device startup time after power up 20 ms
NOTE: Electrical parameters are guaranteed over the specified ambi
ent operating temperature range, which is established when the device is
mounted in a test socket with maintained transverse airflow greater than 500 lfpm. The device will meet specifications after thermal equilibrium
Symbol Parameter