SI5338 SILABS [Silicon Laboratories], SI5338 Datasheet - Page 12

• Manufacturer Part Number: SI5338
• Description: I2C-PROGRAMMABLE ANY-FREQUENCY, ANY-OUTPUT QUAD CLOCK GENERATOR
• Manufacturer: SILABS [Silicon Laboratories]

Si5338
Table 12. Jitter Specifications
(V
12
Parameter
GbE Random Jitter
(12 kHz–20 MHz)
GbE Random Jitter
(1.875–20 MHz)
OC-12 Random Jitter
(12 kHz–5 MHz)
PCI Express 3.0
Random Jitter
(1.5 MHz—50 MHz)
PCI Express 3.0
Random Jitter
(12 kHz—20 MHz)
PCI Express 3.0
Period Jitter
PCI Express 3.0
Cycle-Cycle Jitter
Period Jitter
Cycle-Cycle Jitter
Random Jitter
(12 kHz–20 MHz)
Notes:
DD
1. All jitter measurements apply for LVDS/HCSL/LVPECL output format with a low noise differential input clock and are
2. For best jitter performance, keep the single ended clock input slew rates at Pins 3 and 4 more than 1.0 V/ns and the
3. D
4. Output MultiSynth in Integer mode.
5. Input frequency to the Phase Detector between 25 and 40 MHz and any output frequency > 5 MHz.
6. Measured in accordance with JEDEC standard 65.
7. Rj is multiplied by 14; estimate the pp jitter from Rj over 2
= 1.8 V –5% to +10%, 2.5 V ±10%, or 3.3 V ±10%, T
made with an Agilent 90804 oscilloscope. All RJ measurements use RJ/DJ separation.
differential clock input slew rates more than 0.3 V/ns.
J
for PCI and GBE is < 5 ps pp
3
3
3
J
J
Symbol
R
PCIERJ1
PCIERJ2
J
1,2
J
J
J
OC12
JGBE
GBE
PER
R
CC
J
CLKIN = 25 MHz
All CLKn at 125 MHz
CLKIN = 25 MHz
All CLKn at 125 MHz
CLKIN = 19.44 MHz
All CLKn at
155.52 MHz
CLKIN = 25 MHz
All CLKn at 100 MHz
Spread Spectrum not
enabled
CLKIN = 25 MHz
All CLKn at 100 MHz
Spread Spectrum not
enabled
CLKIN = 25 MHz
All CLKn at 100 MHz
Spread Spectrum not
enabled
CLKIN = 25 MHz
All CLKn at 100 MHz
Spread Spectrum not
enabled
N = 10,000 cycles
N = 10,000 cycles
Output MultiSynth
operated in integer or
fractional mode
Output and feedback
MultiSynth in integer or
fractional mode
Test Condition
A
Rev. 0.6
= –40 to 85 °C)
4
4
4
4
12
4
rising edges.
5
5
5
4
4
Min
—
—
—
—
—
—
—
—
—
—
0.38
Typ
0.7
0.7
0.6
0.7
0.7
13
10
8
9
Max
0.79
1.5
15
30
30
29
1
1
1
1
ps pk-pk
ps pk-pk
ps pk-pk
ps RMS
ps RMS
ps RMS
ps RMS
ps RMS
ps RMS
ps pk
Unit
6