SI52142-A01AGM Silicon_Laboratories, SI52142-A01AGM Datasheet - Page 5

• Manufacturer Part Number: SI52142-A01AGM
• Description: Specifications: Type: Clock/Frequency Generator, Fanout Buffer (Distribution), Multiplexer ; PLL: Yes with Bypass ; Main Purpose: PCI Express (PCIe) ; Input: Clock, Crystal ; Output: Clock ; Number of Circuits: 1 ; Ratio - Input Output: 1 3 ; Differe
• Manufacturer: Silicon_Laboratories

Table 2. AC Electrical Specifications
Crystal
Long-term Accuracy
Clock Input
CLKIN Duty Cycle
CLKIN Rise and Fall Times
CLKIN Cycle to Cycle Jitter
CLKIN Long Term Jitter
Input High Voltage
Input Low Voltage
Input High Current
Input Low Current
DIFF at 0.7 V
DIFF Duty Cycle
Any DIFF Clock Skew from the
earliest bank to the latest bank
DIFF Cycle to Cycle Jitter
Output PCIe Gen1 REFCLK
Phase Jitter
Output PCIe Gen2 REFCLK
Phase Jitter
Output PCIe Gen2 REFCLK
Phase Jitter
Output Phase Jitter Impact—
PCIe Gen3
DIFF Long Term Accuracy
DIFF Rising/Falling Slew Rate
Voltage High
Voltage Low
Crossing Point Voltage at 0.7 V
Swing
Parameter
T
RMS
RMS
RMS
RMS
Symbol
SKEW(win
T
T
V
V
L
L
T
T
T
R
V
T
T
dow)
V
R
V
HIGH
ACC
I
ACC
LOW
CCJ
I
CCJ
DC
LTJ
DC
IH
OX
IL
/T
/ T
IH
IL
GEN1
GEN2
GEN2
GEN3
F
F
Includes PLL BW 8–16 MHz, Jitter
Measured between 0.2 V
Ftrk=1.5 MHz with BER = 1E-12
Measured at VDD/2 differential
Includes PLL BW 1.5–22 MHz,
Jitter Peaking = 3 dB, ζ = 0.54,
XIN/CLKIN pin, 0 < VIN <0.8
Includes PLL BW 2 – 4 MHz,
Includes PLL BW 8–16 MHz,
Measured differentially from
Measured at 0 V differential
Measured at 0 V differential
Measured at 0 V differential
Measured at 0 V differential
XIN/CLKIN pin, VIN = VDD
Peaking = 3 dB, ζ = 0.54,
Preliminary 0.1
1.5 MHz < F < Nyquist
Td=12 ns, High Band,
Td=12 ns, Low Band,
Measured at VDD/2
Measured at VDD/2
Measured at VDD/2
ζ = 0.54, Td=10 ns,
CDR = 10 MHz)
XIN/CLKIN pin
XIN/CLKIN pin
F < 1.5 MHz
Condition
±150 mV
0.8 V
DD
DD
and
–0.3
Min
–35
300
0.5
47
45
—
—
—
—
—
—
—
—
—
2
0
0
0
0
1
Typ
0.5
35
40
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2
2
Si52142
VDD+0.3
Max
1.15
250
250
350
108
100
550
4.0
0.8
3.0
3.1
1.0
53
35
55
50
50
—
—
8
Unit
ppm
V/ns
ppm
V/ns
mV
µA
µA
ps
ps
ps
ps
ps
ps
ps
ps
%
%
V
V
V
V
5