SI5369 Datasheet, PDF (20/84 Pages) Silicon Laboratories – ANY-FREQUENCY PRECISION CLOCK MULTIPLIER/JITTER ATTENUATOR

Si5369
System
Power
Supply
VDD = 3.3 V
130 
130 
Ferrite
Bead
C10
1 µF
C1–9
0.1 µF
CKIN1+
82 
82 
CKIN1–
Option 1:
Crystal
Option 2:
Ext. Refclk
0.1 µF
0.1 µF
CKOUT1+
CKOUT1–
0.1 µF
+
100 
–
0.1 µF
Input
Clock
Sources*
VDD = 3.3 V
CKOUT4+
CKOUT4–
0.1 µF
+
100 
–
0.1 µF
Clock
Outputs
130 
82 
INC
DEC
Rate
Control Mode (L)
130 
82 
CKIN4+
CKIN4–
INC
DEC
RATE[1:0]
CMODE
Si5369
FS_OUT+
FS_OUT–
INT_ALM
CnB
LOL
A[2:0]
SDA
0.1 µF
+
100 
0.1 µF
–
Interrupt/Alarm Output
Indicator
CKINn Invalid Indicator
(n = 1 to 3)
PLL Loss of Lock
Indicator
Serial Port
Address
Serial Data
I²C
Interface
Reset
RST
SCL
Serial Clock
*Note: Assumes differential LVPECL termination (3.3 V) on clock inputs.
Figure 7. Si5369 Typical Application Circuit (I²C Control Mode)
System
Power
Supply
Ferrite
Bead
VDD = 3.3 V
130 
130 
CKIN1+
C10
1 µF
C1–9
0.1 µF
82 
CKIN1–
82 
Option 1:
Crystal
Option 2:
Ext. Refclk
0.1 µF
0.1 µF
CKOUT1+
CKOUT1–
Input
Clock
Sources*
VDD = 3.3 V
130 
82 
130 
CKIN4+
CKIN4–
82 
Si5369
CKOUT4+
CKOUT4–
FS_OUT+
FS_OUT–
INT_ALM
CnB
INC
INC
LOL
DEC
Rate
Control Mode (H)
Reset
DEC
SS
RATE[1:0]
SDO
CMODE
SDI
RST
SCL
*Note: Assumes differential LVPECL termination (3.3 V) on clock inputs.
0.1 µF
+
100 
–
0.1 µF
0.1 µF
+
100 
–
0.1 µF
0.1 µF
+
100 
0.1 µF
–
Clock
Outputs
Interrupt/Alarm Output
Indicator
CKINn Invalid Indicator
(n = 1 to 3)
PLL Loss of Lock
Indicator
Slave Select
Serial Data
Out
Serial Data
In
SPI
Interface
Serial Clock
Figure 8. Si5369 Typical Application Circuit (SPI Control Mode)
20
Rev. 1.0