Parameter Symbol Condition Min Typ Max Unit
Output Rise/Fall Time t
r
/t
f
C
L
= 10 pF, 20 to 80% — 1 2 ns
Period Jitter PJ
1
CLKOUT1/2/3, at the same fre-
quency
— 12 20 ps rms
PJ
2
CLKOUT1/2/3, at different output
frequencies
1
— 30
95
2
ps rms
PJ
3
CLKOUT1/3 at 32.768 kHz, V
DD
=
V
DDO
= 3.3 V
1500
2
ps
Cycle-to-Cycle Jitter CCJ
1
CLKOUT1/2/3, at the same fre-
quency
— 85 150 ps
CCJ
2
CLKOUT1/2/3, at different output
frequencies
1
— 145
290
2
ps
Power-up Time t
PU
Time from 0.9 V
DD
to valid
frequencies at all clock outputs
— 1.2 5 ms
Output Enable Time t
OE
Time from OE rising edge to active
at outputs SSCLK1/2 (asynchro-
nous), F
OUT
= 133 MHz
— 15 — ns
Output Disable Time t
OD
Time from OE falling edge to active
at outputs SSCLK1/2 (asynchro-
nous), F
OUT
= 133 MHz
— 15 — ns
Note:
1. Example frequency configurations:
• 8 MHz, 100 MHz, 75 MHz
• 48 MHz, 100 MHz, 66 2/3 MHz
• 96 MHz, 133 1/3 MHz, 133 1/3 MHz
2. Jitter performance depends on configuration and programming parameters.
Table 3.3. Absolute Maximum Conditions
Parameter Symbol Condition Min Typ Max Unit
Main Supply Voltage V
DD_3.3V
–0.5 — 4.2 V
Input Voltage V
IN
Relative to V
SS
–0.5 — V
DD
+0.5 V
Temperature, Storage T
S
Non-functional –65 — 150 °C
Temperature, Operating Ambient T
A
Functional, I-Grade –40 — 85 °C
Temperature, Junction T
J
Functional, power is applied — — 125 °C
Temperature, Soldering T
Sol
Non-functional — — 260 °C
ESD Protection (Human Body Mod-
el)
ESD
HBM
JEDEC (JESD 22-A114) –4000 — 4000 V
ESD Protection (Charge Device
Model)
ESD
CDM
JEDEC (JESD 22-C101) –1500 — 1500 V
ESD Protection (Machine Model) ESD
MM
JEDEC (JESD 22-A115) –200 — 200 V
Note:
1. While using multiple power supplies, the voltage on any input or I/O pin cannot exceed the power pin during power-up. Power
supply sequencing is not required.
Si51218 Data Sheet
Electrical Specifications
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