si514 Silicon Laboratories, si514 Datasheet - Page 5

• Manufacturer Part Number: si514
• Description: Any-frequency I 2c Programmable Xo 100 Khz To 250 Mhz
• Manufacturer: Silicon Laboratories

Table 3. Output Clock Frequency Characteristics
V
Programmable
Frequency Range
Frequency
Reprogramming
Resolution
Frequency Range for
Small Frequency Change
(Continuous Glitchless
Output)
Settling time for Small
Frequency Change
Settling time for Large
Frequency Change (Out-
put Squelched during Fre-
quency Transition)
Total Stability
Temperature Stability
Startup Time
Disable Time
Notes:
DD
1. Total stability includes initial accuracy, operating temperature, supply voltage change, load change, and shock and
2. Total stability includes initial accuracy, operating temperature, supply voltage change, load change, shock and vibration
= 1.8 V ±5%, 2.5 or 3.3 V ±10%, T
vibration (not under operation), and 1 year aging at 25
(not under operation), and 10 years aging at 40
Parameter
Symbol
M
T
F
F
T
RES
SU
O
O
D
A
= –40 to +85
frequency (F
Frequency Stability Grade C
Frequency Stability Grade B
Frequency Stability Grade A
Frequency Stability Grade C
Frequency Stability Grade B
Frequency Stability Grade A
Minimum V
From center frequency
LVDS/LVPECL/HCSL
<±1000 ppm from
>±1000 ppm from
Preliminary Rev. 0.9
center frequency
center frequency
Test Condition
o
C
F
F
o
O
O
C.
O
CMOS
) within specification
< 10 MHz
 10 MHz
DD
o
C.
until output
1
2
2
–1000
0.100
0.100
–100
Min
–20
–25
–50
–30
–50
—
—
—
—
—
—
0.026
Typ
—
—
—
—
—
—
—
—
—
—
—
—
—
—
+1000
212.5
+100
Max
250
100
+30
+50
+20
+25
+50
10
10
60
25
—
Si514
Units
MHz
MHz
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppb
ms
ms
µs
µs
µs
5